Title: CA $285 Cheap Flights from Seattle (SEA) to Quito (UIO) - Expedia.ca ![](https://images.trvl-media.com/place/6053672/a7b882ba-440f-4d57-bee4-75ee7ace22d9.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $285 Cheap Flights from Seattle (SEA) to Quito (UIO) [View CA $285 flight on Sun, May 31, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SEA,to:UIO,departure:31/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:284.36&airProductToken=AQqYAQoxCMGmARIDNzk3GJIBIIu4ASjouo4DMI28jgM4U0AAWAFqBUxJR0hUcghVQ09CMUJSOQoxCMGsARIDNTU3GIu4ASCSWCjkvY4DMPnAjgM4VUABWAFqBUxJR0hUcghVQ09CMUJSOQowCMGsARIDNDU3GJJYIJRyKLrBjgMw6cKOAzhVQAFYAWoFTElHSFRyCFVDT0IxQlI5EgoIARABGAEqAkxSGAEiBAgBEAEoAigDKAQwAQ) - [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 Seattle-Tacoma International Airport (SEA) to Mariscal Sucre Intl. Airport (UIO) - ![LATAM Airlines Group](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LA.svg) LATAM Airlines Group [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![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:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Copa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CM.svg) Copa [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CM"}}]) - ![Avianca](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AV.svg) Avianca [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AV"}}]) - ![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:sea,to:uio,departure:21/10/2025TANYT&leg2=from:uio,to:sea,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) ![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 Seattle (SEA) to Quito (UIO) Prices were available within the past 7 days and start at CA $285 for one-way flights and CA $809 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $809 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:808.44&airProductToken=AQqZAQoyCMGmARIEMTM5MBiSASCLuAEosKyLAzDZrYsDOFNAAFgBagVMSUdIVHIIVUNPQjFCUjkKMQjBrAESAzU1NxiLuAEgklgohLSLAzCZt4sDOFVAAVgBagVMSUdIVHIIVUNPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcijat4sDMIm5iwM4VUABWAFqBUxJR0hUcghVQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhUQABYAWoFTElHSFRyCFRDT0IxQlI5CjEIwawBEgM2MjAYklggi7gBKOzHjAMwysqMAzhUQAFYAWoFTElHSFRyCFRDT0IxQlI5CjIIwaYBEgQxNDEzGIu4ASCSASjIzowDMPnPjAM4U0ABWAFqBUxJR0hUcghUQ09CMUJSORIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $833 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:832.44&airProductToken=AQqZAQoyCMGmARIEMTM5MBiSASCLuAEosKyLAzDZrYsDOFNAAFgBagVMSUdIVHIIVUNPQjFCUjkKMQjBrAESAzU1NxiLuAEgklgohLSLAzCZt4sDOFVAAVgBagVMSUdIVHIIVUNPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcijat4sDMIm5iwM4VUABWAFqBUxJR0hUcghVQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhUQABYAWoFTElHSFRyCFRDT0IxQlI5CjEIwawBEgM2MjAYklggi7gBKOzHjAMwysqMAzhUQAFYAWoFTElHSFRyCFRDT0IxQlI5CjIIwawBEgQyMTQ4GIu4ASCSASis1IwDMN7VjAM4VEABWAFqBUxJR0hUcghUQ09CMUJSORIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $879 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:878.44&airProductToken=AQqZAQoyCMGmARIEMTM5MBiSASCLuAEosKyLAzDZrYsDOFNAAFgBagVMSUdIVHIIVUNPQjFCUjkKMQjBrAESAzU1NxiLuAEgklgohLSLAzCZt4sDOFVAAVgBagVMSUdIVHIIVUNPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcijat4sDMIm5iwM4VUABWAFqBUxJR0hUcghVQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhXQABYAWoFTElHSFRyCFdDT0IxQlJTCjEIwawBEgM1MjIYklggi7gBKKjDjAMw8sWMAzhXQAFYAWoFTElHSFRyCFdDT0IxQlJTCjIIwaYBEgQxMzAxGIu4ASCSASiAyIwDMK7JjAM4U0ABWAFqBUxJR0hUcghXQ09CMUJSUxIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $902 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:901.44&airProductToken=AQqZAQoyCMGmARIEMTM5MBiSASCLuAEosKyLAzDZrYsDOFNAAFgBagVMSUdIVHIIVUNPQjFCUjkKMQjBrAESAzU1NxiLuAEgklgohLSLAzCZt4sDOFVAAVgBagVMSUdIVHIIVUNPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcijat4sDMIm5iwM4VUABWAFqBUxJR0hUcghVQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhXQABYAWoFTElHSFRyCFdDT0IxQlJTCjEIwawBEgM1MjIYklggi7gBKKjDjAMw8sWMAzhXQAFYAWoFTElHSFRyCFdDT0IxQlJTCjIIwawBEgQyMTQ4GIu4ASCSASiMyYwDML7KjAM4V0ABWAFqBUxJR0hUcghXQ09CMUJSUxIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $918 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:917.44&airProductToken=AQqZAQoyCMGmARIEMTM5MBiSASCLuAEosKyLAzDZrYsDOFNAAFgBagVMSUdIVHIIVENPQjFCUjkKMQjBrAESAzUyMxiLuAEgklgoorSLAzDOtosDOFRAAVgBagVMSUdIVHIIVENPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcijat4sDMIm5iwM4VEABWAFqBUxJR0hUcghUQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhUQABYAWoFTElHSFRyCFRDT0IxQlI5CjEIwawBEgM2MjAYklggi7gBKOzHjAMwysqMAzhUQAFYAWoFTElHSFRyCFRDT0IxQlI5CjIIwaYBEgQxNDEzGIu4ASCSASjIzowDMPnPjAM4U0ABWAFqBUxJR0hUcghUQ09CMUJSORIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, Feb 4 - Sat, Feb 14 SEA Seattle UIO Quito CA $928 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:04/02/2026TANYT&leg2=from:UIO,to:SEA,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:927.24&airProductToken=AQqZAQoyCMGmARIEMTMzOBiSASCLuAEov6iEAzDjqYQDOFNAAFgBagVMSUdIVHIIVENPQjFCUjkKMQjBrAESAzUyMxiLuAEgklgorLCEAzDOsoQDOFRAAVgBagVMSUdIVHIIVENPQjFCUjkKMAjBrAESAzQ1NxiSWCCUciiHtIQDMLa1hAM4VEABWAFqBUxJR0hUcghUQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPyPhQMwq5GFAzhUQABYAWoFTElHSFRyCFRDT0IxQlI5CjEIwawBEgM1MjgYklggi7gBKI-XhQMw6JmFAzhUQAFYAWoFTElHSFRyCFRDT0IxQlI5CjIIwaYBEgQxNDEzGIu4ASCSASiEnoUDMLSfhQM4U0ABWAFqBUxJR0hUcghUQ09CMUJSORIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![avianca](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/av.gif) Sat, Apr 25 - Sat, May 9 SEA Seattle UIO Quito CA $965 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:25/04/2026TANYT&leg2=from:UIO,to:SEA,departure:09/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:964.44&airProductToken=AQqZAQoyCMGsARIEMjI2ORiSASCLuAEoyqWLAzD8posDOFRAAFgBagVMSUdIVHIIVENPQjFCUjkKMQjBrAESAzUyMxiLuAEgklgogqmLAzCuq4sDOFRAAVgBagVMSUdIVHIIVENPQjFCUjkKMAjBrAESAzQ1NxiSWCCUcii6rIsDMOmtiwM4VEABWAFqBUxJR0hUcghUQ09CMUJSOQqZAQowCMGsARIDNDU2GJRyIJJYKPfAjAMwnMKMAzhUQABYAWoFTElHSFRyCFRDT0IxQlI5CjEIwawBEgM2MjAYklggi7gBKOzHjAMwysqMAzhUQAFYAWoFTElHSFRyCFRDT0IxQlI5CjIIwawBEgQyMTQ4GIu4ASCSASis1IwDMN7VjAM4VEABWAFqBUxJR0hUcghUQ09CMUJSORIKCAEQARgBKgJMUhgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Mar 31 - Tue, Apr 14 SEA Seattle UIO Quito CA $1,068 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:31/03/2026TANYT&leg2=from:UIO,to:SEA,departure:14/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1067.68&airProductToken=AQqaAQoyCMGCARIEMjc0OBiSASCjsQEo_YuJAzDnjYkDOEJAAFgBagVCQVNJQ3IIUUxYOUlIQloKMgjBggESBDI4OTgYo7EBIIwCKJqOiQMwy4-JAzhCQAFYAWoFQkFTSUNyCFFMWDlJSEJaCjAIwYIBEgM4MzMYjAIglHIoj5CJAzCOkokDOEJAAVgBagVCQVNJQ3IIUUxYOUlIQloKmAEKMAjBggESAzkzMhiUciCMAiiGqYoDMIWrigM4QkAAWAFqBUJBU0lDcghRTFg5SUhCWgoxCMGCARIEMzA1NhiMAiCuHCjkrIoDMLGuigM4QkABWAFqBUJBU0lDcghRTFg5SUhCWgoxCMGCARIEMjc5MhiuHCCSASi1r4oDMM2xigM4QkABWAFqBUJBU0lDcghRTFg5SUhCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Mar 31 - Tue, Apr 14 SEA Seattle UIO Quito CA $1,068 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:31/03/2026TANYT&leg2=from:UIO,to:SEA,departure:14/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1067.68&airProductToken=AQqkAQo0CMSYARIDOTUzGJIBIMx8KMyJiQMwmIuJAzhFQABYAWoJTUFJTkJBU0lDcghWTFhZN05CUAo1CMSYARIEMjEyORjMfCCMAii-jIkDMKSOiQM4RUABWAFqCU1BSU5CQVNJQ3IIVkxYWTdOQlAKNQjEmAESBDYwMzAYjAIglHIoq4-JAzClkYkDOEVAAVgBaglNQUlOQkFTSUNyCFZMWFk3TkJQCm0KNQjEmAESBDYwMzEYlHIgjAIok6qKAzCSrIoDOEVAAFgBaglNQUlOQkFTSUNyCFZMWFk3TkJQCjQIxJgBEgM1NjQYjAIgkgEo7a2KAzCLsYoDOEVAAVgBaglNQUlOQkFTSUNyCFZMWFk3TkJQEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, Mar 31 - Tue, Apr 14 SEA Seattle UIO Quito CA $1,102 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:UIO,departure:31/03/2026TANYT&leg2=from:UIO,to:SEA,departure:14/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1101.24&airProductToken=AQpgCi4IzIIBEgQ3OTU5GJIBIOBcKIyMiQMwro6JAzhRQABYAWoCU0xyCFFMWFNMNUJYCi4IzIIBEgQ2MzU5GOBcIJRyKJuPiQMw3JGJAzhRQAFYAWoCU0xyCFFMWFNMNUJYCl8KLgjMggESBDE0MzEYlHIgjAIok6qKAzCSrIoDOFFAAFgBagJTTHIIUUxYU0w1QlgKLQjBpgESAzMwNRiMAiCSASjjrYoDMPywigM4UUABWAFqAlNMcghRTFhTTDVCWBIKCAEQARgBKgJMQRgBIgQIARABKAIoBCgGMAE) ## Find the cheapest month to fly from Seattle (SEA) to Quito (UIO) ### October is typically the cheapest month to fly From CA $683 - CA $1,155 per traveller. ## Frequently asked questions ### How much is a flight from Sea-Tac Airport to Mariscal Sucre Intl. Airport (UIO)? > If you're travelling from Sea-Tac Airport to Quito International Airport, round-trip journeys start from CA $809. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Mariscal Sucre Intl. Airport (UIO)? > Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Quito International Airport that have flexible change policies? > Many carriers will allow you to move your flight without charging a fee. All you pay is any additional cost for the new flight. When searching for SEA to Quito International Airport flights, you'll see a "No change fees" filter for you to pick. ### How many hours is the flight from Sea-Tac Airport to UIO? > It takes about 9 hours and 54 minutes to journey from Seattle - Tacoma Intl. Airport (SEA) to Quito International Airport. If you hope to get some sleep, bring a neck pillow, some earplugs and something to keep you warm. ### How far is the flight from SEA to Quito International Airport? > SeaTac to Tababela is around 6,800 kilometres, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Toss in a couple of snacks to nibble on throughout your trip too. ### Which airlines fly direct from SEA to Quito International Airport? > Right now, no airlines offer flights directly from Seattle - Tacoma Intl. Airport (SEA) to Quito International Airport. You'll have to book a flight with at least one stop. To score the best price and connections, lock in your fare well in advance. ### Are Sea-Tac Airport to Mariscal Sucre Intl. Airport (UIO) flight tickets cheaper when they're purchased at the last minute? > Flight tickets from Seattle - Tacoma Intl. Airport (SEA) to Mariscal Sucre Intl. Airport (UIO) are available up to a year before departure on Expedia. And although you may occasionally nab fantastic last-minute deals, it's not something you should bank on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! We're constantly updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials. ## Travel information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Mariscal Sucre Intl. | | Airlines serving | Air Canada, American Airlines, Delta, LATAM Airlines Group, avianca | | Roundtrip price | CA $808 | | Distance | 6739 km | ## Book with confidence ### Seattle to Quito Flights **The easy way to book your flights from Seattle to Quito**  With Expedia, it’s simple to find and book flights to Quito from Seattle 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 Mariscal Sucre 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 Seattle to Quito today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Mariscal Sucre Intl., UIO**  Sort your search results by price to find great deals on your flight from Seattle to Quito—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Quito from Seattle currently is just CA $809 rising to CA $1,102.   Here are more money-saving tips:  - Fly in April when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Quito   - 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 Quito from Seattle**  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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