Trip.com
>
Flights
>
Flights to United States
>
Flights to Washington
>
Flights to Seattle
>
Pasco to Seattle flight
>
Tri Cities Airport to Seattle-Tacoma International Airport flight

Search for flights from Pasco to Seattle. Find affordable one-way or round-trip flights.

      • Cheapest nonstop
        PSC 06:20
        1h 20m
        Nonstop
        SEA 07:40
        Pasco - Seattle | Sat, May 23 | Delta Air Lines
        SEA 10:35
        1h 11m
        Nonstop
        PSC 11:46
        Seattle - Pasco | Sat, May 30 | Delta Air Lines
        AU$302 AU$350
        14% off
        14% off
        AU$350 AU$302
      • PSC 17:30
        1h 14m
        Nonstop
        SEA 18:44
        Pasco - Seattle | Tue, May 26 | Delta Air Lines
        SEA 15:10
        1h 6m
        Nonstop
        PSC 16:16
        Seattle - Pasco | Tue, Jun 2 | Delta Air Lines
        AU$306 AU$350
        13% off
        13% off
        AU$350 AU$306
      • PSC 19:17
        1h 6m
        Nonstop
        SEA 20:23
        Pasco - Seattle | Sat, May 23 | Alaska Airlines
        SEA 20:30
        59m
        Nonstop
        PSC 21:29
        Seattle - Pasco | Sat, May 30 | Alaska Airlines
        AU$310 AU$350
        11% off
        11% off
        AU$350 AU$310
      • PSC 13:51
        1h 4m
        Nonstop
        SEA 14:55
        Pasco - Seattle | Mon, Jun 8 | Alaska Airlines
        SEA 23:15
        59m
        Nonstop
        PSC 00:14
        Seattle - Pasco | Thu, Jun 11 | Alaska Airlines
        AU$311
        11% off
        AU$350 AU$311
      • PSC 08:00
        1h 6m
        Nonstop
        SEA 09:06
        Pasco - Seattle | Tue, May 26 | Alaska Airlines
        SEA 10:01
        1h 3m
        Nonstop
        PSC 11:04
        Seattle - Pasco | Wed, May 27 | Alaska Airlines
        AU$313
        11% off
        AU$350 AU$313
      • PSC 17:30
        1h 14m
        Nonstop
        SEA 18:44
        Pasco - Seattle | Mon, Jun 8 | Delta Air Lines
        SEA 10:35
        1h 13m
        Nonstop
        PSC 11:48
        Seattle - Pasco | Thu, Jun 11 | Delta Air Lines
        AU$319
        9% off
        AU$350 AU$319
      • PSC 19:17
        1h 6m
        Nonstop
        SEA 20:23
        Pasco - Seattle | Wed, May 20 | Alaska Airlines
        SEA 12:11
        1h 3m
        Nonstop
        PSC 13:14
        Seattle - Pasco | Wed, May 27 | Alaska Airlines
        AU$324
        7% off
        AU$350 AU$324
      • PSC 13:51
        1h 4m
        Nonstop
        SEA 14:55
        Pasco - Seattle | Thu, May 21 | Alaska Airlines
        SEA 23:15
        59m
        Nonstop
        PSC 00:14
        Seattle - Pasco | Thu, May 28 | Alaska Airlines
        AU$324
        7% off
        AU$350 AU$324
      • PSC 08:00
        1h 6m
        Nonstop
        SEA 09:06
        Pasco - Seattle | Wed, Jun 3 | Alaska Airlines
        SEA 23:15
        59m
        Nonstop
        PSC 00:14
        Seattle - Pasco | Wed, Jun 10 | Alaska Airlines
        AU$324
        7% off
        AU$350 AU$324
      • PSC 06:00
        1h 6m
        Nonstop
        SEA 07:06
        Pasco - Seattle | Thu, May 28 | Alaska Airlines
        SEA 20:30
        59m
        Nonstop
        PSC 21:29
        Seattle - Pasco | Thu, Jun 4 | Alaska Airlines
        AU$325
        7% off
        AU$350 AU$325
      • PSC 13:00
        17h 25m
        1 stop
        SEA 14:00
        Pasco - Seattle | Thu, May 21 | Normal Airline
        SEA 15:00
        6h
        Nonstop
        PSC 16:00
        Seattle - Pasco | Sat, May 23 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        PSC 19:17
        1h 6m
        Nonstop
        SEA 20:23
        Pasco - Seattle | Sat, Jun 13 | Alaska Airlines
        AU$193 AU$244
        21% off
        21% off
        AU$244 AU$193
      • PSC 13:53
        1h 4m
        Nonstop
        SEA 14:57
        Pasco - Seattle | Tue, Jun 16 | Alaska Airlines
        AU$195 AU$244
        20% off
        20% off
        AU$244 AU$195
      • PSC 17:30
        1h 14m
        Nonstop
        SEA 18:44
        Pasco - Seattle | Tue, Jun 16 | Delta Air Lines
        AU$197 AU$244
        19% off
        19% off
        AU$244 AU$197
      • PSC 15:30
        1h 11m
        Nonstop
        SEA 16:41
        Pasco - Seattle | Sat, Jun 13 | Delta Air Lines
        AU$198
        19% off
        AU$244 AU$198
      • PSC 19:40
        1h 10m
        Nonstop
        SEA 20:50
        Pasco - Seattle | Wed, Jun 17 | Delta Air Lines
        AU$199
        18% off
        AU$244 AU$199
      • PSC 11:41
        1h 7m
        Nonstop
        SEA 12:48
        Pasco - Seattle | Wed, Jun 17 | Alaska Airlines
        AU$211
        14% off
        AU$244 AU$211
      • PSC 18:04
        1h 6m
        Nonstop
        SEA 19:10
        Pasco - Seattle | Sun, Jun 21 | Alaska Airlines
        AU$225
        8% off
        AU$244 AU$225
      • PSC 18:04
        1h 6m
        Nonstop
        SEA 19:10
        Pasco - Seattle | Sat, Jul 4 | Alaska Airlines
        AU$225
        8% off
        AU$244 AU$225
      • PSC 19:40
        1h 10m
        Nonstop
        SEA 20:50
        Pasco - Seattle | Sat, Jul 4 | Delta Air Lines
        AU$225
        8% off
        AU$244 AU$225
      • PSC 18:04
        1h 6m
        Nonstop
        SEA 19:10
        Pasco - Seattle | Sat, Jun 27 | Alaska Airlines
        AU$226
        7% off
        AU$244 AU$226
      • PSC 13:00
        17h 25m
        1 stop
        SEA 14:00
        Pasco - Seattle | Thu, May 21 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Tri Cities Airport to Seattle-Tacoma International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Selected Airlines from Tri Cities Airport to Seattle-Tacoma International Airport

View airlines operating flights from Pasco to Seattle. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Alaska Airlines
From AU$193
Delta Air Lines
From AU$197
American Airlines
From AU$245
United Airlines
From AU$561

Find more flights and airlines

Flight Schedule from Tri Cities Airport to Seattle-Tacoma International Airport

Check on the flight schedule from Pasco to Seattle to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS2423

    Tri Cities Airport

    13:51

    PSC

    1h 4m

    14:55

    SEA

    S M T W T F S
    Search

  2. AS2433

    Tri Cities Airport

    19:17

    PSC

    1h 6m

    20:23

    SEA

    S M T W T - S
    Search

  3. AA7522

    Tri Cities Airport

    08:00

    PSC

    1h 4m

    09:04

    SEA

    S M T W T F S
    Search

  4. AS2140

    Tri Cities Airport

    11:41

    PSC

    1h 7m

    12:48

    SEA

    S M T W T F S
    Search

  5. DL3955

    Tri Cities Airport

    15:25

    PSC

    1h 10m

    16:35

    SEA

    S M T W T F S
    Search

  6. DL3890

    Tri Cities Airport

    19:38

    PSC

    1h 12m

    20:50

    SEA

    S M T W T F S
    Search

  7. AS3464

    Tri Cities Airport

    07:00

    PSC

    2h 38m

    Nonstop

    09:38

    LAX

    S M T W T F S
    Search

  8. AS498

    Los Angeles International Airport

    10:53

    LAX

    1h 28m

    Nonstop

    12:21

    SFO

    S M T W T F S

  9. AS1340

    San Francisco International Airport

    16:51

    SFO

    2h 16m

    Nonstop

    19:07

    SEA

    S M T W T - S
Find more flights and airlines

Tri Cities Airport to Seattle-Tacoma International Airport Flights Info

Flight distance276.09 km
Cheapest one-way ticket priceAU$193
Cheapest return ticket priceAU$302

FAQs for Tri Cities Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from Tri Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA)?

    It takes around 1 hour 8 minutes to fly from Tri Cities Airport (psc) to Seattle-Tacoma International Airport (sea).
  • There are around 6 daily flights from Tri Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA).
  • Tickets cost around AU$258 in June, making it the cheapest month to book. Tri Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.
  • The route from Tri Cities Airport (PSC) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around AU$384 in May, the most expensive month to book this route.
  • The earliest flight departs from Tri Cities Airport at 06:00 and arrives in Seattle-Tacoma International Airport at 07:09.
  • The latest flight departs from Tri Cities Airport at 17:45 and arrives in Seattle-Tacoma International Airport at 18:59.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km, by taxi about 30 minutes.
  • Delta Air Lines is a very popular airline operating an average of 116 flights per month.

Popular Destinations

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.