$99 Cheap Flights from Tucson (TUS) to Houston (IAH)

View $99 flight on Tue, Oct 14, 2025Opens in a new window

Popular airlines from Tucson International Airport (TUS) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Tucson to Houston (TUS-IAH)

Prices were available within the past 7 days and start at $99 for one-way flights and $195 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jul 17 - Wed, Aug 6
TUS
Tucson
IAH
Houston
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Houston, returning Wed, Aug 6, priced at $195 found 3 days ago
United
Tue, Aug 5 - Wed, Aug 13
TUS
Tucson
IAH
Houston
$197 Roundtrip, found 7 hours ago
$197
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 5 from Tucson to Houston, returning Wed, Aug 13, priced at $197 found 7 hours ago
Frontier Airlines
Thu, Jul 24 - Sat, Aug 9
TUS
Tucson
IAH
Houston
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Jul 24 from Tucson to Houston, returning Sat, Aug 9, priced at $200 found 4 days ago
United
Tue, Aug 5 - Wed, Aug 13
TUS
Tucson
IAH
Houston
$207 Roundtrip, found 7 hours ago
$207
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Aug 5 from Tucson to Houston, returning Wed, Aug 13, priced at $207 found 7 hours ago
Delta
Tue, Aug 5 - Wed, Aug 13
TUS
Tucson
IAH
Houston
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Aug 5 from Tucson to Houston, returning Wed, Aug 13, priced at $209 found 7 hours ago
Frontier Airlines
Thu, Jul 17 - Sat, Aug 9
TUS
Tucson
IAH
Houston
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Jul 17 from Tucson to Houston, returning Sat, Aug 9, priced at $212 found 3 days ago
American Airlines
Wed, Aug 27 - Tue, Sep 2
TUS
Tucson
IAH
Houston
$217 Roundtrip, found 2 hours ago
$217
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Aug 27 from Tucson to Houston, returning Tue, Sep 2, priced at $217 found 2 hours ago
Delta
Thu, Nov 6 - Mon, Nov 10
TUS
Tucson
IAH
Houston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select Delta flight, departing Thu, Nov 6 from Tucson to Houston, returning Mon, Nov 10, priced at $217 just found
Frontier Airlines
Thu, Jul 24 - Sat, Aug 9
TUS
Tucson
IAH
Houston
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Jul 24 from Tucson to Houston, returning Sat, Aug 9, priced at $217 found 3 days ago
Alaska Airlines
Thu, Oct 23 - Sat, Nov 1
TUS
Tucson
IAH
Houston
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Oct 23 from Tucson to Houston, returning Sat, Nov 1, priced at $422 found 3 days ago

Find the cheapest month to fly from Tucson (TUS) to Houston (IAH)

April is typically the cheapest month to fly

From $149 - $847 per traveler.

Graph displaying average flight prices per month

Flights from Tucson (TUS) to Houston (IAH)
Origin airport
Tucson Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United
Roundtrip price
$195
Distance
933 mi
Average flight time
4 hours 40 mins

Tucson to Houston Flights

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

 

The best time to book a flight from Tucson to Houston

Sunday is one of the best days to book for cheap flights from Tucson 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 Tucson 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 Tucson to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 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 Tucson 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 Tucson 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 Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH) cost?
Score cheap return tickets from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH) starting at $197. Snag a seat and take off on your trip. 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 TUS on July 26 2025 and touching down at IAH. The price was last updated on June 29 2025 and has not changed since.
What is the cheapest month to fly from TUS to IAH?
The cheapest flights from TUS 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 Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
Take a nonstop flight with United Airlines and go straight from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH).
What is the cheapest airline that flies from TUS to IAH?
At the moment, the cheapest airline offering one-way flights from TUS to IAH is United. You can book a seat on this route from $99. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from TUS on September 23 2025. Prices were last updated on June 29 2025 and have not changed since.
How many flights per day from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
With, on average, 2 nonstop flights that operate from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH) daily, you'll be jetting off in no time.
What are the most popular departure times for flights from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
More people fly between TUS and IAH at 7 AM than at any other point in the day. Looking for a quieter experience? Try choosing a quieter departure window and you're likely to save on your fare as well.
What day of the week has the most flights from TUS to IAH?
Wednesday has the most flights from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH). Consider taking off 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 Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
Catch the earliest flight at around 7:15AM UTC-7, departing from Tucson Intl. Airport (TUS). You'll be traveling for about 2h 25m, touching down at George Bush Intercontinental Airport (IAH) at approximately 10:40AM UTC-6.
How long does it take to fly from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
It usually takes 2 hours and 29 minutes to travel the 930 mi from TUS to IAH.
What airline has the least delays from TUS to IAH?
United Airlines has the best track record for on-time direct flights from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH), with an on-time score of 81%. Use the Expedia App to see your journey status before you take off and get notified of any changes.
What is the best time to fly from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
To land at George Bush Intercontinental Airport (IAH) without delays, choose a flight that leaves Tucson Intl. Airport (TUS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Tucson Intl. Airport (TUS)?
Board a direct flight from Tucson Intl. Airport (TUS) to Houston and arrive at George Bush Intercontinental Airport (IAH). Another convenient arrival point to the city is William P. Hobby Airport (HOU).
Is it cheaper to buy a plane ticket from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH) last-minute?
Booking your flight from TUS to IAH just before your trip is generally more expensive. But if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a TUS to IAH flight and hotel package?
Booking a TUS to IAH flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our extensive range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to George Bush Intercontinental Airport (IAH)?
You can usually cancel or reschedule your TUS to IAH flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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