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Cheap flights from Singapore to Portland from $529

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Portland departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Singapore to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:50 am - 6:31 pm
SIN
-
PDX
25h 41m
1 stop
Air Canada Logo
7:10 pm - 2:50 pm
PDX
-
SIN
27h 40m
2 stops
$922Air Canada
Fri, Dec 18 - Sat, Jan 2
Air Canada Logo
7:00 am - 9:31 am
SIN
-
PDX
17h 31m
1 stop
Air Canada Logo
7:45 pm - 5:15 am
PDX
-
SIN
18h 30m
1 stop
$962Air Canada
Tue, Sep 8 - Tue, Sep 8
Air Canada Logo
8:50 pm - 9:31 am
SIN
-
PDX
27h 41m
2 stops
Air Canada Logo
3:30 pm - 2:30 pm
PDX
-
SIN
32h 00m
2 stops
$968Air Canada
Thu, Oct 1 - Mon, Oct 5
Air Canada Logo
8:50 pm - 9:31 am
SIN
-
PDX
27h 41m
2 stops
Air Canada Logo
3:30 pm - 2:30 pm
PDX
-
SIN
32h 00m
2 stops
$969Air Canada
Thu, Oct 1 - Mon, Oct 5
Air Canada Logo
9:00 pm - 9:26 am
SIN
-
PDX
28h 26m
2 stops
Air Canada Logo
3:15 pm - 7:00 am
PDX
-
SIN
23h 45m
1 stop
$973Air Canada
Sat, Dec 19 - Sun, Jan 3
Multiple Airlines Logo
8:50 am - 2:41 pm
SIN
-
PDX
21h 51m
1 stop
Multiple Airlines Logo
7:35 pm - 7:00 am
PDX
-
SIN
43h 25m
2 stops
$1,010Multiple Airlines
Thu, Nov 12 - Sat, Nov 14
American Airlines Logo
8:15 am - 9:20 pm
SIN
-
PDX
29h 05m
2 stops
American Airlines Logo
5:30 am - 6:35 am
PDX
-
SIN
33h 05m
2 stops
$1,046American Airlines
Thu, Nov 12 - Sat, Nov 14
Multiple Airlines Logo
1:45 am - 9:31 am
SIN
-
PDX
22h 46m
2 stops
Multiple Airlines Logo
3:30 pm - 5:15 am
PDX
-
SIN
22h 45m
1 stop
$1,056Multiple Airlines
Mon, Sep 7 - Tue, Sep 8
Air Canada Logo
9:00 pm - 6:31 pm
SIN
-
PDX
37h 31m
2 stops
Air Canada Logo
7:10 pm - 2:50 pm
PDX
-
SIN
27h 40m
2 stops
$1,057Air Canada
Sat, Dec 19 - Sun, Jan 3
Multiple Airlines Logo
11:55 pm - 6:31 pm
SIN
-
PDX
34h 36m
2 stops
Multiple Airlines Logo
7:10 pm - 2:50 pm
PDX
-
SIN
27h 40m
2 stops
$1,070Multiple Airlines
Fri, Dec 18 - Sat, Jan 2

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Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
Dec 18
SIN8:50 amSingapore Changi
25h 41m
1 stop
PDX6:31 pmPortland
Jan 2
PDX7:10 pmPortland
27h 40m
2 stops
SIN2:50 pmSingapore Changi
$922
Air Canada
Sep 8
SIN7:00 amSingapore Changi
17h 31m
1 stop
PDX9:31 amPortland
Sep 8
PDX7:45 pmPortland
18h 30m
1 stop
SIN5:15 amSingapore Changi
$962
Air Canada
Oct 1
SIN8:50 pmSingapore Changi
27h 41m
2 stops
PDX9:31 amPortland
Oct 5
PDX3:30 pmPortland
32h 00m
2 stops
SIN2:30 pmSingapore Changi
$968

Japan Airlines flights from Singapore to Portland

Our best Japan Airlines deals on Singapore to Portland flight tickets
Japan Airlines
Oct 14
SIN1:55 amSingapore Changi
34h 14m
2 stops
PDX9:09 pmPortland
Oct 17
PDX7:40 amPortland
49h 40m
2 stops
SIN12:20 amSingapore Changi
$1,089
Japan Airlines
Jul 2
SIN1:55 amSingapore Changi
29h 52m
2 stops
PDX4:47 pmPortland
Jul 14
PDX7:19 amPortland
31h 51m
2 stops
SIN6:10 amSingapore Changi
$1,097

momondo Fare Finder

 
Customize your flight search to find flights from Singapore to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Singapore to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 12/18

8:50 am-6:31 pm

1 stop25h 41m

Portland

Sat 1/2

7:10 pm-2:50 pm

2 stops27h 40m

$922
Quickest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 9/8

7:00 am-9:31 am

1 stop17h 31m

Portland

Tue 9/8

7:45 pm-5:15 am

1 stop18h 30m

$962

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 10/1

8:50 pm-9:31 am

2 stops27h 41m

Portland

Mon 10/5

3:30 pm-2:30 pm

2 stops32h 00m

$968

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 10/1

8:50 pm-9:31 am

2 stops27h 41m

Portland

Mon 10/5

3:30 pm-2:30 pm

2 stops32h 00m

$969

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 12/19

9:00 pm-9:26 am

2 stops28h 26m

Portland

Sun 1/3

3:15 pm-7:00 am

1 stop23h 45m

$973

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/12

8:50 am-2:41 pm

1 stop21h 51m

Portland

Sat 11/14

7:35 pm-7:00 am

2 stops43h 25m

$1,010

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/12

8:15 am-9:20 pm

2 stops29h 05m

Portland

Sat 11/14

5:30 am-6:35 am

2 stops33h 05m

$1,046

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Mon 9/7

1:45 am-9:31 am

2 stops22h 46m

Portland

Tue 9/8

3:30 pm-5:15 am

1 stop22h 45m

$1,056

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 12/19

9:00 pm-6:31 pm

2 stops37h 31m

Portland

Sun 1/3

7:10 pm-2:50 pm

2 stops27h 40m

$1,057

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 12/18

11:55 pm-6:31 pm

2 stops34h 36m

Portland

Sat 1/2

7:10 pm-2:50 pm

2 stops27h 40m

$1,070

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

Can stopping save me money on Singapore to Portland flights?

You could potentially save up to 21% on your flight if you consider stops on a Singapore to Portland flight.

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

17h 31m

Direct flights

None
The fastest flight from Singapore to Portland takes 17h 31m
There are no direct flights from Singapore to Portland. There are no popular flight routes from Singapore to Portland.
Search flight deals

Frequently asked questions about flying from Singapore to Portland

  • 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 17h 31m.

  • 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.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Hillsboro
Depoe Bay
Tigard
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
The Dalles
Kelso

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.

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