$104 Cheap Flights from Houston (IAH) to Tucson (TUS)

View $104 flight on Thu, May 8, 2025Opens in a new window

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

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Find available prices by choosing your travel dates.

Cheap Flights from Houston to Tucson (IAH-TUS)

Prices were available within the past 7 days and start at $104 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, May 28 - Sun, Jun 8
IAH
Houston
TUS
Tucson
$198 Roundtrip, found 8 hours ago
$198
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Wed, May 28 from Houston to Tucson, returning Sun, Jun 8, priced at $198 found 8 hours ago
Frontier Airlines
Thu, May 8 - Sun, May 11
IAH
Houston
TUS
Tucson
$208 Roundtrip, just found
$208
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 8 from Houston to Tucson, returning Sun, May 11, priced at $208 just found
Frontier Airlines
Sat, May 31 - Sun, Jun 8
IAH
Houston
TUS
Tucson
$218 Roundtrip, found 8 hours ago
$218
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sat, May 31 from Houston to Tucson, returning Sun, Jun 8, priced at $218 found 8 hours ago
Frontier Airlines
Thu, May 15 - Sun, Jun 1
IAH
Houston
TUS
Tucson
$228 Roundtrip, found 1 hour ago
$228
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, May 15 from Houston to Tucson, returning Sun, Jun 1, priced at $228 found 1 hour ago
Frontier Airlines
Sat, May 24 - Tue, May 27
IAH
Houston
TUS
Tucson
$230 Roundtrip, found 12 hours ago
$230
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Sat, May 24 from Houston to Tucson, returning Tue, May 27, priced at $230 found 12 hours ago
Frontier Airlines
Sat, May 31 - Sun, Jun 1
IAH
Houston
TUS
Tucson
$238 Roundtrip, found 18 hours ago
$238
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Sat, May 31 from Houston to Tucson, returning Sun, Jun 1, priced at $238 found 18 hours ago
United
Thu, Jun 5 - Sun, Jun 8
IAH
Houston
TUS
Tucson
$284 Roundtrip, found 2 hours ago
$284
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Jun 5 from Houston to Tucson, returning Sun, Jun 8, priced at $284 found 2 hours ago
American Airlines
Wed, May 28 - Sun, Jun 1
IAH
Houston
TUS
Tucson
$293 Roundtrip, found 3 days ago
$293
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, May 28 from Houston to Tucson, returning Sun, Jun 1, priced at $293 found 3 days ago
Delta
Tue, May 20 - Tue, Jun 3
IAH
Houston
TUS
Tucson
$327 Roundtrip, found 1 hour ago
$327
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, May 20 from Houston to Tucson, returning Tue, Jun 3, priced at $327 found 1 hour ago
Alaska Airlines
Sat, May 24 - Sun, Jun 1
IAH
Houston
TUS
Tucson
$699 Roundtrip, just found
$699
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, May 24 from Houston to Tucson, returning Sun, Jun 1, priced at $699 just found
Flights from Houston (IAH) to Tucson (TUS)
Origin airport
George Bush Intercontinental
Destination airport
Tucson Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$198
Distance
933 mi

Houston to Tucson Flights

The cheapest times to fly from Houston to Tucson

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

The best time to book a flight from Houston to Tucson

Sunday is one of the best days to book for cheap flights from Houston to Tucson: 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 Houston to Tucson

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 Houston to Tucson in 2025. You can also book with separate airlines for your outbound and return journeys, from $104 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 Houston to Tucson 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 Houston to Tucson 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 George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS) cost?
You can book cheap return fares starting from $307 from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS). 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 IAH on May 20 2025 and touching down at TUS. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from IAH to TUS?
The cheapest flights from IAH to TUS 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 George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
Hop on a direct flight with United Airlines and head straight from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS).
What is the cheapest airline that flies from IAH to TUS?
Right now, the cheapest airline operating one-way flights from IAH to TUS is United. You can jet off on this route from $154. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAH on May 21 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
With, on average, 2 nonstop flights that operate from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS) every day, you’ll be on your way in no time.
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
More passengers fly between IAH and TUS at 9 AM than at any other point in the 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 IAH to TUS?
Travel on a Saturday if you’re searching for the largest selection of flights from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS).
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
George Bush Intercontinental Airport (IAH)’s first flight to Tucson Intl. Airport (TUS) is at approximately 9:40AM UTC-6. With a flight time of 3h 3m, you’ll land at around 11:43AM UTC-7.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
The average flight time from IAH to TUS is 2 hours and 59 minutes, covering a total distance of 930 mi.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
To reach Tucson Intl. Airport (TUS) on schedule, pick a flight that takes off from George Bush Intercontinental Airport (IAH) before 3 PM. The likelihood 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 Tucson from George Bush Intercontinental Airport (IAH)?
Browse your flight options from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS). This is the only Tucson airport you can fly into if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS) last-minute?
Last-minute fares from IAH to TUS are generally more expensive. For the best prices, start looking for flights well in advance. That being said, if you can play around with your travel dates, you may score a cheap ticket just before your departure.
Is it cheaper to book an IAH to TUS flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAH to TUS flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Tucson Intl. Airport (TUS)?
Typically, you can cancel or modify your IAH to TUS flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline’s policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.