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Portland International Airport to Singapore Changi Airport flight

Search for flights from Portland to Singapore and check out affordable one-way and round-trip options.

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

Selected Airlines from Portland International Airport to Singapore Changi Airport

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

Flight Schedule from Portland International Airport to Singapore Changi Airport

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

Flight info.
Departure
Arrival
Weekly Schedule
  1. UA2420

    07:15

    PDX

    1h 49m

    Direct

    09:04

    SFO

    S M T W T F S
    Search
  2. UA029

    10:20

    SFO

    17h 15m

    Direct

    18:35

    SIN

    S M T W T F S
  3. UA1896

    05:30

    PDX

    1h 49m

    Direct

    07:19

    SFO

    S M T W T F S
    Search
  4. UA029

    10:20

    SFO

    17h 15m

    Direct

    18:35

    SIN

    S M T W T F S
  5. AS3121

    19:25

    PDX

    1h 1m

    Direct

    20:26

    SEA

    - - T - - - -
    Search
  6. PR125

    23:55

    SEA

    13h 30m

    Direct

    04:25

    MNL

    - M T W T - S
  7. PR511

    05:15

    MNL

    3h 50m

    Direct

    09:05

    SIN

    S - T W - F S
  8. DL3802

    12:20

    PDX

    1h 10m

    Direct

    13:30

    SEA

    S M T W T F S
    Search
  9. DL069

    16:30

    SEA

    12h 25m

    Direct

    19:55

    TPE

    S M T W T F S
  10. TR875

    00:15

    TPE

    4h 40m

    Direct

    04:55

    SIN

    - M T - T F S
  11. NH7325

    07:15

    PDX

    1h 47m

    Direct

    09:02

    SFO

    S M T W T F S
    Search
  12. NH007

    12:20

    SFO

    11h 5m

    Direct

    15:25

    NRT

    S M T W T F S
  13. NH801

    18:40

    NRT

    7h 5m

    Direct

    00:45

    SIN

    S M T W T F S
  14. AS1391

    17:46

    PDX

    1h 8m

    Direct

    18:54

    SEA

    - - T - - - -
    Search
  15. JX031

    01:15

    SEA

    12h 40m

    Direct

    04:55

    TPE

    S M T W T F S
  16. JX771

    08:00

    TPE

    4h 40m

    Direct

    12:40

    SIN

    S M - - T - S
  17. QR2950

    13:52

    PDX

    1h 3m

    Direct

    14:55

    SEA

    S - - W - F -
    Search
  18. QR720

    16:25

    SEA

    14h 35m

    Direct

    17:00

    DOH

    S - T - - F -
  19. QR942

    19:40

    DOH

    8h 10m

    Direct

    08:50

    SIN

    - M T - - - -
  20. AS278

    18:00

    PDX

    2h 30m

    Direct

    20:30

    LAX

    S M T W T - S
    Search
  21. JX001

    00:35

    LAX

    14h 5m

    Direct

    05:40

    TPE

    S M T W T F S
  22. JX771

    08:00

    TPE

    4h 40m

    Direct

    12:40

    SIN

    S M - - T - S
  23. JX7019

    17:45

    PDX

    1h 11m

    Direct

    18:56

    SEA

    S M T W T F S
    Search
  24. JX031

    01:15

    SEA

    12h 40m

    Direct

    04:55

    TPE

    S M T W T F S
  25. JX771

    08:00

    TPE

    4h 40m

    Direct

    12:40

    SIN

    S M - - T - S
  26. KE3102

    11:10

    PDX

    1h 12m

    Direct

    12:22

    SEA

    S M T W T F S
    Search
  27. KE042

    13:20

    SEA

    11h 20m

    Direct

    16:40

    ICN

    S M T W T F S
  28. KE647

    23:35

    ICN

    6h 25m

    Direct

    05:00

    SIN

    S M T W T F S

Portland International Airport to Singapore Changi Airport Flights Info

Flight distance13,095.26km
Cheapest one-way ticket priceUS$678
Cheapest return ticket priceUS$927

FAQs for Portland International Airport to Singapore Changi Airport Flights

  • What is the transportation method from the main airport to downtown in Singapore?

    • 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.

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

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.