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Cheap flights from Houston to Phoenix from $44

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 to Phoenix departing on 1/11. 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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Cheap round-trip flights

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Frontier Logo
9:28 pm - 11:36 pmIAH-PHX
3h 08mnonstop
Frontier Logo
8:30 am - 3:13 pmPHX-IAH
5h 43m1 stop
$93Frontier
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Mon, Jan 19 - Wed, Jan 28
Frontier Logo
8:27 pm - 10:36 pmIAH-PHX
3h 09mnonstop
Frontier Logo
10:49 am - 7:21 pmPHX-IAH
7h 32m1 stop
$95Frontier
Find Deal
Mon, Jan 12 - Wed, Jan 14
United Airlines Logo
4:45 pm - 6:49 pmIAH-PHX
3h 04mnonstop
United Airlines Logo
7:15 am - 10:51 amPHX-IAH
2h 36mnonstop
$96United Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 14
Frontier Logo
4:51 pm - 7:01 pmIAH-PHX
3h 10mnonstop
Frontier Logo
12:19 pm - 7:41 pmPHX-IAH
30h 22m1 stop
$97Frontier
Find Deal
Sat, Jan 17 - Sat, Jan 24
Frontier Logo
4:10 pm - 8:12 amIAH-PHX
17h 02m1 stop
Frontier Logo
4:59 pm - 8:33 pmPHX-IAH
2h 34mnonstop
$98Frontier
Find Deal
Sat, Jan 17 - Sun, Jan 18
Frontier Logo
6:45 am - 12:04 pmIAH-PHX
6h 19m1 stop
Frontier Logo
5:50 pm - 9:33 pmPHX-IAH
2h 43mnonstop
$99Frontier
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Wed, Feb 25 - Sun, Mar 1
Southwest Logo
12:00 pm - 1:55 pmHOU-PHX
2h 55mnonstop
Southwest Logo
12:30 pm - 3:55 pmPHX-HOU
2h 25mnonstop
$155Southwest
Find Deal
Wed, Dec 24 - Tue, Jan 6
Southwest Logo
8:40 pm - 10:40 pmHOU-PHX
3h 00mnonstop
Southwest Logo
2:25 pm - 5:50 pmPHX-HOU
2h 25mnonstop
$173Southwest
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Mon, Jan 12 - Wed, Jan 14
Delta Logo
5:04 pm - 11:40 pmHOU-PHX
7h 36m1 stop
Delta Logo
11:55 am - 10:33 pmPHX-HOU
9h 38m1 stop
$197Delta
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Mon, Jan 12 - Wed, Jan 14
Delta Logo
11:09 am - 7:13 pmHOU-PHX
9h 04m1 stop
Delta Logo
1:55 pm - 10:33 pmPHX-HOU
7h 38m1 stop
$203Delta
Find Deal
Tue, Jan 13 - Thu, Jan 15

Frontier flights from Houston to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Houston to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Jan 17
IAH4:51 pmHouston George Bush Intcntl
3h 10m
PHX7:01 pmPhoenix Sky Harbor Intl
Jan 24
PHX8:30 amPhoenix Sky Harbor Intl
8h 45m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$93
Find similar
Frontier
Jan 12
IAH8:27 pmHouston George Bush Intcntl
3h 09m
PHX10:36 pmPhoenix Sky Harbor Intl
Jan 14
PHX10:49 amPhoenix Sky Harbor Intl
7h 32m
1 stop
IAH7:21 pmHouston George Bush Intcntl
$95
Find similar
Frontier
Jan 17
IAH4:10 pmHouston George Bush Intcntl
8h 19m
1 stop
PHX11:29 pmPhoenix Sky Harbor Intl
Jan 18
PHX4:59 pmPhoenix Sky Harbor Intl
2h 34m
IAH8:33 pmHouston George Bush Intcntl
$97
Find similar

United Airlines flights from Houston to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Houston to Phoenix Sky Harbor Intl Airport flight tickets
United Airlines
Jan 12
IAH4:45 pmHouston George Bush Intcntl
3h 04m
PHX6:49 pmPhoenix Sky Harbor Intl
Jan 14
PHX7:15 amPhoenix Sky Harbor Intl
2h 36m
IAH10:51 amHouston George Bush Intcntl
$96
Find similar
United Airlines
Jan 15
IAH8:10 pmHouston George Bush Intcntl
3h 04m
PHX10:14 pmPhoenix Sky Harbor Intl
Jan 18
PHX9:30 amPhoenix Sky Harbor Intl
2h 40m
IAH1:10 pmHouston George Bush Intcntl
$141
Find similar
United Airlines
Jan 17
IAH8:10 pmHouston George Bush Intcntl
3h 04m
PHX10:14 pmPhoenix Sky Harbor Intl
Jan 24
PHX7:15 amPhoenix Sky Harbor Intl
2h 36m
IAH10:51 amHouston George Bush Intcntl
$144
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 December 2, 2025.
Use the filters below to find and compare flights from Houston 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

Mon 1/19

9:28 pm-11:36 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

Wed 1/28

8:30 am-3:13 pm

1 stop5h 43m

$93

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Mon 1/12

8:27 pm-10:36 pm

Nonstop3h 09m

Phoenix Sky Harbor Intl

Wed 1/14

10:49 am-7:21 pm

1 stop7h 32m

$95

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Mon 1/12

4:45 pm-6:49 pm

Nonstop3h 04m

Phoenix Sky Harbor Intl

Wed 1/14

7:15 am-10:51 am

Nonstop2h 36m

$96

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 1/17

4:51 pm-7:01 pm

Nonstop3h 10m

Phoenix Sky Harbor Intl

Sat 1/24

12:19 pm-7:41 pm

1 stop30h 22m

$97

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Sat 1/17

4:10 pm-8:12 am

1 stop17h 02m

Phoenix Sky Harbor Intl

Sun 1/18

4:59 pm-8:33 pm

Nonstop2h 34m

$98

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

Wed 2/25

6:45 am-12:04 pm

1 stop6h 19m

Phoenix Sky Harbor Intl

Sun 3/1

5:50 pm-9:33 pm

Nonstop2h 43m

$99

HoustonPhoenix

HOU - PHX

HOUPHX

Houston Hobby

Wed 12/24

12:00 pm-1:55 pm

Nonstop2h 55m

Phoenix Sky Harbor Intl

Tue 1/6

12:30 pm-3:55 pm

Nonstop2h 25m

$155

HoustonPhoenix

HOU - PHX

HOUPHX

Houston Hobby

Mon 1/12

8:40 pm-10:40 pm

Nonstop3h 00m

Phoenix Sky Harbor Intl

Wed 1/14

2:25 pm-5:50 pm

Nonstop2h 25m

$173

HoustonPhoenix

HOU - PHX

HOUPHX

Houston Hobby

Mon 1/12

5:04 pm-11:40 pm

1 stop7h 36m

Phoenix Sky Harbor Intl

Wed 1/14

11:55 am-10:33 pm

1 stop9h 38m

$197

HoustonPhoenix

HOU - PHX

HOUPHX

Houston Hobby

Tue 1/13

11:09 am-7:13 pm

1 stop9h 04m

Phoenix Sky Harbor Intl

Thu 1/15

1:55 pm-10:33 pm

1 stop7h 38m

$203

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 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, September is the cheapest month to fly from Houston to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $158. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of September, then departing from Houston during the month August is also very affordable. Most momondo users find prices during this month for around $188.

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 is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $273. 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 $469. 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 to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $202. 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 $303. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Houston George Bush Intcntl to Phoenix Sky Harbor Intl for the best Houston - 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 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 for as low as $163 on momondo.

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

There are 4 cabin classes available to choose from on Houston 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.

Cheap Houston to Phoenix Sky Harbor Intl Airport flight deals and tips

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

Fastest flight time

2h 56m

Direct flights

Every day
The fastest flight from Houston to Phoenix Sky Harbor Intl Airport takes 2h 56m
Direct flights go from Houston to Phoenix Sky Harbor Intl Airport every day.
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  • How far is Houston to Phoenix Sky Harbor Intl by plane?

    The distance between Houston and Phoenix Sky Harbor Intl is about 1009.2 mi. A reasonable flight in good conditions will take 2h 55m.

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

    Prices for flights from Houston to Phoenix Sky Harbor Intl Airport refresh daily.

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

  • How old do you have to be to fly from Houston 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 to Phoenix Sky Harbor Intl Airport.

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

    The travel and health documents you'll need for your trip to Phoenix Sky Harbor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Houston to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $63Free CancellationRating
5.8
3,094 reviews
Search Frontier flights
United AirlinesPriceFrom $139Free CancellationRating
7.4
9,064 reviews
Search United Airlines flights
American AirlinesPriceFrom $148Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
SouthwestPriceFrom $152Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

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
Peoria
Casa Grande
Surprise
Goodyear
Buckeye
Payson
Apache Junction
Avondale
Wickenburg
Camp Verde
Paradise Valley
Litchfield Park
Fountain Hills
Cave Creek

Why use momondo?

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

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 Houston to Phoenix for you.

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

Yes. momondo allows you to filter the results for Houston to Phoenix flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phoenix from Houston.

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

Yes momondo offers price alerts on flights to Phoenix from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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