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$59+ Cheap flights from Phoenix to Houston

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — HOU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Houston are usually found in September or July, booked 69 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Phoenix to Houston

Cheapest flights from Phoenix to Houston
Explore the most affordable flight options available from Phoenix to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:42 pmPHX - IAH
Nonstop2h 36mFrontier
Tue 12/166:45 amIAH - PHX
1 stop18h 04mFrontier
Deal found 12/3$100
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:04 pmPHX - IAH
Nonstop2h 36mFrontier
Thu 1/810:28 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 12/1$102
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:05 amPHX - IAH
1 stop8h 07mFrontier
Sat 12/133:31 pmIAH - PHX
Nonstop3h 01mFrontier
Deal found 12/2$108
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:11 pmPHX - IAH
Nonstop2h 36mFrontier
Tue 12/166:45 amIAH - PHX
1 stop18h 04mFrontier
Deal found 12/3$112
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:42 pmPHX - IAH
Nonstop2h 36mFrontier
Sun 1/1110:25 amIAH - PHX
1 stop22h 41mFrontier
Deal found 12/2$113
This Super.com deal was found by Cheapflights users on 12/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:50 pmPHX - IAH
Nonstop2h 43mFrontier
Sat 12/133:31 pmIAH - PHX
Nonstop3h 01mFrontier
Deal found 12/2$121
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:11 pmPHX - IAH
Nonstop2h 36mFrontier
Wed 12/176:45 amIAH - PHX
1 stop18h 04mFrontier
Deal found 12/2$124
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:26 pmPHX - IAH
1 stop14h 01mFrontier
Thu 1/810:28 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 12/1$126
This Super.com deal was found by Cheapflights users on 12/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:04 pmPHX - IAH
Nonstop2h 36mFrontier
Wed 12/3110:35 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 12/2$128
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:26 pmPHX - IAH
1 stop21h 35mFrontier
Mon 12/1510:42 pmIAH - PHX
Nonstop3h 00mFrontier
Deal found 12/1$129
This Southwest deal was found by Cheapflights users on 12/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:15 amPHX - HOU
Nonstop2h 25mSouthwest
Tue 12/163:25 pmHOU - PHX
Nonstop2h 55mSouthwest
Deal found 12/2$243
This Southwest deal was found by Cheapflights users on 12/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:15 amPHX - HOU
Nonstop2h 25mSouthwest
Wed 12/316:20 pmHOU - PHX
1 stop5h 20mSouthwest
Deal found 12/2$270

Find flight deals from Phoenix to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Houston (HO1). 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 December 4, 2025.

Round-trip from

$96
(American Airlines)

One-way from

$59
(WAYA)

Popular in

June

Cheapest in

September

Average price

$268
From Phoenix to Houston
Search Deals
One-way flight from Phoenix to Houston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Houston 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 December 4, 2025.
Use the filters below to find and compare flights from Phoenix to Houston that are best for you.

Fly from

Phoenix

Fly to

Houston

Route

Depart

Return

Price

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Tue 2/17

7:10 am-10:45 am

Nonstop2h 35m

Houston George Bush Intcntl

Fri 2/20

8:20 pm-10:29 pm

Nonstop3h 09m

$106

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/6

11:30 am-3:10 pm

Nonstop2h 40m

Houston George Bush Intcntl

Sat 2/14

7:20 am-9:28 am

Nonstop3h 08m

$111

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 2/27

6:01 pm-9:36 pm

Nonstop2h 35m

Houston George Bush Intcntl

Mon 3/2

2:47 pm-4:55 pm

Nonstop3h 08m

$111

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sun 2/15

6:01 pm-9:36 pm

Nonstop2h 35m

Houston George Bush Intcntl

Tue 2/24

10:12 am-12:23 pm

Nonstop3h 11m

$134

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Fri 2/6

3:45 pm-8:15 pm

1 stop3h 30m

Houston Hobby

Sat 2/14

6:15 pm-8:15 pm

Nonstop3h 00m

$174

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Sat 1/17

11:30 am-5:00 pm

1 stop4h 30m

Houston Hobby

Sun 1/18

8:40 pm-10:40 pm

Nonstop3h 00m

$178

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Thu 1/8

6:35 pm-10:00 pm

Nonstop2h 25m

Houston Hobby

Mon 1/12

8:40 pm-10:40 pm

Nonstop3h 00m

$181

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 1/1

7:15 am-10:51 am

Nonstop2h 36m

Houston George Bush Intcntl

Thu 1/8

4:45 pm-6:49 pm

Nonstop3h 04m

$188

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 1/14

1:01 pm-11:15 pm

1 stop9h 14m

Houston George Bush Intcntl

Mon 1/19

6:41 pm-12:42 am

1 stop7h 01m

$197

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 1/9

10:46 am-5:46 pm

1 stop6h 00m

Houston George Bush Intcntl

Mon 1/12

4:06 pm-11:15 pm

1 stop8h 09m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 42 results
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Best time to book a flight from Phoenix to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Houston

How far ahead should I book a flight from Phoenix to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Houston. Price data was last updated on November 28, 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Phoenix to Houston?

Currently, March is the cheapest month in which you can book a flight from Phoenix to Houston (average of $66). Flying from Phoenix to Houston in June is currently the most expensive (average of $139). 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 HOU?

Find hourly flight availability from Phoenix to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Phoenix to Houston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.

What is the cheapest day to fly from Phoenix to Houston?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Houston. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Phoenix to Houston flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from Phoenix to Houston, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,063 reviews
Southwest
8.0
Very good
4,253 reviews

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,253 reviews

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,092 reviews
Southwest
8.0
Very good
4,253 reviews

Comfort

8.0

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix to Houston?

    A quick flight from Phoenix to Houston can take about 2h 35m. United Airlines provides one of the quickest options available for as low as $106. There are 1006 mi between Phoenix and Houston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Phoenix to Houston round-trip?

    Our cheapest airline available from Phoenix to Houston is Frontier. Our recent data shows that you can find tickets from as low as $76 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $138 and $150 round-trip. You may be able to fly from Phoenix to Houston for 66% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Phoenix to Houston one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $44. Users have also found prices from $65 and $69 on American Airlines and United Airlines, respectively.

  • What are the cheapest flights from Phoenix to Houston?

    While on average a flight from Phoenix to Houston is generally $345, our data shows the cheapest flight currently is $79. When looking at the most popular route, (Phoenix Sky Harbor Intl - Houston Hobby), you can expect to pay $96 for that flight.

  • Can I find deals for flights from Phoenix to Houston that include hotel bookings?

    Yes. In addition to deals on Phoenix to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Houston.

  • Can I find deals for business class flights from Phoenix to Houston?

    Yes. Cheapflights offers flight deals from Phoenix to Houston 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?

    Currently, March is the cheapest month in which you can book a flight from Phoenix to Houston (average of $66). Flying from Phoenix to Houston in June is currently the most expensive (average of $139). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Phoenix to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Phoenix to Houston

Discover the top 4 airlines that operate flights from Phoenix to Houston. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$78Average$187FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$145Average$294FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$150Average$259FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$158Average$288FlexibilityNo cancel feeOn-time63%

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