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George Bush Intcntl

$64+ Cheap flights from Phoenix to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAH
dic. 4 — dic. 111
jue. 12/4
jue. 12/11
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Houston George Bush Intcntl are usually found in September or February, booked 81 days in advance, depart on a Friday or Thursday and return on a Thursday

Find flight deals from Phoenix to George Bush Intcntl

Cheapest flights from Phoenix to George Bush Intcntl
Explore the most affordable flight options available from Phoenix to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 4, 2025.

This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/34:32 pmPHX - IAH
1 stop6h 59mFrontier
mié. 12/1010:45 amIAH - PHX
1 stop14h 04mFrontier
Deal found 11/2$110
This Booking.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/119:16 amPHX - IAH
1 stop14h 15mFrontier
lun. 12/159:06 pmIAH - PHX
1 stop22h 25mFrontier
Deal found 11/2$111
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/156:11 pmPHX - IAH
Nonstop2h 36mFrontier
sáb. 12/2010:28 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 11/3$112
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/151:03 pmPHX - IAH
Nonstop2h 38mFrontier
dom. 11/168:06 pmIAH - PHX
1 stop25h 45mFrontier
Deal found 11/2$113
This Expedia deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/214:58 pmPHX - IAH
Nonstop2h 37mFrontier
mar. 12/28:00 amIAH - PHX
1 stop11h 31mFrontier
Deal found 11/4$118
This CheapOair deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/167:37 amPHX - IAH
Nonstop2h 39mFrontier
mié. 11/192:09 pmIAH - PHX
1 stop8h 49mFrontier
Deal found 11/1$119
This CheapOair deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/259:00 amPHX - IAH
Nonstop2h 42mFrontier
dom. 11/309:33 pmIAH - PHX
1 stop11h 46mFrontier
Deal found 11/4$121
This Mytrip deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/44:12 pmPHX - IAH
1 stop7h 19mFrontier
dom. 12/77:51 pmIAH - PHX
1 stop29h 30mFrontier
Deal found 11/4$124
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/37:00 amPHX - IAH
1 stop7h 27mFrontier
jue. 12/1110:28 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 11/3$125
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/225:50 pmPHX - IAH
Nonstop2h 43mFrontier
mié. 12/2410:35 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 11/2$126
This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/199:59 amPHX - IAH
1 stop10h 54mFrontier
dom. 11/239:33 pmIAH - PHX
1 stop11h 46mFrontier
Deal found 11/4$127
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/34:32 pmPHX - IAH
1 stop6h 59mFrontier
vie. 12/126:05 amIAH - PHX
1 stop10h 13mFrontier
Deal found 11/3$128

Cheap flight deals from Phoenix to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 4, 2025.

Round-trip from

$110
(Frontier)

One-way from

$64
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$237
From Phoenix to Houston George Bush Intcntl
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One-way flight from Phoenix to Houston George Bush Intcntl
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Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 4, 2025.
Use the filters below to find and compare flights from Phoenix to Houston George Bush Intcntl Airport that are best for you.

Fly from

Phoenix

Fly to

George Bush Intcntl

Route

Depart

Return

Price

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

jue. 1/15

4:12 pm-12:33 am

1 stop7h 21m

Houston George Bush Intcntl

dom. 1/18

6:05 am-3:27 pm

1 stop10h 22m

$124

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

jue. 12/4

7:00 am-12:31 am

1 stop16h 31m

Houston George Bush Intcntl

dom. 12/7

6:45 am-8:06 am

1 stop26h 21m

$124

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

mié. 12/10

9:55 am-1:42 pm

Nonstop2h 47m

Houston George Bush Intcntl

dom. 12/14

6:17 pm-8:18 pm

Nonstop3h 01m

$131

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

vie. 12/12

5:00 pm-8:33 pm

Nonstop2h 33m

Houston George Bush Intcntl

lun. 12/15

8:10 pm-10:11 pm

Nonstop3h 01m

$131

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

mié. 12/3

11:20 am-2:57 pm

Nonstop2h 37m

Houston George Bush Intcntl

dom. 12/7

4:45 pm-6:46 pm

Nonstop3h 01m

$131

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

sáb. 1/10

7:15 am-10:51 am

Nonstop2h 36m

Houston George Bush Intcntl

dom. 1/18

10:12 am-12:24 pm

Nonstop3h 12m

$155

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

mié. 12/3

7:00 am-3:27 pm

1 stop7h 27m

Houston George Bush Intcntl

sáb. 12/6

7:25 pm-3:18 pm

2 stops20h 53m

$161

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

jue. 12/25

1:15 pm-4:53 pm

Nonstop2h 38m

Houston George Bush Intcntl

vie. 1/9

4:45 pm-6:49 pm

Nonstop3h 04m

$164

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

sáb. 11/15

10:57 am-11:29 pm

1 stop11h 32m

Houston George Bush Intcntl

mar. 12/2

3:13 pm-11:49 pm

1 stop9h 36m

$174

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

lun. 12/1

12:59 am-10:12 am

1 stop8h 13m

Houston George Bush Intcntl

mar. 12/9

2:30 pm-9:23 pm

1 stop7h 53m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 22 results
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Best time to book a flight from Phoenix to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Phoenix to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to George Bush Intcntl. Price data was last updated on October 31, 2025.

The price you pay for your flight from Phoenix to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phoenix to Houston George Bush Intcntl Airport?

Currently, March is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $66). Flying from Phoenix to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to IAH?

Find hourly flight availability from Phoenix to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 4, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 32% on flights from Phoenix to Houston George Bush Intcntl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Phoenix to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to George Bush Intcntl. Price data was last updated on November 10, 2024.

Travelers seeking maximum savings on their Phoenix to Houston George Bush Intcntl Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Houston George Bush Intcntl Airport

Explore weekly flight availability from Phoenix to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated noviembre 4, 2025.

The most flights from PH1 to IAH are scheduled on a Monday (22 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated noviembre 4, 2025.
Read through reviews of airlines operating flights from Phoenix to Houston George Bush Intcntl Airport, such as United Airlines, American Airlines, and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,038 reviews
United Airlines
7.4
Good
8,998 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Frontier
5.8
Fair
3,116 reviews
United Airlines
7.4
Good
8,998 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Phoenix to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix to Houston George Bush Intcntl Airport?

    Departing from Phoenix to Houston George Bush Intcntl Airport will take you 2h 33m. Airlines will cover a distance of 1006 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Phoenix to Houston George Bush Intcntl Airport round-trip?

    According to our current data, Frontier ($78), United Airlines ($155), and American Airlines ($157) offers the cheapest pricing from Phoenix to Houston George Bush Intcntl Airport. Users have found that Frontier is 65% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Phoenix to Houston George Bush Intcntl Airport?

    Consider Lufthansa (91%), United Airlines (90%) or Air New Zealand (88%) when booking your flight. These represent the most reliable airlines when flying from Phoenix to Houston George Bush Intcntl Airport.

  • What are the cheapest flights from Phoenix to Houston George Bush Intcntl Airport?

    Looking for the cheapest flight from Phoenix to Houston George Bush Intcntl Airport? While on average our users pay $747, our data indicates the cheapest price to be $65. The most popular route (Phoenix Sky Harbor Intl - Houston George Bush Intcntl), is priced around $105.

  • Can I find deals for flights from Phoenix to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Phoenix to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to George Bush Intcntl.

  • Can I find deals for business class flights from Phoenix to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Phoenix to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Houston George Bush Intcntl Airport?

    Currently, March is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $66). Flying from Phoenix to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Katy
The Woodlands
Spring
Jersey Village
Humble
Conroe
Tomball
Cypress

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Top 3 airlines flying from Phoenix to George Bush Intcntl

Discover the top 3 airlines that operate flights from Phoenix to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$78Average$196FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$155Average$293FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$276FlexibilityNo cancel feeOn-time71%

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