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Portland International Airport to Singapore flight

Explore the cheapest one-way and round-trip flights from Portland International Airport to Singapore over the next 90 days, with one-way fares from S$ 849 and round-trip from S$ 1,191. Based on Trip.com's latest 7-day flight data.

      • PDX 10:10
        28h 5m
        1 stop
        SIN 05:15
        Portland - Singapore | Thu, Oct 15 | Air Canada
        SIN 07:00
        17h 31m
        1 stop
        PDX 09:31
        Singapore - Portland | Sun, Oct 18 | Air Canada
        S$ 1,191 S$ 25,436
        95% off
        95% off
        S$ 25,436 S$ 1,191
      • PDX 15:30
        22h 45m
        1 stop
        SIN 05:15
        Portland - Singapore | Sun, Oct 11 | Air Canada
        SIN 07:00
        27h 6m
        1 stop
        PDX 19:06
        Singapore - Portland | Sat, Oct 17 | Air Canada
        S$ 1,452 S$ 25,436
        94% off
        94% off
        S$ 25,436 S$ 1,452
      • PDX 07:00
        20h 35m
        1 stop
        SIN 18:35
        Portland - Singapore | Thu, Oct 15 | United Airlines
        SIN 08:45
        24h 46m
        1 stop
        PDX 18:31
        Singapore - Portland | Sun, Oct 18 | United Airlines
        S$ 1,489 S$ 25,436
        94% off
        94% off
        S$ 25,436 S$ 1,489
      • PDX 13:03
        26h 12m
        1 stop
        SIN 06:15
        Portland - Singapore | Sun, Oct 11 | United Airlines
        SIN 08:45
        24h 46m
        1 stop
        PDX 18:31
        Singapore - Portland | Sat, Oct 17 | United Airlines
        S$ 1,493
        94% off
        S$ 25,436 S$ 1,493
      • PDX 05:30
        22h 5m
        1 stop
        SIN 18:35
        Portland - Singapore | Fri, Nov 6 | United Airlines
        SIN 10:10
        19h 27m
        1 stop
        PDX 14:37
        Singapore - Portland | Sun, Nov 8 | United Airlines
        S$ 1,499
        94% off
        S$ 25,436 S$ 1,499
      • PDX 07:00
        20h 35m
        1 stop
        SIN 18:35
        Portland - Singapore | Mon, Sep 28 | United Airlines
        SIN 20:35
        28h 36m
        1 stop
        PDX 10:11
        Singapore - Portland | Thu, Oct 1 | United Airlines
        S$ 1,504
        94% off
        S$ 25,436 S$ 1,504
      • PDX 17:55
        22h 45m
        1 stop
        SIN 07:40
        Portland - Singapore | Sun, Oct 11 | Singapore Airlines
        SIN 09:05
        26h 45m
        1 stop
        PDX 20:50
        Singapore - Portland | Sat, Oct 17 | Singapore Airlines
        S$ 1,614
        94% off
        S$ 25,436 S$ 1,614
      • PDX 07:03
        21h 7m
        1 stop
        SIN 19:10
        Portland - Singapore | Thu, Oct 15 | Singapore Airlines
        SIN 07:00
        22h 51m
        1 stop
        PDX 14:51
        Singapore - Portland | Sun, Oct 18 | Air Canada
        S$ 2,048
        92% off
        S$ 25,436 S$ 2,048
      • PDX 07:18
        20h 52m
        1 stop
        SIN 19:10
        Portland - Singapore | Fri, Nov 6 | Singapore Airlines
        SIN 09:05
        22h 39m
        1 stop
        PDX 16:44
        Singapore - Portland | Sun, Nov 8 | Singapore Airlines
        S$ 2,475
        90% off
        S$ 25,436 S$ 2,475
      • PDX 21:35
        30h 35m
        1 stop
        SIN 19:10
        Portland - Singapore | Mon, Sep 28 | Singapore Airlines
        SIN 20:45
        27h 40m
        1 stop
        PDX 09:25
        Singapore - Portland | Thu, Oct 1 | Singapore Airlines
        S$ 2,518
        90% off
        S$ 25,436 S$ 2,518
      • PDX 13:05
        35h 35m
        1 stop
        SIN 15:40
        Portland - Singapore | Mon, Sep 28 | KLM
        SIN 00:55
        25h 15m
        1 stop
        PDX 11:10
        Singapore - Portland | Thu, Oct 1 | KLM
        S$ 2,831
        89% off
        S$ 25,436 S$ 2,831
      • PDX 19:30
        29h 40m
        1 stop
        SIN 16:10
        Portland - Singapore | Fri, Nov 6 | British Airways
        SIN 23:15
        32h 35m
        1 stop
        PDX 16:50
        Singapore - Portland | Sun, Nov 8 | British Airways
        S$ 18,059
        28% off
        S$ 25,436 S$ 18,059
      • PDX 13:00
        17h 25m
        1 stop
        SIN 14:00
        Portland - Singapore | Sat, Sep 26 | Normal Airline
        SIN 15:00
        6h
        Direct
        PDX 16:00
        Singapore - Portland | Mon, Sep 28 | Normal Airline
        Find more flights
        Find more flights
      • PDX 07:10
        21h 5m
        1 stop
        SIN 20:15
        Portland - Singapore | Fri, Nov 13 | United Airlines
        S$ 849 S$ 1,575
        46% off
        46% off
        S$ 1,575 S$ 849
      • PDX 19:29
        19h 46m
        1 stop
        SIN 06:15
        Portland - Singapore | Mon, Oct 19 | United Airlines
        S$ 850 S$ 1,575
        46% off
        46% off
        S$ 1,575 S$ 850
      • PDX 13:03
        26h 12m
        1 stop
        SIN 06:15
        Portland - Singapore | Mon, Sep 28 | United Airlines
        S$ 852 S$ 1,575
        46% off
        46% off
        S$ 1,575 S$ 852
      • PDX 05:30
        23h 45m
        1 stop
        SIN 20:15
        Portland - Singapore | Fri, Oct 30 | United Airlines
        S$ 880
        44% off
        S$ 1,575 S$ 880
      • PDX 19:26
        20h 34m
        1 stop
        SIN 07:00
        Portland - Singapore | Tue, Oct 27 | United Airlines
        S$ 880
        44% off
        S$ 1,575 S$ 880
      • PDX 05:35
        22h 40m
        1 stop
        SIN 20:15
        Portland - Singapore | Wed, Nov 4 | United Airlines
        S$ 887
        44% off
        S$ 1,575 S$ 887
      • PDX 05:30
        22h 5m
        1 stop
        SIN 18:35
        Portland - Singapore | Fri, Oct 23 | United Airlines
        S$ 887
        44% off
        S$ 1,575 S$ 887
      • PDX 15:40
        24h 20m
        1 stop
        SIN 07:00
        Portland - Singapore | Thu, Oct 29 | United Airlines
        S$ 887
        44% off
        S$ 1,575 S$ 887
      • PDX 09:00
        43h 15m
        1 stop
        SIN 20:15
        Portland - Singapore | Sun, Nov 15 | United Airlines
        S$ 889
        44% off
        S$ 1,575 S$ 889
      • PDX 07:00
        20h 35m
        1 stop
        SIN 18:35
        Portland - Singapore | Tue, Sep 29 | United Airlines
        S$ 889
        44% off
        S$ 1,575 S$ 889
      • PDX 06:44
        20h 51m
        1 stop
        SIN 18:35
        Portland - Singapore | Sun, Sep 27 | United Airlines
        S$ 1,007
        36% off
        S$ 1,575 S$ 1,007
      • PDX 19:33
        20h 27m
        1 stop
        SIN 07:00
        Portland - Singapore | Sun, Oct 25 | United Airlines
        S$ 1,118
        28% off
        S$ 1,575 S$ 1,118
      • PDX 13:00
        17h 25m
        1 stop
        SIN 14:00
        Portland - Singapore | Sat, Sep 26 | Normal Airline
        Find more flights
        Find more flights

Flight prices from Portland International Airport to Singapore are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Which airlines are the most popular for Portland International Airport to Singapore flights?

See which airlines fly from Portland International Airport to Singapore. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
Air Canada logo Air Canada
United Airlines logo United Airlines

Flight Schedule from Portland International Airport to Singapore

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2615

    Portland International Airport

    19:15

    PDX

    1h 56m

    Direct

    21:11

    SFO

    S M T W T F S
    Search

  2. UA001

    San Francisco International Airport

    22:40

    SFO

    16h 35m

    Direct

    06:15

    SIN

    S M T W T F S

  3. UA2818

    Portland International Airport

    07:00

    PDX

    1h 51m

    Direct

    08:51

    SFO

    S M T W T F S
    Search

  4. UA029

    San Francisco International Airport

    10:50

    SFO

    16h 45m

    Direct

    18:35

    SIN

    S M T W T F S

  5. UA1896

    Portland International Airport

    05:30

    PDX

    1h 51m

    Direct

    07:21

    SFO

    S M T W T F S
    Search

  6. UA029

    San Francisco International Airport

    10:50

    SFO

    16h 45m

    Direct

    18:35

    SIN

    S M T W T F S

  7. KE3102

    Portland International Airport

    11:10

    PDX

    1h 12m

    Direct

    12:22

    SEA

    S M T W T F S
    Search

  8. KE042

    Seattle-Tacoma International Airport

    12:50

    SEA

    11h 50m

    Direct

    16:40

    ICN

    S M T W T F S

  9. KE645

    Incheon International Airport

    18:40

    ICN

    6h 15m

    Direct

    23:55

    SIN

    S M T W T F S

  10. UA1145

    Portland International Airport

    15:43

    PDX

    1h 52m

    Direct

    17:35

    SFO

    S - - W T F S
    Search

  11. UA001

    San Francisco International Airport

    22:40

    SFO

    16h 35m

    Direct

    06:15

    SIN

    S M T W T F S

  12. JL6391

    Portland International Airport

    09:30

    PDX

    1h

    Direct

    10:30

    SEA

    S M T W T F S
    Search

  13. JL067

    Seattle-Tacoma International Airport

    13:15

    SEA

    10h 15m

    Direct

    15:30

    NRT

    S M T W T F S

  14. JL711

    Narita International Airport

    18:05

    NRT

    7h 15m

    Direct

    00:20

    SIN

    S M T W T F S

  15. CX7971

    Portland International Airport

    10:30

    PDX

    2h 31m

    Direct

    13:01

    LAX

    S M T W - F S
    Search

  16. CX881

    Los Angeles International Airport

    00:25

    LAX

    15h 20m

    Direct

    06:45

    HKG

    S M T W T F S

  17. CX691

    Hong Kong International Airport

    08:00

    HKG

    3h 45m

    Direct

    11:45

    SIN

    S M T W T F S

  18. KE7212

    Portland International Airport

    06:30

    PDX

    2h 27m

    Direct

    08:57

    LAX

    S M T W T F S
    Search

  19. KE018

    Los Angeles International Airport

    12:40

    LAX

    13h 10m

    Direct

    17:50

    ICN

    S M T W T F S

  20. KE645

    Incheon International Airport

    18:40

    ICN

    6h 15m

    Direct

    23:55

    SIN

    S M T W T F S

  21. CX7971

    Portland International Airport

    10:30

    PDX

    2h 31m

    Direct

    13:01

    LAX

    S M T W - F S
    Search

  22. CX881

    Los Angeles International Airport

    00:25

    LAX

    15h 20m

    Direct

    06:45

    HKG

    S M T W T F S

  23. CX759

    Hong Kong International Airport

    08:40

    HKG

    3h 45m

    Direct

    12:25

    SIN

    S M T W T F S

  24. UA751

    Portland International Airport

    13:03

    PDX

    1h 53m

    Direct

    14:56

    SFO

    S M T W T F S
    Search

  25. UA001

    San Francisco International Airport

    22:40

    SFO

    16h 35m

    Direct

    06:15

    SIN

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

What to know about flights from Portland International Airport to Singapore?

Cheapest one-way flight price S$ 737
Off-season for travel September
Peak season for travel June

FAQs for Portland International Airport to Singapore Flights

  • When is peak season for travel to Singapore?

    ؜The peak travel time for visiting Singapore is October. During this time, flights from Portland International Airport to Singapore are the most expensive. Cheap tickets can still be booked on Trip.com.
  • There are 2 airports near Singapore: Singapore Changi Airport and Seletar Airport.
    • The distance from Singapore Changi Airport to downtown is about 17km, by taxi about 30 minutes.
    • The distance from Seletar Airport to downtown is about 15km, by taxi about 30 minutes.
  • The cheapest one-way flight from Portland International Airport to Singapore currently starts from S$ 849, with round-trip fares from S$ 1,191. The lowest fare is offered by United Airlines departing on Fri, Nov 13; prices are subject to availability.
  • Currently, multiple airlines offer flights from Portland International Airport to Singapore, including: Air Canada United Airlines The selected airlines are based on Trip.com user booking data from the past 90 days.
  • Based on Trip.com flight data for departures within the next 30 days, the average one-way fare from Portland International Airport to Singapore is S$ 1,347, and the average round-trip fare is null. Prices may vary depending on the departure date, airline, and availability.

Popular Destinations & Recommendations

Note: Prices shown on this page are the lowest estimated 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 shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

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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.