Popular airlines from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Houston to Pittsburgh (IAH-PIT)

Prices were available within the past 7 days and start at $43 for one-way flights and $96 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, Sep 16 - Tue, Sep 30
IAH
Houston
PIT
Pittsburgh
$96 Roundtrip, just found
$96
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 16 from Houston to Pittsburgh, returning Tue, Sep 30, priced at $96 just found
Spirit Airlines
Wed, Sep 3 - Thu, Sep 4
IAH
Houston
PIT
Pittsburgh
$105 Roundtrip, found 1 hour ago
$105
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Sep 3 from Houston to Pittsburgh, returning Thu, Sep 4, priced at $105 found 1 hour ago
Spirit Airlines
Sat, Nov 1 - Fri, Nov 7
IAH
Houston
PIT
Pittsburgh
$110 Roundtrip, just found
$110
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Nov 1 from Houston to Pittsburgh, returning Fri, Nov 7, priced at $110 just found
Spirit Airlines
Sat, Aug 16 - Thu, Aug 21
IAH
Houston
PIT
Pittsburgh
$119 Roundtrip, found 6 days ago
$119
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Sat, Aug 16 from Houston to Pittsburgh, returning Thu, Aug 21, priced at $119 found 6 days ago
Spirit Airlines
Thu, Aug 28 - Tue, Sep 2
IAH
Houston
PIT
Pittsburgh
$124 Roundtrip, just found
$124
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Aug 28 from Houston to Pittsburgh, returning Tue, Sep 2, priced at $124 just found
Spirit Airlines
Wed, Aug 20 - Tue, Aug 26
IAH
Houston
PIT
Pittsburgh
$129 Roundtrip, found 1 day ago
$129
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Wed, Aug 20 from Houston to Pittsburgh, returning Tue, Aug 26, priced at $129 found 1 day ago
Frontier Airlines
Sat, Sep 6 - Fri, Sep 12
IAH
Houston
PIT
Pittsburgh
$238 Roundtrip, found 1 hour ago
$238
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 6 from Houston to Pittsburgh, returning Fri, Sep 12, priced at $238 found 1 hour ago
JetBlue Airways
Tue, Oct 28 - Tue, Nov 4
IAH
Houston
PIT
Pittsburgh
$259 Roundtrip, found 2 days ago
$259
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Tue, Oct 28 from Houston to Pittsburgh, returning Tue, Nov 4, priced at $259 found 2 days ago
Delta
Tue, Sep 30 - Wed, Oct 22
IAH
Houston
PIT
Pittsburgh
$263 Roundtrip, found 6 days ago
$263
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Sep 30 from Houston to Pittsburgh, returning Wed, Oct 22, priced at $263 found 6 days ago
United
Sat, Sep 13 - Thu, Sep 18
IAH
Houston
PIT
Pittsburgh
$277 Roundtrip, just found
$277
Roundtrip
just found
Select United flight, departing Sat, Sep 13 from Houston to Pittsburgh, returning Thu, Sep 18, priced at $277 just found

Find the cheapest month to fly from Houston (IAH) to Pittsburgh (PIT)

August is typically the cheapest month to fly

From $65 - $252 per traveler.

Graph displaying average flight prices per month

Alternative airports near Pittsburgh

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pittsburgh Intl. PIT. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $231
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center23 min
Flights from $231
0
Flights from Houston (IAH) to Pittsburgh (PIT)
Origin airport
George Bush Intercontinental
Destination airport
Pittsburgh Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$96
Distance
1115 mi

Houston to Pittsburgh Flights

The cheapest times to fly from Houston to Pittsburgh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Pittsburgh are during the month of September. You can find some of the cheapest flights from Houston to Pittsburgh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Pittsburgh

Sunday is one of the best days to book for cheap flights from Houston to Pittsburgh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Pittsburgh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Pittsburgh in 2025. You can also book with separate airlines for your outbound and return journeys, from $43 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Pittsburgh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Pittsburgh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT) cost?
Book cheap return fares starting from $283 from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United and Southwest Airlines flight leaving IAH on August 19 2025 and touching down at PIT. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from IAH to PIT?
The cheapest flights from IAH to PIT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
Take a direct flight with United Airlines and fly straight from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT).
What is the cheapest airline that flies from IAH to PIT?
With fares starting at $142 for a one-way journey from IAH to PIT, United is currently the cheapest carrier flying this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAH on October 15 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
Every day, an average of 2 direct flights take off from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT). Choose the departure date that best suits your plans.
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
More passengers fly between IAH and PIT at 8 AM than at any other time. Rather skip the crowds? Try choosing a quieter departure window and you're likely to save on your fare as well.
What day of the week has the most flights from IAH to PIT?
Depart on a Sunday if you're after the best selection of flights from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT).
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
The first flight of the day leaving George Bush Intercontinental Airport (IAH) is at around 8:00AM UTC-6. Hop on this flight and you'll land at Pittsburgh Intl. Airport (PIT) at approximately 11:56AM UTC-5. The total time in the air is 2h 56m.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
Flights from IAH to PIT have an average travel time of 2 hours and 54 minutes. The total distance between the two airports is 1,100 mi.
What airline has the least delays from IAH to PIT?
Consider traveling with United Airlines if you'd like to go straight from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 81%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
To reach Pittsburgh Intl. Airport (PIT) on schedule, select a flight that leaves from George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Pittsburgh from George Bush Intercontinental Airport (IAH)?
Pittsburgh Intl. Airport (PIT) is the only airport in Pittsburgh with direct flights from George Bush Intercontinental Airport (IAH). Compare the available options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT) last-minute?
Booking your flight from IAH to PIT right before your trip is usually more expensive. But if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an IAH to PIT flight and hotel package?
Securing an IAH to PIT flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our wide range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
Typically, you're able to reschedule or cancel your IAH to PIT flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.