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George Bush Intcntl

$121+ Cheap flights from Philadelphia (PHL) to George Bush Intcntl (IAH)

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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IAH
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Philadelphia to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Philadelphia to Houston George Bush Intcntl are usually found in September or August, booked 84 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap flight deals from Philadelphia to George Bush Intcntl

Cheapest flights from Philadelphia to George Bush Intcntl
Explore the most affordable flight options available from Philadelphia to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Frontier deal was found by Cheapflights users on 7/22. 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 10/228:25 am
PHL
-
IAH
1 stop8h 37m
Frontier
Mon 10/269:37 am
IAH
-
PHL
Nonstop3h 25m
Frontier
Deal found 7/22$259
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 8/214:45 pm
PHL
-
IAH
1 stop6h 29m
Frontier
Sun 8/239:58 pm
IAH
-
PHL
2 stops32h 17m
Frontier
Deal found 7/20$261
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/138:30 am
PHL
-
IAH
2 stops10h 55m
Frontier
Sun 8/234:32 pm
IAH
-
PHL
1 stop13h 43m
Frontier
Deal found 7/21$263
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Thu 9/36:40 pm
PHL
-
IAH
2 stops45h 44m
Multiple Airlines
Sun 9/68:35 am
IAH
-
PHL
1 stop13h 56m
Multiple Airlines
Deal found 7/20$264
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 10/307:10 am
PHL
-
IAH
1 stop6h 30m
Frontier
Sun 11/17:00 am
IAH
-
PHL
1 stop10h 15m
Frontier
Deal found 7/20$265
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Wed 8/194:45 pm
PHL
-
IAH
1 stop6h 29m
Frontier
Fri 8/218:11 pm
IAH
-
PHL
2 stops25h 22m
Frontier
Deal found 7/21$269
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Thu 9/177:10 am
PHL
-
IAH
1 stop6h 30m
Frontier
Sun 9/2010:15 pm
IAH
-
PHL
2 stops23h 56m
Frontier
Deal found 7/20$270
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/74:40 pm
PHL
-
IAH
1 stop15h 40m
Frontier
Mon 8/108:37 pm
IAH
-
PHL
2 stops24h 51m
Frontier
Deal found 7/21$271
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:00 am
PHL
-
IAH
1 stop7h 19m
Frontier
Tue 8/1112:16 pm
IAH
-
PHL
1 stop9h 12m
Frontier
Deal found 7/18$272
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:00 am
PHL
-
IAH
1 stop7h 19m
Frontier
Wed 8/194:32 pm
IAH
-
PHL
1 stop13h 43m
Frontier
Deal found 7/18$273
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:16 pm
PHL
-
IAH
2 stops19h 11m
Frontier
Tue 8/118:02 pm
IAH
-
PHL
1 stop10h 13m
Frontier
Deal found 7/19$274
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/44:30 pm
PHL
-
IAH
1 stop15h 50m
Frontier
Fri 8/1412:16 pm
IAH
-
PHL
1 stop6h 04m
Frontier
Deal found 7/18$275

Find flight deals from Philadelphia to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to George Bush Intcntl (IAH). 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 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Frontier)

One-way from

$121
(WAYA)

Popular in

March

Cheapest in

September

Average price

$349

Good round-trip deal

$339 or less

Good one-way deal

$196 or less
Provider with most accurate pricing for Philadelphia-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Houston George Bush Intcntl flights.
Search Deals
From Philadelphia to Houston George Bush Intcntl
Search Deals
One-way flight from Philadelphia to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Philadelphia to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to George Bush Intcntl 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 23, 2026.
Use the filters below to find and compare flights from Philadelphia to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 8/22

1:30 pm-8:47 pm

1 stop8h 17m

Houston George Bush Intcntl

Tue 8/25

7:30 am-11:58 am

Nonstop3h 28m

$289
Quickest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 8/18

6:16 am-8:50 am

Nonstop3h 34m

Houston George Bush Intcntl

Sun 8/23

7:30 am-11:58 am

Nonstop3h 28m

$294

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 8/21

1:30 pm-9:20 pm

1 stop8h 50m

Houston George Bush Intcntl

Tue 8/25

7:30 am-11:58 am

Nonstop3h 28m

$304

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 10/9

3:40 pm-10:05 pm

1 stop7h 25m

Houston George Bush Intcntl

Sun 10/11

7:00 am-1:16 pm

1 stop5h 16m

$329

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 10/15

9:40 am-3:01 pm

1 stop6h 21m

Houston George Bush Intcntl

Sun 10/18

5:40 am-2:35 pm

1 stop7h 55m

$329

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Mon 10/5

5:20 am-11:05 am

1 stop6h 45m

Houston George Bush Intcntl

Sun 10/11

7:00 am-1:16 pm

1 stop5h 16m

$329

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 8/1

7:00 pm-12:34 am

1 stop6h 34m

Houston George Bush Intcntl

Thu 8/6

7:31 am-11:58 am

Nonstop3h 27m

$384

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 8/11

6:56 pm-12:27 am

1 stop6h 31m

Houston George Bush Intcntl

Sat 8/15

6:05 pm-10:31 pm

Nonstop3h 26m

$405

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 8/8

7:45 pm-12:45 am

1 stop6h 00m

Houston George Bush Intcntl

Tue 8/11

7:30 am-11:58 am

Nonstop3h 28m

$409

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sun 7/26

6:00 am-8:42 am

Nonstop3h 42m

Houston George Bush Intcntl

Sun 8/2

7:31 am-11:58 am

Nonstop3h 27m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 21 resultsSorted by cheapest first
1
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3

Compare providers for flights from Philadelphia to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to George Bush Intcntl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Super.comPrice Accuracy-Trust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Philadelphia to Houston George Bush Intcntl Airport?

The price you pay for your flight from Philadelphia to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 83 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 Philadelphia to Houston George Bush Intcntl Airport?

Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston George Bush Intcntl Airport (average of $286). Flying from Philadelphia to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $422). 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 IAH?

Find hourly flight availability from Philadelphia to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 7% on flights from Philadelphia to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Philadelphia to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to George Bush Intcntl. Price data was last updated on July 18, 2026.

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

How much does it cost to fly round-trip from Philadelphia to Houston George Bush Intcntl Airport?

The best insider tips for Philadelphia to Houston George Bush Intcntl Airport 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 Philadelphia to Houston George Bush Intcntl Airport 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
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 George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated July 23, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Philadelphia to Houston George Bush Intcntl Airport 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.
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.
American Airlines
7.1
Good
11,832 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.
JetBlue
7.1
Good
3,020 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.
Frontier
5.6
Fair
2,770 reviews
Delta
7.8
Good
8,479 reviews

Overall

7.8

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Matt,Sep 2023

LAX - DAL

The crew was exceptional. The best crew on all 4 flight we took on this trip.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to George Bush Intcntl. 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 George Bush Intcntl?

    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 George Bush Intcntl. 5 airlines have flights from Philadelphia to Houston George Bush Intcntl on a regular basis. Booking flights from Philadelphia to Houston George Bush Intcntl should not be difficult; the airport handles an average of 8 outbound flights to Houston George Bush Intcntl per day.

  • How long is the flight from Philadelphia to Houston George Bush Intcntl Airport?

    United Airlines and Delta can get you from Philadelphia to Houston George Bush Intcntl Airport in just under 7h 25m. Your travel time can differ by up to 52m. There are 1322 mi between Philadelphia and Houston George Bush Intcntl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Philadelphia to Houston George Bush Intcntl Airport round-trip?

    Frontier, at $128, was found to be the cheapest airline from Philadelphia to Houston George Bush Intcntl Airport.Alternate airlines to your destination round-trip include JetBlue and United Airlines. You may be able to fly from Philadelphia to Houston George Bush Intcntl Airport for 62% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Philadelphia to Houston George Bush Intcntl Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $73. However, be on the lookout for offers from Delta and JetBlue, as they are both options that can get you from Philadelphia to Houston George Bush Intcntl Airport for a low price.

  • What are the most reliable airlines from Philadelphia to Houston George Bush Intcntl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Philadelphia to Houston George Bush Intcntl Airport on time: Emirates (77%), Republic Airways (77%), Air New Zealand (75%).

  • What are the cheapest flights from Philadelphia to Houston George Bush Intcntl Airport?

    On average you can expect to pay $661 for a flight from Philadelphia to Houston George Bush Intcntl Airport. The cheapest flight overall is $128 while the most popular route, (Philadelphia - Houston George Bush Intcntl) is currently priced at $97.

  • Can I find deals for flights from Philadelphia to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to George Bush Intcntl?

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

  • Can I find deals for business class flights from Philadelphia to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Philadelphia to George Bush Intcntl 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 George Bush Intcntl Airport?

    Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston George Bush Intcntl Airport (average of $286). Flying from Philadelphia to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $422). 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 George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
The Woodlands
Spring
Conroe
Jersey Village
Humble
Tomball
Cypress
Montgomery

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Top 5 airlines flying from Philadelphia to George Bush Intcntl

Discover the top 5 airlines that operate flights from Philadelphia to George Bush Intcntl. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$234FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$200Average$328FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$236Average$373FlexibilityNo cancel feeOn-time69%
DeltaCheapest$238Average$348FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$239Average$357FlexibilityNo cancel feeOn-time71%

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