HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pittsburgh

$67+ Cheap flights from Seattle to Pittsburgh (SEA - PIT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PIT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Pittsburgh with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Pittsburgh are usually found in January or March, booked 79 days in advance, depart on a Tuesday or Friday and return on a Thursday

Cheap flight deals from Seattle to Pittsburgh

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Pittsburgh (PIT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$197
(Delta)

One-way from

$67
(Southwest)

Popular in

December

Cheapest in

January

Average price

$359

Good round-trip deal

$357 or less

Good one-way deal

$253 or less
From Seattle/Tacoma Intl to Pittsburgh
Search Deals
One-way flight from Seattle/Tacoma Intl to Pittsburgh
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Pittsburgh.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Pittsburgh.
Search Deals

Find flight deals from Seattle to Pittsburgh

Cheapest flights from Seattle to Pittsburgh
Explore the most affordable flight options available from Seattle to Pittsburgh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:30 amSEA - PIT
1 stop7h 55mDelta
Sat 10/115:30 pmPIT - SEA
1 stop7h 52mDelta
Deal found 9/10$197
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:05 pmSEA - PIT
1 stop7h 33mAmerican Airlines
Sat 10/411:56 amPIT - SEA
1 stop10h 13mAmerican Airlines
Deal found 9/10$200
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:15 amSEA - PIT
1 stop7h 35mSouthwest
Sun 11/28:05 pmPIT - SEA
1 stop7h 30mSouthwest
Deal found 9/9$202
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:30 amSEA - PIT
1 stop7h 55mDelta
Sat 10/115:30 pmPIT - SEA
1 stop7h 52mDelta
Deal found 9/10$204
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/31:12 pmSEA - PIT
1 stop7h 03mUnited Airlines
Thu 10/910:41 amPIT - SEA
1 stop7h 51mUnited Airlines
Deal found 9/10$205
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:25 amSEA - PIT
1 stop8h 08mDelta
Sun 11/237:20 pmPIT - SEA
1 stop7h 39mDelta
Deal found 9/9$206
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/175:40 amSEA - PIT
1 stop6h 35mSouthwest
Tue 11/256:55 pmPIT - SEA
1 stop9h 30mSouthwest
Deal found 9/9$211
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:15 amSEA - PIT
1 stop7h 35mSouthwest
Wed 10/88:00 amPIT - SEA
1 stop10h 05mSouthwest
Deal found 9/11$213
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2410:39 amSEA - PIT
1 stop9h 40mAmerican Airlines
Fri 10/315:15 amPIT - SEA
1 stop8h 39mAmerican Airlines
Deal found 9/9$219
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/189:35 amSEA - PIT
2 stops7h 55mSouthwest
Tue 11/256:55 pmPIT - SEA
1 stop9h 30mSouthwest
Deal found 9/9$220
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:35 amSEA - PIT
2 stops7h 55mSouthwest
Sun 11/235:10 pmPIT - SEA
1 stop10h 20mSouthwest
Deal found 9/10$221

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Pittsburgh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Seattle to Pittsburgh that are best for you.

Fly from

Seattle

Fly to

Pittsburgh

Route

Depart

Return

Price

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Fri 11/7

11:55 pm-10:22 am

1 stop7h 27m

Pittsburgh

Mon 11/10

5:28 pm-12:11 am

1 stop9h 43m

$197

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Fri 10/3

11:40 pm-10:20 am

1 stop7h 40m

Pittsburgh

Sat 10/11

5:30 pm-10:22 pm

1 stop7h 52m

$197

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 9/30

5:30 am-4:25 pm

1 stop7h 55m

Pittsburgh

Sat 10/11

5:30 pm-10:22 pm

1 stop7h 52m

$204

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 11/11

5:25 am-4:33 pm

1 stop8h 08m

Pittsburgh

Sun 11/23

7:20 pm-11:59 pm

1 stop7h 39m

$206

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Wed 11/19

9:35 am-8:30 pm

2 stops7h 55m

Pittsburgh

Sun 11/23

5:10 pm-12:30 am

1 stop10h 20m

$221

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Wed 10/1

11:06 am-6:42 pm

Nonstop4h 36m

Pittsburgh

Tue 10/7

7:59 pm-10:22 pm

Nonstop5h 23m

$237

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Wed 11/19

6:00 am-3:54 pm

1 stop6h 54m

Pittsburgh

Sat 11/22

5:28 pm-11:20 pm

1 stop8h 52m

$237

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 11/18

6:00 am-4:12 pm

1 stop7h 12m

Pittsburgh

Sat 11/22

5:28 pm-11:20 pm

1 stop8h 52m

$237

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Thu 11/27

5:30 am-4:23 pm

1 stop7h 53m

Pittsburgh

Sun 11/30

4:01 pm-10:57 pm

1 stop9h 56m

$245

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 10/28

10:54 am-6:32 pm

Nonstop4h 38m

Pittsburgh

Mon 11/3

7:28 pm-10:07 pm

Nonstop5h 39m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 20 results
1
2

The best insider tips for Seattle to Pittsburgh flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Pittsburgh trip
Airports
SEA

Use SEA Spot Saver to book security screening appointments in advance, reducing wait times. Sign up online a few days before your flight.

Read more about SEAby Brandon Schultz
PIT

Take the 28X Airport Flyer bus for a budget-friendly ride to downtown Pittsburgh. It runs twice an hour and takes about 45 minutes.

Read more about PITby John Walton
Our travel experts
John Walton

John Walton

Expert on PIT

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Seattle to Pittsburgh

Have a flexible travel schedule? Discover the best time to fly to Pittsburgh from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Pittsburgh

How far ahead should I book a flight from Seattle to Pittsburgh?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Pittsburgh. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Pittsburgh, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Pittsburgh?

Currently, August is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of $262). Flying from Seattle to Pittsburgh in November is currently the most expensive (average of $333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to PIT?

Find hourly flight availability from Seattle to Pittsburgh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Seattle to Pittsburgh is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 63% on airfare.

What is the cheapest day to fly from Seattle to Pittsburgh?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Pittsburgh. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Seattle to Pittsburgh flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Pittsburgh

Get insights into the airlines that provide service to Pittsburgh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pittsburgh. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Pittsburgh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,960 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,937 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Pittsburgh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Pittsburgh?

    To fly from Seattle to Pittsburgh, you need to book a flight from Seattle/Tacoma Intl (SEA) to Pittsburgh (PIT). Nonstop flights to Pittsburgh from Seattle/Tacoma Intl take 4h 36m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from Seattle/Tacoma Intl to Pittsburgh offered by 6 different airlines.

  • How popular is this Seattle to Pittsburgh flight route?

    Flights from Seattle/Tacoma Intl to Pittsburgh have been viewed 5 times in the past calendar month.

  • How long is the flight from Seattle to Pittsburgh?

    Delta and Southwest can get you from Seattle to Pittsburgh in just under 7h 27m. Your travel time can differ by up to 28m. Seattle and Pittsburgh are separated by a distance of 2117 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Pittsburgh round-trip?

    Delta, at $153, was found to be the cheapest airline from Seattle to Pittsburgh.Alternate airlines to your destination round-trip include Southwest and American Airlines. Delta is 59% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Seattle to Pittsburgh?

    Looking at all options, your cheapest flight can be booked for $208. While the most popular route (Seattle/Tacoma Intl - Pittsburgh) can be booked for $161 on average, our data indicates $373 when flying from Seattle to Pittsburgh.

  • Can I find deals for flights from Seattle to Pittsburgh that include hotel bookings?

    Yes. In addition to deals on Seattle to Pittsburgh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Pittsburgh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Pittsburgh.

  • Can I find deals for business class flights from Seattle to Pittsburgh?

    Yes. Cheapflights offers flight deals from Seattle to Pittsburgh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Pittsburgh?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of $262). Flying from Seattle to Pittsburgh in November is currently the most expensive (average of $333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Mars
Steubenville
Monroeville
Washington
Wexford
Belle Vernon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Pittsburgh

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to John F Kennedy Intl flights
Seattle to Dulles Intl flights
Seattle to Newark flights
Seattle to LaGuardia flights
Seattle to Reagan-National flights
Portland to John F Kennedy Intl flights
Portland to Newark flights
Seattle to Philadelphia flights
Portland to LaGuardia flights
Portland to Reagan-National flights
Portland to Dulles Intl flights
Portland to Philadelphia flights
Spokane to John F Kennedy Intl flights
Spokane to Reagan-National flights
Portland to Pittsburgh flights
Spokane to LaGuardia flights
Spokane to Newark flights
Spokane to Dulles Intl flights
Portland to Harrisburg flights
Seattle to Harrisburg flights
Pasco to John F Kennedy Intl flights
Pasco to Newark flights
Portland to State College flights
Seattle to Elmira flights
Seattle to Allentown flights
Spokane to Pittsburgh flights
Pasco to Dulles Intl flights
Pasco to LaGuardia flights
Pasco to Reagan-National flights
Bellingham to Dulles Intl flights
Pasco to Pittsburgh flights
Seattle to Scranton flights
Walla Walla to Newark flights
Walla Walla to John F Kennedy Intl flights
Portland to Scranton flights
Spokane to Philadelphia flights
Portland to Elmira flights
Seattle to State College flights
Pullman to John F Kennedy Intl flights
Pullman to Newark flights
Bellingham to Reagan-National flights
Pasco to Philadelphia flights
Portland to Allentown flights
Bellingham to Newark flights
Bellingham to John F Kennedy Intl flights
Spokane to Allentown flights
Spokane to Scranton flights
Bellingham to LaGuardia flights
Wenatchee to Dulles Intl flights

Top 6 airlines flying from Seattle to Pittsburgh

Discover the top 6 airlines that operate flights from Seattle to Pittsburgh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$153Average$303FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$183Average$374FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$194Average$373FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$222Average$357FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$241Average$377FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$248Average$394FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.