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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 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PIT
17 Apr — 24 Apr1
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 18 March 2026.

Mon 20/411:55 p.m.
SEA
-
PIT
1 stop7h 20m
Southwest
Tue 28/46:05 a.m.
PIT
-
SEA
1 stop7h 50m
Southwest
Deal found 16/3C$ 327
Sat 25/410:30 a.m.
SEA
-
PIT
Nonstop4h 51m
Alaska Airlines
Tue 28/47:17 p.m.
PIT
-
SEA
Nonstop5h 18m
Alaska Airlines
Deal found 15/3C$ 352
Sat 25/45:45 a.m.
SEA
-
PIT
2 stops12h 20m
Southwest
Sat 2/53:25 p.m.
PIT
-
SEA
1 stop9h 45m
Southwest
Deal found 13/3C$ 360
Thu 30/46:30 a.m.
SEA
-
PIT
1 stop9h 50m
Southwest
Thu 7/58:00 p.m.
PIT
-
SEA
1 stop7h 05m
Southwest
Deal found 15/3C$ 362
Thu 30/46:30 a.m.
SEA
-
PIT
1 stop9h 50m
Southwest
Sun 3/58:15 p.m.
PIT
-
SEA
1 stop6h 55m
Southwest
Deal found 18/3C$ 372
Tue 26/56:50 a.m.
SEA
-
PIT
1 stop13h 05m
Southwest
Thu 4/66:40 p.m.
PIT
-
SEA
2 stops10h 00m
Southwest
Deal found 13/3C$ 377
Sat 9/55:45 a.m.
SEA
-
PIT
2 stops12h 20m
Southwest
Thu 14/58:00 p.m.
PIT
-
SEA
1 stop7h 05m
Southwest
Deal found 17/3C$ 379
Tue 9/611:05 p.m.
SEA
-
PIT
1 stop8h 15m
Southwest
Tue 16/66:25 p.m.
PIT
-
SEA
1 stop8h 05m
Southwest
Deal found 16/3C$ 382
Sat 9/55:45 a.m.
SEA
-
PIT
2 stops12h 20m
Southwest
Sat 16/55:05 p.m.
PIT
-
SEA
1 stop8h 55m
Southwest
Deal found 15/3C$ 392

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 18 March 2026.

Round-trip from

C$ 327

One-way from

C$ 164

Popular in

November

Cheapest in

February

Average price

C$ 407
Southwest
  • Southwest
  • 22/4-25/4
  • 2 total stops
  • 14h 50m total
  • Seattle to Pittsburgh
Search Deals
United Airlines
  • United Airlines
  • 17/4
  • 1 total stop
  • 8h 20m total
  • Seattle to Pittsburgh
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 18 March 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

Mon 20/4

11:55 p.m.-10:15 a.m.

1 stop7h 20m

Pittsburgh

Tue 28/4

6:05 a.m.-10:55 a.m.

1 stop7h 50m

C$ 327

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Mon 4/5

11:55 p.m.-10:15 a.m.

1 stop7h 20m

Pittsburgh

Tue 12/5

4:20 p.m.-12:10 a.m.

2 stops10h 50m

C$ 334

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Sat 25/4

10:30 a.m.-6:21 p.m.

Nonstop4h 51m

Pittsburgh

Tue 28/4

7:17 p.m.-9:35 p.m.

Nonstop5h 18m

C$ 352

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Sat 25/4

5:45 a.m.-9:05 p.m.

2 stops12h 20m

Pittsburgh

Sat 2/5

3:25 p.m.-10:10 p.m.

1 stop9h 45m

C$ 360

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Tue 26/5

6:50 a.m.-10:55 p.m.

1 stop13h 05m

Pittsburgh

Thu 4/6

8:10 p.m.-12:25 a.m.

1 stop7h 15m

C$ 403

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Fri 8/5

6:30 a.m.-7:20 p.m.

1 stop9h 50m

Pittsburgh

Sat 9/5

10:05 a.m.-6:15 p.m.

2 stops11h 10m

C$ 407
Quickest round-trip

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Thu 16/4

10:53 a.m.-6:28 p.m.

Nonstop4h 35m

Pittsburgh

Sat 18/4

7:24 p.m.-9:46 p.m.

Nonstop5h 22m

C$ 434

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Thu 21/5

11:59 p.m.-10:20 a.m.

1 stop7h 21m

Pittsburgh

Mon 25/5

6:30 a.m.-11:05 a.m.

1 stop7h 35m

C$ 453

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Mon 30/3

11:55 p.m.-11:35 a.m.

2 stops8h 40m

Pittsburgh

Tue 31/3

1:30 p.m.-7:30 p.m.

1 stop9h 00m

C$ 475
Cheapest one-way

SeattlePittsburgh

SEA - PIT

SEAPIT

Seattle/Tacoma Intl

Wed 9/9

1:56 p.m.-12:15 a.m.

1 stop7h 19m

C$ 164

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/3

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?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Pittsburgh. Price data was last updated on 13 March 2026.

The best time to book flights from Seattle to Pittsburgh is 19 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, September is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of C$ 58). Flying from Seattle to Pittsburgh in June is currently the most expensive (average of C$ 372). 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 18 March 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.

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 1 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$ 352, Southwest can have you in Pittsburgh from Seattle in 4h 51m. 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, September is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of C$ 58). Flying from Seattle to Pittsburgh in June is currently the most expensive (average of C$ 372). 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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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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