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$78+ Cheap flights from Sky Harbor Intl (PHX) 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — HOU
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Houston are usually found in July or September, booked 69 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 March 28, 2025.

Round-trip from

$113
(Cheapflightsfares)

One-way from

$78
(CheapOair)

Popular in

January

Cheapest in

July

Average price

$223
From Phoenix Sky Harbor Intl to Houston
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One-way flight from Phoenix Sky Harbor Intl to Houston
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Highest demand for flights based on searches. 19% potential increase in price ($52 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 March 2025
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Find flight deals from Sky Harbor Intl to Houston

Cheapest flights from Sky Harbor Intl to Houston
Explore the most affordable flight options available from Sky Harbor Intl to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/27. 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.
Wed 4/165:40 amPHX - IAH
Nonstop2h 38mFrontier
Sat 4/198:28 pmIAH - PHX
Nonstop3h 07mFrontier
Deal found 3/27$113
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/242:34 pmPHX - IAH
1 stop6h 21mMultiple Airlines
Tue 4/2912:45 pmIAH - PHX
Nonstop3h 04mMultiple Airlines
Deal found 3/27$129
This Cheapflightsfares deal was found by Cheapflights users on 3/28. 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 4/242:34 pmPHX - IAH
1 stop6h 21mSpirit Airlines
Mon 4/285:45 amIAH - PHX
1 stop9h 43mSpirit Airlines
Deal found 3/28$144
This Southwest deal was found by Cheapflights users on 3/27. 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.
Wed 6/185:00 amPHX - HOU
Nonstop2h 35mSouthwest
Wed 6/259:35 pmHOU - PHX
Nonstop2h 45mSouthwest
Deal found 3/27$179
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/1612:46 pmPHX - IAH
Nonstop2h 40mAmerican Airlines
Tue 5/208:26 amIAH - PHX
Nonstop3h 03mAmerican Airlines
Deal found 3/27$188
This Delta deal was found by Cheapflights users on 3/27. 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.
Fri 5/163:00 pmPHX - IAH
1 stop6h 56mDelta
Tue 5/202:30 pmIAH - PHX
1 stop7h 38mDelta
Deal found 3/27$227
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 4/1610:35 pmPHX - HOU
1 stop8h 43mDelta
Sat 4/264:00 pmHOU - PHX
1 stop6h 42mDelta
Deal found 3/27$233
This United Airlines deal was found by Cheapflights users on 3/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:05 pmPHX - IAH
Nonstop2h 43mUnited Airlines
Thu 6/268:08 pmIAH - PHX
Nonstop2h 47mUnited Airlines
Deal found 3/28$288
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 4/2310:35 amPHX - HOU
1 stop5h 26mAmerican Airlines
Wed 4/238:16 pmHOU - PHX
1 stop5h 13mAmerican Airlines
Deal found 3/27$303
This Frontier deal was found by Cheapflights users on 3/27. 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 4/108:57 pmPHX - HOU
1 stop10h 35mFrontier
Mon 4/1410:36 amHOU - PHX
1 stop11h 26mFrontier
Deal found 3/27$340

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 March 28, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Houston that are best for you.

Fly from

Sky Harbor Intl

Fly to

Houston

Route

Depart

Return

Price

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 4/16

5:40 am-10:18 am

Nonstop2h 38m

Houston George Bush Intcntl

Sat 4/19

8:28 pm-9:35 pm

Nonstop3h 07m

$113

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 4/24

2:34 pm-10:55 pm

1 stop6h 21m

Houston George Bush Intcntl

Tue 4/29

12:45 pm-1:49 pm

Nonstop3h 04m

$129

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Thu 4/24

2:34 pm-10:55 pm

1 stop6h 21m

Houston George Bush Intcntl

Mon 4/28

5:45 am-1:28 pm

1 stop9h 43m

$144

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Wed 6/18

5:00 am-9:35 am

Nonstop2h 35m

Houston Hobby

Wed 6/25

9:35 pm-10:20 pm

Nonstop2h 45m

$179

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 5/16

12:46 pm-5:26 pm

Nonstop2h 40m

Houston George Bush Intcntl

Tue 5/20

8:26 am-9:29 am

Nonstop3h 03m

$188

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Fri 5/16

3:00 pm-11:56 pm

1 stop6h 56m

Houston George Bush Intcntl

Tue 5/20

2:30 pm-8:08 pm

1 stop7h 38m

$227

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Wed 4/16

10:35 pm-9:18 am

1 stop8h 43m

Houston Hobby

Sat 4/26

4:00 pm-8:42 pm

1 stop6h 42m

$233

PhoenixHouston

PHX - IAH

PHXIAH

Phoenix Sky Harbor Intl

Wed 6/11

12:05 pm-4:48 pm

Nonstop2h 43m

Houston George Bush Intcntl

Thu 6/26

8:08 pm-8:55 pm

Nonstop2h 47m

$288

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Wed 4/23

10:35 am-6:01 pm

1 stop5h 26m

Houston Hobby

Wed 4/23

8:16 pm-11:29 pm

1 stop5h 13m

$303

PhoenixHouston

PHX - HOU

PHXHOU

Phoenix Sky Harbor Intl

Thu 4/10

8:57 pm-9:32 am

1 stop10h 35m

Houston Hobby

Mon 4/14

10:36 am-8:02 pm

1 stop11h 26m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 24 results
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The best insider tips for Phoenix Sky Harbor Intl Airport to Houston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to Houston trip
Airlines
Frontier

Frontier's UpFront Plus offers a guaranteed empty middle seat for extra comfort.


Early check-in helps secure your seat due to frequent overbooking.

Read more about Frontierby Marisa Garcia
United Airlines

Basic Economy allows a personal item only; no carry-on bags unless exceptions apply.


Economy Plus offers extra legroom seats at the front of the economy cabin.

Read more about United Airlinesby Harriet Baskas
Airports
PHX

PHX offers short security lines; expect waits under 10 minutes. Check live wait times online for the quickest lane.

Read more about PHXby Brandon Schultz
IAH

For a quick trip to downtown Houston from IAH, Uber or Lyft takes about 25 minutes. Taxis are available at Terminal E.

Read more about IAHby Evie Carrick
HOU

HOU is easy to navigate with a single terminal. Consider nearby hotels for late arrivals or early departures.

Read more about HOUby Scott Laird
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Scott Laird

Scott Laird

Expert on HOU

Scott Laird

Scott Laird

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

Best time to book a flight from Sky Harbor Intl to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Sky Harbor Intl 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 Sky Harbor Intl Airport to Houston

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Houston. Price data was last updated on March 21, 2025.

The best time to book flights from Phoenix Sky Harbor Intl Airport to Houston is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Houston?

Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Houston (average of $230). Flying from Phoenix Sky Harbor Intl Airport to Houston in March is currently the most expensive (average of $334). 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 Sky Harbor Intl 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 March 28, 2025.

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport 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 44% on airfare.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Houston?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Houston. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Houston flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 March 28, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Phoenix to Houston by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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.
Alaska Airlines
8.0
Very good
9,797 reviews
Southwest
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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
8.1
Very good
4,274 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

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 Sky Harbor Intl 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 Sky Harbor Intl Airport to Houston round-trip?

    Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to Houston round-trip from $113. Other airlines that can offer you cheap pricing are Spirit Airlines, from $144, and Southwest, from $179. Users have found that Frontier is 48% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Houston one-way?

    The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to Houston are Frontier ($78), United Airlines ($80), and Southwest ($80).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Houston?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Houston is generally $360, our data shows the cheapest flight currently is $109. When looking at the most popular route, (Phoenix Sky Harbor Intl - Houston Hobby), you can expect to pay $129 for that flight.

  • Can I find deals for flights from Sky Harbor Intl to Houston that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Houston?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Houston?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Houston?

    Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Houston (average of $230). Flying from Phoenix Sky Harbor Intl Airport to Houston in March is currently the most expensive (average of $334). 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.

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Alternative routes for Sky Harbor Intl to Houston

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Top 5 airlines flying from Sky Harbor Intl to Houston

Discover the top 5 airlines that operate flights from Sky Harbor Intl 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$60Average$140FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$79Average$99FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$141Average$362FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$144Average$292FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$167Average$305FlexibilityNo cancel feeOn-time63%
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