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George Bush Intcntl

Cheap flights from Phoenix to George Bush Intcntl (IAH)

PHX — IAH
Nov 10 — Nov 171
Tue 11/10
Tue 11/17
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Houston George Bush Intcntl are usually found in January or October, booked 45 days in advance, depart on a Friday or Thursday and return on a Saturday

Find flight deals from Phoenix to George Bush Intcntl

Popular in

September

Cheapest in

January

Average price

$242
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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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

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?

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 44 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, January is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $229). Flying from Phoenix to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $339). 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?

Unlike at noon, when flights are generally more expensive, you can save up to 26% on flights from Phoenix to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.

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

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

Reviews of airlines servicing George Bush Intcntl

Read through reviews of airlines operating flights from Phoenix to Houston George Bush Intcntl Airport, such as United Airlines,JetBlue, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,342 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.4
Good
10,342 reviews
United Airlines
7.4
Good
10,342 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
JetBlue
7.1
Good
3,044 reviews
United Airlines
7.4
Good
10,342 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
American Airlines
7.0
Good
12,142 reviews
United Airlines
7.4
Good
10,342 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
Frontier
5.6
Fair
2,550 reviews
United Airlines
7.4
Good
10,342 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.7

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

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

    According to our current data, Frontier ($86), United Airlines ($169), and JetBlue ($190) offers the cheapest pricing from Phoenix to Houston George Bush Intcntl Airport. Users have found that Frontier is 70% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Phoenix to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $49 on Frontier. Other airlines that offer cheap prices include United Airlines from $66 and American Airlines from $82 one-way.

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

    Consider Frontier (89%), Volaris (89%) or Air New Zealand (87%) 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 $914, our data indicates the cheapest price to be $112. 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, January is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $229). Flying from Phoenix to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $339). 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
Conroe
Katy
The Woodlands
Spring
Humble
Jersey Village
Tomball
Montgomery
Cypress

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Phoenix to George Bush Intcntl

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$86Average$219FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$169Average$362FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$190Average$353FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$197Average$361FlexibilityNo cancel feeOn-time71%

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