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

Singapore 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.

$531 Cheap Flights from Singapore to Portland in 2025/26

Q: What is the typical price of a round-trip flight between Singapore and Portland?

Prices are currently low for flights on this route. Typical prices usually range from $1,002 to $1,274. The lowest price recently found on this route was $937.

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Find the cheapest flights from Singapore to Portland

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 am - 9:15 am

SIN

PDX

16h 25m1 stop

3:15 pm - 2:50 pm

PDX

SIN

31h 35m2 stops

$937Air Canada

Thu, Jan 22 - Mon, Jan 26

8:50 am - 11:06 pm

SIN

PDX

30h 16m2 stops

3:50 pm - 7:00 am

PDX

SIN

47h 10m2 stops

$939Air Canada

Thu, Jan 22 - Mon, Jan 26

8:50 am - 11:06 pm

SIN

PDX

30h 16m2 stops

3:50 pm - 7:00 am

PDX

SIN

47h 10m2 stops

$941Air Canada

Thu, Jan 22 - Mon, Jan 26

10:20 pm - 12:39 am

SIN

PDX

18h 19m1 stop

1:35 pm - 8:00 am

PDX

SIN

26h 25m1 stop

$1,294United Airlines

Thu, Jan 22 - Mon, Jan 26

10:20 pm - 12:39 am

SIN

PDX

18h 19m1 stop

5:35 am - 8:15 pm

PDX

SIN

22h 40m1 stop

$1,296United Airlines

Thu, Jan 22 - Mon, Jan 26

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets

Air Canada

Jan 22

SIN8:50 amSingapore Changi

16h 25m

1 stop

PDX9:15 amPortland

Jan 26

PDX3:15 pmPortland

31h 35m

2 stops

SIN2:50 pmSingapore Changi

$937

Find similar

Air Canada

Jan 22

SIN8:50 amSingapore Changi

25h 40m

1 stop

PDX6:30 pmPortland

Jan 26

PDX7:45 amPortland

55h 15m

2 stops

SIN7:00 amSingapore Changi

$939

Find similar

Air Canada

Jan 22

SIN8:50 amSingapore Changi

30h 16m

2 stops

PDX11:06 pmPortland

Jan 26

PDX3:50 pmPortland

47h 10m

2 stops

SIN7:00 amSingapore Changi

$941

Find similar

United Airlines flights from Singapore to Portland

Our best United Airlines deals on Singapore to Portland flight tickets

United Airlines

Jan 22

SIN10:20 pmSingapore Changi

18h 19m

1 stop

PDX12:39 amPortland

Jan 26

PDX1:35 pmPortland

26h 25m

1 stop

SIN8:00 amSingapore Changi

$1,294

Find similar

United Airlines

Jan 22

SIN10:20 pmSingapore Changi

18h 19m

1 stop

PDX12:39 amPortland

Jan 26

PDX5:35 amPortland

22h 40m

1 stop

SIN8:15 pmSingapore Changi

$1,296

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-9:15 am

1 stop16h 25m

Portland

Mon 1/26

3:15 pm-2:50 pm

2 stops31h 35m

$937

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-11:06 pm

2 stops30h 16m

Portland

Mon 1/26

3:50 pm-7:00 am

2 stops47h 10m

$939

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-11:06 pm

2 stops30h 16m

Portland

Mon 1/26

3:50 pm-7:00 am

2 stops47h 10m

$941

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

10:20 pm-12:39 am

1 stop18h 19m

Portland

Mon 1/26

1:35 pm-8:00 am

1 stop26h 25m

$1,294

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

10:20 pm-12:39 am

1 stop18h 19m

Portland

Mon 1/26

5:35 am-8:15 pm

1 stop22h 40m

$1,296

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 3/10

1:55 am-11:52 am

3 stops48h 57m

$531

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 3/11

11:55 pm-6:30 pm

2 stops33h 35m

$544

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 3/11

7:00 pm-9:35 am

1 stop29h 35m

$840

Flights are sorted by cheapest round-trip flights first.

Sorted 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 typical price of a round-trip flight between Singapore and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Singapore is in December. Flight prices, which tend to average around $177, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in December, then you should wait until February to fly from Singapore, when ticket prices are also cheap, with an average price of $965.

Can stopping save me money on Singapore to Portland flights?

You could potentially save up to 16% 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

Fastest flight time	21h 50m
Direct flights	None

The fastest flight from Singapore to Portland takes 21h 50m

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 21h 50m.
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

McMinnville

Gresham

Longview

Tigard

Pacific City

The Dalles

Manzanita

Newberg

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.