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

Delta and Air Canada are the most popular carriers 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.

$514 Cheap Flights from Singapore to Portland in 2025/26

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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 - 6:30 pm

SIN

PDX

25h 40m1 stop

7:00 pm - 7:00 am

PDX

SIN

20h 00m1 stop

$933Air Canada

Thu, Jan 22 - Thu, Jan 29

8:50 am - 2:40 pm

SIN

PDX

21h 50m1 stop

7:57 pm - 7:00 am

PDX

SIN

43h 03m2 stops

$934Air Canada

Thu, Feb 19 - Mon, Feb 23

8:50 am - 2:40 pm

SIN

PDX

21h 50m1 stop

9:50 am - 11:15 am

PDX

SIN

33h 25m2 stops

$937Air Canada

Thu, Jan 22 - Mon, Jan 26

8:50 am - 10:59 pm

SIN

PDX

30h 09m2 stops

7:57 pm - 7:00 am

PDX

SIN

43h 03m2 stops

$940Air Canada

Thu, Feb 19 - Mon, Feb 23

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

6:35 am - 2:40 pm

SIN

PDX

24h 05m2 stops

3:15 pm - 11:15 am

PDX

SIN

28h 00m2 stops

$947Air Canada

Thu, Jan 22 - Thu, Jan 29

8:50 am - 10:32 pm

SIN

PDX

29h 42m2 stops

9:50 am - 12:25 am

PDX

SIN

22h 35m2 stops

$962Multiple Airlines

Thu, Jan 22 - Thu, Jan 29

10:10 am - 12:38 pm

SIN

PDX

18h 28m1 stop

3:50 pm - 8:00 am

PDX

SIN

24h 10m1 stop

$1,293United Airlines

Thu, Feb 19 - Mon, Feb 23

10:20 pm - 12:39 am

SIN

PDX

18h 19m1 stop

7:45 am - 8:15 pm

PDX

SIN

20h 30m1 stop

$1,296United Airlines

Thu, Jan 22 - Mon, Jan 26

9:00 am - 12:38 pm

SIN

PDX

19h 38m1 stop

5:50 pm - 7:55 am

PDX

SIN

22h 05m1 stop

$1,819Singapore Airlines

Thu, Jan 22 - Thu, Jan 29

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

25h 40m

1 stop

PDX6:30 pmPortland

Jan 29

PDX7:00 pmPortland

20h 00m

1 stop

SIN7:00 amSingapore Changi

$933

Find similar

Air Canada

Jan 22

SIN8:50 amSingapore Changi

21h 50m

1 stop

PDX2:40 pmPortland

Jan 26

PDX7:00 pmPortland

24h 15m

2 stops

SIN11:15 amSingapore Changi

$937

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

Fly from

Fly to

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-6:30 pm

1 stop25h 40m

Portland

Thu 1/29

7:00 pm-7:00 am

1 stop20h 00m

$933

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 2/19

8:50 am-2:40 pm

1 stop21h 50m

Portland

Mon 2/23

7:57 pm-7:00 am

2 stops43h 03m

$934

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-2:40 pm

1 stop21h 50m

Portland

Mon 1/26

9:50 am-11:15 am

2 stops33h 25m

$937

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 2/19

8:50 am-10:59 pm

2 stops30h 09m

Portland

Mon 2/23

7:57 pm-7:00 am

2 stops43h 03m

$940

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

6:35 am-2:40 pm

2 stops24h 05m

Portland

Thu 1/29

3:15 pm-11:15 am

2 stops28h 00m

$947

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

8:50 am-10:32 pm

2 stops29h 42m

Portland

Thu 1/29

9:50 am-12:25 am

2 stops22h 35m

$962

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 2/19

10:10 am-12:38 pm

1 stop18h 28m

Portland

Mon 2/23

3:50 pm-8:00 am

1 stop24h 10m

$1,293

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

10:20 pm-12:39 am

1 stop18h 19m

Portland

Mon 1/26

7:45 am-8:15 pm

1 stop20h 30m

$1,296

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 1/22

9:00 am-12:38 pm

1 stop19h 38m

Portland

Thu 1/29

5:50 pm-7:55 am

1 stop22h 05m

$1,819

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 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.

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 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	24h 01m
Direct flights	None

The fastest flight from Singapore to Portland takes 24h 01m

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 24h 01m.
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

Tigard

Longview

Pacific City

The Dalles

Manzanita

Clackamas

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.