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Cheap flights from Philadelphia to Houston from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Houston departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Spirit Airlines Logo
1:11 pm - 7:30 pmPHL-IAH
7h 19m1 stop
Spirit Airlines Logo
2:59 pm - 11:46 pmIAH-PHL
7h 47m1 stop
$179Spirit Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 20
Spirit Airlines Logo
1:30 pm - 7:30 pmPHL-IAH
7h 00m1 stop
Spirit Airlines Logo
5:45 am - 12:25 pmIAH-PHL
5h 40m1 stop
$181Spirit Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10
Spirit Airlines Logo
9:48 am - 7:05 pmPHL-IAH
10h 17m1 stop
Spirit Airlines Logo
2:59 pm - 11:46 pmIAH-PHL
7h 47m1 stop
$183Spirit Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Multiple Airlines Logo
9:00 am - 5:16 pmPHL-IAH
9h 16m1 stop
Multiple Airlines Logo
2:59 pm - 11:25 pmIAH-PHL
7h 26m1 stop
$184Multiple Airlines
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Sun, Nov 23 - Thu, Nov 27
Frontier Logo
7:15 am - 5:01 pmPHL-IAH
10h 46m2 stops
Frontier Logo
11:02 am - 11:23 pmIAH-PHL
11h 21m1 stop
$185Frontier
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Thu, Nov 13 - Mon, Nov 17
Spirit Airlines Logo
8:51 pm - 9:11 amPHL-IAH
13h 20m1 stop
Spirit Airlines Logo
5:45 am - 12:25 pmIAH-PHL
5h 40m1 stop
$186Spirit Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10
Frontier Logo
6:24 pm - 10:07 amPHL-IAH
16h 43m1 stop
Frontier Logo
1:02 pm - 8:23 amIAH-PHL
18h 21m2 stops
$187Frontier
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Sun, Nov 2 - Sat, Nov 8
Multiple Airlines Logo
5:00 am - 9:42 amPHL-IAH
5h 42m1 stop
Multiple Airlines Logo
2:59 pm - 11:26 pmIAH-PHL
7h 27m1 stop
$188Multiple Airlines
Find Deal
Sun, Nov 2 - Tue, Nov 11
Spirit Airlines Logo
5:20 am - 12:04 pmPHL-IAH
7h 44m1 stop
Spirit Airlines Logo
8:10 pm - 10:30 amIAH-PHL
13h 20m1 stop
$189Spirit Airlines
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Wed, Oct 29 - Sat, Nov 1
Frontier Logo
6:00 am - 4:33 pmPHL-IAH
11h 33m1 stop
Frontier Logo
8:00 am - 3:50 pmIAH-PHL
6h 50m1 stop
$194Frontier
Find Deal
Fri, Oct 31 - Tue, Nov 4

Frontier flights from Philadelphia to Houston George Bush Intcntl Airport

Our best Frontier deals on Philadelphia to Houston George Bush Intcntl Airport flight tickets
Frontier
Nov 13
PHL7:15 amPhiladelphia
10h 46m
2 stops
IAH5:01 pmHouston George Bush Intcntl
Nov 17
IAH11:02 amHouston George Bush Intcntl
11h 21m
1 stop
PHL11:23 pmPhiladelphia
$185
Find similar
Frontier
Nov 2
PHL6:24 pmPhiladelphia
16h 43m
1 stop
IAH10:07 amHouston George Bush Intcntl
Nov 8
IAH1:02 pmHouston George Bush Intcntl
18h 21m
2 stops
PHL8:23 amPhiladelphia
$187
Find similar
Frontier
Oct 29
PHL6:50 pmPhiladelphia
15h 43m
1 stop
IAH9:33 amHouston George Bush Intcntl
Nov 1
IAH1:02 pmHouston George Bush Intcntl
10h 11m
1 stop
PHL12:13 amPhiladelphia
$188
Find similar

Spirit Airlines flights from Philadelphia to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Philadelphia to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Nov 13
PHL1:11 pmPhiladelphia
7h 19m
1 stop
IAH7:30 pmHouston George Bush Intcntl
Nov 20
IAH2:59 pmHouston George Bush Intcntl
7h 47m
1 stop
PHL11:46 pmPhiladelphia
$179
Find similar
Spirit Airlines
Nov 7
PHL1:30 pmPhiladelphia
7h 00m
1 stop
IAH7:30 pmHouston George Bush Intcntl
Nov 10
IAH5:45 amHouston George Bush Intcntl
5h 40m
1 stop
PHL12:25 pmPhiladelphia
$181
Find similar
Spirit Airlines
Nov 25
PHL9:48 amPhiladelphia
10h 17m
1 stop
IAH7:05 pmHouston George Bush Intcntl
Dec 2
IAH2:59 pmHouston George Bush Intcntl
7h 47m
1 stop
PHL11:46 pmPhiladelphia
$183
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated October 16, 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

Fly to

Route

Depart

Return

Price

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 11/13

1:11 pm-7:30 pm

1 stop7h 19m

Houston George Bush Intcntl

Thu 11/20

2:59 pm-11:46 pm

1 stop7h 47m

$179

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 11/7

1:30 pm-7:30 pm

1 stop7h 00m

Houston George Bush Intcntl

Mon 11/10

5:45 am-12:25 pm

1 stop5h 40m

$181

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 11/25

9:48 am-7:05 pm

1 stop10h 17m

Houston George Bush Intcntl

Tue 12/2

2:59 pm-11:46 pm

1 stop7h 47m

$183

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sun 11/23

9:00 am-5:16 pm

1 stop9h 16m

Houston George Bush Intcntl

Thu 11/27

2:59 pm-11:25 pm

1 stop7h 26m

$184

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 11/13

7:15 am-5:01 pm

2 stops10h 46m

Houston George Bush Intcntl

Mon 11/17

11:02 am-11:23 pm

1 stop11h 21m

$185

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 11/7

8:51 pm-9:11 am

1 stop13h 20m

Houston George Bush Intcntl

Mon 11/10

5:45 am-12:25 pm

1 stop5h 40m

$186

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sun 11/2

6:24 pm-10:07 am

1 stop16h 43m

Houston George Bush Intcntl

Sat 11/8

1:02 pm-8:23 am

2 stops18h 21m

$187

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sun 11/2

5:00 am-9:42 am

1 stop5h 42m

Houston George Bush Intcntl

Tue 11/11

2:59 pm-11:26 pm

1 stop7h 27m

$188

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 10/29

5:20 am-12:04 pm

1 stop7h 44m

Houston George Bush Intcntl

Sat 11/1

8:10 pm-10:30 am

1 stop13h 20m

$189

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 10/31

6:00 am-4:33 pm

1 stop11h 33m

Houston George Bush Intcntl

Tue 11/4

8:00 am-3:50 pm

1 stop6h 50m

$194

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Philadelphia to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Philadelphia, with most prices found around $272. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Philadelphia during the month December is also very affordable. Most momondo users find prices during this month for around $278.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Philadelphia to Houston George Bush Intcntl Airport is on a Wednesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Wednesday will often find tickets for as low as $351. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $479.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Philadelphia to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $187. Try not to purchase tickets in the morning because they tend to be around $413. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Philadelphia to Houston George Bush Intcntl flight route?

Fly from Philadelphia to Houston George Bush Intcntl for the best Philadelphia - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Philadelphia for as low as $243 on momondo.

What cabin class options are available on Philadelphia to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Philadelphia to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Houston George Bush Intcntl Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Philadelphia to Houston George Bush Intcntl Airport flight.

How have Philadelphia to Houston George Bush Intcntl Airport flight prices changed over time?

As of October 2025, prices for Philadelphia to Houston George Bush Intcntl Airport flights are approximately 50% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Houston George Bush Intcntl Airport (PHL to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Houston George Bush Intcntl Airport

Best Price Found

$181

Fastest flight time

3h 35m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Philadelphia in the past 72 hours is $181. The best round-trip flight deal from Philadelphia to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $293.
The fastest flight from Philadelphia to Houston George Bush Intcntl Airport takes 3h 35m
Direct flights go from Philadelphia to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Philadelphia to Houston George Bush Intcntl by plane?

    Houston George Bush Intcntl is 1328.8 mi away from Philadelphia. Typically, this will take 3h 54m by plane in normal conditions.

  • When did momondo last update prices for flights from Philadelphia Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Philadelphia Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Philadelphia Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Philadelphia to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Philadelphia to Houston George Bush Intcntl Airport?

Best airlines flying from Philadelphia to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Philadelphia to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $86Free CancellationRating
6.3
8,098 reviews
Search Spirit Airlines flights
FrontierPriceFrom $120Free CancellationRating
5.8
3,137 reviews
Search Frontier flights
American AirlinesPriceFrom $214Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
DeltaPriceFrom $216Free CancellationRating
7.9
7,982 reviews
Search Delta flights
United AirlinesPriceFrom $222Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights

  • United Airlines Flights From Philadelphia to Houston George Bush Intcntl Airport

    United Airlines flight deals from Philadelphia to Houston George Bush Intcntl Airport start from $222 round-trip. Over the 13 United Airlines flights for this route in a normal week, average airfare is usually $400 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From Philadelphia to Houston George Bush Intcntl Airport

    The best American Airlines deal for Philadelphia to Houston George Bush Intcntl Airport flight tickets found on momondo in the last 72 hours was $214, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $336 round-trip. American Airlines operates 17 flights out of Philadelphia into Houston George Bush Intcntl Airport in an average week, so prices vary by time and availability. 11,041 American Airlines reviews by users on momondo have scored the airline at 7.2/10.

Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Philadelphia.

Can I find flights from Philadelphia to Houston with flexible booking policies on momondo?

Yes. All flights to Houston from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Philadelphia to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Houston.

I’m not ready to book a flight from Philadelphia to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Philadelphia to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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