Cheap Flights from Phoenix Sky Harbor to Houston George Bush Intercntl.

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Flight deals from Phoenix Sky Harbor to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best return flight from Phoenix Sky Harbor to Houston George Bush Intercntl.? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Phoenix Sky Harbor 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 Phoenix Sky Harbor to Houston George Bush Intercntl. flights are currently cheapest in October.

Direct flights from Phoenix Sky Harbor to Houston George Bush Intercntl.

Phoenix Sky Harbor to Houston George Bush Intercntl.: Alternative routes

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

Phoenix to Houston: Flight information

The things to know before you go.
Cheapest flight found117 €
Cheapest month to flyOctober
Average flight time2 hrs, 40 mins
Most popular airlineUnited
Average flights per week210

Finding cheap flights from Phoenix Sky Harbor to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a return flight from Phoenix Sky Harbor to Houston George Bush Intercntl. is 117 €. 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 40 minutes is the average flight time from Phoenix Sky Harbor to Houston George Bush Intercntl..
United, American Airlines and Alaska Airlines fly direct from Phoenix Sky Harbor to Houston George Bush Intercntl..
As of June 2025, there are 210 flights per week flying from Phoenix Sky Harbor to Houston George Bush Intercntl..
The cheapest month to fly from Phoenix Sky Harbor to Houston George Bush Intercntl. is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phoenix Sky Harbor Airport to Houston George Bush Intercntl. Airport on Tuesday, 7 October 2025.
Yes – the average flight time is 2 hours and 40 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, United offers the cheapest flight tickets to Houston George Bush Intercntl..

Travelling from Phoenix Sky Harbour International Airport (PHX) to George Bush Intercontinental Airport (IAH): what you need to know

  • Jump on a direct flight from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport and you'll be in the air for an average of 2 hours 40 minutes.

  • Houston's timezone is UTC-5, which makes Houston two hours ahead of Phoenix.

  • Flights from PHX to IAH start from 00:20 — the first with American Airlines. The last service of the day is at 20:34 with American Airlines. In total, you can take your pick of 88 weekly Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport flights.

  • To ensure you catch your PHX to IAH flight, allow plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is the general rule.

  • During popular months such as July, it's best to get to the airport earlier than normal. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during a high season in general.

  • You'll find a variety of airlines offering direct flights from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport. When you're ready to kick off your Houston holiday, let one of these carriers transport you to this unmissable part of United States:

  • American Airlines is the airline most travellers choose for this route.

  • United Airlines is the most punctual carrier that offers PHX to IAH flights. A reliable 88.4% of its departures on this route arrive as planned.

  • If you'd like to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport. These are the most popular stopovers between PHX and IAH:

    • Austin-Bergstrom International Airport

    • San Antonio International Airport

    • Albuquerque International Sunport Airport

How to find the cheapest flights from Phoenix Sky Harbour International Airport (PHX) to George Bush Intercontinental Airport (IAH)

  • The lowest price we've seen for a one-way Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport flight is 60 €. A return plane ticket is currently 117 €. Depending on the availability when you book, these fares can change.

  • Get cheap tickets from PHX to IAH by booking at least six months ahead. Based on our research, that's the sweet spot for finding the biggest deals.

  • May is the cheapest month for flights from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport. If you prefer to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • You don't need to check every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment the price changes on cheap flights from PHX to IAH.

  • Tailor your trip using filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport.

Handy information about Phoenix Sky Harbour International Airport (PHX)

  • PHX's address is 3400 Sky Harbour Boulevard.

  • Phoenix Sky Harbour International Airport maintains a strong on-time record, so flight disruptions are less likely. Departures from PHX land at their destination as scheduled 82.57% of the time.

  • Phoenix Sky Harbour International Airport is about 8 kilometres from central Phoenix. If you're ride-sharing, catching a cab or driving from the centre, it'll take 10 minutes or so to get there, depending on the traffic.

  • Catching public transport? Expect a trip time of around 35 minutes.

  • Need a handy hotel near PHX? If you've booked an early flight from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport, these stays will have you moments from your check-in counter:

Arriving at George Bush Intercontinental Airport (IAH)

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

  • IAH is located at 16930 JFK Boulevard.

  • George Bush Intercontinental Airport is approximately 27 kilometres from central Houston. Driving there takes about 20 minutes.

  • If you're travelling on public transport, expect a journey time of roughly 50 minutes.

When to fly to George Bush Intercontinental Airport (IAH)

  • It's time to choose your dates for your flight from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport. July is the most popular month to head to Houston. If you're after a more relaxed vibe, go in February.

  • Book your flight from Phoenix Sky Harbour International Airport to George Bush Intercontinental Airport for August if you want to explore Houston during its warmest month. You can expect temperatures of between 24ºC (75ºF) and 40ºC (104ºF).

  • If you want to travel in cooler conditions, search for a cheap ticket from PHX to IAH in January. Average temperatures are between 5ºC (41ºF) and 19ºC (66ºF) then.

Explore more of United States

  • You've done Houston, now it's time to discover other parts of United States. Journey about 306 kilometres west to San Antonio to check off its must-visit sights. From The San Antonio River Walk to San Antonio Missions National Historical Park and San Fernando Cathedral, there's plenty to keep you busy.

  • If you're eager to discover another side of United States, consider Dallas, roughly 370 kilometres north of Houston. Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art are key highlights.

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