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Cheap flights from Singapore to Portland from $586

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 9/28. 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

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Find the cheapest flights from Singapore to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$935Air Canada
Sun, Jun 28 - Sun, Jul 12
Air Canada Logo
10:50 pm - 7:11 pm
SIN
-
PDX
35h 21m
2 stops
Air Canada Logo
7:45 pm - 5:15 am
PDX
-
SIN
18h 30m
1 stop
$938Air Canada
Sun, Jun 28 - Sun, Jul 12
Multiple Airlines Logo
6:15 am - 9:31 am
SIN
-
PDX
42h 16m
2 stops
Multiple Airlines Logo
7:45 pm - 11:45 am
PDX
-
SIN
25h 00m
2 stops
$950Multiple Airlines
Sun, Jun 28 - Sun, Jul 12
Multiple Airlines Logo
1:45 pm - 9:31 am
SIN
-
PDX
34h 46m
2 stops
Multiple Airlines Logo
6:00 pm - 12:35 pm
PDX
-
SIN
27h 35m
2 stops
$972Multiple Airlines
Thu, Oct 15 - Sat, Oct 17
Multiple Airlines Logo
1:45 pm - 9:25 am
SIN
-
PDX
34h 40m
2 stops
Multiple Airlines Logo
8:18 pm - 12:35 pm
PDX
-
SIN
25h 17m
2 stops
$975Multiple Airlines
Thu, Sep 10 - Sat, Sep 12
Japan Airlines Logo
8:05 am - 4:50 pm
SIN
-
PDX
23h 45m
2 stops
Japan Airlines Logo
6:30 am - 6:10 am
PDX
-
SIN
32h 40m
2 stops
$1,041Japan Airlines
Sat, Aug 29 - Sun, Sep 13
Japan Airlines Logo
1:55 am - 4:38 pm
SIN
-
PDX
29h 43m
2 stops
Japan Airlines Logo
7:00 am - 6:10 am
PDX
-
SIN
32h 10m
2 stops
$1,042Japan Airlines
Wed, Jul 1 - Thu, Jul 9
Japan Airlines Logo
8:05 am - 10:59 pm
SIN
-
PDX
29h 54m
2 stops
Japan Airlines Logo
6:30 am - 6:10 am
PDX
-
SIN
32h 40m
2 stops
$1,046Japan Airlines
Sat, Aug 29 - Sun, Sep 13
Japan Airlines Logo
2:20 am - 4:34 pm
SIN
-
PDX
30h 14m
2 stops
Japan Airlines Logo
6:00 am - 12:50 am
PDX
-
SIN
50h 50m
2 stops
$1,051Japan Airlines
Wed, Nov 4 - Sat, Nov 7
American Airlines Logo
1:55 am - 10:06 pm
SIN
-
PDX
35h 11m
2 stops
American Airlines Logo
6:30 am - 5:45 pm
PDX
-
SIN
44h 15m
2 stops
$1,052American Airlines
Wed, Sep 9 - Sat, Sep 12

Japan Airlines flights from Singapore to Portland

Our best Japan Airlines deals on Singapore to Portland flight tickets
Japan Airlines
Aug 29
SIN8:05 amSingapore Changi
23h 45m
2 stops
PDX4:50 pmPortland
Sep 13
PDX6:30 amPortland
32h 40m
2 stops
SIN6:10 amSingapore Changi
$1,041
Japan Airlines
Jul 1
SIN1:55 amSingapore Changi
29h 43m
2 stops
PDX4:38 pmPortland
Jul 9
PDX7:00 amPortland
32h 10m
2 stops
SIN6:10 amSingapore Changi
$1,042
Japan Airlines
Aug 29
SIN8:05 amSingapore Changi
29h 54m
2 stops
PDX10:59 pmPortland
Sep 13
PDX6:30 amPortland
32h 40m
2 stops
SIN6:10 amSingapore Changi
$1,046

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
Jun 28
SIN7:00 amSingapore Changi
17h 31m
1 stop
PDX9:31 amPortland
Jul 12
PDX7:45 pmPortland
18h 30m
1 stop
SIN5:15 amSingapore Changi
$935
Air Canada
Jun 28
SIN10:50 pmSingapore Changi
35h 21m
2 stops
PDX7:11 pmPortland
Jul 12
PDX7:45 pmPortland
18h 30m
1 stop
SIN5:15 amSingapore Changi
$938
Air Canada
Jul 11
SIN7:00 amSingapore Changi
17h 31m
1 stop
PDX9:31 amPortland
Jul 19
PDX7:45 pmPortland
18h 30m
1 stop
SIN5:15 amSingapore Changi
$1,082

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 6, 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
Quickest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 6/28

7:00 am-9:31 am

1 stop17h 31m

Portland

Sun 7/12

7:45 pm-5:15 am

1 stop18h 30m

$935

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 6/28

10:50 pm-7:11 pm

2 stops35h 21m

Portland

Sun 7/12

7:45 pm-5:15 am

1 stop18h 30m

$938

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 6/28

6:15 am-9:31 am

2 stops42h 16m

Portland

Sun 7/12

7:45 pm-11:45 am

2 stops25h 00m

$950

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 10/15

1:45 pm-9:31 am

2 stops34h 46m

Portland

Sat 10/17

6:00 pm-12:35 pm

2 stops27h 35m

$972

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 9/10

1:45 pm-9:25 am

2 stops34h 40m

Portland

Sat 9/12

8:18 pm-12:35 pm

2 stops25h 17m

$975

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 8/29

8:05 am-4:50 pm

2 stops23h 45m

Portland

Sun 9/13

6:30 am-6:10 am

2 stops32h 40m

$1,041

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 7/1

1:55 am-4:38 pm

2 stops29h 43m

Portland

Thu 7/9

7:00 am-6:10 am

2 stops32h 10m

$1,042

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 8/29

8:05 am-10:59 pm

2 stops29h 54m

Portland

Sun 9/13

6:30 am-6:10 am

2 stops32h 40m

$1,046

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 11/4

2:20 am-4:34 pm

2 stops30h 14m

Portland

Sat 11/7

6:00 am-12:50 am

2 stops50h 50m

$1,051

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 9/9

1:55 am-10:06 pm

2 stops35h 11m

Portland

Sat 9/12

6:30 am-5:45 pm

2 stops44h 15m

$1,052

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 32% 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
Depoe Bay
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
Clackamas
The Dalles
Gresham
McMinnville

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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