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George Bush Intcntl

$47+ Cheap flights from Pittsburgh (PIT) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — IAH
Oct 13 — Oct 201
Mon 10/13
Mon 10/20
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Houston George Bush Intcntl are usually found in September or August, booked 37 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Pittsburgh to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 13, 2025.

Round-trip from

$175
(Kiwi.com)

One-way from

$47
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$275

Good round-trip deal

$392 or less

Good one-way deal

$182 or less
From Pittsburgh to Houston George Bush Intcntl
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One-way flight from Pittsburgh to Houston George Bush Intcntl
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Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Pittsburgh to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Pittsburgh to Houston George Bush Intcntl.
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Find flight deals from Pittsburgh to George Bush Intcntl

Cheapest flights from Pittsburgh to George Bush Intcntl
Explore the most affordable flight options available from Pittsburgh to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:10 amPIT - IAH
1 stop5h 42mSpirit Airlines
Thu 10/212:47 pmIAH - PIT
1 stop9h 36mSpirit Airlines
Deal found 9/12$175
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:51 pmPIT - IAH
2 stops38h 42mSpirit Airlines
Fri 10/179:08 amIAH - PIT
1 stop7h 38mSpirit Airlines
Deal found 9/12$176
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:04 pmPIT - IAH
1 stop5h 44mSpirit Airlines
Tue 9/235:30 amIAH - PIT
1 stop10h 39mSpirit Airlines
Deal found 9/11$179
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/283:31 pmPIT - IAH
2 stops28h 48mMultiple Airlines
Sat 10/411:29 amIAH - PIT
1 stop10h 54mMultiple Airlines
Deal found 9/12$181
This Cheapflightsfares deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:10 amPIT - IAH
1 stop5h 42mSpirit Airlines
Sun 9/285:37 amIAH - PIT
1 stop12h 21mSpirit Airlines
Deal found 9/12$182
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:45 amPIT - IAH
1 stop18h 43mSpirit Airlines
Sun 10/198:10 pmIAH - PIT
1 stop20h 36mSpirit Airlines
Deal found 9/10$183
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:12 amPIT - IAH
1 stop5h 39mSpirit Airlines
Sun 10/127:21 amIAH - PIT
1 stop9h 08mSpirit Airlines
Deal found 9/11$185
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:45 pmPIT - IAH
2 stops25h 51mMultiple Airlines
Tue 11/186:30 amIAH - PIT
1 stop5h 43mMultiple Airlines
Deal found 9/11$188
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/910:24 amPIT - IAH
1 stop9h 11mSpirit Airlines
Thu 10/165:45 amIAH - PIT
2 stops11h 01mSpirit Airlines
Deal found 9/11$189
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:26 pmPIT - IAH
2 stops21h 35mMultiple Airlines
Wed 11/199:54 amIAH - PIT
1 stop11h 43mMultiple Airlines
Deal found 9/12$190
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:10 amPIT - IAH
1 stop5h 42mSpirit Airlines
Wed 9/245:48 pmIAH - PIT
2 stops25h 08mSpirit Airlines
Deal found 9/11$199
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:12 amPIT - IAH
1 stop5h 39mSpirit Airlines
Mon 10/138:24 pmIAH - PIT
2 stops25h 52mSpirit Airlines
Deal found 9/13$200

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated September 13, 2025.
Use the filters below to find and compare flights from Pittsburgh to Houston George Bush Intcntl Airport that are best for you.

Fly from

Pittsburgh

Fly to

George Bush Intcntl

Route

Depart

Return

Price

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sun 9/28

7:10 am-11:52 am

1 stop5h 42m

Houston George Bush Intcntl

Thu 10/2

12:47 pm-11:23 pm

1 stop9h 36m

$175

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Mon 10/6

7:12 am-11:51 am

1 stop5h 39m

Houston George Bush Intcntl

Mon 10/13

8:24 pm-11:16 pm

2 stops25h 52m

$200

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Wed 10/8

6:15 am-8:18 am

Nonstop3h 03m

Houston George Bush Intcntl

Tue 10/14

6:10 pm-10:03 pm

Nonstop2h 53m

$213

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sat 9/20

6:04 pm-10:48 pm

1 stop5h 44m

Houston George Bush Intcntl

Mon 9/22

12:47 pm-11:23 pm

1 stop9h 36m

$218

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sun 9/28

3:31 pm-7:19 pm

2 stops28h 48m

Houston George Bush Intcntl

Thu 10/2

12:47 pm-11:23 pm

1 stop9h 36m

$224

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 10/24

4:55 pm-7:05 pm

Nonstop3h 10m

Houston George Bush Intcntl

Mon 10/27

6:54 pm-10:38 pm

Nonstop2h 44m

$245

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 10/3

1:00 pm-3:11 pm

Nonstop3h 11m

Houston George Bush Intcntl

Mon 10/6

6:10 pm-10:03 pm

Nonstop2h 53m

$245

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 10/30

12:50 pm-3:08 pm

Nonstop3h 18m

Houston George Bush Intcntl

Mon 11/3

7:35 am-11:18 am

Nonstop2h 43m

$245

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Tue 9/30

1:00 pm-3:11 pm

Nonstop3h 11m

Houston George Bush Intcntl

Sat 10/4

9:30 am-4:52 pm

1 stop6h 22m

$253

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 11/20

5:44 pm-11:30 pm

1 stop6h 46m

Houston George Bush Intcntl

Mon 12/1

9:05 pm-10:00 am

1 stop11h 55m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 22 results
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The best insider tips for Pittsburgh to Houston George Bush Intcntl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Houston George Bush Intcntl Airport trip
Airports
PIT

Arrive early at PIT due to construction and potential security delays, especially for morning flights.

Read more about PITby John Walton
IAH

For a quick ride to downtown Houston from IAH, use Uber or Lyft from Terminals A, B, or C.

Read more about IAHby Evie Carrick
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
John Walton

John Walton

Expert on PIT

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Best time to book a flight from Pittsburgh to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Pittsburgh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Pittsburgh to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to George Bush Intcntl. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Houston George Bush Intcntl Airport, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Pittsburgh to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Houston George Bush Intcntl Airport (average of $241). Flying from Pittsburgh to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PIT to IAH?

Find hourly flight availability from Pittsburgh to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 13, 2025.

It’s optimal to fly from Pittsburgh to Houston George Bush Intcntl Airport in the afternoon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Pittsburgh to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to George Bush Intcntl. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Pittsburgh to Houston George Bush Intcntl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated September 13, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Pittsburgh to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,959 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,959 reviews
Delta
8.0
Very good
7,959 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,934 reviews
Delta
8.0
Very good
7,959 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,959 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,022 reviews
Delta
8.0
Very good
7,959 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Pittsburgh to Houston George Bush Intcntl?

    Most people fly from Pittsburgh (PIT) if they book a flight from Pittsburgh to Houston George Bush Intcntl. On average, Pittsburgh has 6 outbound flights to Houston George Bush Intcntl per day from 4 airlines. Pittsburgh is conveniently located just 13.5 mi from Pittsburgh’s city center.

  • How long is the flight from Pittsburgh to Houston George Bush Intcntl Airport?

    Spirit Airlines and United Airlines can get you from Pittsburgh to Houston George Bush Intcntl Airport in just under 3h 03m. Your travel time can differ by up to 2h 39m. The distance between Pittsburgh and Houston George Bush Intcntl Airport is about 1116 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Pittsburgh to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Pittsburgh to Houston George Bush Intcntl Airport round-trip from $90. Other airlines that can offer you cheap pricing are American Airlines, from $284, and United Airlines, from $306. You may be able to fly from Pittsburgh to Houston George Bush Intcntl Airport for 77% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Pittsburgh to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from Pittsburgh to Houston George Bush Intcntl Airport consider choosing SkyWest Airlines (100%), United Airlines (89%) or Mesa Airlines (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Pittsburgh to Houston George Bush Intcntl Airport?

    On average you can expect to pay $372 for a flight from Pittsburgh to Houston George Bush Intcntl Airport. The cheapest flight overall is $125 while the most popular route, (Pittsburgh - Houston George Bush Intcntl) is currently priced at $86.

  • Can I find deals for flights from Pittsburgh to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to George Bush Intcntl.

  • Can I find deals for business class flights from Pittsburgh to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Pittsburgh to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Houston George Bush Intcntl Airport (average of $241). Flying from Pittsburgh to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

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Alternative routes for Pittsburgh to George Bush Intcntl

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Top 4 airlines flying from Pittsburgh to George Bush Intcntl

Discover the top 4 airlines that operate flights from Pittsburgh to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$90Average$215FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$284Average$412FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$480FlexibilityNo cancel feeOn-time69%
DeltaCheapest$378Average$445FlexibilityNo cancel feeOn-timeN/A

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