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Portland To Singapore Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

May is by far the best month, wherein you can get cheapest flights for Portland to Singapore. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Portland To Singapore

Japan AirLines
Japan AirLines

Portland

06:00

Portland

Portland International Airport

Tue , 07 Jul 2026

33h 10m
ellipse
2 Stop

Singapore

06:10

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£3383
Alaska Airlines
Alaska Airlines

Portland

10:35

Portland

Portland International Airport

Tue , 07 Jul 2026

22h 45m
ellipse
2 Stop

Singapore

00:20

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£3386
American Airlines
American Airlines

Portland

06:00

Portland

Portland International Airport

Tue , 07 Jul 2026

27h 20m
ellipse
2 Stop

Singapore

00:20

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£3709
Korean Air
Korean Air

Portland

11:10

Portland

Portland International Airport

Tue , 07 Jul 2026

21h 45m
ellipse
2 Stop

Singapore

23:55

Singapore

Singapore Changi Airport

Wed, 08 Jul 2026

£4114
Japan AirLines
Japan AirLines

Portland

07:04

Portland

Portland International Airport

Tue , 07 Jul 2026

26h 16m
ellipse
2 Stop

Singapore

00:20

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£4126
Alaska Airlines
Alaska Airlines

Portland

06:19

Portland

Portland International Airport

Tue , 07 Jul 2026

20h 16m
ellipse
1 Stop

Singapore

17:35

Singapore

Singapore Changi Airport

Wed, 08 Jul 2026

£4658
Cathay Pacific airways
Cathay Pacific airways

Portland

17:34

Portland

Portland International Airport

Tue , 07 Jul 2026

27h 11m
ellipse
2 Stop

Singapore

11:45

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£4995
United Airlines
United Airlines

Portland

07:00

Portland

Portland International Airport

Tue , 07 Jul 2026

20h 35m
ellipse
1 Stop

Singapore

18:35

Singapore

Singapore Changi Airport

Wed, 08 Jul 2026

£5023
Delta Airlines
Delta Airlines

Portland

19:40

Portland

Portland International Airport

Tue , 07 Jul 2026

37h 15m
ellipse
2 Stop

Singapore

23:55

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£5033
All Nippon Airways
All Nippon Airways

Portland

08:35

Portland

Portland International Airport

Tue , 07 Jul 2026

25h 10m
ellipse
2 Stop

Singapore

00:45

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£5602
British Airways
British Airways

Portland

19:30

Portland

Portland International Airport

Tue , 07 Jul 2026

29h 35m
ellipse
1 Stop

Singapore

16:05

Singapore

Singapore Changi Airport

Thu, 09 Jul 2026

£5996
ellipse

Early Morning Flight Portland to Singapore

wallet
Cheapest Flight
Found
£3709
group
Average Flight
Time
27h 20m
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Date/Time
07 Jul 2026
06:00 AM
plane
Airlines
American Airlines
Ellipse

Late Night Flight Portland to Singapore

wallet
Cheapest Flight
Found
£5033
group
Average Flight
Time
37h 15m
calendar
Date/Time
07 Jul 2026
19:40 PM
plane
Airlines
Delta Airlines

Flights from Portland to Singapore with Easemytrip

Flying from Portland to Singapore has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Portland to Singapore is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Portland International Airport (PDX) and Singapore Changi Airport (SIN). You can expect a flight distance of approximately 13081 km, and most direct services cover it in around 18:29.

Let’s take a closer look at everything you need to know before booking your flight from Portland to Singapore.

Travel Overview: Portland to Singapore

Flight Details Information
Route Distance 13081 km
Average Flight Time 18:29 hrs
Departure Airport Portland International Airport (PDX)
Arrival Airport Singapore Changi Airport (SIN)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Japan AirLines, Alaska Airlines, American Airlines, Korean Air

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

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FAQs about flights from Portland to Singapore

Are there direct flights from Portland to Singapore?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?