$119+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PIT
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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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 February or March, booked 19 days in advance, depart on a Sunday or Tuesday and return on a Wednesday
Cheap flight deals from Seattle to Pittsburgh
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to PittsburghExplore 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 July 23, 2026.
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 July 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 9/2411:13 pm
SEA
- PIT
1 stop7h 41m
United Airlines
Sun 9/275:11 am
PIT
- SEA
1 stop7h 27m
United Airlines
Deal found 7/20![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/21. 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.
Fri 10/1611:10 am
SEA
- PIT
1 stop9h 35m
Southwest
Wed 10/216:50 am
PIT
- SEA
2 stops10h 30m
Southwest
Deal found 7/21![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 7/18. 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 8/2711:05 pm
SEA
- PIT
2 stops10h 05m
Southwest
Mon 8/3112:50 pm
PIT
- SEA
2 stops13h 05m
Southwest
Deal found 7/18![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 7/20. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Mon 8/2412:50 pm
PIT
- SEA
2 stops13h 05m
Southwest
Deal found 7/20![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 7/21. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Fri 8/286:30 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/21![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 7/18. 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 8/246:15 am
SEA
- PIT
2 stops12h 50m
Southwest
Mon 8/3112:50 pm
PIT
- SEA
2 stops13h 05m
Southwest
Deal found 7/18![Southwest logo]()
$253
This American Airlines deal was found by Cheapflights users on 7/20. 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 9/89:58 pm
SEA
- PIT
1 stop9h 20m
American Airlines
Tue 10/67:41 am
PIT
- SEA
1 stop10h 14m
American Airlines
Deal found 7/20![American Airlines logo]()
$255
This Southwest deal was found by Cheapflights users on 7/20. 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 9/28:55 am
SEA
- PIT
1 stop10h 25m
Southwest
Mon 9/77:30 pm
PIT
- SEA
1 stop7h 25m
Southwest
Deal found 7/20![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 7/22. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Wed 8/261:25 pm
PIT
- SEA
2 stops9h 50m
Southwest
Deal found 7/22![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/20. 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 8/1911:10 am
SEA
- PIT
1 stop8h 55m
Southwest
Wed 8/266:55 pm
PIT
- SEA
1 stop7h 40m
Southwest
Deal found 7/20![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 7/22. 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 8/196:25 am
SEA
- PIT
1 stop11h 25m
Southwest
Sat 8/291:20 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/22![Southwest logo]()
$267
Best flights from Seattle to PittsburghDiscover carefully curated flight deals from Seattle to Pittsburgh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Seattle to Pittsburgh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/22. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Fri 8/286:30 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/22![Southwest logo]()
$252
This United Airlines deal was found by Cheapflights users on 7/18. 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 9/43:30 pm
SEA
- PIT
1 stop11h 05m
United Airlines
Sun 9/66:30 am
PIT
- SEA
2 stops14h 14m
United Airlines
Deal found 7/18![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 7/18. 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 8/246:15 am
SEA
- PIT
2 stops12h 50m
Southwest
Mon 8/3112:50 pm
PIT
- SEA
2 stops13h 05m
Southwest
Deal found 7/18![Southwest logo]()
$253
This Southwest deal was found by Cheapflights users on 7/20. 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 8/206:15 am
SEA
- PIT
2 stops12h 50m
Southwest
Sun 8/301:55 pm
PIT
- SEA
1 stop13h 55m
Southwest
Deal found 7/20![Southwest logo]()
$308
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 9/157:00 am
SEA
- PIT
1 stop7h 14m
United Airlines
Wed 9/166:10 pm
PIT
- SEA
1 stop7h 35m
United Airlines
Deal found 7/22![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/19. 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 12/16:35 am
SEA
- PIT
1 stop6h 35m
Southwest
Sun 12/61:25 pm
PIT
- SEA
1 stop8h 50m
Southwest
Deal found 7/19![Southwest logo]()
$310
This United Airlines deal was found by Cheapflights users on 7/22. 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 10/1611:14 pm
SEA
- PIT
1 stop7h 23m
United Airlines
Wed 10/217:00 am
PIT
- SEA
1 stop8h 23m
United Airlines
Deal found 7/22![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sat 8/225:00 am
SEA
- PIT
1 stop7h 30m
Southwest
Sat 8/224:40 pm
PIT
- SEA
1 stop7h 15m
Southwest
Deal found 7/22![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/55:30 am
SEA
- PIT
2 stops9h 00m
Southwest
Sat 9/123:20 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/21![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 7/18. 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.
Sun 8/235:55 am
SEA
- PIT
1 stop9h 45m
Southwest
Sat 8/297:00 am
PIT
- SEA
1 stop8h 55m
Southwest
Deal found 7/18![Southwest logo]()
$340
This Southwest deal was found by Cheapflights users on 7/21. 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.
Fri 10/1611:05 am
SEA
- PIT
2 stops9h 25m
Southwest
Wed 10/214:40 pm
PIT
- SEA
2 stops9h 45m
Southwest
Deal found 7/21![Southwest logo]()
$350
Last-minute flights from Seattle to PittsburghDiscover last-minute flight deals from Seattle to Pittsburgh. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Pittsburgh. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 8/611:11 pm
SEA
- PIT
1 stop7h 47m
United Airlines
Mon 8/106:16 pm
PIT
- SEA
1 stop7h 40m
United Airlines
Deal found 7/18![United Airlines logo]()
$270
This Southwest deal was found by Cheapflights users on 7/20. 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 8/1911:10 am
SEA
- PIT
1 stop8h 55m
Southwest
Wed 8/266:55 pm
PIT
- SEA
1 stop7h 40m
Southwest
Deal found 7/20![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 7/22. 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 8/196:25 am
SEA
- PIT
1 stop11h 25m
Southwest
Sat 8/291:20 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/22![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/20. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Mon 8/247:30 pm
PIT
- SEA
1 stop7h 25m
Southwest
Deal found 7/20![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 7/21. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Fri 8/286:30 pm
PIT
- SEA
1 stop9h 10m
Southwest
Deal found 7/21![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 7/22. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Wed 8/261:25 pm
PIT
- SEA
2 stops9h 50m
Southwest
Deal found 7/22![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/18. 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 8/246:15 am
SEA
- PIT
2 stops12h 50m
Southwest
Mon 8/3112:50 pm
PIT
- SEA
2 stops13h 05m
Southwest
Deal found 7/18![Southwest logo]()
$253
This Southwest deal was found by Cheapflights users on 7/18. 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 8/2711:05 pm
SEA
- PIT
1 stop8h 40m
Southwest
Mon 8/312:05 pm
PIT
- SEA
1 stop9h 40m
Southwest
Deal found 7/18![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 8/299:58 pm
SEA
- PIT
1 stop9h 22m
American Airlines
Sun 9/65:28 pm
PIT
- SEA
1 stop8h 21m
American Airlines
Deal found 7/22![American Airlines logo]()
$255
One-way flights from Seattle to PittsburghSearch for one-way flight options from Seattle to Pittsburgh. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Seattle to Pittsburgh. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 9/1511:00 pm
SEA
- PIT
1 stop7h 49m
United Airlines
Deal found 7/21![United Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 7/19. 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.
Fri 10/1612:10 am
SEA
- PIT
2 stops8h 55m
Southwest
Deal found 7/19![Southwest logo]()
$124
This Southwest deal was found by Cheapflights users on 7/22. 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.
Fri 8/216:15 am
SEA
- PIT
1 stop13h 00m
Southwest
Deal found 7/22![Southwest logo]()
$129
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Sat 9/1910:45 pm
SEA
- PIT
1 stop8h 43m
American Airlines
Deal found 7/19![American Airlines logo]()
$137
This Southwest deal was found by Cheapflights users on 7/22. 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 8/196:25 am
SEA
- PIT
1 stop11h 25m
Southwest
Deal found 7/22![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sat 8/225:00 am
SEA
- PIT
1 stop7h 30m
Southwest
Deal found 7/22![Southwest logo]()
$147
This American Airlines deal was found by Cheapflights users on 7/20. 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 7/3112:40 pm
SEA
- PIT
1 stop8h 16m
American Airlines
Deal found 7/20![American Airlines logo]()
$149
This Southwest deal was found by Cheapflights users on 7/22. 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 8/2011:00 pm
SEA
- PIT
1 stop10h 35m
Southwest
Deal found 7/22![Southwest logo]()
$152
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 7/293:33 pm
SEA
- PIT
1 stop10h 46m
United Airlines
Deal found 7/21![United Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:06 pm
SEA
- PIT
2 stops37h 45m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$156
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 8/65:15 am
SEA
- PIT
1 stop8h 12m
United Airlines
Deal found 7/19![United Airlines logo]()
$157
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 July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (United Airlines) |
One-way from | $119 (United Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $492 |
Good round-trip deal | $527 or less |
Good one-way deal | $223 or less |
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 July 23, 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
Cheapest round-trip
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Fri 8/21
6:15 am-10:15 pm
1 stop13h 00m
Pittsburgh
Fri 8/28
6:30 pm-12:40 am
1 stop9h 10m
$252
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Mon 8/24
6:15 am-10:05 pm
2 stops12h 50m
Pittsburgh
Mon 8/31
12:50 pm-10:55 pm
2 stops13h 05m
$253
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Thu 8/20
6:15 am-10:05 pm
2 stops12h 50m
Pittsburgh
Sun 8/30
1:55 pm-12:50 am
1 stop13h 55m
$308
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Tue 12/1
6:35 am-4:10 pm
1 stop6h 35m
Pittsburgh
Sun 12/6
1:25 pm-7:15 pm
1 stop8h 50m
$310
Quickest round-trip
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Sat 8/22
5:00 am-3:30 pm
1 stop7h 30m
Pittsburgh
Sat 8/22
4:40 pm-8:55 pm
1 stop7h 15m
$319
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Sat 9/5
5:30 am-5:30 pm
2 stops9h 00m
Pittsburgh
Sat 9/12
3:20 pm-9:30 pm
1 stop9h 10m
$337
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Sun 8/23
5:55 am-6:40 pm
1 stop9h 45m
Pittsburgh
Sat 8/29
7:00 am-12:55 pm
1 stop8h 55m
$340
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Fri 10/16
11:05 am-11:30 pm
2 stops9h 25m
Pittsburgh
Wed 10/21
4:40 pm-11:25 pm
2 stops9h 45m
$350
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Fri 9/4
3:30 pm-5:35 am
1 stop11h 05m
Pittsburgh
Sun 9/6
6:30 am-5:44 pm
2 stops14h 14m
$352
SeattlePittsburgh
SEA - PIT
SEAPIT
Seattle/Tacoma Intl
Tue 9/15
7:00 am-5:14 pm
1 stop7h 14m
Pittsburgh
Wed 9/16
6:10 pm-10:45 pm
1 stop7h 35m
$357
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Seattle to Pittsburgh
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Pittsburgh in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Pittsburgh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Pittsburgh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Pittsburgh flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Pittsburgh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Pittsburgh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SEA-PIT
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
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How far ahead should I book a flight from Seattle to Pittsburgh?
To ensure you get the cheapest price possible for a flight from Seattle to Pittsburgh, you should look to book at least 18 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, February is the cheapest month in which you can book a flight from Seattle to Pittsburgh (average of $269). Flying from Seattle to Pittsburgh in July is currently the most expensive (average of $492). 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 July 23, 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.
The best insider tips for Seattle to Pittsburgh flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Pittsburgh trip
Our travel experts
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 July 23, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta 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.
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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.
Traveling to a place near Pittsburgh?
Book flights to Pittsburgh if you plan to visit one of these locationsMonroeville
Washington
Mars
Chester
Wexford
Belle Vernon
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Complete your trip
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Seattle and Pittsburgh flights
Browse other Seattle and Pittsburgh flight options. Last updated on July 23, 2026.
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Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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Explore flights to Pittsburgh departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Seattle to Pittsburgh
Discover the top 5 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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$178 | Average$342 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$445 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$194 | Average$383 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$196 | Average$300 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$389 | FlexibilityNo cancel fee | On-time69% |