Cheap Flights from Columbus (CMH) to Houston (IAH)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Frequently asked questions

How much is a flight from John Glenn Columbus Intl. Airport (CMH) to IAH?
The lowest price advertised for a round-trip journey from John Glenn Intl. Airport to IAH is . But you better move fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from John Glenn Columbus Intl. Airport (CMH) to George Bush Intercontinental Airport (IAH)?
The majority of flights can be canceled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from John Glenn Columbus Intl. Airport (CMH) to George Bush Intercontinental Airport (IAH) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for John Glenn Columbus Intl. Airport (CMH) to Houston Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from CMH to IAH?
Around 1,600 kilometers separates Columbus and Houston, so pack some entertainment to keep you busy for a few hours. That novel you haven’t finished will do the trick.
Which airlines fly direct from John Glenn Intl. Airport to George Bush Intercontinental Airport (IAH)?
If you’re looking to fly straight from CMH to IAH, United Airlines (UA) is a great option. It operates 60 flights each month between Columbus and Houston.
Are John Glenn Intl. Airport to IAH flight tickets cheaper when they're purchased at the last minute?
Tickets from John Glenn Columbus Intl. Airport (CMH) to IAH are available up to a year before departure on Expedia. And although you may pick up a fantastic last-minute deal, it’s never a sure thing. Also, booking your flights in advance means you’ll have more choices — and you can avoid landing the dreaded middle seat! We frequently update our fares to bring you the best bargains, so keep checking in for all the latest specials.
*Available to Expedia members.