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$89 Find cheap flights from Pennsylvania to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
su 6/30
su 7/7

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$89
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly with an average 20% increase in price.
Flight from Pittsburgh to Seattle

FAQs for booking flights from Pennsylvania to Seattle

  • How does KAYAK find such low prices on flights from Pennsylvania to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Pennsylvania to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Pennsylvania with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Pennsylvania to Seattle?

Find which airlines fly direct from Pennsylvania to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

Pennsylvania to Seattle/Tacoma Intl

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +63 more

ANA, Aer Lingus, +64 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights

Nonstop returns

Seattle/Tacoma Intl to Pennsylvania

Monday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Tuesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Wednesday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Thursday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Friday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Saturday

ANA, Aer Lingus, Aeromexico, +63 more

ANA, Aer Lingus, +64 more

Sunday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

See more direct flights
See more direct flights

Book cheap flights from Pennsylvania to Seattle

Recent round-trip flight deals

9/7la
1 stopSpirit Airlines
12h 47mPIT-SEA
9/10ti
1 stopSpirit Airlines
18h 39mSEA-PIT
$159
8/21ke
1 stopSpirit Airlines
27h 39mPIT-SEA
8/26ma
1 stopSpirit Airlines
18h 39mSEA-PIT
$171
8/15to
1 stopAmerican Airlines
8h 47mPIT-SEA
8/21ke
1 stopAmerican Airlines
9h 41mSEA-PIT
$212
9/4ke
1 stopFrontier
16h 38mDCA-SEA
9/18ke
1 stopFrontier
9h 22mSEA-DCA
$224
9/7la
nonstop
5h 15mPIT-SEA
9/10ti
1 stop
18h 39mSEA-PIT
$225
8/27ti
1 stopFrontier
28h 37mDCA-SEA
9/4ke
1 stopFrontier
17h 01mSEA-DCA
$226
8/17la
1 stopJetBlue
10h 44mDCA-SEA
9/1su
1 stopJetBlue
11h 50mSEA-DCA
$230
8/9pe
1 stop
7h 48mPIT-SEA
8/13ti
1 stop
8h 36mSEA-PIT
$241
8/27ti
1 stopAmerican Airlines
10h 36mMDT-SEA
9/6pe
1 stopAmerican Airlines
10h 03mSEA-MDT
$253
9/23ma
1 stopJetBlue
10h 36mDCA-SEA
9/26to
1 stopJetBlue
8h 28mSEA-DCA
$278

Search by stops

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Recent one-way flight deals

6/25ti
1 stopSpirit Airlines
14h 04mPIT-SEA
$89
6/11ti
1 stopSpirit Airlines
14h 04mPIT-SEA
$100
9/20pe
1 stopAmerican Airlines
8h 46mPIT-SEA
$105
8/8to
1 stopAmerican Airlines
8h 13mPIT-SEA
$106
6/8la
1 stopFrontier
29h 10mDCA-SEA
$110
6/8la
1 stopFrontier
17h 11mDCA-SEA
$113
9/23ma
1 stopJetBlue
10h 36mDCA-SEA
$115
7/27la
1 stopDelta
7h 20mPIT-SEA
$118
8/28ke
nonstopDelta
6h 03mIAD-SEA
$139
9/28la
1 stopJetBlue
11h 36mDCA-SEA
$163

Search by stops

Search by airline

Search by price

Last minute flights from Pennsylvania to Seattle

Last minute flight, train and bus deals

6/2su
multi-stopFrontier
15h 13mPHL-SEA
6/3ma
multi-stopFrontier
14h 30mSEA-PHL
$228
6/1la
multi-stopFrontier
13h 37mPHL-SEA
6/4ti
multi-stopFrontier
12h 54mSEA-PHL
$244
6/5ke
multi-stopSpirit Airlines
19h 47mPHL-SEA
6/10ma
multi-stopSpirit Airlines
29h 51mSEA-PHL
$252
6/5ke
multi-stop
23h 34mPHL-SEA
6/10ma
multi-stop
29h 51mSEA-PHL
$266
6/5ke
multi-stop
14h 27mLGA-SEA
6/11ti
multi-stop
17h 18mSEA-LGA
$266
6/5ke
multi-stopSpirit Airlines
29h 47mLGA-SEA
6/11ti
multi-stopSpirit Airlines
17h 18mSEA-LGA
$287
6/4ti
multi-stopAmerican Airlines
9h 26mEWR-SEA
6/6to
multi-stopAmerican Airlines
9h 45mSEA-EWR
$335
6/3ma
multi-stopAmerican Airlines
8h 37mEWR-SEA
6/5ke
multi-stopAmerican Airlines
8h 23mSEA-EWR
$337
6/5ke
multi-stopSun Country Air
23h 42mIAD-SEA
6/12ke
multi-stopSun Country Air
14h 56mSEA-IAD
$345
6/5ke
multi-stopSun Country Air
23h 42mIAD-SEA
6/11ti
multi-stopSun Country Air
14h 06mSEA-IAD
$355

Search by stops

Search by airline

Search by price