$90+ Cheap flights from Pittsburgh to Seattle (PIT - SEA)
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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SEA
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Pittsburgh to Seattle 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 Pittsburgh to Seattle/Tacoma Intl are usually found in February or October, booked 76 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
Cheap flight deals from Pittsburgh to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pittsburgh to SeattleExplore the most affordable flight options available from Pittsburgh to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Pittsburgh to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Expedia deal was found by Cheapflights users on 2/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:31 pm
PIT
- SEA
Nonstop5h 33m
Alaska Airlines
Mon 3/911:02 am
SEA
- PIT
Nonstop4h 33m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$187
This American Airlines deal was found by Cheapflights users on 2/10. 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 3/107:05 pm
PIT
- SEA
1 stop8h 19m
American Airlines
Tue 3/177:21 am
SEA
- PIT
1 stop7h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:13 pm
PIT
- SEA
1 stop9h 03m
American Airlines
Wed 3/181:37 pm
SEA
- PIT
1 stop6h 41m
American Airlines
Deal found 2/11![American Airlines logo]()
$193
This Delta deal was found by Cheapflights users on 2/8. 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 5/125:47 pm
PIT
- SEA
1 stop7h 14m
Delta
Tue 5/1911:59 pm
SEA
- PIT
1 stop7h 30m
Delta
Deal found 2/8![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 5/275:04 pm
PIT
- SEA
1 stop9h 37m
Delta
Mon 6/15:30 am
SEA
- PIT
1 stop8h 20m
Delta
Deal found 2/10![Delta logo]()
$207
This American Airlines deal was found by Cheapflights users on 2/8. 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 4/176:00 am
PIT
- SEA
1 stop8h 34m
American Airlines
Wed 4/227:00 am
SEA
- PIT
1 stop8h 32m
American Airlines
Deal found 2/8![American Airlines logo]()
$218
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 2/2511:34 am
PIT
- SEA
1 stop10h 55m
American Airlines
Thu 3/510:08 pm
SEA
- PIT
1 stop8h 04m
American Airlines
Deal found 2/8![American Airlines logo]()
$219
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Thu 3/126:22 am
PIT
- SEA
1 stop9h 29m
American Airlines
Mon 3/161:37 pm
SEA
- PIT
1 stop8h 14m
American Airlines
Deal found 2/10![American Airlines logo]()
$223
This Southwest deal was found by Cheapflights users on 2/9. 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 5/51:25 pm
PIT
- SEA
2 stops12h 05m
Southwest
Wed 5/1311:45 pm
SEA
- PIT
1 stop7h 15m
Southwest
Deal found 2/9![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 2/8. 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 5/148:00 pm
PIT
- SEA
1 stop7h 05m
Southwest
Wed 5/2011:45 pm
SEA
- PIT
1 stop7h 15m
Southwest
Deal found 2/8![Southwest logo]()
$226
This CheapOair deal was found by Cheapflights users on 2/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:17 pm
PIT
- SEA
Nonstop5h 18m
Alaska Airlines
Mon 5/410:30 am
SEA
- PIT
Nonstop4h 51m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$227
Best flights from Pittsburgh to SeattleDiscover carefully curated flight deals from Pittsburgh to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Pittsburgh to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Delta deal was found by Cheapflights users on 2/9. 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.
Thu 5/76:29 pm
PIT
- SEA
1 stop8h 30m
Delta
Thu 5/146:10 am
SEA
- PIT
1 stop7h 03m
Delta
Deal found 2/9![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:24 pm
PIT
- SEA
Nonstop5h 22m
Alaska Airlines
Fri 5/110:30 am
SEA
- PIT
Nonstop4h 51m
Alaska Airlines
Deal found 2/7![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 2/7. 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.
Sat 4/185:30 pm
PIT
- SEA
1 stop7h 31m
Delta
Fri 5/111:59 pm
SEA
- PIT
1 stop7h 46m
Delta
Deal found 2/7![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/8. 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.
Fri 5/295:47 pm
PIT
- SEA
1 stop9h 25m
Delta
Mon 6/110:35 pm
SEA
- PIT
1 stop7h 27m
Delta
Deal found 2/8![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/8. 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 7/95:35 pm
PIT
- SEA
1 stop9h 26m
Delta
Mon 7/2011:53 pm
SEA
- PIT
1 stop7h 11m
Delta
Deal found 2/8![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/9. 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.
Thu 5/285:47 pm
PIT
- SEA
1 stop9h 25m
Delta
Wed 6/310:35 pm
SEA
- PIT
1 stop7h 27m
Delta
Deal found 2/9![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/9. 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 5/53:55 pm
PIT
- SEA
1 stop8h 54m
Delta
Wed 5/136:10 am
SEA
- PIT
1 stop7h 03m
Delta
Deal found 2/9![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/8. 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.
Fri 4/35:25 pm
PIT
- SEA
1 stop9h 15m
Delta
Mon 4/611:15 pm
SEA
- PIT
1 stop7h 30m
Delta
Deal found 2/8![Delta logo]()
$228
This Delta deal was found by Cheapflights users on 2/9. 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.
Wed 5/205:04 pm
PIT
- SEA
1 stop9h 37m
Delta
Wed 5/277:15 am
SEA
- PIT
1 stop6h 35m
Delta
Deal found 2/9![Delta logo]()
$228
This Delta deal was found by Cheapflights users on 2/7. 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.
Mon 6/86:05 pm
PIT
- SEA
1 stop9h 01m
Delta
Tue 6/99:58 pm
SEA
- PIT
1 stop8h 37m
Delta
Deal found 2/7![Delta logo]()
$228
This Delta deal was found by Cheapflights users on 2/8. 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.
Mon 4/135:30 pm
PIT
- SEA
1 stop9h 29m
Delta
Sun 4/1910:40 pm
SEA
- PIT
1 stop10h 05m
Delta
Deal found 2/8![Delta logo]()
$228
This Delta deal was found by Cheapflights users on 2/10. 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.
Fri 6/265:35 pm
PIT
- SEA
1 stop9h 26m
Delta
Sat 7/45:45 am
SEA
- PIT
1 stop8h 02m
Delta
Deal found 2/10![Delta logo]()
$238
Last-minute flights from Pittsburgh to SeattleDiscover last-minute flight deals from Pittsburgh to Seattle. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Seattle. Data last updated February 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 2/2511:34 am
PIT
- SEA
1 stop10h 55m
American Airlines
Thu 3/510:08 pm
SEA
- PIT
1 stop8h 04m
American Airlines
Deal found 2/8![American Airlines logo]()
$219
This Expedia deal was found by Cheapflights users on 2/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:31 pm
PIT
- SEA
Nonstop5h 33m
Alaska Airlines
Mon 3/911:02 am
SEA
- PIT
Nonstop4h 33m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 2/8. 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 3/98:10 pm
PIT
- SEA
1 stop7h 20m
Southwest
Thu 3/125:15 am
SEA
- PIT
1 stop6h 55m
Southwest
Deal found 2/8![Southwest logo]()
$231
This American Airlines deal was found by Cheapflights users on 2/10. 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 3/107:05 pm
PIT
- SEA
1 stop8h 19m
American Airlines
Tue 3/177:21 am
SEA
- PIT
1 stop7h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 2/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:13 pm
PIT
- SEA
1 stop9h 03m
American Airlines
Wed 3/181:37 pm
SEA
- PIT
1 stop6h 41m
American Airlines
Deal found 2/11![American Airlines logo]()
$193
This CheapOair deal was found by Cheapflights users on 2/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:31 pm
PIT
- SEA
Nonstop5h 33m
Alaska Airlines
Mon 3/1611:02 am
SEA
- PIT
Nonstop4h 33m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Thu 3/126:22 am
PIT
- SEA
1 stop9h 29m
American Airlines
Mon 3/161:37 pm
SEA
- PIT
1 stop8h 14m
American Airlines
Deal found 2/10![American Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 3/215:23 pm
PIT
- SEA
1 stop7h 40m
Delta
Sun 3/2911:59 pm
SEA
- PIT
1 stop7h 42m
Delta
Deal found 2/10![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 2/10. 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.
Thu 3/262:25 pm
PIT
- SEA
1 stop13h 05m
Southwest
Mon 3/3010:30 am
SEA
- PIT
1 stop11h 20m
Southwest
Deal found 2/10![Southwest logo]()
$230
One-way flights from Pittsburgh to SeattleSearch for one-way flight options from Pittsburgh to Seattle. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Pittsburgh to Seattle. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Southwest deal was found by Cheapflights users on 2/10. 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.
Tue 3/103:55 pm
PIT
- SEA
1 stop11h 25m
Southwest
Deal found 2/10![Southwest logo]()
$90
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Sat 3/216:33 pm
PIT
- SEA
1 stop8h 51m
American Airlines
Deal found 2/10![American Airlines logo]()
$95
This Delta deal was found by Cheapflights users on 2/8. 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.
Sat 3/215:23 pm
PIT
- SEA
1 stop7h 40m
Delta
Deal found 2/8![Delta logo]()
$99
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 5/275:04 pm
PIT
- SEA
1 stop9h 37m
Delta
Deal found 2/10![Delta logo]()
$104
This CheapOair deal was found by Cheapflights users on 2/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:31 pm
PIT
- SEA
Nonstop5h 33m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$119
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/310:28 am
PIT
- SEA
2 stops11h 35m
United Airlines
Deal found 2/8![United Airlines logo]()
$124
This CheapOair deal was found by Cheapflights users on 2/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:24 pm
PIT
- SEA
Nonstop5h 22m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$129
This American Airlines deal was found by Cheapflights users on 2/8. 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 2/277:19 pm
PIT
- SEA
1 stop8h 36m
American Airlines
Deal found 2/8![American Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:22 pm
PIT
- SEA
3 stops43h 57m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/36:22 pm
PIT
- SEA
3 stops52h 46m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Mon 3/21:31 pm
PIT
- SEA
2 stops31h 47m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$156
Find flight deals from Pittsburgh to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Seattle (SEA). 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (Expedia) |
One-way from | $90 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $231 |
Good round-trip deal | $299 or less |
Good one-way deal | $269 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh to Seattle 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 February 11, 2026.
Use the filters below to find and compare flights from Pittsburgh to Seattle that are best for you.
Fly from
Pittsburgh
Fly to
Seattle
Route
Depart
Return
Price
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Thu 5/7
6:29 pm-11:59 pm
1 stop8h 30m
Seattle/Tacoma Intl
Thu 5/14
6:10 am-4:13 pm
1 stop7h 03m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Sat 4/18
5:30 pm-10:01 pm
1 stop7h 31m
Seattle/Tacoma Intl
Fri 5/1
11:59 pm-10:45 am
1 stop7h 46m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Fri 5/29
5:47 pm-12:12 am
1 stop9h 25m
Seattle/Tacoma Intl
Mon 6/1
10:35 pm-9:02 am
1 stop7h 27m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Thu 7/9
5:35 pm-12:01 am
1 stop9h 26m
Seattle/Tacoma Intl
Mon 7/20
11:53 pm-10:04 am
1 stop7h 11m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Thu 5/28
5:47 pm-12:12 am
1 stop9h 25m
Seattle/Tacoma Intl
Wed 6/3
10:35 pm-9:02 am
1 stop7h 27m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Tue 5/5
3:55 pm-9:49 pm
1 stop8h 54m
Seattle/Tacoma Intl
Wed 5/13
6:10 am-4:13 pm
1 stop7h 03m
$197
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Fri 4/3
5:25 pm-11:40 pm
1 stop9h 15m
Seattle/Tacoma Intl
Mon 4/6
11:15 pm-9:45 am
1 stop7h 30m
$228
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Wed 5/20
5:04 pm-11:41 pm
1 stop9h 37m
Seattle/Tacoma Intl
Wed 5/27
7:15 am-4:50 pm
1 stop6h 35m
$228
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Mon 6/8
6:05 pm-12:06 am
1 stop9h 01m
Seattle/Tacoma Intl
Tue 6/9
9:58 pm-9:35 am
1 stop8h 37m
$228
PittsburghSeattle
PIT - SEA
PITSEA
Pittsburgh
Mon 4/13
5:30 pm-11:59 pm
1 stop9h 29m
Seattle/Tacoma Intl
Sun 4/19
10:40 pm-11:45 am
1 stop10h 05m
$228
Showing 1-10 of 22 results
Compare providers for flights from Pittsburgh to Seattle
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 Pittsburgh to Seattle in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Pittsburgh-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Pittsburgh-Seattle 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 Pittsburgh-Seattle 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 Pittsburgh to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Pittsburgh with our price prediction graph.
PIT-SEA
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 Pittsburgh to Seattle
How far ahead should I book a flight from Pittsburgh to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Seattle. Price data was last updated on February 6, 2026.
The price you pay for your flight from Pittsburgh to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Pittsburgh to Seattle?
Currently, February is the cheapest month in which you can book a flight from Pittsburgh to Seattle (average of $167). Flying from Pittsburgh to Seattle in September is currently the most expensive (average of $237). 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 PIT to SEA?
Find hourly flight availability from Pittsburgh to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pittsburgh to Seattle as you normally would.
The best insider tips for Pittsburgh to Seattle 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 Pittsburgh to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 11, 2026.
Read through reviews of airlines operating flights from Pittsburgh to Seattle, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh to Seattle. 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 Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Pittsburgh and Seattle flights
Browse other Pittsburgh and Seattle flight options. Last updated on February 11, 2026.
Other flights from Pittsburgh
Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on February 11, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 11, 2026.
Top 7 airlines flying from Pittsburgh to Seattle
Discover the top 7 airlines that operate flights from Pittsburgh to Seattle. 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$161 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$133 | Average$264 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$371 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$178 | Average$294 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$183 | Average$404 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$221 | Average$337 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$222 | Average$396 | FlexibilityNo cancel fee | On-time75% |