An airport terminal with signs for international arrivals, departures, and parking.

$99 Cheap Flights from Pittsburgh (PIT) to Houston (IAH)

View $99 flight on Tue, Oct 6, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

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

Cheap Flights from Pittsburgh to Houston (PIT-IAH)

Prices were available within the past 7 days and start at $99 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 17 - Sat, Oct 24
PIT
Pittsburgh
IAH
Houston
$208 Roundtrip, found 3 hours ago
$208
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Oct 17 from Pittsburgh to Houston, returning Sat, Oct 24, priced at $208 found 3 hours ago
Frontier Airlines
Sat, Oct 3 - Tue, Oct 13
PIT
Pittsburgh
IAH
Houston
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Oct 3 from Pittsburgh to Houston, returning Tue, Oct 13, priced at $213 found 1 day ago
United
Sat, Oct 10 - Sat, Oct 17
PIT
Pittsburgh
IAH
Houston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Sat, Oct 10 from Pittsburgh to Houston, returning Sat, Oct 17, priced at $217 just found
United
Tue, Nov 10 - Wed, Nov 18
PIT
Pittsburgh
IAH
Houston
$223 Roundtrip, found 1 hour ago
$223
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Nov 10 from Pittsburgh to Houston, returning Wed, Nov 18, priced at $223 found 1 hour ago
Frontier Airlines
Mon, Oct 5 - Tue, Oct 13
PIT
Pittsburgh
IAH
Houston
$223 Roundtrip, found 1 hour ago
$223
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Oct 5 from Pittsburgh to Houston, returning Tue, Oct 13, priced at $223 found 1 hour ago
United
Sat, Oct 10 - Sat, Oct 17
PIT
Pittsburgh
IAH
Houston
$227 Roundtrip, just found
$227
Roundtrip
just found
Select United flight, departing Sat, Oct 10 from Pittsburgh to Houston, returning Sat, Oct 17, priced at $227 just found
Frontier Airlines
Sat, Oct 3 - Mon, Oct 12
PIT
Pittsburgh
IAH
Houston
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Oct 3 from Pittsburgh to Houston, returning Mon, Oct 12, priced at $232 found 1 day ago
American Airlines
Sat, Oct 10 - Sat, Oct 17
PIT
Pittsburgh
IAH
Houston
$237 Roundtrip, just found
$237
Roundtrip
just found
Select American Airlines flight, departing Sat, Oct 10 from Pittsburgh to Houston, returning Sat, Oct 17, priced at $237 just found
Delta
Sat, Oct 10 - Sat, Oct 17
PIT
Pittsburgh
IAH
Houston
$237 Roundtrip, just found
$237
Roundtrip
just found
Select Delta flight, departing Sat, Oct 10 from Pittsburgh to Houston, returning Sat, Oct 17, priced at $237 just found
JetBlue Airways
Wed, Nov 4 - Wed, Nov 11
PIT
Pittsburgh
IAH
Houston
$533 Roundtrip, found 3 hours ago
$533
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Wed, Nov 4 from Pittsburgh to Houston, returning Wed, Nov 11, priced at $533 found 3 hours ago

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 $475
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $475

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

September is typically the cheapest month to fly

From $177 - $302 per traveler.

What you need to know for your flight from Pittsburgh Intl. to George Bush Intercontinental

Pittsburgh (PIT) to Houston (IAH) at a glance

Travel from Pittsburgh (PIT) to Houston (IAH) with a variety of airlines on this domestic short-haul route. Whether you’re looking for full-service options or the cheapest flights from Pittsburgh, you can compare itineraries to find one that aligns with your budget and travel plans. As you prepare to explore Houston's renowned sights and neighborhoods, check out key details for flights from Pittsburgh International Airport to George Bush Intercontinental Airport.

  • Fastest flight duration: around 3h 15m non-stop
  • Route distance: roughly 1,100 miles (1,770 km)
  • Flights per week: around 20+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $95–$505, depending on seasonality and how far ahead you book

Flights from Pittsburgh International Airport (PIT) to George Bush Intercontinental Airport (IAH)

According to recent traveler bookings, here are the top airlines favored for flights from Pittsburgh to Houston, particularly for non-stop and one-stop options. Many travelers opt for itineraries with layovers at Dallas-Fort Worth International Airport (DFW, approximately 1-hour layover), Charlotte-Douglas International Airport (CLT, around 1-hour layover), and Hartsfield-Jackson Atlanta International Airport (ATL, about 1-hour layover). These choices allow you to customize your journey by balancing price, overall travel duration, and cabin class to secure the best travel experience.

  • United: This full-service airline provides both non-stop and one-stop options, with one-way tickets generally priced between $115 and $525. United accounts for around 76% of departures on this route, and travelers can expect a typical non-stop flight duration of 3 hours and 15 minutes.
  • American Airlines: Offering one-stop flights, this full-service carrier has one-way fares usually ranging from $95 to $535. American Airlines represents about 14% of the departures on this route, featuring an in-flight time of 4 hours and 30 minutes, with an overall travel time of approximately 5 hours and 45 minutes, including a layover.
  • Delta: Another full-service option, Delta provides one-stop services, with one-way fares typically falling between $120 and $530. This airline makes up around 6% of the route's departures, with a flight duration of 4 hours and 30 minutes and a total journey time of about 5 hours and 45 minutes, factoring in a layover.
  • Frontier Airlines: As a low-cost carrier, Frontier offers one-stop services with one-way fares generally ranging from $95 to $250. This airline accounts for approximately 2% of the departures on this route, featuring an in-flight time of 4 hours and 30 minutes and a total travel duration of roughly 5 hours and 45 minutes, including a layover.
  • JetBlue Airways: This low-cost airline provides one-stop flights, with one-way fares typically between $95 and $285. JetBlue makes up about 1% of the departures on this route, offering an in-flight duration of 4 hours and 30 minutes, with an overall journey time of approximately 5 hours and 45 minutes, including layover time.

Travelers flying from Pittsburgh to Houston can opt for an upgrade, with both United and American Airlines offering first-class service for this route.

Alternative route from Pittsburgh (PIT) to Houston (IAH)

  • Pittsburgh to Houston (PIT-HOU): William P. Hobby Airport (HOU) is located approximately 23 miles from George Bush Intercontinental Airport (IAH). The price for one-way economy tickets on this route generally falls between $130 and $505, influenced by the time of year and how far in advance you book. Travelers can choose from both non-stop and one-stop flight options. Major airlines operating this route include the budget-friendly Southwest Airlines and Delta. Additionally, first class service is available for those seeking a more premium experience.

How to find the best prices for flights from Pittsburgh (PIT) to Houston (IAH)

Getting some of the best deals on flights from Pittsburgh to Houston is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Morning departures from 5 a.m. to 12 p.m. often offer lower prices, while afternoon flights from 12 p.m. to 6 p.m. are more popular. Additionally, flying on Thursday generally yields cheaper prices, while Friday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at George Bush Intercontinental Airport from Pittsburgh International Airport

Houston welcomes travelers from Pittsburgh with a range of transport options based on price, convenience, and proximity. Here's how to reach Houston efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Houston, with private rides that can be arranged in advance.
  • Car rental: Renting a car from George Bush Intercontinental Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at George Bush Intercontinental Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From George Bush Intercontinental Airport, Terminal C Station, a metro station, is located about 0.3 miles away on foot, providing convenient access to public transportation.

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 $99 and cheap return flights from $208 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

Origin airport
Pittsburgh Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Roundtrip price
$207
Distance
1115 mi
Average flight time
3 hours 41 mins

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 October. 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 $99 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.

 

Explore a world of travel with Expedia