Cheap flights from Tucson International to Houston George Bush Intercntl.

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Flight deals from Tucson International to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best round-trip flight from Tucson International to Houston George Bush Intercntl.? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Tucson International to Houston George Bush Intercntl.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Tucson International to Houston George Bush Intercntl. flights are currently cheapest in July.

Direct flights from Tucson International to Houston George Bush Intercntl.

Tucson International to Houston George Bush Intercntl.: Alternative routes

Compare routes from Tucson International to Houston below. You may find an airport to fly into that's cheaper, faster, or easier than Houston George Bush Intercntl..

Tucson to Houston: Flight information

The things to know before you go.
Cheapest flight found$219
Cheapest month to flyJuly
Average flight time2 hrs, 35 mins
Most popular airlineUnited
Average flights per week43

Finding cheap flights from Tucson International to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a round-trip flight from Tucson International to Houston George Bush Intercntl. is $219. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 35 minutes is the average flight time from Tucson International to Houston George Bush Intercntl..
United, Mesa Airlines and Lufthansa fly direct from Tucson International to Houston George Bush Intercntl..
There are 43 flights per week flying from Tucson International to Houston George Bush Intercntl., as of May 2025.
The cheapest month to fly from Tucson International to Houston George Bush Intercntl. is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Tucson International Airport to Houston George Bush Intercntl. Airport on Thursday, July 10, 2025.
Yes – the average flight time is 2 hours and 35 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston George Bush Intercntl. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and United offer the cheapest flight tickets to Houston George Bush Intercntl..

Traveling from Tucson International Airport (TUS) to George Bush Intercontinental Airport (IAH): what you need to know

  • Around 2 hours 30 minutes is how long you can expect to be traveling on a direct flight from Tucson International Airport to George Bush Intercontinental Airport.

  • The timezone in Houston is UTC-5, which is two hours ahead of Tucson.

  • Every week, there are 27 Tucson International Airport to George Bush Intercontinental Airport flights. If you prefer to get going early, go for the 06:15 United Airlines flight. If you'd rather make the most of your day before flying, the last departure is at 16:00 with United Airlines.

  • Leave plenty of time to make your TUS to IAH flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • You'll likely experience bigger queues during popular months such as October. Arriving up to four hours in advance for international flights and two hours for domestic departures is a good idea.

  • United Airlines offers direct flights from Tucson International Airport to George Bush Intercontinental Airport. Book with this popular carrier, then get ready to check out the sights in Houston — and maybe even more of United States if you have time.

  • The airline with the highest passenger demand on this route is United Airlines.

  • United Airlines is the most punctual carrier that operates TUS to IAH flights. An impressive 87.6% of its services on this route arrive without delay.

How to find the cheapest flights from Tucson International Airport (TUS) to George Bush Intercontinental Airport (IAH)

  • The lowest price we've found for a one-way Tucson International Airport to George Bush Intercontinental Airport flight is $115. A return fare right now is $219. Depending on the availability when you book, these fares can change.

  • Book nine months before you want to fly. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from TUS to IAH.

  • Schedule your trip for August. That's the cheapest month for flights from Tucson International Airport to George Bush Intercontinental Airport. If you're flexible on when you fly, try out the 'Whole month' tool to find the cheapest price across each month.

  • Never miss a deal on cheap flights from TUS to IAH by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.

  • Lock in the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Tucson International Airport to George Bush Intercontinental Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Tucson International Airport (TUS)

  • You'll find TUS at 7005 South Plumer Ave..

  • 84.8% of flights leaving Tucson International Airport arrive at their destination on schedule. Given its impressive on-time stats, you're unlikely to face delays when jetting out of TUS.

  • Tucson International Airport is around 21 kilometers from central Tucson. If you're driving, ride-sharing or catching a cab from the center, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The journey when using public transport will take about 3 hours 5 minutes.

  • Need a handy hotel near TUS? If you're catching an early flight from Tucson International Airport to George Bush Intercontinental Airport, these accommodation options will have you sleeping moments from your departure gate:

Arriving at George Bush Intercontinental Airport (IAH)

Getting from George Bush Intercontinental Airport (IAH) to central Houston

  • You'll find IAH at 16930 JFK Boulevard.

  • George Bush Intercontinental Airport to central Houston has a drive time of about 20 minutes. It's approximately 27 kilometers away.

  • Traveling by public transport typically takes 50 minutes.

When to fly to George Bush Intercontinental Airport (IAH)

  • July is the busiest month for flights from Tucson International Airport to George Bush Intercontinental Airport. For smaller crowds, head to Houston in February.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC (75ºF) and 40ºC (104ºF). Lock in your flights from Tucson International Airport to George Bush Intercontinental Airport in this month if this is the kind of weather you like.

  • January sees average temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Search for cheap tickets from TUS to IAH sometime around then if you like traveling in cooler conditions.

Explore more of United States

  • Houston is easy to fall in love with, but there are so many other corners of United States just waiting to be explored. Around 306 kilometers west of Houston, a trip to San Antonio will keep your itinerary busy. Don't miss top attractions like The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

  • Dallas is another essential stop in United States and is around 370 kilometers north of Houston. No trip is complete without dropping by Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.