$95 Cheap United flights Houston (IAH) to Calgary (YYC)

Set the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines round-trip flights from $191 from IAH to YYC. Affordable one-way fares from $95 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find affordable flights from IAH to YYC with United Airlines, start searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Taking off from IAH at 9:35AM UTC-6, the first United Airlines flight to YYC lands at 1:07PM UTC-7. Flying early means you're less likely to encounter delays.* Not a morning person? The last United Airlines flight from IAH to YYC departs at 9:35AM UTC-6 and touches down at 1:07PM UTC-7.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Journey from IAH to YYC with United Airlines and you can look forward to a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.