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$77+ Cheap flights from Philadelphia (PHL) 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HOU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Philadelphia to Houston are usually found in September or August, booked 11 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap flight deals from Philadelphia to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 20, 2025.

Round-trip from

$171
(Kiwi.com)

One-way from

$77
(Mytrip)

Popular in

February

Cheapest in

September

Average price

$363
From Philadelphia to Houston
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One-way flight from Philadelphia to Houston
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Highest demand for flights based on searches. 20% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Philadelphia to Houston

Cheapest flights from Philadelphia to Houston
Explore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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 5/176:41 pmPHL - IAH
Nonstop3h 34mMultiple Airlines
Sun 6/14:38 pmIAH - PHL
1 stop7h 12mMultiple Airlines
Deal found 2/20$171
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/146:38 pmPHL - IAH
1 stop22h 47mSpirit Airlines
Mon 3/179:52 pmIAH - PHL
1 stop9h 54mSpirit Airlines
Deal found 2/20$172
This Gotogate deal was found by Cheapflights users on 2/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/710:59 pmPHL - IAH
1 stop18h 53mFrontier
Sun 3/910:21 pmIAH - PHL
1 stop30h 53mFrontier
Deal found 2/20$174
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/196:40 pmPHL - IAH
Nonstop3h 58mAmerican Airlines
Sat 3/228:39 amIAH - PHL
Nonstop3h 09mAmerican Airlines
Deal found 2/20$211
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/212:44 pmPHL - HOU
1 stop21h 52mFrontier
Wed 3/510:36 amHOU - PHL
1 stop16h 49mFrontier
Deal found 2/20$225
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 3/255:59 pmPHL - HOU
1 stop6h 07mDelta
Sat 3/2910:35 amHOU - PHL
1 stop7h 14mDelta
Deal found 2/20$237
This Delta deal was found by Cheapflights users on 2/19. 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 3/197:05 amPHL - IAH
1 stop7h 38mDelta
Tue 3/256:00 amIAH - PHL
1 stop7h 53mDelta
Deal found 2/19$254
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 4/58:00 amPHL - IAH
Nonstop3h 48mUnited Airlines
Mon 4/76:50 pmIAH - PHL
Nonstop3h 25mUnited Airlines
Deal found 2/20$263
This Southwest deal was found by Cheapflights users on 2/20. 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 3/127:15 pmPHL - HOU
1 stop5h 50mSouthwest
Wed 3/267:50 amHOU - PHL
1 stop5h 55mSouthwest
Deal found 2/20$268
This American Airlines deal was found by Cheapflights users on 2/18. 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 3/281:42 pmPHL - HOU
1 stop7h 04mAmerican Airlines
Mon 3/316:00 amHOU - PHL
1 stop7h 47mAmerican Airlines
Deal found 2/18$303

Find flights from Philadelphia to Houston within your budget

Customize your flight search to find flights from Philadelphia 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 20, 2025.

Fly from

Philadelphia

Fly to

Houston

Route

Depart

Return

Price

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 5/17

6:41 pm-9:15 pm

Nonstop3h 34m

Houston George Bush Intcntl

Sun 6/1

4:38 pm-12:50 am

1 stop7h 12m

$171

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 3/14

6:38 pm-4:25 pm

1 stop22h 47m

Houston George Bush Intcntl

Mon 3/17

9:52 pm-8:46 am

1 stop9h 54m

$172

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 3/7

10:59 pm-4:52 pm

1 stop18h 53m

Houston George Bush Intcntl

Sun 3/9

10:21 pm-6:14 am

1 stop30h 53m

$174

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 3/19

6:40 pm-9:38 pm

Nonstop3h 58m

Houston George Bush Intcntl

Sat 3/22

8:39 am-12:48 pm

Nonstop3h 09m

$211

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Sun 3/2

12:44 pm-9:36 am

1 stop21h 52m

Houston Hobby

Wed 3/5

10:36 am-4:25 am

1 stop16h 49m

$225

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 3/25

3:58 pm-11:06 pm

1 stop8h 08m

Houston Hobby

Wed 4/2

6:45 pm-12:45 am

1 stop5h 00m

$237

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 3/19

7:05 am-1:43 pm

1 stop7h 38m

Houston George Bush Intcntl

Tue 3/25

6:00 am-2:53 pm

1 stop7h 53m

$254

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 4/5

8:00 am-10:48 am

Nonstop3h 48m

Houston George Bush Intcntl

Mon 4/7

6:50 pm-11:15 pm

Nonstop3h 25m

$263

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 3/12

7:15 pm-12:05 am

1 stop5h 50m

Houston Hobby

Wed 3/26

7:50 am-2:45 pm

1 stop5h 55m

$268

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Fri 3/28

1:42 pm-7:46 pm

1 stop7h 04m

Houston Hobby

Mon 3/31

6:00 am-2:47 pm

1 stop7h 47m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Philadelphia to Houston

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

Travel insights for flights from Philadelphia to Houston

Get recent, data-driven insights about flights from Philadelphia to Houston including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Houston. Price data was last updated on February 14, 2025.

The best time to book flights from Philadelphia to Houston is 11 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 Philadelphia to Houston?

Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $230). Flying from Philadelphia 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 PHL to HOU?

Find hourly flight availability from Philadelphia 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 20, 2025.

One of the essential ways to save on airfare from Philadelphia 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 afternoon could potentially save you up to 39% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Philadelphia to Houston flight should consider departing on Monday evenings when fares are most often at their lowest. Monday mornings 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 February 20, 2025.
Read through reviews of airlines operating flights from Philadelphia to Houston, such as Southwest, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

  • What airport do you fly from for flights from Philadelphia to Houston?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Houston. 6 airlines have flights from Philadelphia to Houston on a regular basis. Booking flights from Philadelphia to Houston should not be difficult; the airport handles an average of 0 outbound flights to Houston per day.

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

    Flying on Spirit Airlines is currently your cheapest option to Houston, with prices starting at $172. Additional round-trip tickets that might be worth considering are offered by Frontier and American Airlines, with the lowest prices starting at $174 and $211, respectively. These flights start at 34% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $77. Users have also found prices from $80 and $96 on Frontier and Southwest, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Houston?

    Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $230). Flying from Philadelphia 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 Philadelphia to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Philadelphia to Houston

Discover the top 6 airlines that operate flights from Philadelphia 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$59Average$160FlexibilityNo cancel feeOn-time65%
DeltaCheapest$108Average$308FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$110Average$170FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$150Average$408FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$151Average$398FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$217Average$426FlexibilityNo cancel feeOn-time63%
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