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George Bush Intcntl

$83+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IAH
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Houston George Bush Intcntl are usually found in September or August, booked 17 days in advance, depart on a Tuesday or Thursday and return on a Saturday

Cheap 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 May 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$183
(FlightHub)

One-way from

$83
(Cheapflightsfares)

Popular in

February

Cheapest in

September

Average price

$316

Good round-trip deal

$262 or less

Good one-way deal

$144 or less
Provider with most accurate pricing for Philadelphia-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Houston George Bush Intcntl flights.
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From Philadelphia to Houston George Bush Intcntl
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One-way flight from Philadelphia to Houston George Bush Intcntl
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Highest demand for flights based on searches. 25% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Philadelphia to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Philadelphia to Houston George Bush Intcntl.
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Find 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 May 12, 2025.

This FlightHub deal was found by Cheapflights users on 5/11. 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 5/2912:23 pmPHL - IAH
1 stop7h 36mSpirit Airlines
Tue 6/31:11 pmIAH - PHL
1 stop8h 25mSpirit Airlines
Deal found 5/11$183
This CheapOair deal was found by Cheapflights users on 5/12. 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.
Sun 6/16:15 amPHL - IAH
1 stop29h 08mMultiple Airlines
Tue 6/31:11 pmIAH - PHL
1 stop8h 25mMultiple Airlines
Deal found 5/12$208
This Frontier deal was found by Cheapflights users on 5/12. 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.
Sat 5/318:00 amPHL - IAH
1 stop9h 06mFrontier
Sun 6/85:03 pmIAH - PHL
1 stop5h 53mFrontier
Deal found 5/12$212
This American Airlines deal was found by Cheapflights users on 5/11. 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 6/49:07 amPHL - IAH
Nonstop3h 35mAmerican Airlines
Tue 6/177:43 amIAH - PHL
Nonstop3h 26mAmerican Airlines
Deal found 5/11$219
This United Airlines deal was found by Cheapflights users on 5/12. 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 5/286:20 amPHL - IAH
Nonstop3h 30mUnited Airlines
Sat 5/312:50 pmIAH - PHL
1 stop7h 39mUnited Airlines
Deal found 5/12$229
This Delta deal was found by Cheapflights users on 5/12. 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 7/265:30 amPHL - IAH
1 stop6h 17mDelta
Sat 8/27:10 amIAH - PHL
1 stop6h 49mDelta
Deal found 5/12$237

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 May 12, 2025.
Use the filters below to find and compare flights from Philadelphia to Houston George Bush Intcntl Airport that are best for you.

Fly from

Philadelphia

Fly to

George Bush Intcntl

Route

Depart

Return

Price

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 5/29

12:23 pm-6:59 pm

1 stop7h 36m

Houston George Bush Intcntl

Tue 6/3

1:11 pm-10:36 pm

1 stop8h 25m

$183

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sun 6/1

6:15 am-10:23 am

1 stop29h 08m

Houston George Bush Intcntl

Tue 6/3

1:11 pm-10:36 pm

1 stop8h 25m

$208

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 5/31

8:00 am-4:06 pm

1 stop9h 06m

Houston George Bush Intcntl

Fri 6/6

7:05 pm-5:39 am

1 stop9h 34m

$212

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 6/4

9:07 am-11:42 am

Nonstop3h 35m

Houston George Bush Intcntl

Tue 6/17

7:43 am-12:09 pm

Nonstop3h 26m

$219

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 5/28

6:20 am-8:50 am

Nonstop3h 30m

Houston George Bush Intcntl

Sat 5/31

2:50 pm-11:29 pm

1 stop7h 39m

$229

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 7/26

5:30 am-10:47 am

1 stop6h 17m

Houston George Bush Intcntl

Sat 8/2

7:10 am-2:59 pm

1 stop6h 49m

$237

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 6/19

3:56 pm-6:41 pm

Nonstop3h 45m

$83

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Mon 5/19

7:12 pm-10:37 am

1 stop16h 25m

$97

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 6/10

6:45 pm-9:26 pm

Nonstop3h 41m

$100

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 5/17

6:05 pm-12:24 pm

1 stop19h 19m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 13 results
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
FareScanPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Philadelphia-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

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

Spirit's Big Front Seats offer 11 inches more legroom, ideal for comfort.


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

Read more about Spirit Airlinesby Daniel Scheffler
United Airlines

United's Economy Plus offers extra legroom and priority boarding for a more comfortable journey.


Prepay for checked bags 24 hours before to save on fees with United.

Read more about United Airlinesby Harriet Baskas
Airports
PHL

For quick check-in, verify your airline’s terminal before arriving at PHL. Terminals are spread out, and only some are connected by indoor walkways.

Read more about PHLby Mark Chesnut
IAH

For a quick ride to downtown Houston, consider Uber or Lyft from Terminals A, B, or C. It takes about 25 minutes by car.

Read more about IAHby Evie Carrick
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 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?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to George Bush Intcntl. Price data was last updated on May 9, 2025.

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 17 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, August is the cheapest month in which you can book a flight from Philadelphia to Houston George Bush Intcntl Airport (average of $241). Flying from Philadelphia to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 May 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 56% on flights from Philadelphia to Houston George Bush Intcntl Airport by exploring options for tickets in the evening.

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 May 11, 2025.

Travelers seeking maximum savings on their Philadelphia to Houston George Bush Intcntl Airport flight should consider departing on Tuesday 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.

Weekly flight availability from Philadelphia to Houston George Bush Intcntl Airport

Explore weekly flight availability from Philadelphia to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 12, 2025.

The most flights from PHL to IAH are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, 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 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 May 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Philadelphia to Houston by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

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
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

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
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Spirit Airlines
6.3
Okay
7,984 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

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 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 11 outbound flights to Houston George Bush Intcntl per day.

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

    Spirit Airlines, at $183, was found to be the cheapest airline from Philadelphia to Houston George Bush Intcntl Airport.Alternate airlines to your destination round-trip include Frontier and American Airlines. You may be able to fly from Philadelphia to Houston George Bush Intcntl Airport for 36% 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 Spirit Airlines, with whom users have recently found tickets for as low as $83. However, be on the lookout for offers from American Airlines and Frontier, 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 (94%), United Airlines (92%), Mesa Airlines (90%).

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

    On average you can expect to pay $832 for a flight from Philadelphia to Houston George Bush Intcntl Airport. The cheapest flight overall is $53 while the most popular route, (Philadelphia - Houston George Bush Intcntl) is currently priced at $128.

  • 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, August is the cheapest month in which you can book a flight from Philadelphia to Houston George Bush Intcntl Airport (average of $241). Flying from Philadelphia to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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
Montgomery
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Alternative routes for Philadelphia to George Bush Intcntl

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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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$59Average$157FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$197FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$151Average$294FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$157Average$404FlexibilityNo cancel feeOn-time69%
DeltaCheapest$216Average$285FlexibilityNo cancel feeOn-timeN/A

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