$147 Cheap United flights Houston (IAH) to Columbus (CMH)

Set the “Price (lowest to highest)” filter on Expedia to find cheap United Airlines round-trip flights from $293 from IAH to CMH. Affordable one-way fares from $147 are available too.**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.

Search for one-way or round-trip flights to Columbus in January or December. You could find a cheap fare with United Airlines during these off-season months.

For cheap United Airlines fares from George Bush Intercontinental Airport (IAH) to John Glenn Columbus Intl. Airport (CMH), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**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.

United Airlines offers direct flights from George Bush Intercontinental Airport (IAH) to John Glenn Columbus Intl. Airport (CMH), with 13 departures each week. Just choose the “Nonstop” and “Airline” filters during your search on Expedia to find all direct United Airlines flights to CMH.

It takes approximately 2h 40m to travel nonstop from George Bush Intercontinental Airport (IAH) to John Glenn Columbus Intl. Airport (CMH) with United Airlines.

Thursday has the most United Airlines flights from George Bush Intercontinental Airport (IAH) to John Glenn Columbus Intl. Airport (CMH). With 2 daily departures, this is a great day to book something that will suit your schedule.

The earliest flight from IAH to CMH with United Airlines leaves at 12:10PM UTC-6. You’ll touch down at 3:50PM UTC-5. The final United Airlines flight of the day takes off at 6:35PM UTC-6 and arrives at 10:15PM UTC-5. With 20% fewer cancellations for early and mid-morning flights, starting your travel day early is typically the best choice.**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.

John Glenn Columbus Intl. Airport (CMH) is the primary Columbus hub for United Airlines flights from George Bush Intercontinental Airport (IAH).

Journey from IAH to CMH with United Airlines and you’ll enjoy a range of perks including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you could 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.

For the George Bush Intercontinental Airport (IAH) to John Glenn Columbus Intl. Airport (CMH) route, United Airlines typically operates Airbus A319 and Airbus A320 planes. Keep in mind that last-minute changes can occur for operational purposes, so your flight could be on a different aircraft.

Depending on the ticket type you purchased, a fee will generally apply if you cancel or reschedule your flight more than 24 hours after it’s confirmed. To find tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when you look for flights. For additional information on canceling or changing your reservation, go to “Trips,” select your flight and tick “Manage Booking.”