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Cheap flights from Philadelphia to Houston from $102

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 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Philadelphia to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 3:47 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
10h 17m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington
Frontier Logo
4:32 pm - 7:15 amIAH  Houston George Bush Intcntl-PHL Philadelphia
13h 43m1 stop Atlanta Hartsfield-Jackson
$266Frontier
Mon, Aug 31 - Tue, Sep 1
Frontier Logo
4:45 pm - 10:14 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
6h 29m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:25 pm - 11:59 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
7h 34m1 stop Orlando
$267Frontier
Tue, Aug 25 - Fri, Aug 28
Multiple Airlines Logo
6:00 am - 11:47 amPHL  Philadelphia-IAH Houston George Bush Intcntl
6h 47m1 stop Fort Lauderdale
Multiple Airlines Logo
8:35 am - 3:56 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
6h 21m1 stop Fort Lauderdale
$275Multiple Airlines
Sun, Aug 30 - Tue, Sep 8
Multiple Airlines Logo
8:00 am - 3:47 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
8h 47m1 stop Fort Lauderdale
Multiple Airlines Logo
8:35 am - 3:56 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
6h 21m1 stop Fort Lauderdale
$276Multiple Airlines
Fri, Sep 4 - Tue, Sep 8
United Airlines Logo
1:05 pm - 3:39 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
3h 34mnonstop
United Airlines Logo
6:05 pm - 10:31 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
3h 26mnonstop
$289United Airlines
Tue, Oct 6 - Wed, Oct 21
United Airlines Logo
1:06 pm - 3:40 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
3h 34mnonstop
United Airlines Logo
7:30 am - 11:58 amIAH  Houston George Bush Intcntl-PHL Philadelphia
3h 28mnonstop
$289United Airlines
Wed, Sep 9 - Tue, Sep 15
American Airlines Logo
7:16 pm - 10:30 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
4h 14mnonstop
American Airlines Logo
2:23 pm - 6:34 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
3h 11mnonstop
$289American Airlines
Wed, Jan 13 - Wed, Jan 20
American Airlines Logo
7:50 pm - 10:40 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
3h 50mnonstop
American Airlines Logo
12:01 pm - 4:37 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
3h 36mnonstop
$289American Airlines
Sat, Sep 5 - Wed, Sep 9
JetBlue Logo
8:15 am - 3:47 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
8h 32m1 stop Fort Lauderdale
JetBlue Logo
4:42 pm - 11:39 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
5h 57m1 stop Fort Lauderdale
$307JetBlue
Fri, Oct 30 - Sun, Nov 1
JetBlue Logo
1:55 pm - 9:55 pmPHL  Philadelphia-IAH Houston George Bush Intcntl
9h 00m1 stop Fort Lauderdale
JetBlue Logo
12:58 pm - 11:07 pmIAH  Houston George Bush Intcntl-PHL Philadelphia
9h 09m1 stop Fort Lauderdale
$307JetBlue
Thu, Oct 1 - Sun, Oct 4

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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
Aug 12
PHL8:00 amPhiladelphia
12h 52m
1 stop
IAH7:52 pmHouston George Bush Intcntl
Sep 3
IAH11:32 amHouston George Bush Intcntl
10h 01m
1 stop
PHL10:33 pmPhiladelphia
$262
Frontier
Aug 31
PHL6:30 amPhiladelphia
10h 17m
2 stops
IAH3:47 pmHouston George Bush Intcntl
Sep 1
IAH4:32 pmHouston George Bush Intcntl
13h 43m
1 stop
PHL7:15 amPhiladelphia
$266
Frontier
Aug 25
PHL4:45 pmPhiladelphia
6h 29m
1 stop
IAH10:14 pmHouston George Bush Intcntl
Aug 28
IAH3:25 pmHouston George Bush Intcntl
7h 34m
1 stop
PHL11:59 pmPhiladelphia
$267

United Airlines flights from Philadelphia to Houston George Bush Intcntl Airport

Our best United Airlines deals on Philadelphia to Houston George Bush Intcntl Airport flight tickets
United Airlines
Oct 6
PHL1:05 pmPhiladelphia
3h 34m
IAH3:39 pmHouston George Bush Intcntl
Oct 21
IAH6:05 pmHouston George Bush Intcntl
3h 26m
PHL10:31 pmPhiladelphia
$289
United Airlines
Oct 6
PHL6:55 pmPhiladelphia
6h 35m
1 stop
IAH12:30 amHouston George Bush Intcntl
Oct 21
IAH6:05 pmHouston George Bush Intcntl
3h 26m
PHL10:31 pmPhiladelphia
$295
United Airlines
Sep 22
PHL6:13 pmPhiladelphia
3h 35m
IAH8:48 pmHouston George Bush Intcntl
Sep 26
IAH11:55 amHouston George Bush Intcntl
8h 34m
1 stop
PHL9:29 pmPhiladelphia
$299

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 August 11, 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 Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Mon 8/31

6:30 am-3:47 pm

2 stops10h 17m

Houston George Bush Intcntl

Tue 9/1

4:32 pm-7:15 am

1 stop13h 43m

$266

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Tue 8/25

4:45 pm-10:14 pm

1 stop6h 29m

Houston George Bush Intcntl

Fri 8/28

3:25 pm-11:59 pm

1 stop7h 34m

$267

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Sun 8/30

6:00 am-11:47 am

1 stop6h 47m

Houston George Bush Intcntl

Tue 9/8

8:35 am-3:56 pm

1 stop6h 21m

$275

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Fri 9/4

8:00 am-3:47 pm

1 stop8h 47m

Houston George Bush Intcntl

Tue 9/8

8:35 am-3:56 pm

1 stop6h 21m

$276
Quickest round-trip

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Tue 10/6

1:05 pm-3:39 pm

Nonstop3h 34m

Houston George Bush Intcntl

Wed 10/21

6:05 pm-10:31 pm

Nonstop3h 26m

$289

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Wed 9/9

1:06 pm-3:40 pm

Nonstop3h 34m

Houston George Bush Intcntl

Tue 9/15

7:30 am-11:58 am

Nonstop3h 28m

$289

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Wed 1/13

7:16 pm-10:30 pm

Nonstop4h 14m

Houston George Bush Intcntl

Wed 1/20

2:23 pm-6:34 pm

Nonstop3h 11m

$289

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Sat 9/5

7:50 pm-10:40 pm

Nonstop3h 50m

Houston George Bush Intcntl

Wed 9/9

12:01 pm-4:37 pm

Nonstop3h 36m

$289

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Fri 10/30

8:15 am-3:47 pm

1 stop8h 32m

Houston George Bush Intcntl

Sun 11/1

4:42 pm-11:39 pm

1 stop5h 57m

$307

PhiladelphiaHouston

PHL Philadelphia - IAH Houston George Bush Intcntl

PHLIAH

Philadelphia

Thu 10/1

1:55 pm-9:55 pm

1 stop9h 00m

Houston George Bush Intcntl

Sun 10/4

12:58 pm-11:07 pm

1 stop9h 09m

$307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Philadelphia and Houston George Bush Intcntl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $294 to $377.
The lowest price recently found on this route was $266.

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 $303. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Philadelphia during the month January is also very affordable. Most momondo users find prices during this month for around $306.

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 Saturday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Saturday will often find tickets for as low as $360. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $563.

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 afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $358. Try not to purchase tickets in the morning because they tend to be around $389. 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 from Philadelphia 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 $346 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 $281 on momondo.

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

There are 4 cabin classes available to choose from on Philadelphia to Houston George Bush Intcntl Airport 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?

No. A direct flight is the cheapest option for a flight between Philadelphia to Houston George Bush Intcntl Airport.

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

As of August 2026, prices for Philadelphia to Houston George Bush Intcntl Airport flights are approximately 46% 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

$292

Fastest flight time

3h 34m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Philadelphia in the past 72 hours is $292. The best round-trip flight deal from Philadelphia to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $331.
The fastest flight from Philadelphia to Houston George Bush Intcntl Airport takes 3h 34m
Direct flights go from Philadelphia to Houston George Bush Intcntl Airport every day.
Search flight deals

Frequently asked questions about flying from Philadelphia to Houston George Bush Intcntl Airport

  • 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 34m 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
FrontierPriceFrom $128Free CancellationRating
5.6
2,704 reviews
Search Frontier flights
JetBluePriceFrom $200Free CancellationRating
7.1
3,034 reviews
Search JetBlue flights
DeltaPriceFrom $238Free CancellationRating
7.8
8,505 reviews
Search Delta flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
10,101 reviews
Search United Airlines flights
American AirlinesPriceFrom $244Free CancellationRating
7.1
11,902 reviews
Search American 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 $239 round-trip. Over the 3 United Airlines flights for this route in a normal week, average airfare is usually $375 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 $244, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $363 round-trip. American Airlines operates 15 flights out of Philadelphia into Houston George Bush Intcntl Airport in an average week, so prices vary by time and availability. 11,902 American Airlines reviews by users on momondo have scored the airline at 7.1/10.

Traveling to a place near Houston?

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

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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