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Cheap flights from Philadelphia to Houston from $109

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 5/26. 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
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
4:47 pm - 11:42 am
PHL
-
IAH
19h 55m
1 stop
Frontier Logo
8:02 pm - 7:12 am
IAH
-
PHL
10h 10m
1 stop
$190Frontier
Wed, May 20 - Tue, May 26
Frontier Logo
3:10 pm - 8:32 pm
PHL
-
IAH
6h 22m
1 stop
Frontier Logo
5:45 am - 12:44 am
IAH
-
PHL
41h 59m
2 stops
$191Frontier
Sat, May 23 - Wed, May 27
Multiple Airlines Logo
7:20 am - 12:34 pm
PHL
-
IAH
6h 14m
1 stop
Multiple Airlines Logo
5:45 am - 9:25 am
IAH
-
PHL
26h 40m
2 stops
$192Multiple Airlines
Tue, May 26 - Wed, May 27
Multiple Airlines Logo
6:45 am - 9:03 am
PHL
-
IAH
27h 18m
1 stop
Multiple Airlines Logo
8:39 am - 11:58 pm
IAH
-
PHL
14h 19m
1 stop
$193Multiple Airlines
Wed, Jun 3 - Sat, Jun 6
Frontier Logo
8:35 pm - 10:44 am
PHL
-
IAH
15h 09m
1 stop
Frontier Logo
7:44 pm - 8:59 am
IAH
-
PHL
12h 15m
1 stop
$194Frontier
Wed, May 20 - Tue, May 26
Multiple Airlines Logo
6:45 am - 3:03 pm
PHL
-
IAH
9h 18m
1 stop
Multiple Airlines Logo
8:29 am - 11:58 pm
IAH
-
PHL
14h 29m
1 stop
$195Multiple Airlines
Wed, May 27 - Sat, May 30
Delta Logo
5:17 am - 12:11 pm
PHL
-
HOU
7h 54m
1 stop
Delta Logo
6:00 am - 3:00 pm
HOU
-
PHL
8h 00m
1 stop
$299Delta
Thu, May 28 - Sat, May 30
Southwest Logo
1:50 pm - 8:05 pm
PHL
-
HOU
7h 15m
2 stops
Southwest Logo
4:00 pm - 10:20 pm
HOU
-
PHL
5h 20m
1 stop
$304Southwest
Tue, Jun 9 - Wed, Jun 10
Southwest Logo
9:35 am - 8:05 pm
PHL
-
HOU
11h 30m
2 stops
Southwest Logo
7:35 am - 1:30 pm
HOU
-
PHL
4h 55m
1 stop
$310Southwest
Tue, Jun 16 - Tue, Jun 23
Delta Logo
10:32 am - 4:09 pm
PHL
-
HOU
6h 37m
1 stop
Delta Logo
1:06 pm - 10:12 pm
HOU
-
PHL
8h 06m
1 stop
$314Delta
Fri, May 29 - Mon, Jun 1

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Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
Jun 9
PHL1:50 pmPhiladelphia
7h 15m
2 stops
HOU8:05 pmHouston Hobby
Jun 10
HOU8:15 amHouston Hobby
6h 55m
1 stop
PHL4:10 pmPhiladelphia
$304
Southwest
Jun 16
PHL9:35 amPhiladelphia
11h 30m
2 stops
HOU8:05 pmHouston Hobby
Jun 23
HOU7:35 amHouston Hobby
4h 55m
1 stop
PHL1:30 pmPhiladelphia
$310
Southwest
Jun 16
PHL9:35 amPhiladelphia
11h 30m
2 stops
HOU8:05 pmHouston Hobby
Jun 17
HOU5:00 amHouston Hobby
11h 25m
1 stop
PHL5:25 pmPhiladelphia
$315

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
May 28
PHL5:17 amPhiladelphia
7h 54m
1 stop
HOU12:11 pmHouston Hobby
May 30
HOU6:00 amHouston Hobby
8h 00m
1 stop
PHL3:00 pmPhiladelphia
$299
Delta
May 29
PHL10:32 amPhiladelphia
6h 37m
1 stop
HOU4:09 pmHouston Hobby
Jun 1
HOU1:06 pmHouston Hobby
8h 06m
1 stop
PHL10:12 pmPhiladelphia
$314
Delta
Jun 5
PHL4:06 pmPhiladelphia
7h 20m
1 stop
HOU10:26 pmHouston Hobby
Jun 7
HOU6:00 amHouston Hobby
8h 03m
1 stop
PHL3:03 pmPhiladelphia
$329

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Houston 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 May 3, 2026.
Use the filters below to find and compare flights from Philadelphia to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 5/20

4:47 pm-11:42 am

1 stop19h 55m

Houston George Bush Intcntl

Tue 5/26

8:02 pm-7:12 am

1 stop10h 10m

$190

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 5/23

3:10 pm-8:32 pm

1 stop6h 22m

Houston George Bush Intcntl

Wed 5/27

5:45 am-12:44 am

2 stops41h 59m

$191

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 5/26

7:20 am-12:34 pm

1 stop6h 14m

Houston George Bush Intcntl

Wed 5/27

5:45 am-9:25 am

2 stops26h 40m

$192

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 6/3

6:45 am-9:03 am

1 stop27h 18m

Houston George Bush Intcntl

Sat 6/6

8:39 am-11:58 pm

1 stop14h 19m

$193

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 5/20

8:35 pm-10:44 am

1 stop15h 09m

Houston George Bush Intcntl

Tue 5/26

7:44 pm-8:59 am

1 stop12h 15m

$194

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 5/27

6:45 am-3:03 pm

1 stop9h 18m

Houston George Bush Intcntl

Sat 5/30

8:29 am-11:58 pm

1 stop14h 29m

$195

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Thu 5/28

5:17 am-12:11 pm

1 stop7h 54m

Houston Hobby

Sat 5/30

6:00 am-3:00 pm

1 stop8h 00m

$299
Quickest round-trip

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 6/9

1:50 pm-8:05 pm

2 stops7h 15m

Houston Hobby

Wed 6/10

4:00 pm-10:20 pm

1 stop5h 20m

$304

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 6/16

9:35 am-8:05 pm

2 stops11h 30m

Houston Hobby

Tue 6/23

7:35 am-1:30 pm

1 stop4h 55m

$310

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Fri 5/29

10:32 am-4:09 pm

1 stop6h 37m

Houston Hobby

Mon 6/1

1:06 pm-10:12 pm

1 stop8h 06m

$314

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

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?

What is the cheapest month to fly to Houston?

The month of December is, on average, the cheapest month to fly to Houston from Philadelphia, with most prices found around $20. The month of August is another great option to travel to Houston, with average flight prices from Philadelphia averaging around $55.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Philadelphia to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $280. Try not to purchase tickets in the morning because they tend to be around $378. 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 flight route?

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

How far in advance should I book a flight from Philadelphia to Houston?

You are more likely to see cheaper flights to Houston from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $328 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Philadelphia for as low as $232 on momondo.

Cheap Philadelphia to Houston flight deals and tips

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

Fastest flight time

3h 29m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Philadelphia to Houston takes 3h 29m
Direct flights go from Philadelphia to Houston every day.
There are 2 airports in Houston. From Philadelphia there are direct flights to Houston George Bush Intcntl (IAH).
Search flight deals

Frequently asked questions about flying from Philadelphia to Houston

  • How far is Philadelphia to Houston by plane?

    There are 1339.5 mi between Philadelphia and Houston. Typically, this will take 3h 29m by plane in normal conditions.

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

    Prices for flights from Philadelphia Airport to Houston were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Philadelphia to Houston

Compare and see reviews for airlines that fly from Philadelphia to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $100Free CancellationRating
6.3
8,634 reviews
Search Spirit Airlines flights
FrontierPriceFrom $116Free CancellationRating
5.6
2,968 reviews
Search Frontier flights
JetBluePriceFrom $127Free CancellationRating
7.1
2,966 reviews
Search JetBlue flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,311 reviews
Search Southwest flights
American AirlinesPriceFrom $218Free CancellationRating
7.1
11,673 reviews
Search American Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,682 reviews
Search United Airlines flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,460 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Houston. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Philadelphia to Houston flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Philadelphia and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Philadelphia and alert you when they change.

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