$90 Cheap Flights from Des Moines (DSM) to Houston (IAH)

View $90 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Des Moines International Airport (DSM) to George Bush Intercontinental Airport (IAH)

Cheap Flights from Des Moines to Houston (DSM-IAH)

Prices were available within the past 7 days and start at $90 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 6 - Sat, Dec 13
DSM
Des Moines
IAH
Houston
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 6 from Des Moines to Houston, returning Sat, Dec 13, priced at $179 found 1 day ago
Frontier Airlines
Wed, Oct 15 - Wed, Oct 22
DSM
Des Moines
IAH
Houston
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 15 from Des Moines to Houston, returning Wed, Oct 22, priced at $184 found 1 day ago
Frontier Airlines
Fri, Oct 24 - Sun, Nov 2
DSM
Des Moines
IAH
Houston
$194 Roundtrip, found 2 days ago
$194
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Oct 24 from Des Moines to Houston, returning Sun, Nov 2, priced at $194 found 2 days ago
American Airlines
Thu, Dec 4 - Sat, Dec 6
DSM
Des Moines
IAH
Houston
$204 Roundtrip, found 3 hours ago
$204
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Dec 4 from Des Moines to Houston, returning Sat, Dec 6, priced at $204 found 3 hours ago
United
Thu, Dec 4 - Sat, Dec 6
DSM
Des Moines
IAH
Houston
$205 Roundtrip, found 3 hours ago
$205
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Dec 4 from Des Moines to Houston, returning Sat, Dec 6, priced at $205 found 3 hours ago
United
Wed, Feb 4 - Thu, Feb 12
DSM
Des Moines
IAH
Houston
$209 Roundtrip, just found
$209
Roundtrip
just found
Select United flight, departing Wed, Feb 4 from Des Moines to Houston, returning Thu, Feb 12, priced at $209 just found
American Airlines
Sat, Nov 15 - Sun, Nov 23
DSM
Des Moines
IAH
Houston
$214 Roundtrip, found 5 hours ago
$214
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sat, Nov 15 from Des Moines to Houston, returning Sun, Nov 23, priced at $214 found 5 hours ago
United
Fri, May 22 - Sun, May 31
DSM
Des Moines
IAH
Houston
$215 Roundtrip, found 2 days ago
$215
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 22 from Des Moines to Houston, returning Sun, May 31, priced at $215 found 2 days ago
United
Wed, Feb 4 - Thu, Feb 12
DSM
Des Moines
IAH
Houston
$219 Roundtrip, just found
$219
Roundtrip
just found
Select United flight, departing Wed, Feb 4 from Des Moines to Houston, returning Thu, Feb 12, priced at $219 just found
Delta
Thu, Nov 13 - Sat, Nov 22
DSM
Des Moines
IAH
Houston
$229 Roundtrip, just found
$229
Roundtrip
just found
Select Delta flight, departing Thu, Nov 13 from Des Moines to Houston, returning Sat, Nov 22, priced at $229 just found

Find the cheapest month to fly from Des Moines (DSM) to Houston (IAH)

November is typically the cheapest month to fly

From $141 - $412 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $229
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $229
Flights from Des Moines (DSM) to Houston (IAH)
Origin airport
Des Moines Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$178
Distance
803 mi
Average flight time
2 hours 27 mins

Des Moines to Houston Flights

The cheapest times to fly from Des Moines 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 Des Moines to Houston are during the month of December. You can find some of the cheapest flights from Des Moines to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Des Moines to Houston

Sunday is one of the best days to book for cheap flights from Des Moines 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 Des Moines 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 Des Moines to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $90 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 Des Moines 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 Des Moines 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 much does a flight from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH) cost?
Get a cheap one-way flight from $90 or cheap return flight from $179 from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
The cheapest month to fly from DSM to IAH is December, when demand is low. Off-peak season is generally when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
When heading out of Des Moines Intl. Airport (DSM), you can take a nonstop flight to George Bush Intercontinental Airport (IAH) with United Airlines.
What is the cheapest airline that flies from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DSM to IAH flight.
How many flights per day from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
Every day on average, 2 nonstop flights operate from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH). Pick the departure time that best fits your itinerary.
What are the most popular departure times for flights from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
More people fly between DSM and IAH at 3 PM than at any other time of day. Looking for a quieter experience? Pick a flight outside the busiest times and it's possible you'll save on your fare as well.
What day of the week has the most flights from DSM to IAH?
Friday offers the most flights from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH). Consider leaving on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
Des Moines Intl. Airport (DSM)'s first flight to George Bush Intercontinental Airport (IAH) leaves at approximately 8:00AM UTC-6. With a travel duration of 2h 37m, you'll land at around 10:37AM UTC-6.
How long does it take to fly from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
Flights from DSM to IAH have an average travel time of 2 hours and 38 minutes. The distance between the two airports is 800 mi.
What is the best time to fly from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
To avoid potential delays on the Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Houston from Des Moines Intl. Airport (DSM)?
George Bush Intercontinental Airport (IAH) is the only airport in Houston with direct flights from Des Moines Intl. Airport (DSM). Consider your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until just before your departure to book a flight from DSM to IAH generally means paying more. While you might find some last-minute offers, there's no guarantee. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a DSM to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a DSM to IAH flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Des Moines Intl. Airport (DSM) to George Bush Intercontinental Airport (IAH)?
If you booked your DSM to IAH flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.