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

Cathay Pacific, KLM, and China Airlines are the most popular carriers operating from Singapore to Portland

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

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

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

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

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$538 Cheap Flights from Singapore to Portland in 2025/26

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Recent round-trip flight deals from Singapore to Portland

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1:35 am - 4:29 pmSIN-PDX

29h 54m2 stops

5:30 am - 12:10 amPDX-SIN

27h 40m2 stops

$939Delta

Find Deal

Tue, Mar 10 - Sun, Mar 15

1:35 am - 4:29 pmSIN-PDX

29h 54m2 stops

9:40 am - 12:10 amPDX-SIN

23h 30m2 stops

$940Delta

Find Deal

Tue, Mar 10 - Sun, Mar 15

8:50 am - 6:30 pmSIN-PDX

25h 40m1 stop

9:50 am - 7:00 amPDX-SIN

29h 10m1 stop

$982Air Canada

Find Deal

Fri, Nov 28 - Thu, Dec 4

8:50 am - 9:15 amSIN-PDX

16h 25m1 stop

7:00 pm - 11:15 amPDX-SIN

24h 15m2 stops

$986Air Canada

Find Deal

Fri, Nov 28 - Thu, Dec 4

12:40 am - 12:18 amSIN-PDX

39h 38m2 stops

5:49 pm - 9:35 amPDX-SIN

23h 46m2 stops

$1,033Multiple Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

10:10 am - 2:52 pmSIN-PDX

19h 42m1 stop

7:30 pm - 8:15 pmPDX-SIN

33h 45m1 stop

$1,273United Airlines

Find Deal

Wed, Mar 11 - Sun, Mar 15

10:10 am - 2:52 pmSIN-PDX

19h 42m1 stop

7:30 pm - 8:15 pmPDX-SIN

33h 45m1 stop

$1,274United Airlines

Find Deal

Wed, Mar 11 - Sun, Mar 15

2:20 am - 5:12 pmSIN-PDX

30h 52m2 stops

3:15 pm - 7:00 amPDX-SIN

23h 45m1 stop

$1,671Multiple Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

1:40 am - 12:25 pmSIN-PDX

25h 45m1 stop

2:25 pm - 4:15 pmPDX-SIN

34h 50m1 stop

$2,602KLM

Find Deal

Tue, Mar 10 - Sun, Mar 15

1:40 am - 12:25 pmSIN-PDX

25h 45m1 stop

2:25 pm - 4:15 pmPDX-SIN

34h 50m1 stop

$2,603KLM

Find Deal

Tue, Mar 10 - Sun, Mar 15

Delta flights from Singapore to Portland

Our best Delta deals on Singapore to Portland flight tickets

Delta

Mar 10

SIN1:35 amSingapore Changi

29h 54m

2 stops

PDX4:29 pmPortland

Mar 15

PDX5:30 amPortland

27h 40m

2 stops

SIN12:10 amSingapore Changi

$939

Find similar

Delta

Mar 10

SIN1:35 amSingapore Changi

29h 54m

2 stops

PDX4:29 pmPortland

Mar 15

PDX9:40 amPortland

23h 30m

2 stops

SIN12:10 amSingapore Changi

$940

Find similar

Delta

Nov 27

SIN1:35 amSingapore Changi

33h 44m

2 stops

PDX7:19 pmPortland

Dec 3

PDX12:32 amPortland

36h 28m

2 stops

SIN5:00 amSingapore Changi

$2,378

Find similar

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets

Air Canada

Nov 28

SIN8:50 amSingapore Changi

25h 40m

1 stop

PDX6:30 pmPortland

Dec 4

PDX9:50 amPortland

29h 10m

1 stop

SIN7:00 amSingapore Changi

$982

Find similar

Air Canada

Nov 28

SIN8:50 amSingapore Changi

16h 25m

1 stop

PDX9:15 amPortland

Dec 4

PDX7:00 pmPortland

24h 15m

2 stops

SIN11:15 amSingapore Changi

$986

Find similar

Air Canada

Mar 11

SIN9:00 pmSingapore Changi

27h 15m

2 stops

PDX9:15 amPortland

Mar 15

PDX7:00 pmPortland

21h 00m

1 stop

SIN7:00 amSingapore Changi

$1,224

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 3/10

1:35 am-4:29 pm

2 stops29h 54m

Portland

Sun 3/15

5:30 am-12:10 am

2 stops27h 40m

$939

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 3/10

1:35 am-4:29 pm

2 stops29h 54m

Portland

Sun 3/15

9:40 am-12:10 am

2 stops23h 30m

$940

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 11/28

8:50 am-6:30 pm

1 stop25h 40m

Portland

Thu 12/4

9:50 am-7:00 am

1 stop29h 10m

$982

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 11/28

8:50 am-9:15 am

1 stop16h 25m

Portland

Thu 12/4

7:00 pm-11:15 am

2 stops24h 15m

$986

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/27

12:40 am-12:18 am

2 stops39h 38m

Portland

Thu 12/4

5:49 pm-9:35 am

2 stops23h 46m

$1,033

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 3/11

10:10 am-2:52 pm

1 stop19h 42m

Portland

Sun 3/15

7:30 pm-8:15 pm

1 stop33h 45m

$1,273

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 3/11

10:10 am-2:52 pm

1 stop19h 42m

Portland

Sun 3/15

7:30 pm-8:15 pm

1 stop33h 45m

$1,274

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/27

2:20 am-5:12 pm

2 stops30h 52m

Portland

Thu 12/4

3:15 pm-7:00 am

1 stop23h 45m

$1,671

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 3/10

1:40 am-12:25 pm

1 stop25h 45m

Portland

Sun 3/15

2:25 pm-4:15 pm

1 stop34h 50m

$2,602

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 3/10

1:40 am-12:25 pm

1 stop25h 45m

Portland

Sun 3/15

2:25 pm-4:15 pm

1 stop34h 50m

$2,603

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.

Cheap Singapore to Portland 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

When did momondo last update prices for flights from Singapore to Portland Airport?
Prices for flights from Singapore to Portland Airport are refreshed on a daily basis.
How old do you have to be to fly from Singapore 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 to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

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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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Singapore to Portland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portland from Singapore on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Singapore to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.