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Cheap flights from Philadelphia to Houston from $82

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 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Frontier Logo
5:01 am - 4:09 pmPHL-IAH
12h 08m1 stop
Frontier Logo
9:20 pm - 4:35 pmIAH-PHL
18h 15m2 stops
$187Frontier
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Sun, Oct 5 - Mon, Oct 6
Frontier Logo
5:20 am - 4:47 pmPHL-IAH
12h 27m1 stop
Frontier Logo
8:00 pm - 11:00 amIAH-PHL
14h 00m2 stops
$188Frontier
Find Deal
Thu, Oct 9 - Sat, Oct 11
Spirit Airlines Logo
10:41 am - 9:07 pmPHL-IAH
11h 26m2 stops
Spirit Airlines Logo
1:09 pm - 11:36 pmIAH-PHL
9h 27m1 stop
$189Spirit Airlines
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Fri, Oct 3 - Tue, Oct 7
Frontier Logo
5:30 am - 8:59 pmPHL-IAH
16h 29m2 stops
Frontier Logo
12:42 pm - 10:59 pmIAH-PHL
9h 17m1 stop
$190Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13
Spirit Airlines Logo
9:11 pm - 8:32 amPHL-IAH
12h 21m1 stop
Spirit Airlines Logo
11:54 am - 12:32 amIAH-PHL
11h 38m1 stop
$196Spirit Airlines
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Fri, Dec 5 - Sun, Dec 7
Southwest Logo
6:30 pm - 10:45 pmPHL-HOU
5h 15m1 stop
Southwest Logo
7:10 am - 3:20 pmHOU-PHL
7h 10m1 stop
$217Southwest
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Tue, Oct 7 - Wed, Oct 8
United Airlines Logo
8:00 pm - 12:29 amPHL-IAH
5h 29m1 stop
United Airlines Logo
7:25 am - 11:40 amIAH-PHL
3h 15mnonstop
$218United Airlines
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Wed, Nov 5 - Thu, Nov 13
Southwest Logo
5:00 am - 12:50 pmPHL-HOU
8h 50m1 stop
Southwest Logo
11:15 am - 6:55 pmHOU-PHL
6h 40m1 stop
$221Southwest
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Thu, Oct 23 - Mon, Oct 27
United Airlines Logo
8:05 am - 10:40 amPHL-IAH
3h 35mnonstop
United Airlines Logo
5:00 am - 11:56 amIAH-PHL
5h 56m1 stop
$229United Airlines
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Thu, Oct 9 - Thu, Oct 16
American Airlines Logo
6:35 pm - 9:30 pmPHL-IAH
3h 55mnonstop
American Airlines Logo
6:30 am - 10:40 amIAH-PHL
3h 10mnonstop
$234American Airlines
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Fri, Nov 21 - Mon, Nov 24

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
Nov 4
PHL5:02 pmPhiladelphia
6h 58m
1 stop
HOU11:00 pmHouston Hobby
Nov 12
HOU6:00 amHouston Hobby
6h 25m
1 stop
PHL1:25 pmPhiladelphia
$237
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Delta
Oct 18
PHL6:18 pmPhiladelphia
5h 42m
1 stop
HOU11:00 pmHouston Hobby
Oct 21
HOU6:44 pmHouston Hobby
5h 08m
1 stop
PHL12:52 amPhiladelphia
$238
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Delta
Nov 22
PHL6:00 amPhiladelphia
5h 51m
1 stop
IAH10:51 amHouston George Bush Intcntl
Nov 24
IAH12:35 pmHouston George Bush Intcntl
4h 45m
1 stop
PHL6:20 pmPhiladelphia
$239
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Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
Oct 7
PHL6:30 pmPhiladelphia
5h 15m
1 stop
HOU10:45 pmHouston Hobby
Oct 8
HOU7:10 amHouston Hobby
7h 10m
1 stop
PHL3:20 pmPhiladelphia
$217
Find similar
Southwest
Oct 23
PHL5:00 amPhiladelphia
8h 50m
1 stop
HOU12:50 pmHouston Hobby
Oct 27
HOU11:15 amHouston Hobby
6h 40m
1 stop
PHL6:55 pmPhiladelphia
$221
Find similar
Southwest
Oct 7
PHL6:30 pmPhiladelphia
5h 15m
1 stop
HOU10:45 pmHouston Hobby
Oct 8
HOU5:25 amHouston Hobby
7h 40m
2 stops
PHL2:05 pmPhiladelphia
$222
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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 September 15, 2025.
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

Sun 10/5

5:01 am-4:09 pm

1 stop12h 08m

Houston George Bush Intcntl

Mon 10/6

9:20 pm-4:35 pm

2 stops18h 15m

$187

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 10/9

5:20 am-4:47 pm

1 stop12h 27m

Houston George Bush Intcntl

Sat 10/11

8:00 pm-11:00 am

2 stops14h 00m

$188

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 10/3

10:41 am-9:07 pm

2 stops11h 26m

Houston George Bush Intcntl

Tue 10/7

1:09 pm-11:36 pm

1 stop9h 27m

$189

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 10/10

5:30 am-8:59 pm

2 stops16h 29m

Houston George Bush Intcntl

Mon 10/13

12:42 pm-10:59 pm

1 stop9h 17m

$190

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 12/5

9:11 pm-8:32 am

1 stop12h 21m

Houston George Bush Intcntl

Sun 12/7

11:54 am-12:32 am

1 stop11h 38m

$196

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 10/7

6:30 pm-10:45 pm

1 stop5h 15m

Houston Hobby

Wed 10/8

7:10 am-3:20 pm

1 stop7h 10m

$217

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 11/5

8:00 pm-12:29 am

1 stop5h 29m

Houston George Bush Intcntl

Thu 11/13

7:25 am-11:40 am

Nonstop3h 15m

$218

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Thu 10/23

5:00 am-12:50 pm

1 stop8h 50m

Houston Hobby

Mon 10/27

11:15 am-6:55 pm

1 stop6h 40m

$221

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 10/9

8:05 am-10:40 am

Nonstop3h 35m

Houston George Bush Intcntl

Thu 10/16

5:00 am-11:56 am

1 stop5h 56m

$229

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 11/21

6:35 pm-9:30 pm

Nonstop3h 55m

Houston George Bush Intcntl

Mon 11/24

6:30 am-10:40 am

Nonstop3h 10m

$234

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 September is, on average, the cheapest month to fly to Houston from Philadelphia, with most prices found around $251. 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 day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Philadelphia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $219. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Monday is $298.

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 $178. Try not to purchase tickets in the morning because they tend to be around $409. 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 $315 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 $240 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 32m

Direct flights

Every day

Airports in Houston

1 airport
The fastest flight from Philadelphia to Houston takes 3h 32m
Direct flights go from Philadelphia to Houston every day.
There is 1 airport near Houston: Houston George Bush Intcntl (IAH)
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  • How far is Philadelphia to Houston by plane?

    There are 1339.5 mi between Philadelphia and Houston. Typically, this will take 3h 35m 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 $74Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
FrontierPriceFrom $110Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
American AirlinesPriceFrom $198Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
DeltaPriceFrom $216Free CancellationRating
7.9
7,954 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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