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$85+ Cheap flights from Houston to Philadelphia (PHL)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PHL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Philadelphia are usually found in September or August, booked 86 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Houston to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Philadelphia (PHL). 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 May 1, 2025.

Round-trip from

$182
(Kiwi.com)

One-way from

$85
(Cheapflightsfares)

Popular in

February

Cheapest in

September

Average price

$218
From Houston to Philadelphia
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One-way flight from Houston to Philadelphia
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Highest demand for flights based on searches. 23% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Houston to Philadelphia

Cheapest flights from Houston to Philadelphia
Explore the most affordable flight options available from Houston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Thu 5/298:24 amIAH - PHL
1 stop5h 38mSpirit Airlines
Fri 5/303:42 pmPHL - IAH
Nonstop3h 39mSpirit Airlines
Deal found 4/30$182
This Southwest deal was found by Cheapflights users on 4/30. 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.
Sat 6/75:35 amHOU - PHL
1 stop5h 00mSouthwest
Sat 6/147:30 pmPHL - HOU
1 stop5h 25mSouthwest
Deal found 4/30$205
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/2112:36 pmIAH - PHL
Nonstop3h 25mUnited Airlines
Wed 5/2812:58 pmPHL - IAH
Nonstop3h 30mUnited Airlines
Deal found 4/30$205
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/237:43 amIAH - PHL
Nonstop3h 26mAmerican Airlines
Tue 7/16:45 pmPHL - IAH
Nonstop3h 41mAmerican Airlines
Deal found 5/1$215
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/249:12 amHOU - PHL
1 stop6h 38mAmerican Airlines
Sat 5/318:34 amPHL - HOU
1 stop6h 24mAmerican Airlines
Deal found 4/30$225
This FlightHub deal was found by Cheapflights users on 4/30. 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.
Thu 5/158:24 amIAH - PHL
1 stop5h 38mMultiple Airlines
Sun 5/185:15 amPHL - IAH
1 stop6h 22mMultiple Airlines
Deal found 4/30$229
This Delta deal was found by Cheapflights users on 4/29. 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.
Sat 6/286:40 pmHOU - PHL
1 stop5h 19mDelta
Tue 7/224:05 pmPHL - HOU
1 stop5h 35mDelta
Deal found 4/29$237
This Delta deal was found by Cheapflights users on 4/30. 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.
Sat 5/312:44 pmIAH - PHL
1 stop5h 11mDelta
Fri 6/64:57 pmPHL - IAH
1 stop5h 36mDelta
Deal found 4/30$242
This Frontier deal was found by Cheapflights users on 4/30. 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 5/79:05 pmIAH - PHL
1 stop9h 31mFrontier
Sat 5/1012:20 pmPHL - IAH
1 stop12h 33mFrontier
Deal found 4/30$279
This Sun Country Air deal was found by Cheapflights users on 4/30. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:00 pmHOU - PHL
1 stop16h 10mSun Country Air
Sun 7/67:15 amPHL - HOU
1 stop10h 57mSun Country Air
Deal found 4/30$455

Cheapflights Fare Finder

Customize your flight search to find flights from Houston to Philadelphia 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 May 1, 2025.
Use the filters below to find and compare flights from Houston to Philadelphia that are best for you.

Fly from

Houston

Fly to

Philadelphia

Route

Depart

Return

Price

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Thu 5/29

8:24 am-3:02 pm

1 stop5h 38m

Philadelphia

Fri 5/30

3:42 pm-6:21 pm

Nonstop3h 39m

$182

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Sat 6/7

5:35 am-11:35 am

1 stop5h 00m

Philadelphia

Sat 6/14

7:30 pm-11:55 pm

1 stop5h 25m

$205

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Wed 5/21

12:36 pm-5:01 pm

Nonstop3h 25m

Philadelphia

Wed 5/28

12:58 pm-3:28 pm

Nonstop3h 30m

$205

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Mon 6/23

7:43 am-12:09 pm

Nonstop3h 26m

Philadelphia

Tue 7/1

6:45 pm-9:26 pm

Nonstop3h 41m

$215

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Sat 5/24

9:12 am-4:50 pm

1 stop6h 38m

Philadelphia

Sat 5/31

8:34 am-1:58 pm

1 stop6h 24m

$225

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Thu 5/15

8:24 am-3:02 pm

1 stop5h 38m

Philadelphia

Sun 5/18

5:15 am-10:37 am

1 stop6h 22m

$229

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Sat 6/28

6:40 pm-12:59 am

1 stop5h 19m

Philadelphia

Tue 7/22

4:05 pm-8:40 pm

1 stop5h 35m

$237

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sat 5/31

2:44 pm-8:55 pm

1 stop5h 11m

Philadelphia

Fri 6/6

4:57 pm-9:33 pm

1 stop5h 36m

$242

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Sun 5/18

9:05 pm-7:36 am

1 stop9h 31m

Philadelphia

Fri 5/30

7:10 am-1:38 pm

1 stop7h 28m

$280

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Thu 7/3

6:00 pm-11:10 am

1 stop16h 10m

Philadelphia

Sun 7/6

7:15 am-5:12 pm

1 stop10h 57m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 22 results
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The best insider tips for Houston to Philadelphia 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 Houston to Philadelphia trip
Airlines
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, perfect for added comfort on short flights.


Use Spirit's Bag-O-Tron tool to compare baggage fees and save money on your booking.

Read more about Spirit Airlinesby Daniel Scheffler
United Airlines

United's Economy Plus offers extra legroom and priority boarding, ideal for a comfortable short flight.


Prepay for checked bags on United to save on fees, especially for domestic routes.

Read more about United Airlinesby Harriet Baskas
Airports
IAH

Check the IAH Depart tab for current security checkpoint wait times to plan your arrival and avoid delays.

Read more about IAHby Evie Carrick
PHL

Use SEPTA for a quick trip to Center City Philadelphia; stations are near Terminals A, B, C/D, and E/F.

Read more about PHLby Mark Chesnut
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

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
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
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more

Best time to book a flight from Houston to Philadelphia

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

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Philadelphia. Price data was last updated on April 25, 2025.

The price you pay for your flight from Houston to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Houston to Philadelphia (average of $236). Flying from Houston to Philadelphia in March is currently the most expensive (average of $295). 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 HOU to PHL?

Find hourly flight availability from Houston to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

It’s optimal to fly from Houston to Philadelphia in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Houston to Philadelphia. Price data was last updated on September 1, 2024.

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

Rainfall in Philadelphia by month

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

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

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

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Houston to Philadelphia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Houston to Philadelphia. 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 into for flights to Philadelphia from Houston?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Houston to Philadelphia. You should not have trouble finding flights to Philadelphia from Houston; the airport handles an average of 0 inbound flights from Houston per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Philadelphia airport from Houston. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

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

    According to our current data, Spirit Airlines ($182), Southwest ($205), and United Airlines ($205) offers the cheapest pricing from Houston to Philadelphia. You may be able to fly from Houston to Philadelphia for 31% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $85. American Airlines flights start at $110 while deals on Delta start at $120 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Houston to Philadelphia (average of $236). Flying from Houston to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Vineland
Pottstown
Wildwood
King of Prussia
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Middletown
Willow Grove
Newark
Millville
Ephrata
Camden
Dewey Beach
West Chester
Malvern
Dover

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Alternative routes for Houston to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Newark flights
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George Bush Intcntl to John F Kennedy Intl flights
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George Bush Intcntl to Reagan-National flights
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Austin to Reagan-National flights
San Antonio to Dulles Intl flights
Love Field to Philadelphia flights
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Austin to Philadelphia flights
Love Field to Dulles Intl flights
Love Field to Reagan-National flights
San Antonio to Reagan-National flights
George Bush Intcntl to Pittsburgh flights
Love Field to Newark flights
Love Field to John F Kennedy Intl flights
Love Field to Pittsburgh flights
Dallas/Fort Worth to Allentown flights
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El Paso to John F Kennedy Intl flights
El Paso to LaGuardia flights
El Paso to Newark flights
El Paso to Dulles Intl flights
El Paso to Reagan-National flights
Austin to Harrisburg flights
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San Antonio to Harrisburg flights
McAllen to LaGuardia flights

Top 6 airlines flying from Houston to Philadelphia

Discover the top 6 airlines that operate flights from Houston to Philadelphia. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$53Average$155FlexibilityNo cancel feeOn-time65%
FrontierCheapest$88Average$159FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$138Average$369FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$169Average$391FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$302FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$246Average$447FlexibilityNo cancel feeOn-time63%

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