HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$54+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAH
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix to George Bush Intcntl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Phoenix to Houston George Bush Intcntl are usually found in June or July, booked 85 days in advance, depart on a Friday or Thursday and return on a Saturday

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 January 30, 2025.

Round-trip from

$100
(Frontier)

One-way from

$54
(CheapOair)

Popular in

December

Cheapest in

June

Average price

$209
From Phoenix to Houston George Bush Intcntl
Search Deals
One-way flight from Phoenix to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals

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 January 30, 2025.

This Frontier deal was found by Cheapflights users on 1/29. 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.
Fri 2/215:02 pmPHX - IAH
Nonstop2h 30mFrontier
Mon 2/249:22 pmIAH - PHX
Nonstop3h 07mFrontier
Deal found 1/29$100
This Priceline deal was found by Cheapflights users on 1/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2812:35 pmPHX - IAH
1 stop7h 18mMultiple Airlines
Sun 3/29:15 pmIAH - PHX
Nonstop3h 07mMultiple Airlines
Deal found 1/30$112
This Mytrip deal was found by Cheapflights users on 1/30. 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.
Thu 2/2712:35 pmPHX - IAH
1 stop11h 11mSpirit Airlines
Sun 3/28:21 pmIAH - PHX
1 stop16h 19mSpirit Airlines
Deal found 1/30$128
This United Airlines deal was found by Cheapflights users on 1/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/285:18 pmPHX - IAH
Nonstop2h 32mUnited Airlines
Tue 3/49:35 pmIAH - PHX
Nonstop3h 01mUnited Airlines
Deal found 1/29$168
This American Airlines deal was found by Cheapflights users on 1/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/148:01 pmPHX - IAH
Nonstop2h 43mAmerican Airlines
Tue 2/182:15 pmIAH - PHX
Nonstop3h 16mAmerican Airlines
Deal found 1/30$243

Find flights from Phoenix to George Bush Intcntl within your budget

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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/21

5:02 pm-8:32 pm

Nonstop2h 30m

Houston George Bush Intcntl

Mon 2/24

9:22 pm-11:29 pm

Nonstop3h 07m

$100

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/28

12:35 pm-8:53 pm

1 stop7h 18m

Houston George Bush Intcntl

Sun 3/2

9:15 pm-11:22 pm

Nonstop3h 07m

$112

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 2/27

12:35 pm-12:46 am

1 stop11h 11m

Houston George Bush Intcntl

Sun 3/2

8:21 pm-11:40 am

1 stop16h 19m

$128

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/28

5:18 pm-8:50 pm

Nonstop2h 32m

Houston George Bush Intcntl

Tue 3/4

9:35 pm-11:36 pm

Nonstop3h 01m

$168

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/14

8:01 pm-11:44 pm

Nonstop2h 43m

Houston George Bush Intcntl

Tue 2/18

2:15 pm-4:31 pm

Nonstop3h 16m

$243

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Tue 4/22

7:05 am-11:45 am

Nonstop2h 40m

$54

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/28

12:35 pm-8:53 pm

1 stop7h 18m

$56

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Tue 3/4

9:35 am-1:10 pm

Nonstop2h 35m

$70

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 2/19

8:01 pm-11:44 pm

Nonstop2h 43m

$80

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 3/12

6:20 am-2:10 pm

1 stop5h 50m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 12 results
1
2

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.

Travel insights for flights from Phoenix to George Bush Intcntl

Get recent, data-driven insights about flights from Phoenix to George Bush Intcntl including ideal travel times, pricing trends, and more.

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 January 24, 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 85 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, August is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $241). Flying from Phoenix to Houston George Bush Intcntl Airport in March 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?

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 January 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 59% 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?

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 Wednesday afternoons when fares are most often at their lowest. Sunday mornings 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 January 30, 2025.

The most flights from PH1 to IAH are scheduled on a Thursday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 January 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Phoenix to Houston. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,688 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,454 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,913 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Spirit Airlines
6.3
Okay
8,083 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    According to our current data, Frontier ($100), Spirit Airlines ($128), and United Airlines ($168) offers the cheapest pricing from Phoenix to Houston George Bush Intcntl Airport. Users have found that Frontier is 51% 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 $54 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $56 and United Airlines from $70 one-way.

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

    Consider Qatar Airways (97%), Envoy Air (94%) or American Airlines (92%) 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 $815, our data indicates the cheapest price to be $69. The most popular route (Phoenix Sky Harbor Intl - Houston George Bush Intcntl), is priced around $75.

  • 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, August is the cheapest month in which you can book a flight from Phoenix to Houston George Bush Intcntl Airport (average of $241). Flying from Phoenix to Houston George Bush Intcntl Airport in March 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 Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Humble
Spring
Jersey Village
The Woodlands
Conroe
Tomball
Montgomery
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$138FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$145Average$273FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$145Average$295FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.