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Tri Cities Airport to Portland International Airport flight

Explore the cheapest one-way and round-trip flights from Tri Cities Airport to Portland International Airport over the next 90 days, with one-way fares from US$125 and round-trip from US$209. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      PSC 11:02
      5h 48m
      1 stop
      PDX 16:50
      Pasco - Portland | Wed, Nov 18 | Alaska Airlines
      US$125 US$555
      77% off
      77% off
      US$555 US$125
    • PSC 15:51
      6h 15m
      1 stop
      PDX 22:06
      Pasco - Portland | Wed, Dec 16 | Delta Air Lines
      US$134 US$555
      76% off
      76% off
      US$555 US$134
    • PSC 12:42
      4h 22m
      1 stop
      PDX 17:04
      Pasco - Portland | Thu, Nov 5 | Delta Air Lines
      US$163 US$555
      71% off
      71% off
      US$555 US$163
    • PSC 12:42
      4h 22m
      1 stop
      PDX 17:04
      Pasco - Portland | Sun, Nov 8 | Delta Air Lines
      US$166
      70% off
      US$555 US$166
    • PSC 09:46
      23h 46m
      1 stop
      PDX 09:32
      Pasco - Portland | Sat, Nov 21 | Allegiant Air
      US$184
      67% off
      US$555 US$184
    • PSC 05:21
      57m
      Nonstop
      PDX 06:18
      Pasco - Portland | Thu, Nov 5 | Alaska Airlines
      US$191
      66% off
      US$555 US$191
    • PSC 16:00
      52m
      Nonstop
      PDX 16:52
      Pasco - Portland | Tue, Nov 17 | Alaska Airlines
      US$191
      30% off
      US$273 US$191
    • PSC 12:35
      6h 20m
      1 stop
      PDX 18:55
      Pasco - Portland | Sat, Nov 21 | Delta Air Lines
      US$222
      60% off
      US$555 US$222
    • PSC 05:20
      56m
      Nonstop
      PDX 06:16
      Pasco - Portland | Sat, Oct 24 | Alaska Airlines
      US$281
      49% off
      US$555 US$281
    • PSC 13:00
      17h 25m
      1 stop
      PDX 14:00
      Pasco - Portland | Sun, Oct 25 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      PSC 05:20
      56m
      Nonstop
      PDX 06:16
      Pasco - Portland | Sun, Nov 1 | Alaska Airlines
      PDX 14:30
      53m
      Nonstop
      PSC 15:23
      Portland - Pasco | Mon, Nov 2 | Alaska Airlines
      US$235 US$583
      60% off
      60% off
      US$583 US$235
    • PSC 16:01
      53m
      Nonstop
      PDX 16:54
      Pasco - Portland | Fri, Oct 30 | Alaska Airlines
      PDX 14:30
      53m
      Nonstop
      PSC 15:23
      Portland - Pasco | Mon, Nov 2 | Alaska Airlines
      US$293 US$583
      50% off
      50% off
      US$583 US$293
    • PSC 05:21
      57m
      Nonstop
      PDX 06:18
      Pasco - Portland | Mon, Nov 16 | Alaska Airlines
      PDX 14:37
      58m
      Nonstop
      PSC 15:35
      Portland - Pasco | Mon, Nov 23 | Alaska Airlines
      US$327 US$583
      44% off
      44% off
      US$583 US$327
    • PSC 16:00
      52m
      Nonstop
      PDX 16:52
      Pasco - Portland | Sat, Nov 14 | Alaska Airlines
      PDX 14:37
      58m
      Nonstop
      PSC 15:35
      Portland - Pasco | Sat, Nov 21 | Alaska Airlines
      US$337
      42% off
      US$583 US$337
    • PSC 05:20
      3h 26m
      1 stop
      PDX 08:46
      Pasco - Portland | Fri, Oct 30 | Delta Air Lines
      PDX 11:25
      3h 27m
      1 stop
      PSC 14:52
      Portland - Pasco | Wed, Nov 4 | Delta Air Lines
      US$209
      64% off
      US$583 US$209
    • PSC 15:51
      3h 7m
      1 stop
      PDX 18:58
      Pasco - Portland | Sat, Dec 5 | Delta Air Lines
      PDX 11:32
      3h 39m
      1 stop
      PSC 15:11
      Portland - Pasco | Tue, Dec 8 | Delta Air Lines
      US$273
      53% off
      US$583 US$273
    • PSC 11:02
      5h 48m
      1 stop
      PDX 16:50
      Pasco - Portland | Tue, Nov 17 | Alaska Airlines
      PDX 14:37
      58m
      Nonstop
      PSC 15:35
      Portland - Pasco | Tue, Nov 24 | Alaska Airlines
      US$284
      51% off
      US$583 US$284
    • PSC 17:34
      3h 20m
      1 stop
      PDX 20:54
      Pasco - Portland | Thu, Nov 19 | Alaska Airlines
      PDX 21:50
      1h 5m
      Nonstop
      PSC 22:55
      Portland - Pasco | Thu, Nov 26 | Alaska Airlines
      US$294
      50% off
      US$583 US$294
    • PSC 13:49
      3h 1m
      1 stop
      PDX 16:50
      Pasco - Portland | Fri, Nov 13 | Alaska Airlines
      PDX 14:30
      53m
      Nonstop
      PSC 15:23
      Portland - Pasco | Fri, Nov 20 | Alaska Airlines
      US$314
      46% off
      US$583 US$314
    • PSC 13:00
      17h 25m
      1 stop
      PDX 14:00
      Pasco - Portland | Sun, Oct 25 | Normal Airline
      PDX 15:00
      6h
      Nonstop
      PSC 16:00
      Portland - Pasco | Tue, Oct 27 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      PSC 05:21
      57m
      Nonstop
      PDX 06:18
      Pasco - Portland | Thu, Nov 5 | Alaska Airlines
      US$191 US$555
      66% off
      66% off
      US$555 US$191
    • PSC 16:00
      52m
      Nonstop
      PDX 16:52
      Pasco - Portland | Tue, Nov 17 | Alaska Airlines
      US$191 US$273
      30% off
      30% off
      US$273 US$191
    • PSC 05:20
      56m
      Nonstop
      PDX 06:16
      Pasco - Portland | Sat, Oct 24 | Alaska Airlines
      US$281 US$555
      49% off
      49% off
      US$555 US$281
    • PSC 13:00
      17h 25m
      1 stop
      PDX 14:00
      Pasco - Portland | Sun, Oct 25 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      PSC 16:00
      52m
      Nonstop
      PDX 16:52
      Pasco - Portland | Tue, Nov 17 | Alaska Airlines
      US$191 US$288
      34% off
      34% off
      US$288 US$191
    • PSC 19:59
      3h
      1 stop
      PDX 22:59
      Pasco - Portland | Wed, Dec 23 | Alaska Airlines
      US$201 US$288
      30% off
      30% off
      US$288 US$201
    • PSC 13:00
      17h 25m
      1 stop
      PDX 14:00
      Pasco - Portland | Sun, Oct 25 | Normal Airline
      More cheap flights
      More cheap flights
    • PSC 16:00
      52m
      Nonstop
      PDX 16:52
      Pasco - Portland | Tue, Nov 17 | Alaska Airlines
      US$191 US$273
      30% off
      30% off
      US$273 US$191
    • PSC 05:20
      56m
      Nonstop
      PDX 06:16
      Pasco - Portland | Sat, Oct 24 | Alaska Airlines
      US$281 US$555
      49% off
      49% off
      US$555 US$281
    • PSC 05:21
      57m
      Nonstop
      PDX 06:18
      Pasco - Portland | Thu, Nov 5 | Alaska Airlines
      US$191 US$555
      66% off
      66% off
      US$555 US$191
    • PSC 06:01
      3h 47m
      1 stop
      PDX 09:48
      Pasco - Portland | Wed, Nov 18 | American Airlines
      US$388
      30% off
      US$555 US$388
    • PSC 12:42
      4h 22m
      1 stop
      PDX 17:04
      Pasco - Portland | Thu, Nov 5 | Delta Air Lines
      US$163
      71% off
      US$555 US$163
    • PSC 12:42
      4h 22m
      1 stop
      PDX 17:04
      Pasco - Portland | Sun, Nov 8 | Delta Air Lines
      US$166
      70% off
      US$555 US$166
    • PSC 12:42
      4h 22m
      1 stop
      PDX 17:04
      Pasco - Portland | Tue, Oct 27 | Delta Air Lines
      US$316
      43% off
      US$555 US$316
    • PSC 11:02
      5h 48m
      1 stop
      PDX 16:50
      Pasco - Portland | Wed, Nov 18 | Alaska Airlines
      US$125
      77% off
      US$555 US$125
    • PSC 15:51
      6h 15m
      1 stop
      PDX 22:06
      Pasco - Portland | Wed, Dec 16 | Delta Air Lines
      US$134
      76% off
      US$555 US$134
    • PSC 13:00
      17h 25m
      1 stop
      PDX 14:00
      Pasco - Portland | Sun, Oct 25 | Normal Airline
      More cheap flights
      More cheap flights

Displayed flight fares from Pasco to Portland are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Tri Cities Airport to Portland International Airport?

The cheapest airline flying from Tri Cities Airport to Portland International Airport is Alaska Airlines (from US$125) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Alaska Airlines
From US$125
Delta Air Lines
From US$134
Allegiant Air
From US$184
United Airlines
From US$350
American Airlines
From US$388

Find more flights and airlines

What is the flight schedule from Tri Cities Airport to Portland International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS2471

    Tri Cities Airport

    16:01

    PSC

    53m

    16:54

    PDX

    S M T W T F S
    Search

  2. AS3109

    Tri Cities Airport

    05:07

    PSC

    1h 5m

    06:12

    PDX

    S M T W T F S
    Search

  3. DL3891

    Tri Cities Airport

    17:45

    PSC

    1h 17m

    Nonstop

    19:02

    SEA

    S M T W T F S
    Search

  4. DL3820

    Seattle-Tacoma International Airport

    18:55

    SEA

    1h 5m

    Nonstop

    20:00

    PDX

    S M T W T F S

  5. DL3972

    Tri Cities Airport

    05:20

    PSC

    1h 16m

    Nonstop

    06:36

    SEA

    S M T W T F S
    Search

  6. DL3953

    Seattle-Tacoma International Airport

    07:32

    SEA

    1h 14m

    Nonstop

    08:46

    PDX

    S M T W T F S

  7. DL3992

    Tri Cities Airport

    12:42

    PSC

    1h 18m

    Nonstop

    14:00

    SEA

    S M T W T F S
    Search

  8. DL3918

    Seattle-Tacoma International Airport

    16:00

    SEA

    1h 4m

    Nonstop

    17:04

    PDX

    S M T W T F S

  9. DL3891

    Tri Cities Airport

    17:45

    PSC

    1h 17m

    Nonstop

    19:02

    SEA

    S M T W T F S
    Search

  10. DL3751

    Seattle-Tacoma International Airport

    22:35

    SEA

    1h 4m

    Nonstop

    23:39

    PDX

    S M T W T F S

  11. DL3891

    Tri Cities Airport

    17:45

    PSC

    1h 17m

    Nonstop

    19:02

    SEA

    S M T W T F S
    Search

  12. DL3997

    Seattle-Tacoma International Airport

    19:45

    SEA

    1h 5m

    Nonstop

    20:50

    PDX

    S M T W T - S

  13. DL3992

    Tri Cities Airport

    12:42

    PSC

    1h 18m

    Nonstop

    14:00

    SEA

    S M T W T F S
    Search

  14. DL3820

    Seattle-Tacoma International Airport

    18:55

    SEA

    1h 5m

    Nonstop

    20:00

    PDX

    S M T W T F S

  15. DL3972

    Tri Cities Airport

    05:20

    PSC

    1h 16m

    Nonstop

    06:36

    SEA

    S M T W T F S
    Search

  16. DL3802

    Seattle-Tacoma International Airport

    10:37

    SEA

    1h 12m

    Nonstop

    11:49

    PDX

    S M T W T F S

  17. UA5578

    Tri Cities Airport

    14:04

    PSC

    2h 22m

    Nonstop

    16:26

    SFO

    S M T W T F S
    Search

  18. UA387

    San Francisco International Airport

    20:47

    SFO

    1h 49m

    Nonstop

    22:36

    PDX

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

About Tri Cities Airport and Portland International Airport

Learn about Tri Cities Airport (PSC) and Portland International Airport (PDX) — including location, terminals, transportation, and travel tips.

Flight distance 279.41 km
Cheapest one-way ticket price US$125
Cheapest return ticket price US$209

FAQs for Tri Cities Airport to Portland International Airport Flights

  • How long is the flight from Tri Cities Airport to Portland International Airport?

    Tri Cities Airport to Portland International Airport takes about 37 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Tri Cities Airport (PSC) to Portland International Airport (PDX).
  • The earliest flight from Tri Cities Airport to Portland International Airport departs at 05:20, and the last departs at 16:01, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Tri Cities Airport (PSC) to Portland International Airport (PDX) is quite popular. Without considering departure times or holidays, tickets cost around US$282 in October, the most expensive month to book this route.
  • One-way flights from Tri Cities Airport to Portland International Airport currently start from US$125, and round-trip fares start from US$209. The current lowest fare is a Alaska Airlines flight departing on Wed, Nov 18; prices may vary depending on availability.
  • Yes. Alaska Airlines operate direct flights from Tri Cities Airport to Portland International Airport, with an average flight time of 34 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Tri Cities Airport to Portland International Airport is US$411. Prices may vary depending on the departure date, airline, and availability.
  • Tri Cities Airport to Portland International Airport operates around 14 weekly flights, mainly by Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Tri Cities Airport and Portland International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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.