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Cheap flights from Pittsburgh to Houston from $78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Houston departing on 5/18. 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 Pittsburgh to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:49 pm - 7:33 am
PIT
-
IAH
38h 44m
2 stops
Multiple Airlines Logo
6:00 am - 6:30 pm
IAH
-
PIT
11h 30m
1 stop
$324Multiple Airlines
Tue, May 12 - Sat, May 16
United Airlines Logo
5:02 pm - 7:05 pm
PIT
-
IAH
3h 03mnonstop
United Airlines Logo
2:37 pm - 9:02 pm
IAH
-
PIT
5h 25m
1 stop
$325United Airlines
Sat, May 23 - Sat, May 30
Southwest Logo
4:30 pm - 9:05 pm
PIT
-
HOU
5h 35m
1 stop
Southwest Logo
10:20 am - 2:05 pm
HOU
-
PIT
2h 45mnonstop
$325Southwest
Sat, May 23 - Mon, May 25
Multiple Airlines Logo
7:40 am - 11:29 pm
PIT
-
IAH
16h 49m
2 stops
Multiple Airlines Logo
2:20 pm - 4:03 pm
IAH
-
PIT
24h 43m
3 stops
$326Multiple Airlines
Tue, May 26 - Thu, May 28
Multiple Airlines Logo
6:00 am - 3:03 pm
PIT
-
IAH
10h 03m
1 stop
Multiple Airlines Logo
6:00 am - 7:20 pm
IAH
-
PIT
12h 20m
1 stop
$327Multiple Airlines
Fri, May 29 - Mon, Jun 1
Spirit Airlines Logo
4:58 pm - 7:33 am
PIT
-
IAH
15h 35m
1 stop
Spirit Airlines Logo
2:20 pm - 4:03 pm
IAH
-
PIT
24h 43m
3 stops
$330Spirit Airlines
Sun, May 24 - Thu, May 28
American Airlines Logo
7:35 pm - 11:59 pm
PIT
-
IAH
5h 24m
1 stop
American Airlines Logo
7:02 am - 4:29 pm
IAH
-
PIT
8h 27m
1 stop
$335American Airlines
Thu, May 21 - Mon, May 25
Delta Logo
4:45 pm - 10:26 pm
PIT
-
HOU
6h 41m
1 stop
Delta Logo
5:02 pm - 12:45 am
HOU
-
PIT
6h 43m
1 stop
$335Delta
Sat, May 23 - Mon, May 25
Southwest Logo
4:30 pm - 9:05 pm
PIT
-
HOU
5h 35m
1 stop
Southwest Logo
5:40 am - 3:20 pm
HOU
-
PIT
8h 40m
1 stop
$340Southwest
Sat, May 23 - Sat, May 30
American Airlines Logo
7:35 pm - 11:59 pm
PIT
-
HOU
5h 24m
1 stop
American Airlines Logo
6:03 am - 2:38 pm
HOU
-
PIT
7h 35m
1 stop
$361American Airlines
Thu, May 21 - Wed, May 27

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Southwest flights from Pittsburgh to Houston

Our best Southwest deals on Pittsburgh to Houston flight tickets
Southwest
May 23
PIT4:30 pmPittsburgh
5h 35m
1 stop
HOU9:05 pmHouston Hobby
May 25
HOU10:20 amHouston Hobby
2h 45m
PIT2:05 pmPittsburgh
$325
Southwest
May 23
PIT4:30 pmPittsburgh
5h 35m
1 stop
HOU9:05 pmHouston Hobby
May 30
HOU5:40 amHouston Hobby
8h 40m
1 stop
PIT3:20 pmPittsburgh
$340
Southwest
May 20
PIT5:25 pmPittsburgh
3h 10m
HOU7:35 pmHouston Hobby
May 21
HOU10:20 amHouston Hobby
2h 45m
PIT2:05 pmPittsburgh
$341

Delta flights from Pittsburgh to Houston

Our best Delta deals on Pittsburgh to Houston flight tickets
Delta
May 23
PIT4:45 pmPittsburgh
6h 41m
1 stop
HOU10:26 pmHouston Hobby
May 25
HOU5:02 pmHouston Hobby
6h 43m
1 stop
PIT12:45 amPittsburgh
$335
Delta
May 20
PIT5:40 amPittsburgh
4h 52m
1 stop
HOU9:32 amHouston Hobby
May 23
HOU5:04 pmHouston Hobby
6h 41m
1 stop
PIT12:45 amPittsburgh
$358
Delta
May 26
PIT4:45 pmPittsburgh
8h 09m
1 stop
IAH11:54 pmHouston George Bush Intcntl
Jun 2
IAH9:44 amHouston George Bush Intcntl
8h 11m
1 stop
PIT6:55 pmPittsburgh
$359

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 29, 2026.
Use the filters below to find and compare flights from Pittsburgh to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Tue 5/12

5:49 pm-7:33 am

2 stops38h 44m

Houston George Bush Intcntl

Sat 5/16

6:00 am-6:30 pm

1 stop11h 30m

$324

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sat 5/23

5:02 pm-7:05 pm

Nonstop3h 03m

Houston George Bush Intcntl

Sat 5/30

2:37 pm-9:02 pm

1 stop5h 25m

$325
Quickest round-trip

PittsburghHouston

PIT - HOU

PITHOU

Pittsburgh

Sat 5/23

4:30 pm-9:05 pm

1 stop5h 35m

Houston Hobby

Mon 5/25

10:20 am-2:05 pm

Nonstop2h 45m

$325

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Tue 5/26

7:40 am-11:29 pm

2 stops16h 49m

Houston George Bush Intcntl

Thu 5/28

2:20 pm-4:03 pm

3 stops24h 43m

$326

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 5/29

6:00 am-3:03 pm

1 stop10h 03m

Houston George Bush Intcntl

Mon 6/1

6:00 am-7:20 pm

1 stop12h 20m

$327

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sun 5/24

4:58 pm-7:33 am

1 stop15h 35m

Houston George Bush Intcntl

Thu 5/28

2:20 pm-4:03 pm

3 stops24h 43m

$330

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 5/21

7:35 pm-11:59 pm

1 stop5h 24m

Houston George Bush Intcntl

Mon 5/25

7:02 am-4:29 pm

1 stop8h 27m

$335

PittsburghHouston

PIT - HOU

PITHOU

Pittsburgh

Sat 5/23

4:45 pm-10:26 pm

1 stop6h 41m

Houston Hobby

Mon 5/25

5:02 pm-12:45 am

1 stop6h 43m

$335

PittsburghHouston

PIT - HOU

PITHOU

Pittsburgh

Sat 5/23

4:30 pm-9:05 pm

1 stop5h 35m

Houston Hobby

Sat 5/30

5:40 am-3:20 pm

1 stop8h 40m

$340

PittsburghHouston

PIT - HOU

PITHOU

Pittsburgh

Thu 5/21

7:35 pm-11:59 pm

1 stop5h 24m

Houston Hobby

Wed 5/27

6:03 am-2:38 pm

1 stop7h 35m

$361

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 Pittsburgh 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 Pittsburgh and Houston?

What is the cheapest month to fly to Houston?

The month of August is, on average, the cheapest month to fly to Houston from Pittsburgh, with most prices found around $44. The month of July is another great option to travel to Houston, with average flight prices from Pittsburgh averaging around $74.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Pittsburgh is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $362. 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 $505.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Pittsburgh to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $439. Try not to purchase tickets in the morning because they tend to be around $504. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Pittsburgh to Houston flight route?

Fly from Pittsburgh to Houston George Bush Intcntl for the best Pittsburgh - Houston flight prices

How far in advance should I book a flight from Pittsburgh to Houston?

You are more likely to see cheaper flights to Houston from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Pittsburgh for as low as $298 on momondo.

Cheap Pittsburgh to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Houston

Fastest flight time

3h 02m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Pittsburgh to Houston takes 3h 02m
Direct flights go from Pittsburgh to Houston every day.
There are 2 airports in Houston. From Pittsburgh there are direct flights to Houston George Bush Intcntl (IAH), Houston Hobby (HOU).
Search flight deals

Frequently asked questions about flying from Pittsburgh to Houston

  • How far is Pittsburgh to Houston by plane?

    The straight-line distance from Pittsburgh to Houston is 1136.3 mi. By plane, this route typically takes 3h 02m.

  • When did momondo last update prices for flights from Pittsburgh Airport to Houston?

    Prices for flights from Pittsburgh Airport to Houston were last updated today.

  • How many operators does momondo search for flights from Pittsburgh Airport to Houston?

  • How old do you have to be to fly from Pittsburgh Airport to Houston?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pittsburgh to Houston

Compare and see reviews for airlines that fly from Pittsburgh to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $92Free CancellationRating
6.3
8,631 reviews
Search Spirit Airlines flights
DeltaPriceFrom $145Free CancellationRating
7.9
8,465 reviews
Search Delta flights
American AirlinesPriceFrom $171Free CancellationRating
7.1
11,678 reviews
Search American Airlines flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights
SouthwestPriceFrom $285Free CancellationRating
8.0
4,314 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to Houston?

It is quick and easy to find Pittsburgh to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

Can I find flights from Pittsburgh to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Pittsburgh which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Pittsburgh to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Pittsburgh.

I’m not ready to book a flight from Pittsburgh to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Pittsburgh to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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