$98 Cheap Flights from Seattle (SEA) to Pittsburgh (PIT)

View $98 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Pittsburgh Intl. Airport (PIT)

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Cheap Flights from Seattle to Pittsburgh (SEA-PIT)

Prices were available within the past 7 days and start at $98 for one-way flights and $190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Sep 17 - Sun, Sep 21
SEA
Seattle
PIT
Pittsburgh
$190 Roundtrip, found 2 hours ago
$190
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Wed, Sep 17 from Seattle to Pittsburgh, returning Sun, Sep 21, priced at $190 found 2 hours ago
American Airlines
Wed, Sep 17 - Sun, Sep 21
SEA
Seattle
PIT
Pittsburgh
$193 Roundtrip, found 2 hours ago
$193
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Sep 17 from Seattle to Pittsburgh, returning Sun, Sep 21, priced at $193 found 2 hours ago
Delta
Sat, Aug 30 - Mon, Sep 1
SEA
Seattle
PIT
Pittsburgh
$194 Roundtrip, just found
$194
Roundtrip
just found
Select Delta flight, departing Sat, Aug 30 from Seattle to Pittsburgh, returning Mon, Sep 1, priced at $194 just found
Southwest Airlines
Thu, Sep 18 - Sat, Sep 20
SEA
Seattle
PIT
Pittsburgh
$195 Roundtrip, just found
$195
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Sep 18 from Seattle to Pittsburgh, returning Sat, Sep 20, priced at $195 just found
American Airlines
Tue, Sep 9 - Thu, Sep 11
SEA
Seattle
PIT
Pittsburgh
$195 Roundtrip, just found
$195
Roundtrip
just found
Select American Airlines flight, departing Tue, Sep 9 from Seattle to Pittsburgh, returning Thu, Sep 11, priced at $195 just found
Southwest Airlines
Fri, Sep 19 - Sun, Sep 21
SEA
Seattle
PIT
Pittsburgh
$196 Roundtrip, just found
$196
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Sep 19 from Seattle to Pittsburgh, returning Sun, Sep 21, priced at $196 just found
American Airlines
Wed, Oct 22 - Fri, Oct 24
SEA
Seattle
PIT
Pittsburgh
$196 Roundtrip, found 4 days ago
$196
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Oct 22 from Seattle to Pittsburgh, returning Fri, Oct 24, priced at $196 found 4 days ago
Delta
Wed, Oct 22 - Fri, Oct 24
SEA
Seattle
PIT
Pittsburgh
$197 Roundtrip, found 4 days ago
$197
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Oct 22 from Seattle to Pittsburgh, returning Fri, Oct 24, priced at $197 found 4 days ago
United
Tue, Sep 23 - Sat, Sep 27
SEA
Seattle
PIT
Pittsburgh
$211 Roundtrip, found 6 days ago
$211
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 23 from Seattle to Pittsburgh, returning Sat, Sep 27, priced at $211 found 6 days ago
Alaska Airlines
Wed, Nov 12 - Wed, Nov 19
SEA
Seattle
PIT
Pittsburgh
$217 Roundtrip, found 3 hours ago
$217
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Nov 12 from Seattle to Pittsburgh, returning Wed, Nov 19, priced at $217 found 3 hours ago

Find the cheapest month to fly from Seattle (SEA) to Pittsburgh (PIT)

September is typically the cheapest month to fly

From $138 - $307 per traveler.

Graph displaying average flight prices per month

Alternative airports near Pittsburgh

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

Select flight to Pittsburgh Intl. PIT. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $262
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center23 min
Flights from $262
Flights from Seattle (SEA) to Pittsburgh (PIT)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pittsburgh Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$190
Distance
2117 mi
Average flight time
7 hours 34 mins

Seattle to Pittsburgh Flights

The cheapest times to fly from Seattle 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 Seattle to Pittsburgh are during the month of September. You can find some of the cheapest flights from Seattle to Pittsburgh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Pittsburgh

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Pittsburgh in 2025. You can also book with separate airlines for your outbound and return journeys, from $98 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 Seattle 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 Seattle 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 much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT) cost?
Cheap round-trip fares from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT) start at $215. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving SEA on August 12 2025 and touching down at PIT. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from SEA to PIT?
The cheapest flights from SEA to PIT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to PIT?
Right now, the cheapest airline offering one-way flights from SEA to PIT is Alaska Airlines. You can jet off on this route from $129. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SEA on October 15 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT)?
You'll need to book a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SEA to PIT?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT) route, fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT) last-minute?
Waiting until right before your break to book a flight from SEA to PIT often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a SEA to PIT flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to PIT flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Pittsburgh Intl. Airport (PIT)?
In most cases, you can cancel or modify your SEA to PIT flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want more information, head to our Customer Service portal.

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