$119 Cheap United flights Buffalo (BUF) to Houston (IAH)

Use the “Price (lowest to highest)” filter on Expedia to find cheap United Airlines return flights from $219 from BUF to IAH. Affordable one-way options from $119 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.

United Airlines flights to Houston are typically more affordable in the off-peak months of November and February. Whether you’re searching for a round-trip or one-way ticket, you could land a better deal then.

Begin your search one to three months ahead of your travel date to get cheap fares on United Airlines flights from Buffalo Niagara Intl. Airport (BUF) to George Bush Intercontinental Airport (IAH). 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 your timing spot on, 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.

To figure out if there’s a direct route from BUF to IAH with United Airlines or any other airlines, check the “Nonstop” box when browsing for tickets.

Sort your results by “Morning” and “Early Morning” to browse the earliest flights from BUF to IAH. Jetting off early means flight cancellations are less likely.**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.

Catch a United Airlines flight from Buffalo Niagara Intl. Airport (BUF) to Houston, and you’re most likely to touch down at George Bush Intercontinental Airport (IAH). This is the airline’s primary hub here.

Offering a rewarding loyalty program, United Airlines is a top choice for many passengers flying from BUF to IAH. Plus, if you’re a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of booking, but your airline may add a charge after that time. For more information about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your itinerary without extra charges, check the “Changes included” or “No cancel fee” filter when organizing your next escape.