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Cheap flights from Phoenix Sky Harbor Intl Airport to Houston from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Houston departing on 5/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Frontier Logo
1:48 pm - 2:52 pm
IAH
-
PHX
3h 04mnonstop
$107Frontier
Sat, Apr 25 - Sat, May 2
Frontier Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Frontier Logo
10:42 am - 11:51 am
IAH
-
PHX
3h 09mnonstop
$108Frontier
Sat, Apr 25 - Sun, May 3
Frontier Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Frontier Logo
10:42 am - 11:51 am
IAH
-
PHX
3h 09mnonstop
$118Frontier
Sat, May 2 - Sun, May 3
Frontier Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Frontier Logo
10:42 am - 11:51 am
IAH
-
PHX
3h 09mnonstop
$126Frontier
Sat, Apr 25 - Sun, May 3
Frontier Logo
5:05 am - 9:44 am
PHX
-
IAH
2h 39mnonstop
Frontier Logo
1:48 pm - 2:52 pm
IAH
-
PHX
3h 04mnonstop
$127Frontier
Fri, Apr 17 - Sat, Apr 18
Frontier Logo
9:00 am - 1:56 pm
PHX
-
IAH
2h 56mnonstop
Frontier Logo
1:48 pm - 2:52 pm
IAH
-
PHX
3h 04mnonstop
$128Frontier
Thu, Apr 16 - Sat, Apr 18
Frontier Logo
5:05 am - 9:44 am
PHX
-
IAH
2h 39mnonstop
Frontier Logo
3:06 pm - 4:09 pm
IAH
-
PHX
3h 03mnonstop
$129Frontier
Fri, May 1 - Mon, May 4
Frontier Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Frontier Logo
10:42 am - 11:51 am
IAH
-
PHX
3h 09mnonstop
$132Frontier
Sat, Apr 25 - Sun, May 3
Frontier Logo
6:50 am - 11:56 pm
PHX
-
IAH
15h 06m
1 stop
Frontier Logo
1:48 pm - 2:52 pm
IAH
-
PHX
3h 04mnonstop
$133Frontier
Wed, Apr 15 - Sat, Apr 18
Multiple Airlines Logo
8:06 am - 12:53 pm
PHX
-
IAH
2h 47mnonstop
Multiple Airlines Logo
10:15 pm - 5:20 pm
IAH
-
PHX
21h 05m
1 stop
$134Multiple Airlines
Sat, Apr 18 - Tue, Apr 21

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

Our best Frontier deals on Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flight tickets
Frontier
Apr 25
PHX8:06 amPhoenix Sky Harbor Intl
2h 47m
IAH12:53 pmHouston George Bush Intcntl
May 2
IAH1:48 pmHouston George Bush Intcntl
3h 04m
PHX2:52 pmPhoenix Sky Harbor Intl
$107
Frontier
Apr 25
PHX8:06 amPhoenix Sky Harbor Intl
2h 47m
IAH12:53 pmHouston George Bush Intcntl
May 3
IAH10:42 amHouston George Bush Intcntl
3h 09m
PHX11:51 amPhoenix Sky Harbor Intl
$108
Frontier
May 2
PHX8:06 amPhoenix Sky Harbor Intl
2h 47m
IAH12:53 pmHouston George Bush Intcntl
May 3
IAH10:42 amHouston George Bush Intcntl
3h 09m
PHX11:51 amPhoenix Sky Harbor Intl
$118

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl 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 March 20, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/25

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sat 5/2

1:48 pm-2:52 pm

Nonstop3h 04m

$107

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/25

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sun 5/3

10:42 am-11:51 am

Nonstop3h 09m

$108

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 5/2

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sun 5/3

10:42 am-11:51 am

Nonstop3h 09m

$118

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/25

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sun 5/3

10:42 am-11:51 am

Nonstop3h 09m

$126

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 4/17

5:05 am-9:44 am

Nonstop2h 39m

Houston George Bush Intcntl

Sat 4/18

1:48 pm-2:52 pm

Nonstop3h 04m

$127

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 4/16

9:00 am-1:56 pm

Nonstop2h 56m

Houston George Bush Intcntl

Sat 4/18

1:48 pm-2:52 pm

Nonstop3h 04m

$128
Quickest round-trip

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 5/1

5:05 am-9:44 am

Nonstop2h 39m

Houston George Bush Intcntl

Mon 5/4

3:06 pm-4:09 pm

Nonstop3h 03m

$129

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/25

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sun 5/3

10:42 am-11:51 am

Nonstop3h 09m

$132

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 4/15

6:50 am-11:56 pm

1 stop15h 06m

Houston George Bush Intcntl

Sat 4/18

1:48 pm-2:52 pm

Nonstop3h 04m

$133

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/18

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Tue 4/21

10:15 pm-5:20 pm

1 stop21h 05m

$134

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 Houston from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Phoenix Sky Harbor Intl Airport, with most prices found around $173. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Phoenix Sky Harbor Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around $211.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $361. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $547.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $288. Try not to purchase tickets at noon because they tend to be around $585. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $244 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Phoenix Sky Harbor Intl Airport for as low as $163 on momondo.

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

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

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flights?

You could potentially save up to 36% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flight.

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

As of March 2026, prices for Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flights are approximately 85% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$167

Fastest flight time

2h 36m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Phoenix Sky Harbor Intl Airport in the past 72 hours is $167. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $270.
The fastest flight from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport takes 2h 36m
Direct flights go from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport every day.
Search flight deals

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

    A flight from Phoenix Sky Harbor Intl to Houston George Bush Intcntl will travel around 1005.6 mi. Typically, this will take 2h 36m by plane in normal conditions.

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

    Prices for flights from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $77Free CancellationRating
5.7
3,024 reviews
Search Frontier flights
American AirlinesPriceFrom $157Free CancellationRating
7.1
11,484 reviews
Search American Airlines flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
9,454 reviews
Search United Airlines flights

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

    United Airlines is one of the most popular airlines flying from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport, operating 22 flights/week on average for this route. A good United Airlines flight deal for Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport starts from $159 round-trip, up to an average price of $309. Our users have rated United Airlines at 7.4/10.

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

    American Airlines (7.1/10 from 11,484 reviews) operates around 20 flights from Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport in any given week. The average American Airlines airfare for this route is around $270, with deals from around $157 rare but found on momondo. Referenced prices are for round-trip Phoenix Sky Harbor Intl Airport to Houston George Bush Intcntl Airport flight searches in the last 72 hours.

Traveling to a place near Houston?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Phoenix to Houston for you.

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

Yes. All flights to Houston from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Phoenix and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Phoenix to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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