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$70+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — HOU
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Houston are usually found in September or July, booked 83 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 February 8, 2026.

This Super.com deal was found by Cheapflights users on 2/5. 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.
Sat 3/75:15 am
PHX
-
IAH
Nonstop2h 41m
Frontier
Sat 3/1410:45 pm
IAH
-
PHX
Nonstop3h 12m
Frontier
Deal found 2/5$85
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Fri 4/245:15 am
PHX
-
IAH
Nonstop2h 39m
Frontier
Mon 4/2710:49 am
IAH
-
PHX
Nonstop3h 10m
Frontier
Deal found 2/8$87
This Frontier deal was found by Cheapflights users on 2/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:15 am
PHX
-
IAH
Nonstop2h 39m
Frontier
Mon 4/2010:49 am
IAH
-
PHX
Nonstop3h 10m
Frontier
Deal found 2/8$88
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Sun 5/105:15 am
PHX
-
IAH
Nonstop2h 39m
Frontier
Sun 5/1710:49 am
IAH
-
PHX
Nonstop3h 10m
Frontier
Deal found 2/7$89
This Frontier deal was found by Cheapflights users on 2/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/145:10 pm
PHX
-
IAH
Nonstop2h 41m
Frontier
Sat 2/219:36 pm
IAH
-
PHX
Nonstop3h 08m
Frontier
Deal found 2/8$92
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 4/156:50 am
PHX
-
IAH
1 stop6h 17m
Frontier
Mon 4/2010:49 am
IAH
-
PHX
Nonstop3h 10m
Frontier
Deal found 2/7$102
This Super.com deal was found by Cheapflights users on 2/8. 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 3/185:15 am
PHX
-
IAH
Nonstop2h 41m
Frontier
Sat 3/2810:27 am
IAH
-
PHX
Nonstop3h 15m
Frontier
Deal found 2/8$105
This Super.com deal was found by Cheapflights users on 2/8. 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.
Mon 3/95:15 am
PHX
-
IAH
Nonstop2h 41m
Frontier
Fri 3/2010:33 am
IAH
-
PHX
Nonstop3h 15m
Frontier
Deal found 2/8$106
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 4/86:50 am
PHX
-
IAH
1 stop7h 17m
Frontier
Sat 4/181:48 pm
IAH
-
PHX
Nonstop3h 04m
Frontier
Deal found 2/6$107
This Frontier deal was found by Cheapflights users on 2/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:15 am
PHX
-
IAH
Nonstop2h 41m
Frontier
Wed 3/1810:41 am
IAH
-
PHX
Nonstop3h 15m
Frontier
Deal found 2/5$108
This Kiwi.com deal was found by Cheapflights users on 2/5. 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 3/75:15 am
PHX
-
IAH
Nonstop2h 41m
Frontier
Mon 3/910:56 pm
IAH
-
PHX
1 stop17h 05m
Frontier
Deal found 2/5$109
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 5/129:00 am
PHX
-
IAH
1 stop8h 36m
Frontier
Mon 5/1810:49 am
IAH
-
PHX
Nonstop3h 10m
Frontier
Deal found 2/7$110

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 February 8, 2026.

Round-trip from

$85
(Super.com)

One-way from

$70
(CheapOair)

Popular in

June

Cheapest in

September

Average price

$205
From Phoenix to Houston
Search Deals
One-way flight from Phoenix to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 8, 2026.
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

Sat 4/18

8:06 am-12:53 pm

Nonstop2h 47m

Houston George Bush Intcntl

Sun 4/26

9:44 am-8:10 pm

1 stop12h 26m

$134

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Mon 3/9

9:24 pm-11:52 pm

2 stops24h 28m

Houston George Bush Intcntl

Fri 3/20

10:33 am-11:48 am

Nonstop3h 15m

$177

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 3/28

3:59 pm-8:37 pm

Nonstop2h 38m

Houston George Bush Intcntl

Sun 4/5

10:06 am-11:09 am

Nonstop3h 03m

$179

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 2/19

5:10 pm-8:51 pm

Nonstop2h 41m

Houston George Bush Intcntl

Mon 2/23

9:51 pm-11:59 pm

Nonstop3h 08m

$188

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Mon 4/6

5:15 am-9:54 am

Nonstop2h 39m

Houston George Bush Intcntl

Mon 4/13

6:14 pm-12:15 am

1 stop8h 01m

$188

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 4/25

11:55 pm-8:47 am

1 stop6h 52m

Houston George Bush Intcntl

Sat 5/2

4:59 pm-10:39 pm

1 stop7h 40m

$197

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Sat 3/7

8:05 pm-11:25 pm

Nonstop2h 20m

Houston Hobby

Tue 3/10

7:15 pm-8:15 pm

Nonstop3h 00m

$197

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 3/7

6:01 pm-9:36 pm

Nonstop2h 35m

Houston George Bush Intcntl

Wed 3/11

7:20 am-8:28 am

Nonstop3h 08m

$197

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Sat 4/18

10:35 pm-9:51 am

1 stop9h 16m

Houston Hobby

Sat 4/25

5:23 pm-10:42 pm

1 stop7h 19m

$197

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sun 2/22

5:10 pm-8:51 pm

Nonstop2h 41m

Houston George Bush Intcntl

Fri 2/27

10:36 pm-12:48 am

Nonstop3h 12m

$198

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

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 January 30, 2026.

Booking 83 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 February 8, 2026.

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 50% 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 Tuesday 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 February 8, 2026.
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
4,282 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
4,282 reviews
Southwest
8.0
Very good
4,282 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
9,259 reviews
Southwest
8.0
Very good
4,282 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
11,258 reviews
Southwest
8.0
Very good
4,282 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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
5.7
Fair
3,051 reviews
Southwest
8.0
Very good
4,282 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

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 20m. Frontier provides one of the quickest options available for as low as $197. There are 1017 mi between Phoenix and Houston. Most flights are nonstop.

  • 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 $71 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $135 and $150 round-trip. You may be able to fly from Phoenix to Houston for 68% 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 $40. Users have also found prices from $65 and $65 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 $351, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Phoenix Sky Harbor Intl - Houston Hobby), you can expect to pay $127 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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$71Average$177FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$135Average$287FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$150Average$334FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$159Average$295FlexibilityNo cancel feeOn-time63%

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