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Cheap flights from Houston George Bush Intcntl Airport to Phoenix from $71

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 4/7. 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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0 bags

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Find the cheapest flights from Houston George Bush Intcntl Airport to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
12:17 pm - 7:14 pm
PHX
-
IAH
5h 57m
1 stop
$92Frontier
Sat, Feb 21 - Wed, Feb 25
Frontier Logo
10:36 pm - 12:48 am
IAH
-
PHX
3h 12mnonstop
Frontier Logo
5:25 pm - 9:06 pm
PHX
-
IAH
2h 41mnonstop
$97Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
10:36 pm - 12:48 am
IAH
-
PHX
3h 12mnonstop
Frontier Logo
5:25 pm - 9:06 pm
PHX
-
IAH
2h 41mnonstop
$98Frontier
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
7:45 am - 5:29 pm
IAH
-
PHX
10h 44m
1 stop
Frontier Logo
5:10 pm - 8:51 pm
PHX
-
IAH
2h 41mnonstop
$100Frontier
Mon, Feb 23 - Sat, Feb 28
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
10:51 pm - 9:36 am
PHX
-
IAH
9h 45m
1 stop
$102Frontier
Sat, Feb 21 - Thu, Feb 26
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
7:50 am - 10:01 pm
PHX
-
IAH
13h 11m
1 stop
$104Frontier
Sat, Feb 28 - Sat, Mar 7
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
9:22 am - 3:52 pm
PHX
-
IAH
5h 30m
1 stop
$105Frontier
Sat, Feb 21 - Sat, Feb 28
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
2:10 pm - 5:49 pm
PHX
-
IAH
2h 39mnonstop
$106Frontier
Sat, Feb 28 - Sat, Mar 7
Frontier Logo
9:36 pm - 11:44 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
5:10 pm - 8:51 pm
PHX
-
IAH
2h 41mnonstop
$107Frontier
Sun, Feb 22 - Sat, Feb 28
Frontier Logo
6:45 am - 5:19 pm
IAH
-
PHX
11h 34m
1 stop
Frontier Logo
5:15 am - 9:56 am
PHX
-
IAH
2h 41mnonstop
$108Frontier
Wed, Mar 4 - Wed, Mar 11

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
Feb 21
IAH9:36 pmHouston George Bush Intcntl
3h 08m
PHX11:44 pmPhoenix Sky Harbor Intl
Feb 28
PHX9:22 amPhoenix Sky Harbor Intl
5h 30m
1 stop
IAH3:52 pmHouston George Bush Intcntl
$92
Frontier
Feb 13
IAH10:36 pmHouston George Bush Intcntl
3h 12m
PHX12:48 amPhoenix Sky Harbor Intl
Feb 23
PHX5:25 pmPhoenix Sky Harbor Intl
2h 41m
IAH9:06 pmHouston George Bush Intcntl
$97
Frontier
Feb 20
IAH10:36 pmHouston George Bush Intcntl
3h 12m
PHX12:48 amPhoenix Sky Harbor Intl
Feb 23
PHX5:25 pmPhoenix Sky Harbor Intl
2h 41m
IAH9:06 pmHouston George Bush Intcntl
$98

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 February 3, 2026.
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

Sat 2/21

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Wed 2/25

12:17 pm-7:14 pm

1 stop5h 57m

$92

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 2/20

10:36 pm-12:48 am

Nonstop3h 12m

Phoenix Sky Harbor Intl

Mon 2/23

5:25 pm-9:06 pm

Nonstop2h 41m

$97

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Fri 2/20

10:36 pm-12:48 am

Nonstop3h 12m

Phoenix Sky Harbor Intl

Mon 2/23

5:25 pm-9:06 pm

Nonstop2h 41m

$98

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Mon 2/23

7:45 am-5:29 pm

1 stop10h 44m

Phoenix Sky Harbor Intl

Sat 2/28

5:10 pm-8:51 pm

Nonstop2h 41m

$100

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 2/21

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Thu 2/26

10:51 pm-9:36 am

1 stop9h 45m

$102

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 2/28

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Sat 3/7

7:50 am-10:01 pm

1 stop13h 11m

$104

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 2/21

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Sat 2/28

9:22 am-3:52 pm

1 stop5h 30m

$105

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 2/28

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Sat 3/7

2:10 pm-5:49 pm

Nonstop2h 39m

$106

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sun 2/22

9:36 pm-11:44 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Sat 2/28

5:10 pm-8:51 pm

Nonstop2h 41m

$107

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Wed 3/4

6:45 am-5:19 pm

1 stop11h 34m

Phoenix Sky Harbor Intl

Wed 3/11

5:15 am-9:56 am

Nonstop2h 41m

$108

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

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 cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, August 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 $193. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of August, then departing from Houston George Bush Intcntl Airport during the month July is also very affordable. Most momondo users find prices during this month for around $199.

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 $287. 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 Sunday because tickets tend to average around $468. 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 $212. 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 morning because they tend to be around $309. 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 $225 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 $175 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 February 2026, prices for Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flights are approximately 11% 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

$107

Fastest flight time

2h 49m

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 $107. 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 $181.
The fastest flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport takes 2h 49m
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 49m 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 $58Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
United AirlinesPriceFrom $138Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
American AirlinesPriceFrom $148Free CancellationRating
7.2
11,218 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 28 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 $138 round-trip, up to an average price of $288. 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 11,218 reviews) operates around 14 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 $249, with deals from around $148 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
Chandler
Glendale
Gilbert
Peoria
Casa Grande
Surprise
Goodyear
Buckeye
Payson
Apache Junction
Paradise Valley
Avondale
Wickenburg
Camp Verde
Guadalupe
Litchfield Park
Fountain Hills

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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