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George Bush Intcntl

$88+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — IAH
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Find cheap flights from Pittsburgh to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Pittsburgh to Houston George Bush Intcntl are usually found in August or September, booked 76 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap 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 April 24, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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.
Thu 6/255:23 pm
PIT
-
IAH
1 stop6h 20m
Spirit Airlines
Tue 6/306:00 am
IAH
-
PIT
1 stop9h 28m
Spirit Airlines
Deal found 4/20$288
This Kiwi.com deal was found by Cheapflights users on 4/19. 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.
Fri 5/159:44 am
PIT
-
IAH
1 stop13h 32m
Multiple Airlines
Mon 5/187:44 pm
IAH
-
PIT
2 stops16h 11m
Multiple Airlines
Deal found 4/19$292
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/187:05 pm
PIT
-
IAH
1 stop6h 54m
United Airlines
Wed 5/278:03 pm
IAH
-
PIT
Nonstop2h 56m
United Airlines
Deal found 4/20$293
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/78:58 pm
PIT
-
IAH
1 stop16h 36m
Multiple Airlines
Thu 5/149:58 am
IAH
-
PIT
1 stop11h 09m
Multiple Airlines
Deal found 4/20$299
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:07 am
PIT
-
IAH
1 stop6h 15m
Delta
Wed 5/139:49 am
IAH
-
PIT
1 stop4h 45m
Delta
Deal found 4/20$301
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/167:15 pm
PIT
-
IAH
1 stop13h 18m
Multiple Airlines
Tue 5/197:44 pm
IAH
-
PIT
1 stop22h 26m
Multiple Airlines
Deal found 4/19$303
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/147:00 pm
PIT
-
IAH
1 stop13h 33m
Multiple Airlines
Mon 5/186:00 am
IAH
-
PIT
1 stop9h 03m
Multiple Airlines
Deal found 4/19$304
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/184:58 pm
PIT
-
IAH
3 stops31h 38m
Spirit Airlines
Wed 5/275:29 pm
IAH
-
PIT
2 stops27h 38m
Spirit Airlines
Deal found 4/20$306
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/195:49 pm
PIT
-
IAH
2 stops30h 01m
Multiple Airlines
Tue 5/267:44 pm
IAH
-
PIT
1 stop22h 36m
Multiple Airlines
Deal found 4/19$307

Find 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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Cheapflightsfares)

One-way from

$88
(Expedia)

Popular in

December

Cheapest in

August

Average price

$478

Good round-trip deal

$416 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for Pittsburgh-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Houston George Bush Intcntl flights.
Search Deals
From Pittsburgh to Houston George Bush Intcntl
Search Deals
One-way flight from Pittsburgh to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Pittsburgh to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Pittsburgh to Houston George Bush Intcntl.
Search Deals

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 April 24, 2026.
Use the filters below to find and compare flights from Pittsburgh to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 5/14

6:00 am-8:19 am

Nonstop3h 19m

Houston George Bush Intcntl

Mon 5/18

7:50 pm-11:44 pm

Nonstop2h 54m

$331

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 5/8

6:00 am-8:19 am

Nonstop3h 19m

Houston George Bush Intcntl

Tue 5/12

7:50 pm-11:44 pm

Nonstop2h 54m

$372
Quickest round-trip

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Sat 6/6

6:15 am-8:18 am

Nonstop3h 03m

Houston George Bush Intcntl

Wed 6/10

7:35 am-11:25 am

Nonstop2h 50m

$373

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 5/21

6:10 am-8:13 am

Nonstop3h 03m

Houston George Bush Intcntl

Thu 6/11

5:04 am-1:09 pm

1 stop7h 05m

$443

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 5/1

5:25 pm-9:35 pm

1 stop5h 10m

Houston George Bush Intcntl

Sat 8/22

9:40 am-3:40 pm

1 stop5h 00m

$477

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Thu 7/9

5:02 pm-7:05 pm

Nonstop3h 03m

Houston George Bush Intcntl

Tue 7/14

12:00 pm-3:56 pm

Nonstop2h 56m

$493

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Wed 5/20

4:50 pm-7:08 pm

Nonstop3h 18m

Houston George Bush Intcntl

Sat 5/23

12:00 pm-3:56 pm

Nonstop2h 56m

$493

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Fri 5/8

6:00 am-8:19 am

Nonstop3h 19m

Houston George Bush Intcntl

Mon 5/11

7:50 pm-11:44 pm

Nonstop2h 54m

$510
Cheapest one-way

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Tue 5/19

7:50 pm-11:54 pm

1 stop5h 04m

$128

PittsburghHouston

PIT - IAH

PITIAH

Pittsburgh

Tue 5/19

6:00 am-8:19 am

Nonstop3h 19m

$163

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Pittsburgh to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to George Bush Intcntl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

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 75 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 $320). Flying from Pittsburgh to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $486). 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 April 24, 2026.

It’s optimal to fly from Pittsburgh to Houston George Bush Intcntl Airport in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the morning.

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 April 18, 2026.

Travelers seeking maximum savings on their Pittsburgh to Houston George Bush Intcntl Airport flight should consider departing on Wednesday evenings 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.

How much does it cost to fly round-trip from Pittsburgh to Houston George Bush Intcntl Airport?

The best insider tips for Pittsburgh to Houston George Bush Intcntl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Houston George Bush Intcntl Airport trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

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

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

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 April 24, 2026.
Get a feel of what it's like to fly with United Airlines,American Airlines, andSpirit 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.
United Airlines
7.4
Good
9,649 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,649 reviews
United Airlines
7.4
Good
9,649 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,670 reviews
United Airlines
7.4
Good
9,649 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Spirit Airlines
6.3
Okay
8,637 reviews
United Airlines
7.4
Good
9,649 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 7 outbound flights to Houston George Bush Intcntl per day from 3 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?

    United Airlines can get you from Pittsburgh to Houston George Bush Intcntl Airport in just under 3h 19m. Your travel time will be generally consistent. The distance between Pittsburgh and Houston George Bush Intcntl Airport is about 1116 mi. Generally, flights for this route are nonstop.

  • 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 $92. 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 78% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Pittsburgh to Houston George Bush Intcntl Airport one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $66. Spirit Airlines flights start at $101 while deals on United Airlines start at $138 one-way.

  • 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 Emirates (100%), Air New Zealand (88%) or United Airlines (82%) 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 $764 for a flight from Pittsburgh to Houston George Bush Intcntl Airport. The cheapest flight overall is $148 while the most popular route, (Pittsburgh - Houston George Bush Intcntl) is currently priced at $197.

  • 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 $320). Flying from Pittsburgh to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $486). 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
Katy
The Woodlands
Spring
Montgomery
Tomball
Jersey Village
Humble
Cypress
Conroe

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Top 3 airlines flying from Pittsburgh to George Bush Intcntl

Discover the top 3 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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$92Average$236FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$284Average$421FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$455FlexibilityNo cancel feeOn-time69%

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