$108 Cheap Flights from Kansas City (MCI) to Houston (IAH)

Popular airlines from Kansas City International Airport (MCI) to George Bush Intercontinental Airport (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*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Kansas City to Houston (MCI-IAH)

Prices were available within the past 7 days and start at $108 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Frontier Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
United
American Airlines
Flights from Kansas City (MCI) to Houston (IAH)
Origin airport
Kansas City Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$229
Distance
644 mi

Kansas City to Houston Flights

The cheapest times to fly from Kansas City to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Houston are during the month of May. You can find some of the cheapest flights from Kansas City to Houston with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Kansas City to Houston

Sunday is one of the best days to book for cheap flights from Kansas City to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Kansas City to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $108 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from Kansas City Intl. Airport to Houston Airport?
United Airlines operates a direct flight leaving from Kansas City Intl. Airport (MCI) at 3:10PM and touching down at IAH at 5:15PM — a total travel time of 2 hours and 5 minutes. Choose the best seat available, bring some things to keep you entertained and the time will whiz by.
Is it cheaper to buy a plane ticket from MCI to Houston Airport last minute?
Being a spontaneous soul is a fantastic way to see the world, but it’s not necessarily the wisest method to land a bargain flight. Consider booking your MCI to Houston Airport journey well ahead of time rather than leaving it to the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. You can unleash your spontaneous side when you get to Houston Airport!
What airline has the least delays from Kansas City Intl. Airport (MCI) to IAH?
Take off with United Airlines from Kansas City Intl. Airport to Houston Airport and you’re more likely to arrive at the time that’s on your ticket. This airline takes out first place on this route, with 91% of on-time arrivals. If your flight experiences a delay, the Expedia App is the ideal way to stay updated. Download it onto your device and get trip alerts right when you need them, from flight delays to gate changes and more.
What airports do you fly into for Houston from Kansas City?
George Bush Intercontinental Airport (IAH), William P. Hobby Airport (HOU) and Ellington Field Airport (EFD) are your options when taking off from Kansas City to Houston. Approximately 16 mi north of central Houston, George Bush Intercontinental Airport (IAH) is the city’s principal gateway. Think about things like flight schedules and the distance to your hotel before choosing your airport. Toyota Center and Minute Maid Park are two amazing attractions to put on your itinerary when you get to your destination.
What are the most popular departure times for flights from Kansas City Intl. Airport to George Bush Intercontinental Airport (IAH)?
For United Airlines flights heading from Kansas City Intl. Airport (MCI) to Houston Airport, the peak period is between 6:00 AM - 7:00 AM. If you want to avoid holdups, travel in the morning. This way you’re more likely to dodge the heavy air traffic that builds up later in the day.
Can I change the date of my flight from Kansas City Intl. Airport to Houston Airport?
You can make changes to your MCI to IAH journey by logging in to the Expedia Trips portal. But before doing so, browse the conditions and rules in your itinerary to learn what you’re able to do and what fees apply for changes. Some carriers charge a change fee per person, plus any difference in ticket prices. However, if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also find your way to our Customer Service portal for more info and to connect with our Virtual Agent.

Explore a world of travel with Expedia

*Available to One Key members.