$49 Cheap Flights from Dallas (DFW) to Houston (IAH)

View $49 flight on Thu, Oct 23, 2025Opens in a new window

  • 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
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Dallas to Houston (DFW-IAH)

Prices were available within the past 7 days and start at $49 for one-way flights and $98 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Sep 11 - Wed, Sep 17
DFW
Dallas
IAH
Houston
$98 Roundtrip, found 3 hours ago
$98
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Thu, Sep 11 from Dallas to Houston, returning Wed, Sep 17, priced at $98 found 3 hours ago
Spirit Airlines
Tue, May 20 - Thu, May 29
DFW
Dallas
IAH
Houston
$115 Roundtrip, found 4 hours ago
$115
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, May 20 from Dallas to Houston, returning Thu, May 29, priced at $115 found 4 hours ago
United
Thu, Oct 2 - Sat, Oct 4
DFW
Dallas
IAH
Houston
$118 Roundtrip, found 2 days ago
$118
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 2 from Dallas to Houston, returning Sat, Oct 4, priced at $118 found 2 days ago
Spirit Airlines
Sun, Nov 16 - Tue, Nov 18
DFW
Dallas
IAH
Houston
$127 Roundtrip, found 9 hours ago
$127
Roundtrip
found 9 hours ago
Select Spirit Airlines flight, departing Sun, Nov 16 from Dallas to Houston, returning Tue, Nov 18, priced at $127 found 9 hours ago
Frontier Airlines
Sat, Jul 26 - Mon, Jul 28
DFW
Dallas
IAH
Houston
$131 Roundtrip, found 3 days ago
$131
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Jul 26 from Dallas to Houston, returning Mon, Jul 28, priced at $131 found 3 days ago
Spirit Airlines
Tue, May 20 - Fri, May 30
DFW
Dallas
IAH
Houston
$132 Roundtrip, found 2 hours ago
$132
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Tue, May 20 from Dallas to Houston, returning Fri, May 30, priced at $132 found 2 hours ago
Frontier Airlines
Mon, May 19 - Thu, May 22
DFW
Dallas
IAH
Houston
$136 Roundtrip, found 1 hour ago
$136
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, May 19 from Dallas to Houston, returning Thu, May 22, priced at $136 found 1 hour ago
Frontier Airlines
Tue, May 27 - Thu, May 29
DFW
Dallas
IAH
Houston
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, May 27 from Dallas to Houston, returning Thu, May 29, priced at $137 found 1 hour ago
American Airlines
Fri, May 30 - Mon, Jun 9
DFW
Dallas
IAH
Houston
$154 Roundtrip, found 2 hours ago
$154
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, May 30 from Dallas to Houston, returning Mon, Jun 9, priced at $154 found 2 hours ago
Delta
Sat, Aug 30 - Sun, Sep 7
DAL
Dallas
IAH
Houston
$391 Roundtrip, found 1 hour ago
$391
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Aug 30 from Dallas to Houston, returning Sun, Sep 7, priced at $391 found 1 hour ago
Flights from Dallas (DFW) to Houston (IAH)
Origin airport
Dallas-Fort Worth Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$97
Distance
224 mi

Dallas to Houston Flights

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

 

The best time to book a flight from Dallas to Houston

Sunday is one of the best days to book for cheap flights from Dallas 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 Dallas 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 Dallas to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $49 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 Dallas 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 Dallas 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 Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH) cost?
You’ll find cheap return tickets from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH) starting at $77. Reserve your seat and set off on your next adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United and Southwest Airlines flight leaving DFW on May 22 2025 and touching down at IAH. The price was last updated on April 26 2025 and has not changed since.
What is the cheapest month to fly from DFW to IAH?
The cheapest flights from DFW to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
Choose from 3 airlines that fly directly from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH). These include:

  • American Airlines
  • United Airlines
  • Frontier Airlines

What is the cheapest airline that flies from DFW to IAH?
Currently, the cheapest airline offering one-way flights from DFW to IAH is United. You can jet off on this route from $39. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DFW on July 22 2025. Prices were last updated on April 26 2025 and have not changed since.
How many flights per day from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
Daily, an average of 19 direct flights operate from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH). Choose the departure that works for you.
What are the most popular departure times for flights from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
The 8 AM departures from DFW to IAH are the most sought after. They can also be more expensive. If you’re hoping to save money, book during off-peak hours.
What day of the week has the most flights from DFW to IAH?
Monday offers the most flights from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH). Consider leaving on this day and you’ll have the best chance of finding a departure that works with your plans.
What is the earliest flight from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
Hop on the earliest flight at around 5:05AM UTC-6, heading out of Dallas-Fort Worth Intl. Airport (DFW). You’ll be flying for approximately 1h 17m, coming in to land at George Bush Intercontinental Airport (IAH) at approximately 6:22AM UTC-6.
How long does it take to fly from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
The average flight time from DFW to IAH is 1 hour and 16 minutes, covering a distance of 220 mi.
What is the best time to fly from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
To reach George Bush Intercontinental Airport (IAH) without delays, choose a flight that leaves from Dallas-Fort Worth Intl. Airport (DFW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Dallas-Fort Worth Intl. Airport (DFW)?
You’ll touch down at George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU) when you travel to Houston on a direct flight from Dallas-Fort Worth Intl. Airport (DFW).
Is it cheaper to buy a plane ticket from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH) last-minute?
Holding off until right before your break to book your flight from DFW to IAH generally means paying more. While you may find some last-minute offers, there’s no guarantee. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a DFW to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a DFW to IAH flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Dallas-Fort Worth Intl. Airport (DFW) to George Bush Intercontinental Airport (IAH)?
It’s usually possible to reschedule or cancel your DFW to IAH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more details on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.