Title: CA $238 Cheap Flights from Yellowknife (YZF) to Seattle (SEA) - Expedia.ca ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $238 Cheap Flights from Yellowknife (YZF) to Seattle (SEA) [View CA $238 flight on Mon, Nov 17, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YZF,to:SEA,departure:17/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:237.18&airProductToken=AQpoCjIIwYYBEgQ4NDc3GLguILiNASipqP0CMNWp_QI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODc5OBi4jQEgkgEonqr9AjDbqv0COEdAAVgBagVCQVNJQ3IIR05BNEEyQkESCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Yellowknife, NT (YZF) to Seattle-Tacoma International Airport (SEA) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:yzf,to:sea,departure:10/11/2025TANYT&leg2=from:sea,to:yzf,departure:17/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:yzf,to:sea,departure:10/11/2025TANYT&leg2=from:sea,to:yzf,departure:17/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:yzf,to:sea,departure:10/11/2025TANYT&leg2=from:sea,to:yzf,departure:17/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Yellowknife (YZF) to Seattle (SEA) Prices were available within the past 7 days and start at CA $238 for one-way flights and CA $426 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $426 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:425.12&airProductToken=AQqaAQoxCMGGARIEODExNBi4LiCYMSjIzf8CMMLO_wI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoxCMGGARIDMjM3GJgxILiNASjRz_8CML_Q_wI4R0ABWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODgwNBi4jQEgkgEoitH_AjDH0f8COEdAAVgBagVCQVNJQ3IIR05BNEEyQkEKaAoyCMGGARIEODgwNxiSASC4jQEozOj_AjCP6f8COEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKMgjBhgESBDg0ODAYuI0BILguKPjq_wIwjez_AjhHQAFYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $469 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:468.26&airProductToken=AQpoCjIIwYYBEgQ4NDc3GLguILiNASjpzP8CMJXO_wI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODgwNBi4jQEgkgEoitH_AjDH0f8COEdAAVgBagVCQVNJQ3IIR05BNEEyQkEKaAoyCMGGARIEODgwNxiSASC4jQEozOj_AjCP6f8COEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKMgjBhgESBDg0ODAYuI0BILguKPjq_wIwjez_AjhHQAFYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $479 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:478.76&airProductToken=AQqaAQoxCMGGARIEODExNBi4LiCYMSjIzf8CMMLO_wI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoxCMGGARIDMjQ1GJgxILiNASiW0v8CMIPT_wI4R0ABWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODgxMBi4jQEgkgEo0dT_AjCO1f8COEdAAVgBagVCQVNJQ3IIR05BNEEyQkEKaAoyCMGGARIEODgwNxiSASC4jQEozOj_AjCP6f8COEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKMgjBhgESBDg0ODAYuI0BILguKPjq_wIwjez_AjhHQAFYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $510 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:509.18&airProductToken=AQpoCjII1YIBEgQ4NjI3GLguILiNASi-0v8CMObT_wI4R0AAWAFqBTJfZWNvcghHTkE0QTJURwoyCNWCARIEODY2ORi4jQEgkgEo0dT_AjCO1f8COEdAAFgBagUyX2Vjb3IIR05BNEEyVEcKaAoyCNWCARIEODI0NhiSASC4jQEozOj_AjCP6f8COEdAAFgBagUyX2Vjb3IIR05BNEEyVEcKMgjVggESBDg1NzgYuI0BILguKPjq_wIwjez_AjhHQABYAWoFMl9lY29yCEdOQTRBMlRHEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $517 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:516.98&airProductToken=AQqaAQoyCNWCARIEODYyNhi4LiC4jQEo6cz_AjCVzv8COEdAAFgBagUyX2Vjb3IIR05BNEEyVEcKMgjVggESBDgxMDgYuI0BIINpKO3O_wIwmdD_AjhHQABYAWoFMl9lY29yCEdOQTRBMlRHCjAI1YIBEgM2MTgYg2kgkgEo-NH_AjCx0_8COEdAAFgBagUyX2Vjb3IIR05BNEEyVEcKmwEKMQjVggESBDEzNzIYkgEgsnEo1eX_AjDh5v8COEdAAFgBagUyX2Vjb3IIR05BNEEyVEcKMgjVggESBDEwNTMYsnEguI0BKPPo_wIwher_AjhHQABYAWoFMl9lY29yCEdOQTRBMlRHCjII1YIBEgQ4NTc4GLiNASC4Lij46v8CMI3s_wI4R0AAWAFqBTJfZWNvcghHTkE0QTJURxIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, Dec 13 - Mon, Dec 15 YZF Yellowknife SEA Seattle CA $553 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/12/2025TANYT&leg2=from:SEA,to:YZF,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:552.31&airProductToken=AQqjAQo0CMGGARIEODExNBi4LiCYMSjIzf8CMMLO_wI4R0AAWAFqCFNUQU5EQVJEcghHTkE0QTJURwo0CMGGARIDMjM3GJgxILiNASjRz_8CML_Q_wI4R0ABWAFqCFNUQU5EQVJEcghHTkE0QTJURwo1CMGGARIEODgwNhi4jQEgkgEop9P_AjDk0_8COEdAAVgBaghTVEFOREFSRHIIR05BNEEyVEcKbAo0CNWCARIEODI0NhiSASC4jQEozOj_AjCP6f8COEdAAFgBagdFQ09OT01ZcghHTkE0QTJURwo0CNWCARIEODU3OBi4jQEguC4o-Or_AjCN7P8COEdAAVgBagdFQ09OT01ZcghHTkE0QTJURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sat, Nov 15 - Mon, Nov 17 YZF Yellowknife SEA Seattle CA $612 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:15/11/2025TANYT&leg2=from:SEA,to:YZF,departure:17/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:611.85&airProductToken=AQpmCjEI16YBEgQzNTAwGLguIJgWKMiS_QIw_JP9AjhMQABYAWoFRUNPTk9yCExUUUQwWkVLCjEI16YBEgQzNzUwGJgWIJIBKMmV_QIw0Jb9AjhMQAFYAWoFRUNPTk9yCExUUUQwWkVLCpYBCi8IwaYBEgQyMDMzGJIBILiNASiOsf0CMMqx_QI4R0AAWAFqAk1BcghHSDJPQVZNTgoxCNemARIDMTA0GLiNASCYFijktP0CMMO1_QI4TEABWAFqBUVDT05PcghMQ1VEMExFSwowCNemARIDNjg1GJgWILguKKe2_QIwuLf9AjhMQAFYAWoFRUNPTk9yCExDVUQwTEVLEgoIARABGAEqAldTGAEiBAgBEAEoAigDKAQwAQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Fri, Dec 12 - Sun, Dec 14 YZF Yellowknife SEA Seattle CA $628 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:12/12/2025TANYT&leg2=from:SEA,to:YZF,departure:14/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:627.39&airProductToken=AQpmCjEI16YBEgQzNTAwGLguIJgWKKjC_wIw3MP_AjhMQABYAWoFRUNPTk9yCExUUUQwWkVLCjEI16YBEgQxNTUyGJgWIJIBKKnF_wIwnMb_AjhMQAFYAWoFRUNPTk9yCExUUUQwWkVLCpYBCi8IwaYBEgQyMDMzGJIBILiNASju4P8CMKrh_wI4R0AAWAFqAk1BcghHSDJPQVZNTgoxCNemARIDMTA0GLiNASCYFijE5P8CMKPl_wI4TEABWAFqBUVDT05PcghMQ1VEMEhFSwowCNemARIDNjg1GJgWILguKIfm_wIwmOf_AjhMQAFYAWoFRUNPTk9yCExDVUQwSEVLEgoIARABGAEqAldTGAEiBAgBEAEoAigDKAQwAQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Thu, Nov 20 - Sat, Nov 22 YZF Yellowknife SEA Seattle CA $629 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:20/11/2025TANYT&leg2=from:SEA,to:YZF,departure:22/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:628.04&airProductToken=AQpiCjAI16YBEgM2ODQYuC4gmBYopc79AjCsz_0COExAAFgBagVFQ09OT3IITENVRDBMRUsKLgjBpgESBDIzMDgYmBYgkgEouND9AjCm0f0COEdAAVgBagJNQXIIR0gyT0FWTU4KmwEKMgjXpgESBDM4MTMYkgEg-LIBKIvk_QIw2-T9AjhMQABYAWoFRUNPTk9yCExUVkQwWkVLCjII16YBEgQzNjEwGPiyASCYFijE5f0CMJTm_QI4TEABWAFqBUVDT05PcghMQ1VEMExFSwoxCNemARIEMzUwMRiYFiC4Liiv5_0CMOjo_QI4TEABWAFqBUVDT05PcghMQ1VEMExFSxIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Thu, Nov 13 - Sat, Nov 15 YZF Yellowknife SEA Seattle CA $639 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:13/11/2025TANYT&leg2=from:SEA,to:YZF,departure:15/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:638.54&airProductToken=AQpiCjAI16YBEgM2ODQYuC4gmBYoxf_8AjDMgP0COExAAFgBagVFQ09OT3IITENVRDBMRUsKLgjBpgESBDIzMDgYmBYgkgEo2IH9AjDGgv0COEdAAVgBagJNQXIIR0gyT0FWTU4KmwEKMgjXpgESBDM4MTMYkgEg-LIBKKuV_QIw-5X9AjhMQABYAWoFRUNPTk9yCExUVUY1WkVHCjII16YBEgQzNjEyGPiyASCYFiigl_0CMPCX_QI4TEABWAFqBUVDT05PcghMQ1VEMExFSwoxCNemARIEMzUwMRiYFiC4LijPmP0CMIia_QI4TEABWAFqBUVDT05PcghMQ1VEMExFSxIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Dec 12 - Sun, Dec 14 YZF Yellowknife SEA Seattle CA $646 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:12/12/2025TANYT&leg2=from:SEA,to:YZF,departure:14/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:645.67&airProductToken=AQqaAQoxCMGGARIEODExNBi4LiCYMSiowv8CMKLD_wI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoxCMGGARIDMjM3GJgxILiNASixxP8CMJ_F_wI4R0ABWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODgwNBi4jQEgkgEo6sX_AjCnxv8COEdAAVgBagVCQVNJQ3IIR05BNEEyQkEKaAoyCMGGARIEODgwNxiSASC4jQEorN3_AjDv3f8COEtAAFgBagVCQVNJQ3IIS05BMkEwQkEKMgjBhgESBDg0ODAYuI0BILguKNjf_wIw7eD_AjhLQAFYAWoFQkFTSUNyCEtOQTJBMEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, Nov 19 - Fri, Nov 21 YZF Yellowknife SEA Seattle CA $664 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:19/11/2025TANYT&leg2=from:SEA,to:YZF,departure:21/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:663.74&airProductToken=AQpiCjAI16YBEgM2ODQYuC4gmBYohcP9AjCMxP0COExAAFgBagVFQ09OT3IITENVRDBMRUsKLgjBpgESBDIzMDgYmBYgkgEomMX9AjCGxv0COEdAAVgBagJNQXIIR0gyT0FWTU4KlQEKLgjBpgESBDIyNzEYkgEgmDEozdn9AjC72v0COE9AAFgBagJNQXIIT0gyT0FVTU4KMAjXpgESAzE2ORiYMSCYFiir2_0CMOfb_QI4TEABWAFqBUVDT05PcghMQlVEMExFSwoxCNemARIEMzUwMRiYFiC4LiiP3P0CMMjd_QI4TEABWAFqBUVDT05PcghMQlVEMExFSxIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Fri, Dec 12 - Sun, Dec 14 YZF Yellowknife SEA Seattle CA $666 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:12/12/2025TANYT&leg2=from:SEA,to:YZF,departure:14/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:665.71&airProductToken=AQpmCjEI16YBEgQzNTAwGLguIJgWKKjC_wIw3MP_AjhMQABYAWoFRUNPTk9yCExUUUQwWkVLCjEI16YBEgQxNTUyGJgWIJIBKKnF_wIwnMb_AjhMQAFYAWoFRUNPTk9yCExUUUQwWkVLCpQBCi4IwaYBEgQyMjM0GJIBIJhOKOng_wIwneH_AjhRQABYAWoCTUFyCFFIMk9BVU1OCjAI16YBEgMyNjAYmE4gmBYo6uP_AjDE5P8COExAAVgBagVFQ09OT3IITENVRDBIRUsKMAjXpgESAzY4NRiYFiC4LiiH5v8CMJjn_wI4TEABWAFqBUVDT05PcghMQ1VEMEhFSxIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Fri, Dec 5 - Sun, Dec 7 YZF Yellowknife SEA Seattle CA $670 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:05/12/2025TANYT&leg2=from:SEA,to:YZF,departure:07/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:669.39&airProductToken=AQpmCjEI16YBEgQzNTAwGLguIJgWKMjz_gIw_PT-AjhMQABYAWoFRUNPTk9yCExUUUQwWkVLCjEI16YBEgQxNTUyGJgWIJIBKMn2_gIwvPf-AjhMQAFYAWoFRUNPTk9yCExUUUQwWkVLCpcBCi8IwaYBEgQyMDMzGJIBILiNASiOkv8CMMqS_wI4T0AAWAFqAk1BcghPSDJPQVZNTgoxCNemARIDMzAyGLiNASCYMSiolf8CMI6W_wI4TEABWAFqBUVDT05PcghMQ1VEMExFSwoxCNemARIEMzUwNxiYMSC4LiizmP8CMMiZ_wI4TEABWAFqBUVDT05PcghMQ1VEMExFSxIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Dec 12 - Sun, Dec 14 YZF Yellowknife SEA Seattle CA $689 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YZF,to:SEA,departure:12/12/2025TANYT&leg2=from:SEA,to:YZF,departure:14/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:688.81&airProductToken=AQqaAQoxCMGGARIEODExNBi4LiCYMSiowv8CMKLD_wI4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoxCMGGARIDMjM3GJgxILiNASixxP8CMJ_F_wI4R0ABWAFqBUJBU0lDcghHTkE0QTJCQQoyCMGGARIEODgwNhi4jQEgkgEoh8j_AjDEyP8COEdAAVgBagVCQVNJQ3IIR05BNEEyQkEKaAoyCMGGARIEODgwNxiSASC4jQEorN3_AjDv3f8COEtAAFgBagVCQVNJQ3IIS05BMkEwQkEKMgjBhgESBDg0ODAYuI0BILguKNjf_wIw7eD_AjhLQAFYAWoFQkFTSUNyCEtOQTJBMEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ## Alternative airports near Seattle Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:YZF,to:SEA,departure:10/11/2025TANYT&leg2=from:SEA,to:YZF,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SEA Seattle - Tacoma Intl. Cheapest 20 min [Flights from CA $553](https://www.expedia.ca/Flights-Search?leg1=from:YZF,to:SEA,departure:10/11/2025TANYT&leg2=from:SEA,to:YZF,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from YZF to Sea-Tac Airport? > Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights from YZF to SEA start from CA $426. Make your booking today to score the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Yellowknife Airport (YZF) to Seattle - Tacoma Intl. Airport (SEA)? > We get that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Yellowknife Airport to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from Yellowknife Airport to Sea-Tac Airport. This allows you to lock in a great price ahead of time and still have the freedom to reschedule without any extra fees. You'll just need to pay the fare difference, if applicable. ### How many hours is the flight from YZF to Sea-Tac Airport? > Lasting around 6 hours and 1 minute, the flight between Yellowknife Airport and Sea-Tac Airport is a great opportunity to do some last-minute trip planning. How about using the time to read up on what to do in SeaTac? ### How far is the flight from YZF to Seattle - Tacoma Intl. Airport (SEA)? > It's around 1,750 kilometres between Yellowknife and SeaTac, so expect to be in your seat for a while. Keep yourself occupied by packing things like your e-reader or a thrilling novel. ### Which airlines fly direct from Yellowknife Airport to Seattle - Tacoma Intl. Airport (SEA)? > Delta (DL) will take you from YZF to Sea-Tac Airport comfortably and safely. You can choose from 0 flights each month on this route. ### Are Yellowknife Airport (YZF) to SEA flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Yellowknife Airport (YZF) to Sea-Tac Airport at the last minute could be your ticket to a cheap deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time. ## Travel information | Origin airport | Yellowknife | | --- | --- | | Destination airport | Seattle - Tacoma Intl. | | Airlines serving | WestJet | | Roundtrip price | CA $425 | | Distance | 1731 km | ## Book with confidence ### Yellowknife to Seattle Flights **The easy way to book your flights from Yellowknife to Seattle**  With Expedia, it’s simple to find and book flights to Seattle from Yellowknife whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Yellowknife to Seattle today, tomorrow, or this week.   **Save dollars with cheap flights from Yellowknife, YZF to Seattle - Tacoma Intl., SEA**  Sort your search results by price to find great deals on your flight from Yellowknife to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Yellowknife currently is just CA $426 rising to CA $689.   Here are more money-saving tips:  - Fly in December when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Seattle   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Seattle from Yellowknife**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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Airport (PAE)](https://www.expedia.ca/lp/flights/mcw/pae/mason-city-to-seattle-paine-field-intl-airport) - [Flights from Melbourne (MEL) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/mel/clm/melbourne-to-port-angeles) - [Flights from Medford (MFR) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/mfr/pae/medford-to-seattle-paine-field-intl-airport) - [Flights from Missoula (MSO) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/mso/clm/missoula-to-port-angeles) - [Flights from Ocala (OCF) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/ocf/pae/ocala-to-seattle-paine-field-intl-airport) - [Flights from Omaha (OMA) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/oma/clm/omaha-to-port-angeles) - [Flights from Chicago (ORD) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/ord/clm/chicago-to-port-angeles) - [Flights from North Bend (OTH) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/oth/clm/north-bend-to-port-angeles) - [Flights from Philadelphia (PHL) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/phl/clm/philadelphia-to-port-angeles) - [Flights from Phoenix (PHX) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/phx/clm/phoenix-to-port-angeles) - [Flights from Phoenix (PHX) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/phx/pae/phoenix-to-seattle-paine-field-intl-airport) - [Flights from Plattsburgh (PLB) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/plb/pae/plattsburgh-to-seattle-paine-field-intl-airport) - [Flights from Rock Springs (RKS) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/rks/pae/rock-springs-to-seattle-paine-field-intl-airport) - [Flights from San Diego (SAN) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/san/clm/san-diego-to-port-angeles) - [Flights from Santa Barbara (SBA) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/sba/clm/santa-barbara-to-port-angeles) - [Flights from St. George (SGU) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/sgu/clm/st-george-to-port-angeles) - [Flights from Salem (SLE) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/sle/clm/salem-to-port-angeles) - [Flights from Salina (SLN) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/sln/clm/salina-to-port-angeles) - [Flights from Santa Maria (SMX) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/smx/pae/santa-maria-to-seattle-paine-field-intl-airport) - [Flights from Shenzhen (SZX) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/szx/clm/shenzhen-to-port-angeles) - [Flights from Tel Aviv (TLV) to Seattle (BFI)](https://www.expedia.ca/lp/flights/tlv/bfi/tel-aviv-to-seattle) - [Flights from Tampa (TPA) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/tpa/clm/tampa-to-port-angeles) - [Flights from Tucson (TUS) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/tus/clm/tucson-to-port-angeles) - [Flights from Twin Falls (TWF) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/twf/clm/twin-falls-to-port-angeles) - [Flights from Van Nuys (VNY) to Port Angeles (CLM)](https://www.expedia.ca/lp/flights/vny/clm/van-nuys-to-port-angeles) - [Flights from Williston (XWA) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/xwa/pae/williston-to-seattle-paine-field-intl-airport) - [Flights from Lethbridge (YQL) to Seattle Paine Field Intl. Airport (PAE)](https://www.expedia.ca/lp/flights/yql/pae/lethbridge-to-seattle-paine-field-intl-airport) - [Flights from Regina (YQR) to Seattle (BFI)](https://www.expedia.ca/lp/flights/yqr/bfi/regina-to-seattle) \*Available to Expedia members.