$89 Cheap United flights Houston (IAH) to Tulsa (TUL)

Use the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $177 from IAH to TUL. Affordable one-way fares from $89 are also available.**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.

Start searching one to three months before your departure to get cheap fares on United Airlines flights from George Bush Intercontinental Airport (IAH) to Tulsa Intl. Airport (TUL). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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.

Setting off from IAH at 9:30AM UTC-6, the first United Airlines flight to TUL arrives at 11:14AM UTC-6. Flying earlier in the day means you'll be less likely to encounter delays.* Prefer to travel later? The last United Airlines flight from IAH to TUL departs at 7:55PM UTC-6 and touches down at 9:38PM UTC-6.*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.

Travel from IAH to TUL with United Airlines and look forward to a range of benefits including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may 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.