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Cheap flights from Houston George Bush Intcntl Airport to Phoenix from $43

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Phoenix departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Phoenix

Cheap round-trip flights

Frontier Logo
11:59 am - 12:51 pmIAH-PHX
2h 52mnonstop
Frontier Logo
9:30 am - 2:21 pmPHX-IAH
2h 51mnonstop
$67Frontier
Find Deal
Thu, Sep 18 - Sat, Sep 20
Frontier Logo
10:43 pm - 11:38 pmIAH-PHX
2h 55mnonstop
Frontier Logo
5:13 pm - 9:58 pmPHX-IAH
2h 45mnonstop
$69Frontier
Find Deal
Fri, Oct 17 - Mon, Oct 20
Frontier Logo
9:43 pm - 11:38 pmIAH-PHX
2h 55mnonstop
Frontier Logo
5:13 pm - 8:58 pmPHX-IAH
2h 45mnonstop
$79Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Logo
12:32 pm - 1:27 pmIAH-PHX
2h 55mnonstop
Logo
10:59 pm - 9:07 amPHX-IAH
8h 08m1 stop
$135
Find Deal
Fri, Sep 5 - Mon, Sep 8
American Airlines Logo
8:33 am - 9:29 amIAH-PHX
2h 56mnonstop
American Airlines Logo
3:27 pm - 8:08 pmPHX-IAH
2h 41mnonstop
$139American Airlines
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Tue, Sep 16 - Sat, Sep 20
Logo
2:54 pm - 10:04 pmIAH-PHX
9h 10m1 stop
Logo
7:25 am - 12:07 pmPHX-IAH
2h 42mnonstop
$141
Find Deal
Thu, Sep 11 - Mon, Sep 15
American Airlines Logo
2:45 pm - 3:33 pmIAH-PHX
2h 48mnonstop
American Airlines Logo
12:30 pm - 5:06 pmPHX-IAH
2h 36mnonstop
$154American Airlines
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Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
10:15 am - 11:06 amIAH-PHX
2h 51mnonstop
United Airlines Logo
12:20 pm - 4:58 pmPHX-IAH
2h 38mnonstop
$157United Airlines
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Fri, Sep 5 - Wed, Sep 10
Spirit Airlines Logo
2:54 pm - 10:04 pmIAH-PHX
9h 10m1 stop
Spirit Airlines Logo
10:59 pm - 9:07 amPHX-IAH
8h 08m1 stop
$165Spirit Airlines
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Fri, Sep 5 - Mon, Sep 8
Spirit Airlines Logo
2:54 pm - 10:04 pmIAH-PHX
9h 10m1 stop
Spirit Airlines Logo
10:59 pm - 9:07 amPHX-IAH
8h 08m1 stop
$170Spirit Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14

Frontier flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Sep 18
IAH11:59 amHouston George Bush Intcntl
2h 52m
PHX12:51 pmPhoenix Sky Harbor Intl
Sep 20
PHX9:30 amPhoenix Sky Harbor Intl
2h 51m
IAH2:21 pmHouston George Bush Intcntl
$67
Find similar
Frontier
Oct 17
IAH10:43 pmHouston George Bush Intcntl
2h 55m
PHX11:38 pmPhoenix Sky Harbor Intl
Oct 20
PHX5:13 pmPhoenix Sky Harbor Intl
2h 45m
IAH9:58 pmHouston George Bush Intcntl
$69
Find similar
Frontier
Nov 13
IAH9:43 pmHouston George Bush Intcntl
2h 55m
PHX11:38 pmPhoenix Sky Harbor Intl
Nov 16
PHX5:13 pmPhoenix Sky Harbor Intl
2h 45m
IAH8:58 pmHouston George Bush Intcntl
$79
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American Airlines flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Our best American Airlines deals on Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight tickets
American Airlines
Sep 16
IAH8:33 amHouston George Bush Intcntl
2h 56m
PHX9:29 amPhoenix Sky Harbor Intl
Sep 20
PHX3:27 pmPhoenix Sky Harbor Intl
2h 41m
IAH8:08 pmHouston George Bush Intcntl
$139
Find similar
American Airlines
Aug 27
IAH2:45 pmHouston George Bush Intcntl
2h 48m
PHX3:33 pmPhoenix Sky Harbor Intl
Sep 3
PHX12:30 pmPhoenix Sky Harbor Intl
2h 36m
IAH5:06 pmHouston George Bush Intcntl
$154
Find similar
American Airlines
Aug 27
IAH2:45 pmHouston George Bush Intcntl
2h 48m
PHX3:33 pmPhoenix Sky Harbor Intl
Aug 27
PHX6:50 pmPhoenix Sky Harbor Intl
2h 42m
IAH11:32 pmHouston George Bush Intcntl
$164
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Thu 9/18

11:59 am-12:51 pm

Nonstop2h 52m

Phoenix Sky Harbor Intl

Sat 9/20

9:30 am-2:21 pm

Nonstop2h 51m

$67

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 10/17

10:43 pm-11:38 pm

Nonstop2h 55m

Phoenix Sky Harbor Intl

Mon 10/20

5:13 pm-9:58 pm

Nonstop2h 45m

$69

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Thu 11/13

9:43 pm-11:38 pm

Nonstop2h 55m

Phoenix Sky Harbor Intl

Sun 11/16

5:13 pm-8:58 pm

Nonstop2h 45m

$79

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 9/5

12:32 pm-1:27 pm

Nonstop2h 55m

Phoenix Sky Harbor Intl

Mon 9/8

10:59 pm-9:07 am

1 stop8h 08m

$135

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Tue 9/16

8:33 am-9:29 am

Nonstop2h 56m

Phoenix Sky Harbor Intl

Sat 9/20

3:27 pm-8:08 pm

Nonstop2h 41m

$139

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Thu 9/11

2:54 pm-10:04 pm

1 stop9h 10m

Phoenix Sky Harbor Intl

Mon 9/15

7:25 am-12:07 pm

Nonstop2h 42m

$141

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Wed 8/27

2:45 pm-3:33 pm

Nonstop2h 48m

Phoenix Sky Harbor Intl

Wed 9/3

12:30 pm-5:06 pm

Nonstop2h 36m

$154

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 9/5

10:15 am-11:06 am

Nonstop2h 51m

Phoenix Sky Harbor Intl

Wed 9/10

12:20 pm-4:58 pm

Nonstop2h 38m

$157

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 9/5

2:54 pm-10:04 pm

1 stop9h 10m

Phoenix Sky Harbor Intl

Mon 9/8

10:59 pm-9:07 am

1 stop8h 08m

$165

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Thu 9/11

2:54 pm-10:04 pm

1 stop9h 10m

Phoenix Sky Harbor Intl

Sun 9/14

10:59 pm-9:07 am

1 stop8h 08m

$170

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston George Bush Intcntl Airport and Phoenix Sky Harbor Intl Airport?

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, September is the cheapest month to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $183. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of September, then departing from Houston George Bush Intcntl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $185.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $330. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $491. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $200. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $324. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Houston George Bush Intcntl to Phoenix Sky Harbor Intl flight route?

Fly from Houston George Bush Intcntl to Phoenix Sky Harbor Intl for the best Houston George Bush Intcntl - Phoenix Sky Harbor Intl flight prices

How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $221 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport for as low as $157 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Phoenix Sky Harbor Intl flights?

There are 4 cabin classes available to choose from on Houston George Bush Intcntl to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of July 2025, prices for Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport (IAH to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Best Price Found

$43

Fastest flight time

2h 42m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport in the past 72 hours is $43. The best round-trip flight deal from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $67.
The fastest flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport takes 2h 42m
Direct flights go from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport every day.
Search flight deals

  • How far is Houston George Bush Intcntl to Phoenix Sky Harbor Intl by plane?

    A flight from Houston George Bush Intcntl to Phoenix Sky Harbor Intl will travel around 1005.6 mi. Typically, this will take 2h 42m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The required travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $70Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
United AirlinesPriceFrom $140Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
American AirlinesPriceFrom $144Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

    United Airlines is one of the most popular airlines flying from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport, operating 20 flights/week on average for this route. A good United Airlines flight deal for Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport starts from $140 round-trip, up to an average price of $301. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

    American Airlines (7.2/10 from 10,000 reviews) operates around 9 flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport in any given week. The average American Airlines airfare for this route is around $287, with deals from around $144 rare but found on momondo. Referenced prices are for round-trip Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight searches in the last 72 hours.

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Surprise
Peoria
Casa Grande
Buckeye
Wickenburg
Apache Junction
Payson
Goodyear
Paradise Valley
Camp Verde
Avondale
Fountain Hills
Cave Creek
Litchfield Park

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Phoenix?

Finding the right flight to Phoenix from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phoenix quick and easy, saving you time and money.

Can I find flights from Houston to Phoenix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phoenix from Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Houston to Phoenix?

momondo provides multiple filters to help you find the best flight to Phoenix from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Phoenix right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.

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