>>>>
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from Pittsburgh International Airport to Seattle

Search for flights from Pittsburgh International Airport to Seattle and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Pittsburgh International Airport to Seattle

See which airlines fly from Pittsburgh International Airport to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From S$ 101
American Airlines
From S$ 134
Alaska Airlines
From S$ 160
Spirit Airlines
From S$ 165
United Airlines
From S$ 189
Breeze Airways
From S$ 199
Sun Country Airlines
From S$ 211
Southwest Airlines
From S$ 218
Delta Air Lines
From S$ 238
Southern Airways Express, Llc
From S$ 274
ANA airlines
Find more flights and airlines

Airports in Seattle

Learn about different airports in Seattle, find the best flight and transfer options, and plan your journey.

Flight Schedule from Pittsburgh International Airport to Seattle

Check the schedule for flights from Pittsburgh International Airport to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. AA376

    05:07

    PIT

    1.5h

    06:35

    CLT

    SMTWTFS
  2. AA2775

    09:42

    CLT

    5.9h

    12:34

    SEA

    SMTWTFS
  3. AA311

    06:55

    PIT

    1.5h

    08:24

    CLT

    SMTWTFS
  4. AA2775

    09:42

    CLT

    5.9h

    12:34

    SEA

    SMTWTFS
  5. UA1675

    07:20

    PIT

    1.6h

    07:58

    ORD

    SMTWTFS
  6. AS335

    13:13

    ORD

    4.6h

    15:47

    SEA

    SMTWTFS
  7. AS401

    09:20

    PIT

    5.3h

    Direct

    11:39

    SEA

    SMTWTFS
  8. AA1936

    12:58

    PIT

    1.7h

    13:40

    ORD

    SMTWTFS
  9. AA2368

    19:21

    ORD

    4.7h

    22:00

    SEA

    S-TWTFS
  10. AA1862

    16:37

    PIT

    1.1h

    17:44

    PHL

    SMTWTFS
  11. AA2361

    18:47

    PHL

    6.2h

    21:58

    SEA

    SMTWTFS
  12. NK350

    18:59

    PIT

    4.8h

    20:48

    LAS

    S--WTFS
  13. NK421

    06:00

    LAS

    2.6h

    08:39

    SEA

    SMTWTFS
  14. F94373

    20:50

    PIT

    3.5h

    22:19

    DEN

    -M-W--S
  15. F91175

    06:35

    DEN

    3.0h

    08:37

    SEA

    S----F-
  16. F94373

    20:50

    PIT

    3.5h

    22:19

    DEN

    -M-W--S
  17. F94647

    13:51

    DEN

    2.6h

    15:26

    SEA

    S----F-
  18. F94373

    20:50

    PIT

    3.5h

    22:19

    DEN

    -M-W--S
  19. F91815

    18:25

    DEN

    3.2h

    20:35

    SEA

    -M-----

Flight Info of Flights from Pittsburgh International Airport to Seattle

Cheapest return ticket price

S$ 315

Cheapest direct flight price

S$ 100

Cheapest month

February

Peak season for travel

July

FAQs for Pittsburgh International Airport to Seattle Flights