$38 Cheap Flights from Houston (IAH) to Pittsburgh (PIT)

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Find available prices by choosing your travel dates.

Cheap Flights from Houston to Pittsburgh (IAH-PIT)

Prices were available within the past 7 days and start at $38 for one-way flights and $76 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Frontier Airlines
JetBlue Airways
United
American Airlines
Flights from Houston (IAH) to Pittsburgh (PIT)
Origin airport
George Bush Intercontinental
Destination airport
Pittsburgh Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$76
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 October. 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 $38 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 long does it take to fly from Houston Airport to PIT?
United Airlines operates a direct flight jetting off from George Bush Intercontinental Airport (IAH) at 11:55AM and arriving at Pittsburgh Airport at 3:41PM — a total flight duration of 2 hours and 46 minutes. Pick the seat that’s perfect for you, bring a few things to keep you busy and the time will fly by.
Is it cheaper to buy a plane ticket from Houston Airport to PIT last minute?
When it comes to booking your flights, being prepared pays dividends. While it may be possible to pick up a last-minute deal on an IAH to Pittsburgh Intl. Airport (PIT) flight, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international trips it’s three to four months.
What airline has the least delays from George Bush Intercontinental Airport (IAH) to Pittsburgh Intl. Airport (PIT)?
If you’d prefer not to be stuck in the departure lounge — or worse, your vacation plans shelved because of a flight delay — opt for United Airlines. Around 90% of its Houston Airport to PIT services touch down on time. You can check your flight status before you even get to the airport through the Expedia App. It’ll also provide you with real-time alerts about other key info, such as changes to your gate number and how to get to your hotel. Think of it as a travel companion that fits in your pocket!
What airports do you fly into for Pittsburgh from Houston?
From Houston, you can journey to Pittsburgh through Pittsburgh Intl. Airport (PIT), Morgantown Municipal Airport (MGW) and Allegheny County Airport (AGC). It’s wise to check which terminal works best for you before you make a decision. If you opt for Pittsburgh Intl. Airport (PIT), it’s around 14 mi west of the downtown area. Use the cash you save when booking your ticket with Expedia to experience the city’s awesome attractions, such as Duquesne Incline and Rivers Casino.
What are the most popular departure times for flights from Houston Airport to PIT?
For United Airlines flights heading from IAH to PIT, the peak period is between 6:00 PM - 7:00 PM. If you want to avoid those frustrating delays, head off in the morning. This way you’re more likely to dodge air traffic that builds up in the skyways in the afternoon.
Can I change the date of my flight from Houston Airport to Pittsburgh Airport?
Quickly make changes to your George Bush Intercontinental Airport (IAH) to PIT ticket by logging in to the Expedia Trips portal. But before doing so, check the rules and conditions in your itinerary to learn what the airline will let you do and what fees apply for changes. Some airlines charge a change fee per person, on top of any difference in fares. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also stop by our Customer Service portal for more advice and to connect with our Virtual Agent.

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