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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 3/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:43 pm - 1:20 pm
PHL
-
IAH
17h 37m2 stops
Multiple Airlines Logo
3:18 pm - 10:37 am
IAH
-
PHL
18h 19m1 stop
$202Multiple Airlines
Sat, Jan 17 - Tue, Jan 20
Multiple Airlines Logo
9:02 pm - 9:00 am
PHL
-
IAH
12h 58m1 stop
Multiple Airlines Logo
6:05 pm - 8:47 am
IAH
-
PHL
13h 42m2 stops
$203Multiple Airlines
Fri, Feb 6 - Sun, Feb 8
Southwest Logo
6:10 am - 10:45 am
PHL
-
HOU
5h 35m1 stop
Southwest Logo
2:10 pm - 10:00 pm
HOU
-
PHL
6h 50m1 stop
$204Southwest
Wed, Jan 28 - Wed, Jan 28
Multiple Airlines Logo
8:06 am - 6:31 pm
PHL
-
IAH
11h 25m2 stops
Multiple Airlines Logo
9:23 am - 6:11 pm
IAH
-
PHL
7h 48m1 stop
$204Multiple Airlines
Fri, Feb 27 - Sun, Mar 1
Frontier Logo
8:00 am - 10:59 am
PHL
-
IAH
3h 59mnonstop
Frontier Logo
6:00 pm - 12:52 am
IAH
-
PHL
5h 52m1 stop
$205Frontier
Mon, Mar 9 - Wed, Mar 11
Frontier Logo
8:20 am - 11:19 am
PHL
-
IAH
3h 59mnonstop
Frontier Logo
12:14 pm - 4:34 pm
IAH
-
PHL
3h 20mnonstop
$206Frontier
Fri, Mar 13 - Mon, Mar 16
Southwest Logo
4:55 pm - 10:40 pm
PHL
-
HOU
6h 45m1 stop
Southwest Logo
6:00 am - 11:35 am
HOU
-
PHL
4h 35m1 stop
$206Southwest
Tue, Mar 17 - Sat, Mar 21
Spirit Airlines Logo
5:57 pm - 11:56 pm
PHL
-
IAH
6h 59m1 stop
Spirit Airlines Logo
5:45 am - 7:30 pm
IAH
-
PHL
12h 45m1 stop
$207Spirit Airlines
Thu, Apr 9 - Tue, Apr 14
Frontier Logo
8:20 am - 11:19 am
PHL
-
IAH
3h 59mnonstop
Frontier Logo
11:54 am - 4:13 pm
IAH
-
PHL
3h 19mnonstop
$208Frontier
Mon, Mar 30 - Thu, Apr 2
JetBlue Logo
6:00 am - 1:59 pm
PHL
-
IAH
8h 59m1 stop
JetBlue Logo
2:55 pm - 10:36 pm
IAH
-
PHL
6h 41m1 stop
$210JetBlue
Fri, Mar 6 - Tue, Mar 10

Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
Jan 28
PHL6:10 amPhiladelphia
5h 35m
1 stop
HOU10:45 amHouston Hobby
Jan 28
HOU2:10 pmHouston Hobby
6h 50m
1 stop
PHL10:00 pmPhiladelphia
$204
Find similar
Southwest
Mar 17
PHL4:55 pmPhiladelphia
6h 45m
1 stop
HOU10:40 pmHouston Hobby
Mar 21
HOU6:00 amHouston Hobby
4h 35m
1 stop
PHL11:35 amPhiladelphia
$206
Find similar
Southwest
Jan 28
PHL5:40 amPhiladelphia
13h 10m
2 stops
HOU5:50 pmHouston Hobby
Feb 4
HOU12:30 pmHouston Hobby
8h 30m
2 stops
PHL10:00 pmPhiladelphia
$209
Find similar

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
Feb 7
PHL11:47 amPhiladelphia
5h 23m
1 stop
HOU4:10 pmHouston Hobby
Feb 14
HOU10:50 amHouston Hobby
5h 00m
1 stop
PHL4:50 pmPhiladelphia
$239
Find similar
Delta
Apr 9
PHL6:55 amPhiladelphia
7h 33m
1 stop
HOU1:28 pmHouston Hobby
Apr 14
HOU6:00 amHouston Hobby
4h 57m
1 stop
PHL11:57 amPhiladelphia
$276
Find similar
Delta
Feb 6
PHL5:40 amPhiladelphia
5h 41m
1 stop
HOU10:21 amHouston Hobby
Feb 10
HOU5:45 amHouston Hobby
6h 37m
1 stop
PHL1:22 pmPhiladelphia
$279
Find similar

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 January 6, 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

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 1/17

8:43 pm-1:20 pm

2 stops17h 37m

Houston George Bush Intcntl

Tue 1/20

3:18 pm-10:37 am

1 stop18h 19m

$202

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 2/6

9:02 pm-9:00 am

1 stop12h 58m

Houston George Bush Intcntl

Sun 2/8

6:05 pm-8:47 am

2 stops13h 42m

$203

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 1/28

6:10 am-10:45 am

1 stop5h 35m

Houston Hobby

Wed 1/28

2:10 pm-10:00 pm

1 stop6h 50m

$204

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 2/27

8:06 am-6:31 pm

2 stops11h 25m

Houston George Bush Intcntl

Sun 3/1

9:23 am-6:11 pm

1 stop7h 48m

$204

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Mon 3/9

8:00 am-10:59 am

Nonstop3h 59m

Houston George Bush Intcntl

Wed 3/11

6:00 pm-12:52 am

1 stop5h 52m

$205

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 3/13

8:20 am-11:19 am

Nonstop3h 59m

Houston George Bush Intcntl

Mon 3/16

12:14 pm-4:34 pm

Nonstop3h 20m

$206

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 3/17

4:55 pm-10:40 pm

1 stop6h 45m

Houston Hobby

Sat 3/21

6:00 am-11:35 am

1 stop4h 35m

$206

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 4/9

5:57 pm-11:56 pm

1 stop6h 59m

Houston George Bush Intcntl

Tue 4/14

5:45 am-7:30 pm

1 stop12h 45m

$207

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Mon 3/30

8:20 am-11:19 am

Nonstop3h 59m

Houston George Bush Intcntl

Thu 4/2

11:54 am-4:13 pm

Nonstop3h 19m

$208

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 3/6

6:00 am-1:59 pm

1 stop8h 59m

Houston George Bush Intcntl

Tue 3/10

2:55 pm-10:36 pm

1 stop6h 41m

$210

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 cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Philadelphia, with most prices found around $269. The month of August is another great option to travel to Houston, with average flight prices from Philadelphia averaging around $272.

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 $239. Try not to purchase tickets in the morning because they tend to be around $395. 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 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 $323 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 $234 on momondo.

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

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

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 33m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Philadelphia to Houston takes 3h 33m
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

  • How far is Philadelphia to Houston by plane?

    There are 1339.5 mi between Philadelphia and Houston. Typically, this will take 3h 33m 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 $105Free CancellationRating
6.3
8,273 reviews
Search Spirit Airlines flights
FrontierPriceFrom $112Free CancellationRating
5.7
3,064 reviews
Search Frontier flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,247 reviews
Search Southwest flights
American AirlinesPriceFrom $214Free CancellationRating
7.2
11,083 reviews
Search American Airlines flights
United AirlinesPriceFrom $222Free CancellationRating
7.4
9,132 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,017 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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