$139 Cheap United flights Pittsburgh (PIT) to Houston (IAH)

View $139 flight on Tue, Oct 7, 2025Opens in a new window

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$139 Cheap United flights Pittsburgh (PIT) to Houston (IAH)

Prices were available within the past 7 days and start at $139 for one-way flights and $277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 16 - Wed, Sep 17
PIT
Pittsburgh
IAH
Houston
$277 Roundtrip, found 3 hours ago
$277
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Sep 16 from Pittsburgh to Houston, returning Wed, Sep 17, priced at $277 found 3 hours ago
Flights from Pittsburgh (PIT) to Houston (IAH)
Origin airport
Pittsburgh Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Popular airline
Spirit Airlines
Distance
1115 mi
Average flight time
2 hours 11 mins

Frequently asked questions

How much is a United Airlines flight from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
Scoring cheap one-way United Airlines flights from PIT to IAH from $139 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $277 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PIT to IAH with United Airlines?
November is one of the most affordable months to get away to Houston with United Airlines. You could also find fantastic deals on one-way and round-trip tickets in February.
What is the cheapest time to book flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) with United Airlines?
For cheap United Airlines fares from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
Choose from one of United Airlines's 20 weekly direct flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH). To see your options, enter your destination, origin and dates and hit search. Next, apply the "Nonstop" and "Airline" filters.
How long does it take to fly from PIT to IAH with United Airlines?
From takeoff till landing, a nonstop United Airlines flight from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) typically takes 3h 35m.
Which day of the week has the most United Airlines flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
United Airlines has the most flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) on Thursday. With up to 3 daily departures, you'll get the most choice and flexibility on this day.
What is the earliest United Airlines flight from PIT to IAH?
The earliest flight from PIT to IAH with United Airlines leaves at 6:00AM UTC-5. You'll touch down at 8:32AM UTC-6. The last United Airlines flight of the day leaves at 4:39PM UTC-5 and arrives at 7:08PM UTC-6. With approximately 20% fewer cancellations for departures before midday, beginning your travel day early is generally the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Houston?
United Airlines flights from Pittsburgh Intl. Airport (PIT) to Houston land at George Bush Intercontinental Airport (IAH) and William P. Hobby Airport (HOU). The primary Houston gateway served by this carrier is IAH. It's always worth considering flights landing at nearby airports on Expedia as they may offer lower fares.
Why fly with United Airlines from PIT to IAH?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to fly from PIT to IAH with United Airlines. Plus, by joining Expedia's free One Key™ program, you can receive OneKeyCash™* in addition to United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
United Airlines usually flies Embraer 175 planes for flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH). This carrier also operates the Airbus A320 on this route. Bear in mind that aircraft type can change due to operational reasons, so the plane you catch could be different on the day you travel.
Can I change or cancel my United Airlines flight from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
In most cases, you can cancel or reschedule your flight, although there may be a charge if you booked over 24 hours ago. Want to keep your options open? Apply the "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you have to alter your plans. To modify your booking, visit "Trips," select your flight and click on "Manage Booking" for more details.

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