Title: CA $516 Cheap Flights from Sudbury (YSB) to Houston (IAH) - Expedia.ca ![Downtown Houston, Texas, USA Drone Skyline Aerial Panorama](https://images.trvl-media.com/place/1503/aa95b363-6144-464c-8751-31ea747786d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1503/aa95b363-6144-464c-8751-31ea747786d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $516 Cheap Flights from Sudbury (YSB) to Houston (IAH) [View CA $516 flight on Thu, Nov 13, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YSB,to:IAH,departure:13/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:515.32&airProductToken=AQqjAQo1CMGGARIEODIzMhjYDCCYzgEowPr8AjCC-_wCOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDExOTgYmM4BIIwCKMz7_AIwmf38AjhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQxMjE2GIwCIIg4KN7__AIwkoH9AjhLQAFYAWoHRUNPTk9NWXIIS0FPMkFXRE4SCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) - [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 Sudbury, ON (YSB-Greater Sudbury) to George Bush Intercontinental Airport (IAH) - ![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:ysb,to:iah,departure:10/11/2025TANYT&leg2=from:iah,to:ysb,departure:17/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:ysb,to:iah,departure:10/11/2025TANYT&leg2=from:iah,to:ysb,departure:17/11/2025TANYT&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 Sudbury (YSB) to Houston (IAH) Prices were available within the past 7 days and start at CA $516 for one-way flights and CA $885 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) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $885 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:884.75&airProductToken=AQqjAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2ODAYmM4BIMxwKJqnhAMwzqiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQyNjIzGMxwIIg4KJCshAMwuq2EAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KowEKMwjVggESBDE5MzYYiDgg8wMomd2EAzCh3oQDOEtAAFgBagdFQ09OT01ZcghLQVgyQUtEUwo1CMGGARIEMTY2MRjzAyCYzgEonuCEAzDL4YQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDgyMzMYmM4BINgMKOzkhAMwseWEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $906 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:905.01&airProductToken=AQqjAQo1CMGGARIEODIzNBjYDCCYzgEolaKEAzDXooQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2NzQYmM4BIMxwKKGjhAMw1aSEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQxODE4GMxwIIg4KK6nhAMw2KiEAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KowEKMwjVggESBDIxMzUYiDgg5VoohN2EAzCe3oQDOEtAAFgBagdFQ09OT01ZcghLQUE1QVdETgo1CMGGARIEMTAyNxjlWiCYzgEoo-CEAzDg4YQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDgyMzMYmM4BINgMKOzkhAMwseWEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Sun, Feb 8 YSB Sudbury IAH Houston CA $907 Roundtrip found 4 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:906.35&airProductToken=AQqjAQo1CMGGARIEODIzNBjYDCCYzgEolaKEAzDXooQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2NzQYmM4BIMxwKKGjhAMw1aSEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQxODE4GMxwIIg4KK6nhAMw2KiEAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KowEKMwjVggESBDE1MDEYiDgg8wMo2NCEAzDb0YQDOEtAAFgBagdFQ09OT01ZcghLQUE1QVdETgo1CMGGARIEMTY2MRjzAyCYzgEo_tSEAzCr1oQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDgyMzMYmM4BINgMKMzZhAMwkdqEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $917 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:916.11&airProductToken=AQqiAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDExOTYYmM4BIIwCKK6nhAMw_KiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjII1YIBEgM3NDAYjAIgiDgo6KuEAzCerYQDOEtAAVgBagdFQ09OT01ZcghLQU81QVdETgqjAQozCNWCARIEMTkzNhiIOCDzAyiZ3YQDMKHehAM4S0AAWAFqB0VDT05PTVlyCEtBWDJBS0RTCjUIwYYBEgQxNjYxGPMDIJjOASie4IQDMMvhhAM4R0ABWAFqCFNUQU5EQVJEcghHTkE0QTBURwo1CMGGARIEODIzMxiYzgEg2Awo7OSEAzCx5YQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcSCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $937 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:936.35&airProductToken=AQqjAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2ODAYmM4BIMxwKJqnhAMwzqiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQyNjIzGMxwIIg4KJCshAMwuq2EAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KowEKMwjVggESBDI3NDQYiDggjAIo99qEAzCW3IQDOEtAAFgBagdFQ09OT01ZcghLQU81QVdETgo1CMGGARIEMTE5NxiMAiCYzgEo3d-EAzCm4YQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDgyMzMYmM4BINgMKOzkhAMwseWEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Sun, Feb 8 YSB Sudbury IAH Houston CA $938 Roundtrip found 4 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:937.70&airProductToken=AQqiAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDExOTYYmM4BIIwCKK6nhAMw_KiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjII1YIBEgM3NDAYjAIgiDgo6KuEAzCerYQDOEtAAVgBagdFQ09OT01ZcghLQU81QVdETgqjAQozCNWCARIEMTUwMRiIOCDzAyjY0IQDMNvRhAM4S0AAWAFqB0VDT05PTVlyCEtBQTVBV0ROCjUIwYYBEgQxNjYxGPMDIJjOASj-1IQDMKvWhAM4R0ABWAFqCFNUQU5EQVJEcghHTkE0QTBURwo1CMGGARIEODIzMxiYzgEg2AwozNmEAzCR2oQDOEdAAVgBaghTVEFOREFSRHIIR05BNEEwVEcSCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $960 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:959.31&airProductToken=AQqjAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2ODAYmM4BIMxwKJqnhAMwzqiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQyNjIzGMxwIIg4KJCshAMwuq2EAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KogEKMwjVggESBDE0ODgYiDggrhwo1NiEAzD72YQDOEtAAFgBagdFQ09OT01ZcghLQUE1QVdETgo0CMGGARIDNTA2GK4cIJjOASjw3IQDMNPdhAM4R0ABWAFqCFNUQU5EQVJEcghHTkE1QTBURwo1CMGGARIEODIzORiYzgEg2Awort6EAzDz3oQDOEdAAVgBaghTVEFOREFSRHIIR05BNUEwVEcSCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $968 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:967.70&airProductToken=AQqiAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDExOTYYmM4BIIwCKK6nhAMw_KiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjII1YIBEgM3NDAYjAIgiDgo6KuEAzCerYQDOEtAAVgBagdFQ09OT01ZcghLQU81QVdETgqiAQoyCNWCARIDNDEwGIg4IIwCKPrbhAMwmN2EAzhLQABYAWoHRUNPTk9NWXIIS0FPNUFXRE4KNQjBhgESBDExOTcYjAIgmM4BKN3fhAMwpuGEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjUIwYYBEgQ4MjMzGJjOASDYDCjs5IQDMLHlhAM4R0ABWAFqCFNUQU5EQVJEcghHTkE0QTBURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $984 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:983.31&airProductToken=AQqhAQo0CNWCARIEODA3NBjYDCCYzgEolaKEAzDXooQDOEdAAFgBagdFQ09OT01ZcghHTkE1QTBURwo0CNWCARIEODY5NBiYzgEgrhwooaOEAzCVpIQDOEdAAVgBagdFQ09OT01ZcghHTkE1QTBURwozCNWCARIEMjA1MxiuHCCIOCiOpoQDMMmnhAM4S0ABWAFqB0VDT05PTVlyCEtBSzVBV0ROCqMBCjMI1YIBEgQxOTM2GIg4IPMDKJndhAMwod6EAzhLQABYAWoHRUNPTk9NWXIIS0FYMkFLRFMKNQjBhgESBDE2NjEY8wMgmM4BKJ7ghAMwy-GEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjUIwYYBEgQ4MjMzGJjOASDYDCjs5IQDMLHlhAM4R0ABWAFqCFNUQU5EQVJEcghHTkE0QTBURxIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Feb 4 - Mon, Feb 9 YSB Sudbury IAH Houston CA $988 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YSB,to:IAH,departure:04/02/2026TANYT&leg2=from:IAH,to:YSB,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:987.65&airProductToken=AQqjAQo1CMGGARIEODIzOBjYDCCYzgEom6WEAzDhpYQDOEdAAFgBaghTVEFOREFSRHIIR05BNEEwVEcKNQjBhgESBDE2ODAYmM4BIMxwKJqnhAMwzqiEAzhHQAFYAWoIU1RBTkRBUkRyCEdOQTRBMFRHCjMI1YIBEgQyNjIzGMxwIIg4KJCshAMwuq2EAzhLQAFYAWoHRUNPTk9NWXIIS0FBNUFXRE4KowEKMwjVggESBDI2MTYYiDggrhwopNmEAzDM2oQDOEtAAFgBagdFQ09OT01ZcghLQUE1QVdETgo1CMGGARIENDg5ORiuHCCYzgEowdyEAzCu3YQDOEtAAVgBaghTVEFOREFSRHIIS05BMkEwVEcKNQjBhgESBDgyMzkYmM4BINgMKK7ehAMw896EAzhLQAFYAWoIU1RBTkRBUkRyCEtOQTJBMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) Flight from Sudbury to Houston (YSB - IAH) route information | Origin airport | Greater Sudbury | | --- | --- | | Destination airport | George Bush Intercontinental | | Airlines serving | Air Canada, United | | Roundtrip price | CA $885 | | Distance | 2222 km | ## Sudbury to Houston Flights **The easy way to book your flights from Sudbury to Houston**  With Expedia, it’s simple to find and book flights to Houston from Sudbury 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 George Bush Intercontinental, 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 Sudbury to Houston today, tomorrow, or this week.   **Save dollars with cheap flights from Greater Sudbury, YSB to George Bush Intercontinental, IAH**  Sort your search results by price to find great deals on your flight from Sudbury to Houston—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Houston from Sudbury currently is just CA $885 rising to CA $988.   Here are more money-saving tips:  - Fly in February when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Houston   - 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 Houston from Sudbury**  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. So book your flight to Houston with Expedia today. ## Frequently asked questions ### How much is a flight from YSB to Houston Airport? > Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Sudbury Airport and Houston Airport start from CA $885. Make your booking ASAP to get the best price for your trip. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Sudbury Airport to George Bush Intercontinental Airport (IAH)? > Most flights can be cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do have to cancel your escape, follow the easy instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Sudbury Airport to Houston Airport that have flexible change policies? > Many airlines will allow you to reschedule your flight at no extra charge. All you pay is the cost difference between flights. When searching for YSB to Houston Airport flights, you'll see a "No change fees" box for you to pick. ### How many hours is the flight from Greater Sudbury Airport (YSB) to Houston Airport? > There are lots of ways to make the 4 hours and 56 minutes between YSB and IAH go by quicker. If you want to be productive, organize your camera roll or delete all those unwanted emails. A nice snooze also helps pass the time! ### How far is the flight from YSB to Houston Airport? > Around 2,200 kilometres separates Sudbury and Houston, so pack some entertainment to help you while away a few hours. That latest bestseller you haven't had time to start will be ideal. ### Which airlines fly direct from Greater Sudbury Airport (YSB) to Houston Airport? > At the moment, no airlines offer flights directly from Greater Sudbury Airport (YSB) to Houston Airport. You'll need to book a flight with at least one stop. To get the best connections and price, lock in your airfare well ahead of time. ### Are Greater Sudbury Airport (YSB) to Houston Airport flight tickets cheaper when they're purchased at the last minute? > Tickets from Sudbury Airport to George Bush Intercontinental Airport (IAH) are available up to 12 months before departure on Expedia. And although you may pick up fantastic last-minute deals, it's not something you should count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid being wedged in the dreaded middle seat! 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