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Cheap flights from Seattle to Pittsburgh from C$ 164

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PIT
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Pittsburgh

Enter your travel dates to find the best prices.

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 1 May 2026.

Mon 8/610:40 p.m.
SEA
-
PIT
1 stop8h 18m
United Airlines
Mon 15/67:24 p.m.
PIT
-
SEA
1 stop7h 35m
United Airlines
Deal found 28/4C$ 326
Wed 9/95:20 a.m.
SEA
-
PIT
1 stop6h 50m
Southwest
Wed 16/91:25 p.m.
PIT
-
SEA
2 stops9h 50m
Southwest
Deal found 29/4C$ 359
Thu 28/511:20 p.m.
SEA
-
PIT
1 stop7h 20m
United Airlines
Thu 4/66:11 p.m.
PIT
-
SEA
1 stop8h 48m
United Airlines
Deal found 29/4C$ 374
Wed 27/511:20 p.m.
SEA
-
PIT
1 stop7h 20m
United Airlines
Wed 3/67:24 p.m.
PIT
-
SEA
1 stop7h 35m
United Airlines
Deal found 27/4C$ 375
Tue 2/611:45 p.m.
SEA
-
PIT
1 stop7h 30m
Southwest
Mon 8/68:10 p.m.
PIT
-
SEA
1 stop7h 20m
Southwest
Deal found 27/4C$ 381
Thu 25/611:52 p.m.
SEA
-
PIT
1 stop7h 06m
United Airlines
Mon 29/66:16 p.m.
PIT
-
SEA
1 stop7h 20m
United Airlines
Deal found 29/4C$ 385
Tue 15/911:05 p.m.
SEA
-
PIT
2 stops10h 00m
Southwest
Wed 16/96:30 p.m.
PIT
-
SEA
1 stop7h 35m
Southwest
Deal found 28/4C$ 387
Wed 22/710:45 p.m.
SEA
-
PIT
1 stop10h 45m
Southwest
Wed 29/73:55 p.m.
PIT
-
SEA
2 stops10h 35m
Southwest
Deal found 29/4C$ 396
Thu 4/611:52 p.m.
SEA
-
PIT
1 stop7h 06m
United Airlines
Mon 8/66:11 p.m.
PIT
-
SEA
1 stop8h 48m
United Airlines
Deal found 27/4C$ 400
Sat 6/610:40 p.m.
SEA
-
PIT
1 stop8h 18m
United Airlines
Fri 12/67:24 p.m.
PIT
-
SEA
1 stop7h 35m
United Airlines
Deal found 28/4C$ 407

Find 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 1 May 2026.

Round-trip from

C$ 326

One-way from

C$ 164

Popular in

November

Cheapest in

February

Average price

C$ 535
United Airlines
  • United Airlines
  • 8/6-15/6
  • 2 total stops
  • 15h 53m total
  • Seattle to Pittsburgh
Search Deals
Southwest
  • Southwest
  • 2/7
  • 1 total stop
  • 8h 10m total
  • Seattle to Pittsburgh
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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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 629,999 searches. Data last updated 1 May 2026.
Use the filters below to find and compare flights from Seattle to Pittsburgh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Wed 3/6

9:20 a.m.-10:55 p.m.

1 stop10h 35m

Pittsburgh

Mon 8/6

8:10 p.m.-12:30 a.m.

1 stop7h 20m

C$ 381

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 15/9

5:20 a.m.-3:10 p.m.

1 stop6h 50m

Pittsburgh

Wed 16/9

1:25 p.m.-8:15 p.m.

2 stops9h 50m

C$ 387

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Thu 4/6

11:52 p.m.-9:58 a.m.

1 stop7h 06m

Pittsburgh

Mon 8/6

6:11 p.m.-11:59 p.m.

1 stop8h 48m

C$ 400

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Thu 9/7

11:05 p.m.-11:45 a.m.

2 stops9h 40m

Pittsburgh

Sun 19/7

5:35 p.m.-1:10 a.m.

1 stop10h 35m

C$ 548
Quickest round-trip

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Sun 4/10

11:10 p.m.-6:45 a.m.

Nonstop4h 35m

Pittsburgh

Fri 9/10

6:14 p.m.-8:34 p.m.

Nonstop5h 20m

C$ 596

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Mon 22/6

11:10 a.m.-11:55 p.m.

1 stop9h 45m

Pittsburgh

Mon 29/6

6:40 p.m.-1:40 a.m.

2 stops10h 00m

C$ 637

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 2/6

11:45 p.m.-11:50 a.m.

2 stops9h 05m

Pittsburgh

Sun 7/6

5:20 a.m.-1:15 p.m.

2 stops10h 55m

C$ 666

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Mon 22/6

11:05 p.m.-12:05 p.m.

2 stops10h 00m

Pittsburgh

Thu 25/6

8:10 p.m.-12:30 a.m.

1 stop7h 20m

C$ 668

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Sat 16/5

10:07 a.m.-5:56 p.m.

Nonstop4h 49m

Pittsburgh

Wed 20/5

7:00 a.m.-9:22 a.m.

Nonstop5h 22m

C$ 719

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Sat 23/5

11:55 p.m.-12:10 p.m.

2 stops9h 15m

Pittsburgh

Mon 25/5

3:55 p.m.-12:40 a.m.

2 stops11h 45m

C$ 719

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

The best time to book flights from Seattle to Pittsburgh is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of C$ 374). Flying from Seattle to Pittsburgh in November is currently the most expensive (average of C$ 610). 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 1 May 2026.

When flying from Seattle to Pittsburgh, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Seattle to Pittsburgh?

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.

  • How popular is this Seattle to Pittsburgh flight route?

    The Seattle/Tacoma Intl to Pittsburgh flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Pittsburgh?

    For as low as C$ 400, Southwest can have you in Pittsburgh from Seattle in 7h 06m. There are 3407 km between Seattle and Pittsburgh. Both multi-stop and direct flights can be found to your destination and back.

  • 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, February is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of C$ 374). Flying from Seattle to Pittsburgh in November is currently the most expensive (average of C$ 610). 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

Travelling to a place near Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Wheeling
Monroeville

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Cheapflights helps you search for flights from Seattle to Pittsburgh via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Pittsburgh?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pittsburgh from Seattle.

Can Cheapflights find flights from Seattle to Pittsburgh with no change fees?

Yes, we can. To see specific flights from Seattle to Pittsburgh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Pittsburgh become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pittsburgh from Seattle today and book when prices fit your budget.

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