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Cheap flights from Philadelphia to Houston from $104

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 6/4. 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
7:00 am - 9:56 am
PHL
-
IAH
3h 56mnonstop
Frontier Logo
7:44 pm - 8:59 am
IAH
-
PHL
12h 15m
1 stop
$189Frontier
Mon, May 11 - Tue, May 19
Multiple Airlines Logo
6:00 am - 11:36 pm
PHL
-
IAH
18h 36m
1 stop
Multiple Airlines Logo
5:45 am - 11:53 pm
IAH
-
PHL
17h 08m
2 stops
$190Multiple Airlines
Wed, May 20 - Wed, May 27
Frontier Logo
8:35 pm - 1:44 pm
PHL
-
IAH
18h 09m
1 stop
Frontier Logo
7:44 pm - 11:54 am
IAH
-
PHL
15h 10m
1 stop
$191Frontier
Fri, May 15 - Tue, May 19
Frontier Logo
8:35 pm - 1:44 pm
PHL
-
IAH
18h 09m
1 stop
Frontier Logo
10:51 am - 3:16 pm
IAH
-
PHL
3h 25mnonstop
$192Frontier
Fri, May 15 - Mon, May 18
Frontier Logo
4:35 pm - 1:44 pm
PHL
-
IAH
22h 09m
2 stops
Frontier Logo
9:17 pm - 11:48 pm
IAH
-
PHL
25h 31m
1 stop
$193Frontier
Fri, May 15 - Mon, May 18
Frontier Logo
6:00 am - 3:03 pm
PHL
-
IAH
10h 03m
1 stop
Frontier Logo
9:45 am - 4:48 pm
IAH
-
PHL
6h 03m
1 stop
$194Frontier
Thu, May 28 - Tue, Jun 2
Multiple Airlines Logo
12:00 pm - 4:16 pm
PHL
-
IAH
29h 16m
1 stop
Multiple Airlines Logo
11:12 am - 1:17 am
IAH
-
PHL
13h 05m
2 stops
$195Multiple Airlines
Tue, May 12 - Wed, Jun 10
Southwest Logo
6:35 pm - 11:05 pm
PHL
-
HOU
5h 30m
1 stop
Southwest Logo
5:40 am - 11:40 am
HOU
-
PHL
5h 00m
1 stop
$264Southwest
Wed, May 27 - Sun, May 31
Southwest Logo
4:30 pm - 9:05 pm
PHL
-
HOU
5h 35m
1 stop
Southwest Logo
5:40 am - 5:50 pm
HOU
-
PHL
11h 10m
1 stop
$265Southwest
Sat, May 23 - Sat, May 30
Southwest Logo
6:20 am - 10:45 am
PHL
-
HOU
5h 25m
1 stop
Southwest Logo
4:00 pm - 12:20 am
HOU
-
PHL
7h 20m
2 stops
$266Southwest
Tue, Jun 2 - Mon, Jun 8

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Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
May 28
PHL5:17 pmPhiladelphia
6h 09m
1 stop
HOU10:26 pmHouston Hobby
Jun 6
HOU10:27 amHouston Hobby
5h 13m
1 stop
PHL4:40 pmPhiladelphia
$299
Delta
May 30
PHL4:06 pmPhiladelphia
7h 20m
1 stop
HOU10:26 pmHouston Hobby
Jun 1
HOU6:00 amHouston Hobby
8h 00m
1 stop
PHL3:00 pmPhiladelphia
$314
Delta
Aug 14
PHL2:27 pmPhiladelphia
8h 08m
1 stop
HOU9:35 pmHouston Hobby
Aug 17
HOU6:00 amHouston Hobby
8h 02m
1 stop
PHL3:02 pmPhiladelphia
$329

Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
May 26
PHL6:35 pmPhiladelphia
5h 30m
1 stop
HOU11:05 pmHouston Hobby
Jun 2
HOU1:00 pmHouston Hobby
8h 00m
1 stop
PHL10:00 pmPhiladelphia
$218
Southwest
May 26
PHL6:35 pmPhiladelphia
5h 30m
1 stop
HOU11:05 pmHouston Hobby
Jun 2
HOU8:55 amHouston Hobby
6h 55m
2 stops
PHL4:50 pmPhiladelphia
$236
Southwest
Jun 6
PHL7:15 pmPhiladelphia
5h 30m
1 stop
HOU11:45 pmHouston Hobby
Jun 10
HOU6:00 amHouston Hobby
5h 15m
1 stop
PHL12:15 pmPhiladelphia
$239

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 April 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

Cheapest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Mon 5/11

7:00 am-9:56 am

Nonstop3h 56m

Houston George Bush Intcntl

Tue 5/19

7:44 pm-8:59 am

1 stop12h 15m

$189

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 5/20

6:00 am-11:36 pm

1 stop18h 36m

Houston George Bush Intcntl

Wed 5/27

5:45 am-11:53 pm

2 stops17h 08m

$190

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 5/15

8:35 pm-1:44 pm

1 stop18h 09m

Houston George Bush Intcntl

Tue 5/19

7:44 pm-11:54 am

1 stop15h 10m

$191

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 5/15

8:35 pm-1:44 pm

1 stop18h 09m

Houston George Bush Intcntl

Mon 5/18

10:51 am-3:16 pm

Nonstop3h 25m

$192

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 5/15

4:35 pm-1:44 pm

2 stops22h 09m

Houston George Bush Intcntl

Mon 5/18

9:17 pm-11:48 pm

1 stop25h 31m

$193

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 5/28

6:00 am-3:03 pm

1 stop10h 03m

Houston George Bush Intcntl

Tue 6/2

9:45 am-4:48 pm

1 stop6h 03m

$194

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 5/12

12:00 pm-4:16 pm

1 stop29h 16m

Houston George Bush Intcntl

Wed 6/10

11:12 am-1:17 am

2 stops13h 05m

$195
Quickest round-trip

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 5/27

6:35 pm-11:05 pm

1 stop5h 30m

Houston Hobby

Sun 5/31

5:40 am-11:40 am

1 stop5h 00m

$264

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Sat 5/23

4:30 pm-9:05 pm

1 stop5h 35m

Houston Hobby

Sat 5/30

5:40 am-5:50 pm

1 stop11h 10m

$265

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 6/2

6:20 am-10:45 am

1 stop5h 25m

Houston Hobby

Mon 6/8

4:00 pm-12:20 am

2 stops7h 20m

$266

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
8,631 reviews
Search Spirit Airlines flights
FrontierPriceFrom $116Free CancellationRating
5.6
2,970 reviews
Search Frontier flights
JetBluePriceFrom $127Free CancellationRating
7.1
2,967 reviews
Search JetBlue flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,314 reviews
Search Southwest flights
American AirlinesPriceFrom $218Free CancellationRating
7.1
11,676 reviews
Search American Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,675 reviews
Search United Airlines flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,466 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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