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King County (Boeing Field) International Airport to Portland International Airport flight

Explore the cheapest one-way and round-trip flights from King County (Boeing Field) International Airport to Portland International Airport over the next 90 days, with one-way fares from SGD 80 and round-trip from SGD 336. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      BFI 20:05
      50m
      Direct
      PDX 20:55
      Seattle - Portland | Fri, Oct 23 | Air Excursion
      PDX 16:05
      50m
      Direct
      BFI 16:55
      Portland - Seattle | Tue, Oct 27 | Air Excursion
      SGD 336 SGD 405
      17% off
      17% off
      SGD 405 SGD 336
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
      PDX 15:00
      6h
      Direct
      SEA 16:00
      Portland - Seattle | Sun, Oct 25 | Normal Airline
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    • Cheapest
      OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Mon, Nov 2 | Norwegian Air Shuttle ASA
      SGD 80 SGD 140
      43% off
      43% off
      SGD 140 SGD 80
    • Cheapest
      OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Thu, Nov 12 | Norwegian Air Shuttle ASA
      SGD 80 SGD 140
      43% off
      43% off
      SGD 140 SGD 80
    • OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Sat, Jan 2 | Norwegian Air Shuttle ASA
      SGD 82 SGD 140
      41% off
      41% off
      SGD 140 SGD 82
    • OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Fri, Oct 30 | Norwegian Air Shuttle ASA
      SGD 82
      41% off
      SGD 140 SGD 82
    • OSL 15:00
      1h 15m
      Direct
      CPH 16:15
      Oslo - Copenhagen | Sun, Nov 1 | Norwegian Air Shuttle ASA
      SGD 84
      40% off
      SGD 140 SGD 84
    • OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Thu, Oct 29 | Norwegian Air Shuttle ASA
      SGD 90
      36% off
      SGD 140 SGD 90
    • OSL 17:25
      1h 15m
      Direct
      CPH 18:40
      Oslo - Copenhagen | Sat, Dec 12 | Norwegian Air Shuttle ASA
      SGD 94
      33% off
      SGD 140 SGD 94
    • OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Wed, Dec 2 | Norwegian Air Shuttle ASA
      SGD 94
      33% off
      SGD 140 SGD 94
    • OSL 18:45
      1h 15m
      Direct
      CPH 20:00
      Oslo - Copenhagen | Fri, Dec 4 | Norwegian Air Sweden
      SGD 95
      32% off
      SGD 140 SGD 95
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
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    • Cheapest nonstop
      OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Mon, Nov 2 | Norwegian Air Shuttle ASA
      SGD 80 SGD 140
      43% off
      43% off
      SGD 140 SGD 80
    • OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Thu, Nov 12 | Norwegian Air Shuttle ASA
      SGD 80 SGD 140
      43% off
      43% off
      SGD 140 SGD 80
    • OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Sat, Jan 2 | Norwegian Air Shuttle ASA
      SGD 82 SGD 140
      41% off
      41% off
      SGD 140 SGD 82
    • OSL 07:30
      1h 15m
      Direct
      CPH 08:45
      Oslo - Copenhagen | Fri, Oct 30 | Norwegian Air Shuttle ASA
      SGD 82
      41% off
      SGD 140 SGD 82
    • OSL 15:00
      1h 15m
      Direct
      CPH 16:15
      Oslo - Copenhagen | Sun, Nov 1 | Norwegian Air Shuttle ASA
      SGD 84
      40% off
      SGD 140 SGD 84
    • OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Thu, Oct 29 | Norwegian Air Shuttle ASA
      SGD 90
      36% off
      SGD 140 SGD 90
    • OSL 17:25
      1h 15m
      Direct
      CPH 18:40
      Oslo - Copenhagen | Sat, Dec 12 | Norwegian Air Shuttle ASA
      SGD 94
      33% off
      SGD 140 SGD 94
    • OSL 13:55
      1h 15m
      Direct
      CPH 15:10
      Oslo - Copenhagen | Wed, Dec 2 | Norwegian Air Shuttle ASA
      SGD 94
      33% off
      SGD 140 SGD 94
    • OSL 18:45
      1h 15m
      Direct
      CPH 20:00
      Oslo - Copenhagen | Fri, Dec 4 | Norwegian Air Sweden
      SGD 95
      32% off
      SGD 140 SGD 95
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
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    • Cheapest nonstop
      BFI 14:45
      50m
      Direct
      PDX 15:35
      Seattle - Portland | Mon, Oct 26 | Air Excursion
      SGD 175 SGD 216
      19% off
      19% off
      SGD 216 SGD 175
    • BFI 17:25
      50m
      Direct
      PDX 18:15
      Seattle - Portland | Fri, Nov 13 | Air Excursion
      SGD 179 SGD 216
      17% off
      17% off
      SGD 216 SGD 179
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
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    • Cheapest nonstop
      BFI 14:45
      50m
      Direct
      PDX 15:35
      Seattle - Portland | Mon, Oct 26 | Air Excursion
      SGD 175 SGD 211
      17% off
      17% off
      SGD 211 SGD 175
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
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    • BFI 17:25
      50m
      Direct
      PDX 18:15
      Seattle - Portland | Fri, Nov 13 | Air Excursion
      SGD 179 SGD 367
      51% off
      51% off
      SGD 367 SGD 179
    • BFI 14:45
      50m
      Direct
      PDX 15:35
      Seattle - Portland | Mon, Oct 26 | Air Excursion
      SGD 175 SGD 367
      52% off
      52% off
      SGD 367 SGD 175
    • BFI 14:45
      50m
      Direct
      PDX 15:35
      Seattle - Portland | Mon, Jan 4 | Air Excursion
      SGD 304 SGD 367
      17% off
      17% off
      SGD 367 SGD 304
    • SEA 13:00
      17h 25m
      1 stop
      PDX 14:00
      Seattle - Portland | Fri, Oct 23 | Normal Airline
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Displayed flight fares from Seattle 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 King County (Boeing Field) International Airport to Portland International Airport?

The cheapest airline flying from King County (Boeing Field) International Airport to Portland International Airport is Air Excursion (from SGD 252) among 1 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Excursion
From SGD 252

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What is the flight schedule from King County (Boeing Field) International Airport to Portland International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. X43106

    King County (Boeing Field) International Airport

    17:25

    BFI

    50m

    18:15

    PDX

    S M T W T - -
    Search

  2. X43140

    King County (Boeing Field) International Airport

    20:05

    BFI

    50m

    20:55

    PDX

    S M T W T - -
    Search

  3. X43119

    King County (Boeing Field) International Airport

    05:25

    BFI

    50m

    06:15

    PDX

    S M T W T - -
    Search
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About King County (Boeing Field) International Airport and Portland International Airport

Learn about King County (Boeing Field) International Airport (BFI) and Portland International Airport (PDX) — including location, terminals, transportation, and travel tips.

Flight distance 217.99km
Cheapest one-way ticket price SGD 80
Cheapest return ticket price SGD 336

FAQs for King County (Boeing Field) International Airport to Portland International Airport Flights

  • How many daily flights are there from King County (Boeing Field) International Airport (BFI) to Portland International Airport (PDX)?

    There are around 4 daily flights from King County (Boeing Field) International Airport (BFI) to Portland International Airport (PDX).
  • The route from King County (Boeing Field) International Airport (BFI) to Portland International Airport (PDX) is quite popular. Without considering departure times or holidays, tickets cost around SGD 318 in August, the most expensive month to book this route.
  • Air Excursion, LLC is a very popular airline operating an average of 16 flights per month.
  • One-way flights from King County (Boeing Field) International Airport to Portland International Airport currently start from SGD 179, and round-trip fares start from SGD 336. The current lowest fare is a Air Excursion flight departing on Fri, Nov 13; prices may vary depending on availability.
  • Yes. Air Excursion and LLC operate direct flights from King County (Boeing Field) International Airport to Portland International Airport, with an average flight time of 50 minutes, and around 0 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 King County (Boeing Field) International Airport to Portland International Airport is SGD 170. Prices may vary depending on the departure date, airline, and availability.
  • Enter King County (Boeing Field) International 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.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.