$82 Cheap Flights from Pittsburgh (PIT) to Seattle (SEA)

View $82 flight on Tue, Jun 2, 2026Opens in a new window

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

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Cheap Flights from Pittsburgh to Seattle (PIT-SEA)

Prices were available within the past 7 days and start at $82 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 9 - Tue, Sep 15
PIT
Pittsburgh
SEA
Seattle
$163 Roundtrip, just found
$163
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 9 from Pittsburgh to Seattle, returning Tue, Sep 15, priced at $163 just found
American Airlines
Sat, Sep 5 - Tue, Sep 15
PIT
Pittsburgh
SEA
Seattle
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Sep 5 from Pittsburgh to Seattle, returning Tue, Sep 15, priced at $177 found 1 hour ago
Southwest Airlines
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SEA
Seattle
$178 Roundtrip, found 17 hours ago
$178
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Mon, Aug 17 from Pittsburgh to Seattle, returning Tue, Aug 25, priced at $178 found 17 hours ago
Delta
Wed, Jun 3 - Tue, Jun 9
PIT
Pittsburgh
SEA
Seattle
$180 Roundtrip, found 1 hour ago
$180
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Jun 3 from Pittsburgh to Seattle, returning Tue, Jun 9, priced at $180 found 1 hour ago
Delta
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SEA
Seattle
$180 Roundtrip, found 17 hours ago
$180
Roundtrip
found 17 hours ago
Select Delta flight, departing Mon, Aug 17 from Pittsburgh to Seattle, returning Tue, Aug 25, priced at $180 found 17 hours ago
American Airlines
Wed, Sep 9 - Tue, Sep 15
PIT
Pittsburgh
SEA
Seattle
$187 Roundtrip, just found
$187
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 9 from Pittsburgh to Seattle, returning Tue, Sep 15, priced at $187 just found
Southwest Airlines
Wed, Sep 9 - Tue, Sep 15
PIT
Pittsburgh
SEA
Seattle
$187 Roundtrip, just found
$187
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Sep 9 from Pittsburgh to Seattle, returning Tue, Sep 15, priced at $187 just found
Delta
Fri, Jun 5 - Tue, Jun 9
PIT
Pittsburgh
SEA
Seattle
$191 Roundtrip, just found
$191
Roundtrip
just found
Select Delta flight, departing Fri, Jun 5 from Pittsburgh to Seattle, returning Tue, Jun 9, priced at $191 just found
United
Sat, May 16 - Tue, May 19
PIT
Pittsburgh
SEA
Seattle
$201 Roundtrip, found 5 hours ago
$201
Roundtrip
found 5 hours ago
Select United flight, departing Sat, May 16 from Pittsburgh to Seattle, returning Tue, May 19, priced at $201 found 5 hours ago
Sun Country Airlines
Thu, Jul 16 - Wed, Jul 22
PIT
Pittsburgh
SEA
Seattle
$463 Roundtrip, found 1 hour ago
$463
Roundtrip
found 1 hour ago
Select Sun Country Airlines flight, departing Thu, Jul 16 from Pittsburgh to Seattle, returning Wed, Jul 22, priced at $463 found 1 hour ago

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $241
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $241

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

April is typically the cheapest month to fly

From $166 - $332 per traveler.

Frequently asked questions

How much does a flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from $82 and cheap return flights from $163 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights usually range from $137 to $1430, and return flights typically cost between $292 and $1998. 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
January is the cheapest month to fly from Pittsburgh, PA (PIT) to Seattle, WA (SEA), with average return fares around $286. This price is about 20% lower than the average throughout the year, as January is generally a quieter travel month. Other economical months to consider are February and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Hawaiian Airlines operates around 7 direct flights from PIT to SEA every week.
What is the cheapest airline that flies from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting flights from Pittsburgh (PIT) to Seattle (SEA), with round-trip tickets starting from around $255. 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Pittsburgh (PIT) to Seattle (SEA) 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 PIT to SEA, 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly from Pittsburgh, PA (PIT) to Seattle, WA (SEA) is in January and February. With return flights averaging around $286, these months offer a budget-friendly option to explore the Pacific Northwest while avoiding the summer rush.*Prices based on flights available on Expedia in the last year.
How many flights per day from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 1 nonstop flights per day from Pittsburgh Intl. (PIT) to Seattle - Tacoma Intl. (SEA). For more options, look at flights that include layovers.
What is the earliest flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Pittsburgh International Airport (PIT) to Seattle - Tacoma International Airport (SEA) typically departs at around 5:00 AM, operated by American Airlines. An early departure like this allows you to make the most of your day upon arrival in Seattle. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Pittsburgh, PA (PIT) to Seattle, WA (SEA) are in the early morning, from 6am to 9am. About 33% of passengers prefer this time window. Many major carriers, including American Airlines, United Airlines, and Delta Air Lines, offer flights during this window. This timing is popular because it allows you to arrive in Seattle with a full day ahead of you.
How long does it take to fly from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Direct flights from PIT to SEA usually take about 5 hours 30 minutes, traveling roughly 2,118 miles. If you opt for a connecting flight, expect to add around 3 hours 30 minutes to your journey. 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
First class seats are offered on the PIT to SEA route. First class cabins are available on:

  • United Airlines
  • American Airlines
  • Delta Air Lines

How much is a business class flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A direct, return business class ticket from Pittsburgh, PA (PIT) to Seattle, WA (SEA) typically costs between $1,456 - $2,032. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Seattle from Pittsburgh Intl. (PIT)?
If you're planning to travel to Seattle from Pittsburgh Intl. (PIT), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Midway Intl. (MDW) before reaching Seattle. 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle 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 Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Pittsburgh, PA (PIT-Pittsburgh Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$162
Distance
2117 mi
Average flight time
5 hours 18 mins

Book with confidence

Pittsburgh to Seattle Flights

The cheapest times to fly from Pittsburgh to Seattle

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

 

The best time to book a flight from Pittsburgh to Seattle

Sunday is one of the best days to book for cheap flights from Pittsburgh to Seattle: 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 Seattle

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 Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $82 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 Seattle 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 Seattle 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.

 

Pittsburgh to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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