$90 Cheap Flights from Seattle (SEA) to Pittsburgh (PIT)

View $90 flight on Fri, May 29, 2026Opens 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 $90 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Mar 4 - Wed, Mar 11
SEA
Seattle
PIT
Pittsburgh
$177 Roundtrip, found 16 hours ago
$177
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Mar 4 from Seattle to Pittsburgh, returning Wed, Mar 11, priced at $177 found 16 hours ago
American Airlines
Wed, Mar 18 - Wed, Mar 25
SEA
Seattle
PIT
Pittsburgh
$179 Roundtrip, found 1 hour ago
$179
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Mar 18 from Seattle to Pittsburgh, returning Wed, Mar 25, priced at $179 found 1 hour ago
Southwest Airlines
Tue, Apr 21 - Thu, Apr 23
SEA
Seattle
PIT
Pittsburgh
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Apr 21 from Seattle to Pittsburgh, returning Thu, Apr 23, priced at $179 found 1 day ago
American Airlines
Fri, Feb 27 - Sun, Mar 1
SEA
Seattle
PIT
Pittsburgh
$184 Roundtrip, found 19 hours ago
$184
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Fri, Feb 27 from Seattle to Pittsburgh, returning Sun, Mar 1, priced at $184 found 19 hours ago
Alaska Airlines
Fri, Feb 27 - Wed, Mar 4
SEA
Seattle
PIT
Pittsburgh
$187 Roundtrip, found 9 hours ago
$187
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Fri, Feb 27 from Seattle to Pittsburgh, returning Wed, Mar 4, priced at $187 found 9 hours ago
American Airlines
Thu, Apr 23 - Tue, Apr 28
SEA
Seattle
PIT
Pittsburgh
$189 Roundtrip, found 21 hours ago
$189
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Thu, Apr 23 from Seattle to Pittsburgh, returning Tue, Apr 28, priced at $189 found 21 hours ago
Delta
Mon, Mar 9 - Tue, Mar 10
SEA
Seattle
PIT
Pittsburgh
$191 Roundtrip, found 17 hours ago
$191
Roundtrip
found 17 hours ago
Select Delta flight, departing Mon, Mar 9 from Seattle to Pittsburgh, returning Tue, Mar 10, priced at $191 found 17 hours ago
Southwest Airlines
Tue, Mar 31 - Thu, Apr 2
SEA
Seattle
PIT
Pittsburgh
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Mar 31 from Seattle to Pittsburgh, returning Thu, Apr 2, priced at $193 found 1 day ago
Delta
Tue, Mar 3 - Tue, Mar 10
SEA
Seattle
PIT
Pittsburgh
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Mar 3 from Seattle to Pittsburgh, returning Tue, Mar 10, priced at $197 found 3 hours ago
United
Wed, Mar 18 - Wed, Mar 25
SEA
Seattle
PIT
Pittsburgh
$227 Roundtrip, found 1 hour ago
$227
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Mar 18 from Seattle to Pittsburgh, returning Wed, Mar 25, priced at $227 found 1 hour ago

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 24 minutes. Flights from $219
PIT
Pittsburgh Intl.
Cheapest
Average driving time to city center24 min
Flights from $219

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

September is typically the cheapest month to fly

From $156 - $307 per traveler.
Flights from Seattle (SEA) to Pittsburgh (PIT)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pittsburgh Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$177
Distance
2117 mi
Average flight time
4 hours 36 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 March. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $90 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, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) cost?
You can find cheap one-way flights from $90 and cheap return flights from $177 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) with Expedia. One-way flights typically cost between $144 and $900, and return flights often range between $279 and $1346. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
September is the cheapest month to fly from Seattle (SEA) to Pittsburgh (PIT), with average round-trip fares around $318. This is about 16% lower than the average price throughout the year, as September often has reduced travel demand after the summer. Other affordable months to consider are January and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Enter SEA to PIT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Alaska Airlines is one of the cheapest airlines offering nonstop flights from Seattle - Tacoma Intl. (SEA) to Pittsburgh Intl. (PIT), with return tickets starting from around $175. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.), 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best airline to fly with from Seattle, WA (SEA) to Pittsburgh, PA (PIT) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. WN offers the most daily flights from Seattle to Pittsburgh, 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
The best time to fly from Seattle (SEA) to Pittsburgh (PIT) is typically in September or October, with average return flight prices around $318. These months are ideal as they offer lower fares after the summer rush, allowing you to enjoy a more relaxed travel experience with plenty of flight options.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SEA to PIT. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
For flights from Seattle (SEA-Seattle - Tacoma Intl.) to Pittsburgh (PIT-Pittsburgh Intl.), the most popular departure times are in the late morning, from 9am to 12pm. About 26% of passengers prefer this time window. Many major carriers, including Alaska Airlines and American Airlines, operate flights during this period. This timing is popular because it allows travelers to start their day with a relaxed morning before heading to the airport.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
A nonstop flight from SEA to PIT typically takes around 4 hours 50 minutes, covering approximately 2,118 miles. Connecting flights on this route usually add 2 hours 30 minutes to your travel time. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
You can fly first class between SEA and PIT. First class cabins are available on:

  • United Airlines
  • American Airlines
  • Delta Air Lines

How much is a business class flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
A direct, return business class ticket from Seattle (SEA) to Pittsburgh (PIT) typically costs between $1,604 - $2,051. A non-stop, one-way business class flight is usually around $668 - $728. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) 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 Pittsburgh from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Pittsburgh from Seattle - Tacoma Intl. (SEA), you can fly into Pittsburgh Intl. (PIT) Some flights may connect through major hubs like Denver Intl. (DEN), Sky Harbor Intl. (PHX), Harry Reid Intl. (LAS) before reaching Pittsburgh. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) Pittsburgh 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) 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.

*Flight schedules are subject to change.

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*Available to One Key members.