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$74+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — HOU
Jul 13 — Jul 201
Sun 7/13
Sun 7/20
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 Wednesday or Friday and return on a Tuesday

Cheap 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 July 8, 2025.

Round-trip from

$159
(Cheapflightsfares)

One-way from

$74
(Southwest)

Popular in

January

Cheapest in

September

Average price

$178
From Phoenix to Houston
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One-way flight from Phoenix to Houston
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Highest demand for flights based on searches. 15% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 8, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/247:25 amPHX - IAH
Nonstop2h 52mFrontier
Sun 7/271:07 pmIAH - PHX
Nonstop2h 42mFrontier
Deal found 7/7$159
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:30 amPHX - HOU
Nonstop2h 35mSouthwest
Sat 9/278:45 amHOU - PHX
2 stops6h 40mSouthwest
Deal found 7/7$161
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:50 amPHX - IAH
1 stop8h 25mAmerican Airlines
Sun 8/178:40 amIAH - PHX
Nonstop2h 43mAmerican Airlines
Deal found 7/8$167
This Priceline deal was found by Cheapflights users on 7/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:49 pmPHX - IAH
1 stop8h 56mMultiple Airlines
Thu 8/71:07 pmIAH - PHX
Nonstop2h 42mMultiple Airlines
Deal found 7/7$195
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:59 pmPHX - HOU
1 stop7h 25mDelta
Thu 8/710:19 amHOU - PHX
1 stop9h 37mDelta
Deal found 7/7$217

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 July 8, 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

Thu 7/24

7:25 am-12:17 pm

Nonstop2h 52m

Houston George Bush Intcntl

Sun 7/27

1:07 pm-1:49 pm

Nonstop2h 42m

$159

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Fri 9/19

7:30 am-12:05 pm

Nonstop2h 35m

Houston Hobby

Sat 9/27

8:45 am-1:25 pm

2 stops6h 40m

$161

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 8/15

11:50 am-10:15 pm

1 stop8h 25m

Houston George Bush Intcntl

Sun 8/17

8:40 am-9:23 am

Nonstop2h 43m

$167

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Mon 8/4

11:49 pm-10:45 am

1 stop8h 56m

Houston George Bush Intcntl

Thu 8/7

1:07 pm-1:49 pm

Nonstop2h 42m

$195

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Tue 8/5

11:49 pm-10:45 am

1 stop8h 56m

Houston George Bush Intcntl

Tue 8/12

4:29 pm-10:34 pm

1 stop8h 05m

$203

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Sat 8/2

6:00 am-2:50 pm

1 stop6h 50m

Houston George Bush Intcntl

Tue 8/5

7:00 am-3:30 pm

1 stop10h 30m

$212

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Mon 8/4

11:59 pm-9:24 am

1 stop7h 25m

Houston Hobby

Thu 8/7

10:19 am-5:56 pm

1 stop9h 37m

$217

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Tue 7/22

12:09 pm-4:52 pm

Nonstop2h 43m

Houston George Bush Intcntl

Mon 7/28

4:20 pm-5:07 pm

Nonstop2h 47m

$218

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Fri 8/22

1:22 pm-7:59 pm

1 stop4h 37m

Houston Hobby

Fri 8/29

8:25 pm-11:08 pm

1 stop4h 43m

$301

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Thu 8/7

1:10 pm-5:45 pm

Nonstop2h 35m

$74

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 19 results
1
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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 June 27, 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, September is the cheapest month in which you can book a flight from Phoenix to Houston (average of $230). Flying from Phoenix to Houston in March is currently the most expensive (average of $332). 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 July 8, 2025.

One of the essential ways to save on airfare from Phoenix to Houston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 43% 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 Thursday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Houston

Explore weekly flight availability from Phoenix to Houston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 8, 2025.

The most flights from PH1 to HO1 are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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 July 8, 2025.
Read through reviews of airlines operating flights from Phoenix to Houston, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,962 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,844 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
336 reviews
Southwest
8.0
Very good
4,258 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • 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 $159 on this airline. Additional options worth looking into are Southwest and American Airlines, starting at $161 and $167 round-trip. You may be able to fly from Phoenix to Houston for 30% 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 Southwest. According to our data, you can fly for as low as $74. Users have also found prices from $76 and $84 on Frontier and United Airlines, respectively.

  • What are the cheapest flights from Phoenix to Houston?

    While on average a flight from Phoenix to Houston is generally $268, our data shows the cheapest flight currently is $87. When looking at the most popular route, (Phoenix Sky Harbor Intl - Houston Hobby), you can expect to pay $119 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, September is the cheapest month in which you can book a flight from Phoenix to Houston (average of $230). Flying from Phoenix to Houston in March is currently the most expensive (average of $332). 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

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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 July 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$171FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$144Average$288FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$145Average$360FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$300FlexibilityNo cancel feeOn-time63%

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