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Cheap flights from Philadelphia to Houston from $101

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 2/21. 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
7:30 am - 1:06 pm
PHL
-
IAH
6h 36m
1 stop
Frontier Logo
6:07 pm - 1:01 am
IAH
-
PHL
5h 54m
1 stop
$199Frontier
vie., feb. 20 - lun., feb. 23
Multiple Airlines Logo
8:20 am - 11:19 am
PHL
-
IAH
3h 59mnonstop
Multiple Airlines Logo
7:35 am - 7:40 pm
IAH
-
PHL
11h 05m
1 stop
$200Multiple Airlines
lun., mar. 16 - vie., mar. 20
Spirit Airlines Logo
9:43 pm - 10:18 am
PHL
-
IAH
13h 35m
1 stop
Spirit Airlines Logo
4:22 pm - 8:39 am
IAH
-
PHL
15h 17m
1 stop
$201Spirit Airlines
lun., abr. 6 - jue., abr. 9
Multiple Airlines Logo
5:26 pm - 12:18 am
PHL
-
IAH
7h 52m
1 stop
Multiple Airlines Logo
3:06 pm - 8:44 am
IAH
-
PHL
16h 38m
1 stop
$202Multiple Airlines
sáb., feb. 14 - dom., feb. 22
Spirit Airlines Logo
12:40 pm - 8:23 pm
PHL
-
IAH
8h 43m
1 stop
Spirit Airlines Logo
4:20 pm - 11:16 pm
IAH
-
PHL
5h 56m
1 stop
$203Spirit Airlines
mar., feb. 10 - dom., feb. 15
Spirit Airlines Logo
9:39 am - 11:59 pm
PHL
-
IAH
15h 20m
1 stop
Spirit Airlines Logo
7:21 am - 8:44 am
IAH
-
PHL
24h 23m
1 stop
$204Spirit Airlines
mié., feb. 18 - dom., feb. 22
Delta Logo
5:40 am - 10:23 am
PHL
-
HOU
5h 43m
1 stop
Delta Logo
10:06 am - 4:54 pm
HOU
-
PHL
5h 48m
1 stop
$259Delta
mié., mar. 25 - sáb., mar. 28
Southwest Logo
12:15 pm - 6:20 pm
PHL
-
HOU
7h 05m
1 stop
Southwest Logo
7:30 am - 5:25 pm
HOU
-
PHL
8h 55m
2 stops
$264Southwest
mié., feb. 25 - mié., mar. 4
Delta Logo
4:59 pm - 10:28 pm
PHL
-
HOU
6h 29m
1 stop
Delta Logo
5:19 pm - 12:24 am
HOU
-
PHL
6h 05m
1 stop
$269Delta
mié., feb. 18 - lun., feb. 23
Southwest Logo
5:00 am - 3:20 pm
PHL
-
HOU
11h 20m
2 stops
Southwest Logo
7:30 am - 2:45 pm
HOU
-
PHL
6h 15m
1 stop
$274Southwest
jue., feb. 19 - dom., feb. 22

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
Mar 25
PHL5:40 amPhiladelphia
5h 43m
1 stop
HOU10:23 amHouston Hobby
Mar 28
HOU10:06 amHouston Hobby
5h 48m
1 stop
PHL4:54 pmPhiladelphia
$259
Delta
Feb 18
PHL4:59 pmPhiladelphia
6h 29m
1 stop
HOU10:28 pmHouston Hobby
Feb 23
HOU5:19 pmHouston Hobby
6h 05m
1 stop
PHL12:24 amPhiladelphia
$269
Delta
Mar 16
PHL6:25 pmPhiladelphia
5h 17m
1 stop
HOU10:42 pmHouston Hobby
Mar 20
HOU5:22 pmHouston Hobby
6h 35m
1 stop
PHL12:57 amPhiladelphia
$279

Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
Feb 25
PHL12:15 pmPhiladelphia
7h 05m
1 stop
HOU6:20 pmHouston Hobby
Mar 4
HOU7:30 amHouston Hobby
8h 55m
2 stops
PHL5:25 pmPhiladelphia
$264
Southwest
Feb 19
PHL5:00 amPhiladelphia
11h 20m
2 stops
HOU3:20 pmHouston Hobby
Feb 22
HOU7:30 amHouston Hobby
6h 15m
1 stop
PHL2:45 pmPhiladelphia
$274
Southwest
Feb 25
PHL5:40 amPhiladelphia
13h 10m
2 stops
HOU5:50 pmHouston Hobby
Mar 4
HOU9:05 amHouston Hobby
7h 20m
2 stops
PHL5:25 pmPhiladelphia
$275

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 enero 28, 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

vie. 2/20

7:30 am-1:06 pm

1 stop6h 36m

Houston George Bush Intcntl

lun. 2/23

6:07 pm-1:01 am

1 stop5h 54m

$199

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

lun. 3/16

8:20 am-11:19 am

Nonstop3h 59m

Houston George Bush Intcntl

vie. 3/20

7:35 am-7:40 pm

1 stop11h 05m

$200

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

lun. 4/6

9:43 pm-10:18 am

1 stop13h 35m

Houston George Bush Intcntl

jue. 4/9

4:22 pm-8:39 am

1 stop15h 17m

$201

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

sáb. 2/14

5:26 pm-12:18 am

1 stop7h 52m

Houston George Bush Intcntl

dom. 2/22

3:06 pm-8:44 am

1 stop16h 38m

$202

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

mar. 2/10

12:40 pm-8:23 pm

1 stop8h 43m

Houston George Bush Intcntl

dom. 2/15

4:20 pm-11:16 pm

1 stop5h 56m

$203

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

mié. 2/18

9:39 am-11:59 pm

1 stop15h 20m

Houston George Bush Intcntl

dom. 2/22

7:21 am-8:44 am

1 stop24h 23m

$204

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

mié. 3/25

5:40 am-10:23 am

1 stop5h 43m

Houston Hobby

sáb. 3/28

10:06 am-4:54 pm

1 stop5h 48m

$259

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

mié. 2/25

12:15 pm-6:20 pm

1 stop7h 05m

Houston Hobby

mié. 3/4

7:30 am-5:25 pm

2 stops8h 55m

$264

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

mié. 2/18

4:59 pm-10:28 pm

1 stop6h 29m

Houston Hobby

lun. 2/23

5:19 pm-12:24 am

1 stop6h 05m

$269

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

jue. 2/19

5:00 am-3:20 pm

2 stops11h 20m

Houston Hobby

dom. 2/22

7:30 am-2:45 pm

1 stop6h 15m

$274

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 $252. Try not to purchase tickets in the morning because they tend to be around $382. 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 $322 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 28m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Philadelphia to Houston takes 3h 28m
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 28m 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 $82Free CancellationRating
6.3
8,386 reviews
Search Spirit Airlines flights
FrontierPriceFrom $103Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,268 reviews
Search Southwest flights
American AirlinesPriceFrom $214Free CancellationRating
7.2
11,201 reviews
Search American Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,208 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,123 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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