$48 Cheap Flights from Pittsburgh (PIT) to Houston (IAH)

View $48 flight on Wed, Feb 11, 2026Opens in a new window

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

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Cheap Flights from Pittsburgh to Houston (PIT-IAH)

Prices were available within the past 7 days and start at $48 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
Wed, Feb 18 - Wed, Feb 25
PIT
Pittsburgh
IAH
Houston
$96 Roundtrip, found 5 hours ago
$96
Roundtrip
found 5 hours ago
Select Spirit Airlines flight, departing Wed, Feb 18 from Pittsburgh to Houston, returning Wed, Feb 25, priced at $96 found 5 hours ago
Spirit Airlines
Sat, Dec 13 - Wed, Dec 17
PIT
Pittsburgh
IAH
Houston
$105 Roundtrip, just found
$105
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Dec 13 from Pittsburgh to Houston, returning Wed, Dec 17, priced at $105 just found
Spirit Airlines
Sun, Jan 25 - Wed, Jan 28
PIT
Pittsburgh
IAH
Houston
$110 Roundtrip, found 1 hour ago
$110
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sun, Jan 25 from Pittsburgh to Houston, returning Wed, Jan 28, priced at $110 found 1 hour ago
Spirit Airlines
Sat, Dec 13 - Wed, Dec 17
PIT
Pittsburgh
IAH
Houston
$119 Roundtrip, just found
$119
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Dec 13 from Pittsburgh to Houston, returning Wed, Dec 17, priced at $119 just found
Spirit Airlines
Fri, Feb 6 - Mon, Feb 9
PIT
Pittsburgh
IAH
Houston
$124 Roundtrip, just found
$124
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Feb 6 from Pittsburgh to Houston, returning Mon, Feb 9, priced at $124 just found
Spirit Airlines
Tue, Nov 18 - Wed, Dec 3
PIT
Pittsburgh
IAH
Houston
$129 Roundtrip, found 14 hours ago
$129
Roundtrip
found 14 hours ago
Select Spirit Airlines flight, departing Tue, Nov 18 from Pittsburgh to Houston, returning Wed, Dec 3, priced at $129 found 14 hours ago
American Airlines
Tue, Jan 20 - Wed, Jan 28
PIT
Pittsburgh
IAH
Houston
$155 Roundtrip, found 4 hours ago
$155
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Jan 20 from Pittsburgh to Houston, returning Wed, Jan 28, priced at $155 found 4 hours ago
Frontier Airlines
Mon, Nov 10 - Sun, Nov 23
PIT
Pittsburgh
IAH
Houston
$167 Roundtrip, found 2 days ago
$167
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Pittsburgh to Houston, returning Sun, Nov 23, priced at $167 found 2 days ago
JetBlue Airways
Sun, Dec 14 - Mon, Jan 12
PIT
Pittsburgh
IAH
Houston
$301 Roundtrip, found 3 days ago
$301
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sun, Dec 14 from Pittsburgh to Houston, returning Mon, Jan 12, priced at $301 found 3 days ago
United
Sat, Jan 17 - Sun, Jan 18
PIT
Pittsburgh
IAH
Houston
$333 Roundtrip, found 6 hours ago
$333
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Jan 17 from Pittsburgh to Houston, returning Sun, Jan 18, priced at $333 found 6 hours ago

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

April is typically the cheapest month to fly

From $76 - $393 per traveler.

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 $162
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $162
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
Roundtrip price
$96
Distance
1115 mi
Average flight time
2 hours 21 mins

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 February. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $48 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.

 

Frequently asked questions

How much does a flight from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) cost?
Get a cheap one-way flight from $48 or cheap return flight from $96 from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
Flying in February may help you find better deals, as it's the cheapest month for flights between PIT and IAH. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
Fly nonstop from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) on a United Airlines flight.
What is the cheapest airline that flies from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
To find the cheapest airline that'll fly you from PIT to IAH, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
When jetting out of Pittsburgh Intl. Airport (PIT), you can take your pick from an average of 2 daily direct flights to George Bush Intercontinental Airport (IAH).
What are the most popular departure times for flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
More passengers fly between PIT and IAH at 12 PM than at any other time of day. Prefer a quieter experience? Consider flying outside peak hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from PIT to IAH?
If you fly on a Friday, you'll get the greatest range of choices for flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH).
What is the earliest flight from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
The earliest flight leaving from Pittsburgh Intl. Airport (PIT) is at around 6:00AM UTC-5. Board this flight and you'll touch down at George Bush Intercontinental Airport (IAH) at approximately 8:32AM UTC-6. The total flight duration is 3h 32m.
How long does it take to fly from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
It takes around 3 hours and 35 minutes to cover the 1,100 mi from PIT to IAH.
What airline has the least delays from PIT to IAH?
With 80% of journeys generally arriving as scheduled, United Airlines has the best on-time performance for nonstop flights from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH). To keep track of your flight status and get notified if anything changes, use the Expedia App.
What is the best time to fly from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
To touch down at George Bush Intercontinental Airport (IAH) without delays, pick a flight that takes off from Pittsburgh Intl. Airport (PIT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Houston from Pittsburgh Intl. Airport (PIT)?
If you're leaving on a direct flight from Pittsburgh Intl. Airport (PIT) to Houston, you'll land at either George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU).
Is it cheaper to buy a plane ticket from Pittsburgh Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH) last-minute?
Booking your flight from PIT to IAH right before your getaway is typically more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a PIT to IAH flight and hotel package?
Opting for a PIT to IAH flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our impressive range of stays and then add car rentals, flights and activities 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 Intl. Airport (PIT) to George Bush Intercontinental Airport (IAH)?
It's usually possible to reschedule or cancel your PIT to IAH flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.