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$72+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PHL
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This iWofly deal was found by Cheapflights users on 2/10. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2211:47 am
IAH
-
PHL
1 stop24h 37m
Frontier
Sun 3/16:00 am
PHL
-
IAH
1 stop6h 43m
Frontier
Deal found 2/10$220
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/105:24 pm
IAH
-
PHL
1 stop7h 00m
Multiple Airlines
Sat 3/147:10 pm
PHL
-
IAH
1 stop16h 26m
Multiple Airlines
Deal found 2/9$221
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/206:08 pm
IAH
-
PHL
1 stop5h 44m
Frontier
Mon 3/306:10 am
PHL
-
IAH
1 stop12h 17m
Frontier
Deal found 2/10$222
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/211:05 pm
IAH
-
PHL
2 stops10h 04m
Multiple Airlines
Sun 2/2210:59 pm
PHL
-
IAH
1 stop9h 01m
Multiple Airlines
Deal found 2/9$223
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/179:40 pm
IAH
-
PHL
1 stop13h 42m
Multiple Airlines
Fri 2/208:27 pm
PHL
-
IAH
1 stop22h 03m
Multiple Airlines
Deal found 2/9$224
This Cheapflightsfares deal was found by Cheapflights users on 2/9. 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 3/188:00 am
IAH
-
PHL
1 stop7h 26m
Spirit Airlines
Sat 3/215:21 pm
PHL
-
IAH
1 stop6h 16m
Spirit Airlines
Deal found 2/9$225
This CheapOair deal was found by Cheapflights users on 2/10. 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.
Wed 4/155:05 am
IAH
-
PHL
2 stops10h 31m
Spirit Airlines
Tue 4/285:41 pm
PHL
-
IAH
2 stops24h 48m
Spirit Airlines
Deal found 2/10$226
This iWofly deal was found by Cheapflights users on 2/10. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:12 pm
IAH
-
PHL
1 stop21h 49m
Frontier
Sun 3/155:30 am
PHL
-
IAH
1 stop7h 21m
Frontier
Deal found 2/10$228
This Frontier deal was found by Cheapflights users on 2/10. 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.
Fri 3/2012:14 pm
IAH
-
PHL
Nonstop3h 20m
Frontier
Fri 3/276:00 am
PHL
-
IAH
1 stop12h 21m
Frontier
Deal found 2/10$229
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/148:18 pm
IAH
-
PHL
1 stop10h 14m
Frontier
Mon 2/1610:59 pm
PHL
-
IAH
1 stop20h 48m
Frontier
Deal found 2/9$230
This CheapOair deal was found by Cheapflights users on 2/10. 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 3/267:35 am
IAH
-
PHL
1 stop11h 22m
Multiple Airlines
Mon 3/306:10 am
PHL
-
IAH
1 stop12h 17m
Multiple Airlines
Deal found 2/10$231
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:23 pm
HOU
-
PHL
1 stop6h 36m
Delta
Sun 4/265:44 am
PHL
-
HOU
1 stop5h 07m
Delta
Deal found 2/8$239

Find 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 February 11, 2026.

Round-trip from

$220
(iWofly)

One-way from

$72
(Trip.com)

Popular in

February

Cheapest in

September

Average price

$380
From Houston to Philadelphia
Search Deals
One-way flight from Houston to Philadelphia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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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 February 11, 2026.
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

Fri 3/13

12:14 pm-4:34 pm

Nonstop3h 20m

Philadelphia

Sun 3/15

5:30 am-11:51 am

1 stop7h 21m

$231

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Fri 3/13

12:14 pm-4:34 pm

Nonstop3h 20m

Philadelphia

Sun 3/15

7:30 pm-10:24 am

2 stops39h 54m

$233

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Wed 4/29

7:00 am-1:10 pm

1 stop5h 10m

Philadelphia

Tue 5/5

6:45 pm-10:50 pm

1 stop5h 05m

$239

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Sat 4/25

10:46 am-6:23 pm

1 stop6h 37m

Philadelphia

Sun 5/3

5:44 am-9:51 am

1 stop5h 07m

$239

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Tue 4/21

5:23 pm-12:59 am

1 stop6h 36m

Philadelphia

Sun 4/26

5:44 am-9:51 am

1 stop5h 07m

$239

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Fri 4/17

5:23 pm-12:59 am

1 stop6h 36m

Philadelphia

Sun 4/26

5:44 am-9:51 am

1 stop5h 07m

$239

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Fri 3/13

7:27 am-11:45 am

Nonstop3h 18m

Philadelphia

Wed 3/18

5:45 am-8:42 am

Nonstop3h 57m

$244

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Thu 4/23

10:30 am-4:45 pm

1 stop5h 15m

Philadelphia

Sun 4/26

5:20 am-1:55 pm

2 stops9h 35m

$244

HoustonPhiladelphia

IAH - PHL

IAHPHL

Houston George Bush Intcntl

Tue 3/17

5:00 am-2:24 pm

1 stop8h 24m

Philadelphia

Tue 3/24

5:45 am-8:42 am

Nonstop3h 57m

$249

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Wed 4/15

10:46 am-6:23 pm

1 stop6h 37m

Philadelphia

Sun 4/19

5:44 am-9:51 am

1 stop5h 07m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 37 results
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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 February 6, 2026.

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 84 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, November is the cheapest month in which you can book a flight from Houston to Philadelphia (average of $65). Flying from Houston to Philadelphia in June is currently the most expensive (average of $116). 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 February 11, 2026.

It’s optimal to fly from Houston to Philadelphia in the evening. By choosing this option you can save up to 66% 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 February 7, 2026.

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

How often are flights from Houston to Philadelphia delayed?

About 16% of weekly flights between Houston and Philadelphia have experienced delays in the past year, with the average delay time being 160 minutes.

What is the most punctual flight time for Houston to Philadelphia flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to Philadelphia flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.

The best insider tips for Houston to Philadelphia flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Philadelphia trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

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
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

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
Evie Carrick

Evie Carrick

Expert on IAH

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 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

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 February 11, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Houston to Philadelphia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,273 reviews
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,265 reviews
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,444 reviews
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,052 reviews
Southwest
8.0
Very good
4,280 reviews

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • How long is the flight from Houston to Philadelphia?

    Frontier, Southwest, and Delta can get you from Houston to Philadelphia in just under 3h 20m. Your travel time can differ by up to 3h 17m. There are 1322 mi between Houston and Philadelphia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Frontier ($72), Spirit Airlines ($98), and Delta ($123) offers the cheapest pricing from Houston to Philadelphia. You may be able to fly from Houston to Philadelphia for 77% 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 Frontier, which is currently one of the cheapest options available, starting at $52. Spirit Airlines flights start at $55 while deals on American Airlines start at $109 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, November is the cheapest month in which you can book a flight from Houston to Philadelphia (average of $65). Flying from Houston to Philadelphia in June is currently the most expensive (average of $116). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

Browse thousands of different options on Cheapflights for your next trip

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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 John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Newark flights
Dallas/Fort Worth to Dulles Intl flights
Hobby to LaGuardia flights
Hobby to John F Kennedy Intl flights
Hobby to Newark flights
Dallas/Fort Worth to Reagan-National flights
George Bush Intcntl to John F Kennedy Intl flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to Newark flights
George Bush Intcntl to LaGuardia flights
Austin to Newark flights
Hobby to Dulles Intl flights
Hobby to Reagan-National flights
Dallas/Fort Worth to Philadelphia flights
Hobby to Philadelphia flights
Love Field to LaGuardia flights
Austin to LaGuardia flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
George Bush Intcntl to Philadelphia flights
Austin to Dulles Intl flights
Austin to Reagan-National flights
San Antonio to John F Kennedy Intl flights
San Antonio to Newark flights
Love Field to Dulles Intl flights
Love Field to Philadelphia flights
Love Field to Reagan-National flights
Dallas/Fort Worth to Pittsburgh flights
San Antonio to LaGuardia flights
San Antonio to Dulles Intl flights
Austin to Philadelphia flights
San Antonio to Reagan-National flights
El Paso to John F Kennedy Intl flights
Hobby to Pittsburgh flights
El Paso to LaGuardia flights
Love Field to John F Kennedy Intl flights
George Bush Intcntl to Pittsburgh flights
San Antonio to Philadelphia flights
Love Field to Pittsburgh flights
Austin to Pittsburgh flights
El Paso to Newark flights
Love Field to Newark flights
El Paso to Dulles Intl flights
El Paso to Reagan-National flights
McAllen to John F Kennedy Intl flights
McAllen to Newark flights
McAllen to Dulles Intl flights
Dallas/Fort Worth to Harrisburg 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$188FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$98Average$194FlexibilityNo cancel feeOn-time65%
DeltaCheapest$123Average$295FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$188Average$349FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$201Average$324FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$212Average$360FlexibilityNo cancel feeOn-time69%

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