$87 Cheap Flights from Pittsburgh (PIT) to Houston (IAH)

View $87 flight on Fri, May 15, 2026Opens in a new window

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

Cheap Flights from Pittsburgh to Houston (PIT-IAH)

Prices were available within the past 7 days and start at $87 for one-way flights and $180 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, May 15 - Wed, May 20
PIT
Pittsburgh
IAH
Houston
$180 Roundtrip, just found
$180
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 15 from Pittsburgh to Houston, returning Wed, May 20, priced at $180 just found
Spirit Airlines
Sat, Apr 25 - Thu, Apr 30
PIT
Pittsburgh
IAH
Houston
$185 Roundtrip, just found
$185
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Apr 25 from Pittsburgh to Houston, returning Thu, Apr 30, priced at $185 just found
Frontier Airlines
Fri, May 1 - Wed, May 6
PIT
Pittsburgh
IAH
Houston
$190 Roundtrip, just found
$190
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 1 from Pittsburgh to Houston, returning Wed, May 6, priced at $190 just found
Frontier Airlines
Fri, May 1 - Wed, May 6
PIT
Pittsburgh
IAH
Houston
$195 Roundtrip, just found
$195
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 1 from Pittsburgh to Houston, returning Wed, May 6, priced at $195 just found
Frontier Airlines
Fri, May 1 - Sat, May 9
PIT
Pittsburgh
IAH
Houston
$201 Roundtrip, found 17 hours ago
$201
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Fri, May 1 from Pittsburgh to Houston, returning Sat, May 9, priced at $201 found 17 hours ago
Spirit Airlines
Sat, Apr 25 - Fri, May 1
PIT
Pittsburgh
IAH
Houston
$204 Roundtrip, found 18 hours ago
$204
Roundtrip
found 18 hours ago
Select Spirit Airlines flight, departing Sat, Apr 25 from Pittsburgh to Houston, returning Fri, May 1, priced at $204 found 18 hours ago
Frontier Airlines
Fri, May 1 - Sat, May 9
PIT
Pittsburgh
IAH
Houston
$212 Roundtrip, found 17 hours ago
$212
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Fri, May 1 from Pittsburgh to Houston, returning Sat, May 9, priced at $212 found 17 hours ago
United
Thu, May 7 - Thu, May 14
PIT
Pittsburgh
IAH
Houston
$237 Roundtrip, found 20 hours ago
$237
Roundtrip
found 20 hours ago
Select United flight, departing Thu, May 7 from Pittsburgh to Houston, returning Thu, May 14, priced at $237 found 20 hours ago
American Airlines
Wed, May 6 - Tue, May 12
PIT
Pittsburgh
IAH
Houston
$295 Roundtrip, found 21 hours ago
$295
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Wed, May 6 from Pittsburgh to Houston, returning Tue, May 12, priced at $295 found 21 hours ago
Delta
Tue, Jun 9 - Sun, Jun 14
PIT
Pittsburgh
IAH
Houston
$317 Roundtrip, just found
$317
Roundtrip
just found
Select Delta flight, departing Tue, Jun 9 from Pittsburgh to Houston, returning Sun, Jun 14, priced at $317 just found

Alternative airports near Houston

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

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $185
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $185

Frequently asked questions

How much does a flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from $87 and cheap return flights from $180 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) with Expedia. One-way flights generally range between $185 and $868, and roundtrip flights usually range from $349 to $1532. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
September is the cheapest month to fly from Pittsburgh, PA (PIT) to Houston, TX (IAH), with average return fares around $338. This price is about 18% lower than the average throughout the year, as demand typically decreases after the summer travel season. Other budget-friendly months include May and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
United offers around 33 weekly direct flights from PIT to IAH.
What is the cheapest airline that flies from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
United is one of the cheapest airlines offering nonstop flights from Pittsburgh Intl. (PIT) to George Bush Intercontinental (IAH), with round-trip tickets starting from around $133. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The best airline to fly with from Pittsburgh, PA (PIT) to Houston, TX (IAH) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. United also offers the most daily flights from Pittsburgh to Houston, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
When flying from Pittsburgh (PIT) to Houston (IAH), September and August are your best bets. With average return flight prices around $338, these months provide a balance of affordability and pleasant weather. August is great for summer travel, while September often sees fewer tourists, making it easier to explore Houston.*Prices based on flights available on Expedia in the last year.
How many flights per day from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
On average, there are around 5 nonstop flights per day from Pittsburgh Intl. (PIT) to George Bush Intercontinental (IAH). For more options, look at flights that include layovers.
What is the earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Pittsburgh (PIT) to Houston (IAH) usually leaves at around 5:00 AM, operated by American Airlines. This seasonal service is available in January and December, allowing you to start your day early and maximize your time in Houston. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Pittsburgh International Airport (PIT) to George Bush Intercontinental Airport (IAH) are in the early morning, from 6am to 9am. About 34% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing is favored because it allows you to start your day early and make the most of your time in Houston.
How long does it take to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Flying nonstop from PIT to IAH takes around 3 hours 20 minutes, with the route covering approximately 1,116 miles. Flights with a layover typically take 2 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
First class is available on flights from PIT to IAH. First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • American Airlines
  • Spirit Airlines

How much is a business class flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
A direct, return business class ticket from Pittsburgh (PIT) to Houston (IAH) typically costs between $1,291 - $2,043. A non-stop, one-way business class flight is usually around $262 - $533. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from Pittsburgh Intl. (PIT)?
When traveling from Pittsburgh Intl. (PIT) to Houston, you can fly into William P. Hobby (HOU) and George Bush Intercontinental (IAH). Some flights may connect through major hubs like Nashville Intl. (BNA), Seattle - Tacoma Intl. (SEA), Midway Intl. (MDW) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) Houston Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Pittsburgh, PA (PIT-Pittsburgh Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Pittsburgh Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$180
Distance
1115 mi

Book with confidence

Pittsburgh to Houston Flights

The cheapest times to fly from Pittsburgh to Houston

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 Pittsburgh to Houston are during the month of May. You can find some of the cheapest flights from Pittsburgh to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pittsburgh to Houston

Sunday is one of the best days to book for cheap flights from Pittsburgh to Houston: 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 Pittsburgh to Houston

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 Pittsburgh to Houston in 2026. You can also book with separate airlines for your outbound and return journeys, from $87 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 Pittsburgh to Houston 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 Pittsburgh to Houston 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.

 

Pittsburgh to Houston Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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