Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Philadelphia to Houston from $73

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 12/4. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Philadelphia to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 12:28 pmPHL-IAH
7h 28m1 stop
Frontier Logo
8:17 pm - 11:13 amIAH-PHL
13h 56m2 stops
$171Frontier
Find Deal
Fri, Jan 9 - Sun, Jan 11
Frontier Logo
2:25 pm - 10:55 pmPHL-IAH
9h 30m1 stop
Frontier Logo
7:24 pm - 11:43 pmIAH-PHL
3h 19mnonstop
$172Frontier
Find Deal
Wed, Dec 31 - Mon, Jan 5
Spirit Airlines Logo
8:54 pm - 9:01 amPHL-IAH
13h 07m1 stop
Spirit Airlines Logo
8:10 pm - 8:53 amIAH-PHL
11h 43m1 stop
$173Spirit Airlines
Find Deal
Sat, Nov 22 - Mon, Nov 24
Multiple Airlines Logo
8:00 am - 5:43 pmPHL-IAH
10h 43m1 stop
Multiple Airlines Logo
9:21 pm - 4:31 pmIAH-PHL
18h 10m2 stops
$174Multiple Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
Spirit Airlines Logo
8:54 pm - 9:01 amPHL-IAH
13h 07m1 stop
Spirit Airlines Logo
8:10 pm - 8:53 amIAH-PHL
11h 43m1 stop
$175Spirit Airlines
Find Deal
Sat, Nov 22 - Sun, Nov 23
United Airlines Logo
12:45 pm - 3:31 pmPHL-IAH
3h 46mnonstop
United Airlines Logo
7:20 am - 11:36 amIAH-PHL
3h 16mnonstop
$179United Airlines
Find Deal
Tue, Dec 9 - Tue, Dec 16
Southwest Logo
2:45 pm - 7:35 pmPHL-HOU
5h 50m1 stop
Southwest Logo
12:50 pm - 9:40 pmHOU-PHL
7h 50m1 stop
$189Southwest
Find Deal
Wed, Dec 10 - Tue, Dec 16
Southwest Logo
12:05 pm - 7:50 pmPHL-HOU
8h 45m2 stops
Southwest Logo
5:35 am - 4:20 pmHOU-PHL
9h 45m1 stop
$194Southwest
Find Deal
Wed, Dec 10 - Wed, Dec 17
Delta Logo
8:00 am - 1:28 pmPHL-HOU
6h 28m1 stop
Delta Logo
6:40 pm - 12:36 amHOU-PHL
4h 56m1 stop
$217Delta
Find Deal
Tue, Dec 9 - Sat, Dec 13
Delta Logo
5:01 pm - 10:33 pmPHL-HOU
6h 32m1 stop
Delta Logo
6:00 am - 12:42 pmHOU-PHL
5h 42m1 stop
$228Delta
Find Deal
Sat, Dec 13 - Thu, Jan 1

Delta flights from Philadelphia to Houston

Our best Delta deals on Philadelphia to Houston flight tickets
Delta
Dec 9
PHL8:00 amPhiladelphia
6h 28m
1 stop
HOU1:28 pmHouston Hobby
Dec 13
HOU6:40 pmHouston Hobby
4h 56m
1 stop
PHL12:36 amPhiladelphia
$217
Find similar
Delta
Dec 13
PHL5:01 pmPhiladelphia
6h 32m
1 stop
HOU10:33 pmHouston Hobby
Jan 1
HOU6:00 amHouston Hobby
5h 42m
1 stop
PHL12:42 pmPhiladelphia
$228
Find similar
Delta
Dec 2
PHL10:32 amPhiladelphia
8h 20m
1 stop
HOU5:52 pmHouston Hobby
Dec 15
HOU6:47 pmHouston Hobby
5h 04m
1 stop
PHL12:51 amPhiladelphia
$233
Find similar

Southwest flights from Philadelphia to Houston

Our best Southwest deals on Philadelphia to Houston flight tickets
Southwest
Dec 10
PHL2:45 pmPhiladelphia
5h 50m
1 stop
HOU7:35 pmHouston Hobby
Dec 16
HOU12:50 pmHouston Hobby
7h 50m
1 stop
PHL9:40 pmPhiladelphia
$189
Find similar
Southwest
Dec 10
PHL12:05 pmPhiladelphia
8h 45m
2 stops
HOU7:50 pmHouston Hobby
Dec 16
HOU10:20 amHouston Hobby
6h 00m
1 stop
PHL5:20 pmPhiladelphia
$194
Find similar
Southwest
Dec 16
PHL6:15 pmPhiladelphia
6h 05m
1 stop
HOU11:20 pmHouston Hobby
Dec 23
HOU5:30 amHouston Hobby
5h 45m
1 stop
PHL12:15 pmPhiladelphia
$214
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 November 12, 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

Fri 1/9

6:00 am-12:28 pm

1 stop7h 28m

Houston George Bush Intcntl

Sun 1/11

8:17 pm-11:13 am

2 stops13h 56m

$171

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 12/31

2:25 pm-10:55 pm

1 stop9h 30m

Houston George Bush Intcntl

Mon 1/5

7:24 pm-11:43 pm

Nonstop3h 19m

$172

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 11/22

8:54 pm-9:01 am

1 stop13h 07m

Houston George Bush Intcntl

Mon 11/24

8:10 pm-8:53 am

1 stop11h 43m

$173

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 12/11

8:00 am-5:43 pm

1 stop10h 43m

Houston George Bush Intcntl

Mon 12/15

9:21 pm-4:31 pm

2 stops18h 10m

$174

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 11/22

8:54 pm-9:01 am

1 stop13h 07m

Houston George Bush Intcntl

Sun 11/23

8:10 pm-8:53 am

1 stop11h 43m

$175

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 12/9

12:45 pm-3:31 pm

Nonstop3h 46m

Houston George Bush Intcntl

Tue 12/16

7:20 am-11:36 am

Nonstop3h 16m

$179

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 12/10

2:45 pm-7:35 pm

1 stop5h 50m

Houston Hobby

Tue 12/16

12:50 pm-9:40 pm

1 stop7h 50m

$189

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Wed 12/10

12:05 pm-7:50 pm

2 stops8h 45m

Houston Hobby

Wed 12/17

5:35 am-4:20 pm

1 stop9h 45m

$194

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Tue 12/9

8:00 am-1:28 pm

1 stop6h 28m

Houston Hobby

Sat 12/13

6:40 pm-12:36 am

1 stop4h 56m

$217

PhiladelphiaHouston

PHL - HOU

PHLHOU

Philadelphia

Sat 12/13

5:01 pm-10:33 pm

1 stop6h 32m

Houston Hobby

Thu 1/1

6:00 am-12:42 pm

1 stop5h 42m

$228

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $192. Try not to purchase tickets in the morning because they tend to be around $408. 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 $237 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 43m

Direct flights

Every day

Airports in Houston

1 airport
The fastest flight from Philadelphia to Houston takes 3h 43m
Direct flights go from Philadelphia to Houston every day.
There is 1 airport near Houston: 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 46m 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
8,137 reviews
Search Spirit Airlines flights
FrontierPriceFrom $109Free CancellationRating
5.8
3,113 reviews
Search Frontier flights
SouthwestPriceFrom $144Free CancellationRating
8.0
4,235 reviews
Search Southwest flights
American AirlinesPriceFrom $210Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
8,008 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.

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 12/12
Fri 12/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States