What is the cheapest airline that flies from Singapore Changi to Portland?

Japan Airlines is the most popular carrier operating from Singapore Changi to Portland

When did momondo last update prices for flights from Singapore Changi Airport to Portland Airport?

Prices for flights from Singapore Changi Airport to Portland Airport are refreshed on a daily basis.

How old do you have to be to fly from Singapore Changi Airport to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Singapore Changi Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$552 Cheap Flights from Singapore to Portland in 2025/26

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Find the cheapest flights from Singapore to Portland

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2:25 pm - 11:32 pmSIN-PDX

25h 07m2 stops

7:05 am - 1:05 pmPDX-SIN

38h 00m2 stops

$926Multiple Airlines

Find Deal

Sat, Feb 7 - Sat, Feb 21

9:00 pm - 6:30 pmSIN-PDX

37h 30m2 stops

7:00 pm - 12:55 amPDX-SIN

37h 55m2 stops

$935Air Canada

Find Deal

Wed, Jan 21 - Sun, Jan 25

9:00 pm - 6:30 pmSIN-PDX

37h 30m2 stops

7:00 pm - 12:55 amPDX-SIN

37h 55m2 stops

$937Air Canada

Find Deal

Wed, Jan 21 - Sun, Jan 25

1:35 am - 6:50 pmSIN-PDX

33h 15m2 stops

5:30 am - 12:10 amPDX-SIN

26h 40m2 stops

$940Delta

Find Deal

Tue, Jan 20 - Sun, Jan 25

1:35 am - 6:50 pmSIN-PDX

33h 15m2 stops

9:20 am - 12:10 amPDX-SIN

22h 50m2 stops

$941Delta

Find Deal

Tue, Jan 20 - Sun, Jan 25

1:35 am - 4:30 pmSIN-PDX

30h 55m2 stops

9:20 am - 12:10 amPDX-SIN

22h 50m2 stops

$942Delta

Find Deal

Tue, Jan 20 - Sun, Jan 25

6:35 am - 2:40 pmSIN-PDX

24h 05m2 stops

9:50 am - 7:00 amPDX-SIN

29h 10m1 stop

$1,023Air Canada

Find Deal

Wed, Jan 21 - Sun, Jan 25

6:35 am - 2:40 pmSIN-PDX

24h 05m2 stops

7:00 pm - 7:00 amPDX-SIN

20h 00m1 stop

$1,025Air Canada

Find Deal

Wed, Jan 21 - Sun, Jan 25

1:35 am - 6:50 pmSIN-PDX

33h 15m2 stops

1:27 pm - 12:10 amPDX-SIN

42h 43m2 stops

$1,069Delta

Find Deal

Fri, Feb 6 - Sat, Feb 21

8:50 am - 6:30 pmSIN-PDX

25h 40m1 stop

9:50 am - 11:55 amPDX-SIN

34h 05m2 stops

$1,098Multiple Airlines

Find Deal

Sat, Feb 7 - Sat, Feb 21

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets

Air Canada

Jan 21

SIN9:00 pmSingapore Changi

37h 30m

2 stops

PDX6:30 pmPortland

Jan 25

PDX7:00 pmPortland

37h 55m

2 stops

SIN12:55 amSingapore Changi

$935

Find similar

Air Canada

Jan 21

SIN9:00 pmSingapore Changi

37h 30m

2 stops

PDX6:30 pmPortland

Jan 25

PDX7:00 pmPortland

37h 55m

2 stops

SIN12:55 amSingapore Changi

$937

Find similar

Air Canada

Jan 21

SIN6:35 amSingapore Changi

24h 05m

2 stops

PDX2:40 pmPortland

Jan 25

PDX9:50 amPortland

29h 10m

1 stop

SIN7:00 amSingapore Changi

$1,023

Find similar

Delta flights from Singapore to Portland

Our best Delta deals on Singapore to Portland flight tickets

Delta

Jan 20

SIN1:35 amSingapore Changi

33h 15m

2 stops

PDX6:50 pmPortland

Jan 25

PDX5:30 amPortland

26h 40m

2 stops

SIN12:10 amSingapore Changi

$940

Find similar

Delta

Jan 20

SIN1:35 amSingapore Changi

33h 15m

2 stops

PDX6:50 pmPortland

Jan 25

PDX9:20 amPortland

22h 50m

2 stops

SIN12:10 amSingapore Changi

$941

Find similar

Delta

Jan 20

SIN1:35 amSingapore Changi

30h 55m

2 stops

PDX4:30 pmPortland

Jan 25

PDX9:20 amPortland

22h 50m

2 stops

SIN12:10 amSingapore Changi

$942

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 2/7

2:25 pm-11:32 pm

2 stops25h 07m

Portland

Sat 2/21

7:05 am-1:05 pm

2 stops38h 00m

$926

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 1/21

9:00 pm-6:30 pm

2 stops37h 30m

Portland

Sun 1/25

7:00 pm-12:55 am

2 stops37h 55m

$935

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 1/21

9:00 pm-6:30 pm

2 stops37h 30m

Portland

Sun 1/25

7:00 pm-12:55 am

2 stops37h 55m

$937

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 1/20

1:35 am-6:50 pm

2 stops33h 15m

Portland

Sun 1/25

5:30 am-12:10 am

2 stops26h 40m

$940

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 1/20

1:35 am-6:50 pm

2 stops33h 15m

Portland

Sun 1/25

9:20 am-12:10 am

2 stops22h 50m

$941

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 1/20

1:35 am-4:30 pm

2 stops30h 55m

Portland

Sun 1/25

9:20 am-12:10 am

2 stops22h 50m

$942

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 1/21

6:35 am-2:40 pm

2 stops24h 05m

Portland

Sun 1/25

9:50 am-7:00 am

1 stop29h 10m

$1,023

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 1/21

6:35 am-2:40 pm

2 stops24h 05m

Portland

Sun 1/25

7:00 pm-7:00 am

1 stop20h 00m

$1,025

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 2/6

1:35 am-6:50 pm

2 stops33h 15m

Portland

Sat 2/21

1:27 pm-12:10 am

2 stops42h 43m

$1,069

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 2/7

8:50 am-6:30 pm

1 stop25h 40m

Portland

Sat 2/21

9:50 am-11:55 am

2 stops34h 05m

$1,098

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Singapore to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Singapore is in February. Flight prices, which tend to average around $965, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until August to fly from Singapore, when ticket prices are also cheap, with an average price of $1,026.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $1,013. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $1,415.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $1,016. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $1,277 per ticket.

Can stopping save me money on Singapore to Portland flights?

You could potentially save up to 44% on your flight if you consider stops on a Singapore to Portland flight.

How have Singapore to Portland flight prices changed over time?

When to book flights from Singapore to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Portland according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Singapore to Portland (SIN to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Singapore to Portland

Direct flights	None

There are no direct flights from Singapore to Portland. There are no popular flight routes from Singapore to Portland.

Search flight deals

How far is Singapore Changi to Portland by plane?
A flight from Singapore Changi to Portland will travel around 8130.5 mi. In terms of flight time, this usually takes a little over 18h 23m.
When did momondo last update prices for flights from Singapore Changi Airport to Portland Airport?
Prices for flights from Singapore Changi Airport to Portland Airport are refreshed on a daily basis.
How old do you have to be to fly from Singapore Changi Airport to Portland Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Singapore Changi Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

Gresham

McMinnville

Longview

The Dalles

Pacific City

Tigard

Manzanita

Tillamook

Why use momondo?

Why should I use momondo to find a flight deal from Singapore to Portland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Singapore to Portland for you.

Can I find flights from Singapore to Portland with flexible booking policies on momondo?

All flight searches from Singapore to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Singapore to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Singapore.

I’m not ready to book a flight from Singapore to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Singapore and alert you when they change.