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Cheap flights from Singapore to Portland from $542

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 5/6. 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.
Multiple Airlines Logo
1:45 pm - 7:52 am
SIN
-
PDX
33h 07m
2 stops
Multiple Airlines Logo
8:59 pm - 12:35 pm
PDX
-
SIN
24h 36m
2 stops
$869Multiple Airlines
Mon, Sep 7 - Tue, Sep 22
Multiple Airlines Logo
1:45 pm - 12:10 am
SIN
-
PDX
25h 25m
2 stops
Multiple Airlines Logo
9:59 pm - 12:35 pm
PDX
-
SIN
23h 36m
2 stops
$900Multiple Airlines
Sun, Sep 6 - Mon, Sep 21
Multiple Airlines Logo
1:45 pm - 9:38 am
SIN
-
PDX
34h 53m
2 stops
Multiple Airlines Logo
1:52 pm - 12:35 pm
PDX
-
SIN
31h 43m
2 stops
$908Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
1:45 pm - 9:24 am
SIN
-
PDX
34h 39m
2 stops
Multiple Airlines Logo
5:40 pm - 12:35 pm
PDX
-
SIN
27h 55m
2 stops
$943Multiple Airlines
Fri, Aug 7 - Sat, Aug 22
Multiple Airlines Logo
1:45 pm - 9:24 am
SIN
-
PDX
34h 39m
2 stops
Multiple Airlines Logo
2:50 pm - 12:35 pm
PDX
-
SIN
30h 45m
2 stops
$979Multiple Airlines
Thu, Apr 23 - Thu, Apr 30
Multiple Airlines Logo
1:45 pm - 9:38 am
SIN
-
PDX
34h 53m
2 stops
Multiple Airlines Logo
5:00 pm - 12:35 pm
PDX
-
SIN
28h 35m
3 stops
$1,013Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
3:20 pm - 4:50 pm
SIN
-
PDX
40h 30m
2 stops
Multiple Airlines Logo
8:59 pm - 11:55 am
PDX
-
SIN
23h 56m
2 stops
$1,016Multiple Airlines
Fri, Aug 7 - Sat, Aug 22
Multiple Airlines Logo
1:45 pm - 9:30 am
SIN
-
PDX
34h 45m
2 stops
Multiple Airlines Logo
5:51 pm - 12:35 pm
PDX
-
SIN
27h 44m
2 stops
$1,023Multiple Airlines
Fri, Apr 24 - Fri, May 1
STARLUX Airlines Logo
2:10 pm - 7:34 pm
SIN
-
PDX
20h 24m
2 stops
STARLUX Airlines Logo
5:30 pm - 12:40 pm
PDX
-
SIN
28h 10m
2 stops
$1,037STARLUX Airlines
Tue, May 5 - Wed, May 6
Multiple Airlines Logo
3:20 pm - 4:50 pm
SIN
-
PDX
40h 30m
2 stops
Multiple Airlines Logo
8:59 pm - 11:55 am
PDX
-
SIN
23h 56m
2 stops
$1,038Multiple Airlines
Fri, Aug 7 - Sat, Aug 22

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
May 5
SIN7:00 amSingapore Changi
17h 30m
1 stop
PDX9:30 amPortland
May 6
PDX7:45 pmPortland
24h 30m
2 stops
SIN11:15 amSingapore Changi
$1,163
Air Canada
May 5
SIN7:00 amSingapore Changi
17h 30m
1 stop
PDX9:30 amPortland
May 6
PDX7:45 pmPortland
27h 45m
2 stops
SIN2:30 pmSingapore Changi
$1,165
Air Canada
May 5
SIN7:00 amSingapore Changi
17h 30m
1 stop
PDX9:30 amPortland
May 6
PDX7:45 pmPortland
24h 30m
2 stops
SIN11:15 amSingapore Changi
$1,203

STARLUX Airlines flights from Singapore to Portland

Our best STARLUX Airlines deals on Singapore to Portland flight tickets
STARLUX Airlines
May 5
SIN2:10 pmSingapore Changi
20h 24m
2 stops
PDX7:34 pmPortland
May 6
PDX5:30 pmPortland
28h 10m
2 stops
SIN12:40 pmSingapore Changi
$1,037
STARLUX Airlines
May 5
SIN2:10 pmSingapore Changi
20h 24m
2 stops
PDX7:34 pmPortland
May 6
PDX5:30 pmPortland
28h 10m
2 stops
SIN12:40 pmSingapore Changi
$1,039
STARLUX Airlines
May 5
SIN2:10 pmSingapore Changi
20h 24m
2 stops
PDX7:34 pmPortland
May 6
PDX5:30 pmPortland
28h 10m
2 stops
SIN12:40 pmSingapore Changi
$1,042

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 March 12, 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

Mon 9/7

1:45 pm-7:52 am

2 stops33h 07m

Portland

Tue 9/22

8:59 pm-12:35 pm

2 stops24h 36m

$869

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 9/6

1:45 pm-12:10 am

2 stops25h 25m

Portland

Mon 9/21

9:59 pm-12:35 pm

2 stops23h 36m

$900

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 4/21

1:45 pm-9:38 am

2 stops34h 53m

Portland

Tue 4/28

1:52 pm-12:35 pm

2 stops31h 43m

$908

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/7

1:45 pm-9:24 am

2 stops34h 39m

Portland

Sat 8/22

5:40 pm-12:35 pm

2 stops27h 55m

$943

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 4/23

1:45 pm-9:24 am

2 stops34h 39m

Portland

Thu 4/30

2:50 pm-12:35 pm

2 stops30h 45m

$979

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 4/21

1:45 pm-9:38 am

2 stops34h 53m

Portland

Tue 4/28

5:00 pm-12:35 pm

3 stops28h 35m

$1,013

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/7

3:20 pm-4:50 pm

2 stops40h 30m

Portland

Sat 8/22

8:59 pm-11:55 am

2 stops23h 56m

$1,016

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 4/24

1:45 pm-9:30 am

2 stops34h 45m

Portland

Fri 5/1

5:51 pm-12:35 pm

2 stops27h 44m

$1,023
Quickest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 5/5

2:10 pm-7:34 pm

2 stops20h 24m

Portland

Wed 5/6

5:30 pm-12:40 pm

2 stops28h 10m

$1,037

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/7

3:20 pm-4:50 pm

2 stops40h 30m

Portland

Sat 8/22

8:59 pm-11:55 am

2 stops23h 56m

$1,038

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 42% 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

20h 24m

Direct flights

None
The fastest flight from Singapore to Portland takes 20h 24m
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 20h 24m.

  • 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
Depoe Bay
Beaverton
Hillsboro
Tigard
Hood River
Longview
McMinnville
The Dalles
Pacific City
Newberg
Gresham
Manzanita

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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