Cheap flights from Portland to South East Division

View AU$707 flight on Sun, 3 Aug. 2025Opens in a new window

Popular airlines from Portland to South East Division

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Portland (PDX) to South East Division (SG-04)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$1,930 Return, found 5 days ago
AU$1,930
Return
found 5 days ago
Select United flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$1,930 found 5 days ago
United
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$1,944 Return, found 5 days ago
AU$1,944
Return
found 5 days ago
Select United flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$1,944 found 5 days ago
Delta
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$1,994 Return, found 5 days ago
AU$1,994
Return
found 5 days ago
Select Delta flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$1,994 found 5 days ago
Korean Air
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$2,002 Return, found 5 days ago
AU$2,002
Return
found 5 days ago
Select Korean Air flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$2,002 found 5 days ago
Alaska Airlines
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$2,024 Return, found 5 days ago
AU$2,024
Return
found 5 days ago
Select Alaska Airlines flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$2,024 found 5 days ago
Air Canada
Sun, 3 Aug. - Sun, 10 Aug.
PDX
Portland
SIN
Singapore
AU$2,077 Return, found 5 days ago
AU$2,077
Return
found 5 days ago
Select Air Canada flight, departing Sun, 3 Aug. from Portland to Singapore, returning Sun, 10 Aug., priced at AU$2,077 found 5 days ago

Find the cheapest month to fly from Portland (PDX) to Singapore (SIN)

October is typically the cheapest month to fly

From AU$1,138 - AU$1,923 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.