$214 Cheap United flights Houston (IAH) to Gulfport (GPT)

Landing cheap one-way United Airlines flights from IAH to GPT from $214 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $189 for your next getaway.**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.

Begin your search one to three months ahead of your departure date to get cheaper fares on United Airlines flights from George Bush Intercontinental Airport (IAH) to Gulfport - Biloxi Intl. Airport (GPT). 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 flights.*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.

The first United Airlines flight from IAH to GPT takes off at 11:55AM UTC-6, arriving at 1:26PM UTC-6. If you'd like to set off later, the last United Airlines flight leaves IAH at 6:15PM UTC-6 and lands at GPT at 7:46PM UTC-6. Flying before midday is often a wise choice as morning and mid-morning flights are least likely to experience cancellations.**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 GPT with United Airlines and look forward to a range of perks including a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.