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Cheap flights from Philadelphia to Houston from $118

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 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
5:32 pm - 8:02 am
PHL
-
IAH
15h 30m
1 stop
Frontier Logo
10:36 am - 3:07 pm
IAH
-
PHL
3h 31mnonstop
$209Frontier
Thu, Jun 11 - Wed, Jun 17
Frontier Logo
5:32 pm - 8:02 am
PHL
-
IAH
15h 30m
1 stop
Frontier Logo
8:55 pm - 7:19 am
IAH
-
PHL
9h 24m
1 stop
$211Frontier
Thu, Jun 11 - Wed, Jun 17
Frontier Logo
3:49 pm - 11:49 am
PHL
-
IAH
21h 00m
1 stop
Frontier Logo
8:55 pm - 7:19 am
IAH
-
PHL
9h 24m
1 stop
$216Frontier
Tue, Jun 16 - Wed, Jun 17
Frontier Logo
8:00 am - 10:56 am
PHL
-
IAH
3h 56mnonstop
Frontier Logo
10:51 am - 3:16 pm
IAH
-
PHL
3h 25mnonstop
$217Frontier
Sat, Jun 6 - Mon, Jun 8
Delta Logo
12:11 pm - 4:23 pm
PHL
-
HOU
5h 12m
1 stop
Delta Logo
10:05 am - 5:15 pm
HOU
-
PHL
6h 10m
1 stop
$299Delta
Wed, Aug 26 - Sat, Oct 24
Delta Logo
5:12 pm - 9:43 pm
PHL
-
HOU
5h 31m
1 stop
Delta Logo
10:09 am - 5:22 pm
HOU
-
PHL
6h 13m
1 stop
$314Delta
Thu, Jun 18 - Tue, Jun 23
Delta Logo
11:16 am - 4:23 pm
PHL
-
HOU
6h 07m
1 stop
Delta Logo
10:40 am - 5:12 pm
HOU
-
PHL
5h 32m
1 stop
$319Delta
Sat, Jul 11 - Tue, Jul 14
Southwest Logo
8:25 pm - 12:45 am
PHL
-
HOU
5h 20m
1 stop
Southwest Logo
5:40 pm - 12:20 am
HOU
-
PHL
5h 40m
1 stop
$329Southwest
Thu, Jun 11 - Mon, Jun 15
Southwest Logo
9:00 am - 6:15 pm
PHL
-
HOU
10h 15m
2 stops
Southwest Logo
5:40 pm - 12:20 am
HOU
-
PHL
5h 40m
1 stop
$334Southwest
Thu, Jun 11 - Mon, Jun 15
Southwest Logo
1:50 pm - 8:05 pm
PHL
-
HOU
7h 15m
2 stops
Southwest Logo
5:05 am - 5:15 pm
HOU
-
PHL
11h 10m
1 stop
$340Southwest
Tue, Jun 9 - Thu, Jun 11

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
Jul 4
PHL11:16 amPhiladelphia
6h 11m
1 stop
HOU4:27 pmHouston Hobby
Jul 7
HOU6:00 amHouston Hobby
8h 02m
1 stop
PHL3:02 pmPhiladelphia
$299
Delta
Jun 18
PHL5:12 pmPhiladelphia
5h 31m
1 stop
HOU9:43 pmHouston Hobby
Jun 23
HOU10:09 amHouston Hobby
6h 13m
1 stop
PHL5:22 pmPhiladelphia
$314
Delta
Jul 11
PHL11:16 amPhiladelphia
6h 07m
1 stop
HOU4:23 pmHouston Hobby
Jul 14
HOU10:40 amHouston Hobby
5h 32m
1 stop
PHL5:12 pmPhiladelphia
$319

American Airlines flights from Philadelphia to Houston

Our best American Airlines deals on Philadelphia to Houston flight tickets
American Airlines
Jul 15
PHL12:52 pmPhiladelphia
8h 05m
1 stop
HOU7:57 pmHouston Hobby
Jul 19
HOU4:14 pmHouston Hobby
7h 21m
1 stop
PHL12:35 amPhiladelphia
$415
American Airlines
Jun 1
PHL5:23 pmPhiladelphia
7h 36m
1 stop
HOU11:59 pmHouston Hobby
Jun 7
HOU6:03 amHouston Hobby
5h 58m
1 stop
PHL1:01 pmPhiladelphia
$445

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 19, 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

Thu 6/11

5:32 pm-8:02 am

1 stop15h 30m

Houston George Bush Intcntl

Wed 6/17

10:36 am-3:07 pm

Nonstop3h 31m

$209

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 6/11

5:32 pm-8:02 am

1 stop15h 30m

Houston George Bush Intcntl

Wed 6/17

8:55 pm-7:19 am

1 stop9h 24m

$211

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 6/16

3:49 pm-11:49 am

1 stop21h 00m

Houston George Bush Intcntl

Wed 6/17

8:55 pm-7:19 am

1 stop9h 24m

$216
Quickest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 6/6

8:00 am-10:56 am

Nonstop3h 56m

Houston George Bush Intcntl

Mon 6/8

10:51 am-3:16 pm

Nonstop3h 25m

$217

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 8/26

12:11 pm-4:23 pm

1 stop5h 12m

Houston Hobby

Sat 10/24

10:05 am-5:15 pm

1 stop6h 10m

$299

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Thu 6/18

5:12 pm-9:43 pm

1 stop5h 31m

Houston Hobby

Tue 6/23

10:09 am-5:22 pm

1 stop6h 13m

$314

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Sat 7/11

11:16 am-4:23 pm

1 stop6h 07m

Houston Hobby

Tue 7/14

10:40 am-5:12 pm

1 stop5h 32m

$319

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Thu 6/11

8:25 pm-12:45 am

1 stop5h 20m

Houston Hobby

Mon 6/15

5:40 pm-12:20 am

1 stop5h 40m

$329

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Thu 6/11

9:00 am-6:15 pm

2 stops10h 15m

Houston Hobby

Mon 6/15

5:40 pm-12:20 am

1 stop5h 40m

$334

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 6/9

1:50 pm-8:05 pm

2 stops7h 15m

Houston Hobby

Thu 6/11

5:05 am-5:15 pm

1 stop11h 10m

$340

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 $305. Try not to purchase tickets in the morning because they tend to be around $384. 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 $329 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 $245 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 $86Free CancellationRating
6.2
8,616 reviews
Search Spirit Airlines flights
FrontierPriceFrom $121Free CancellationRating
5.6
2,946 reviews
Search Frontier flights
JetBluePriceFrom $127Free CancellationRating
7.1
2,979 reviews
Search JetBlue flights
SouthwestPriceFrom $171Free CancellationRating
7.9
4,286 reviews
Search Southwest flights
American AirlinesPriceFrom $219Free CancellationRating
7.1
11,648 reviews
Search American Airlines flights
United AirlinesPriceFrom $220Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,450 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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