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Cheap flights from Singapore to Portland from $547

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 5/10. 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
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 - 11:30 pm
SIN
-
PDX
24h 45m
2 stops
Multiple Airlines Logo
5:34 pm - 12:35 pm
PDX
-
SIN
28h 01m
2 stops
$914Multiple Airlines
Thu, Jun 25 - Mon, Aug 3
Multiple Airlines Logo
1:45 pm - 9:35 am
SIN
-
PDX
34h 50m
2 stops
Multiple Airlines Logo
5:49 pm - 12:35 pm
PDX
-
SIN
27h 46m
2 stops
$920Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
1:45 pm - 10:25 am
SIN
-
PDX
35h 40m
2 stops
Multiple Airlines Logo
8:59 pm - 12:35 pm
PDX
-
SIN
24h 36m
2 stops
$950Multiple Airlines
Fri, Aug 28 - Sat, Sep 12
Multiple Airlines Logo
1:45 pm - 8:10 am
SIN
-
PDX
33h 25m
2 stops
Multiple Airlines Logo
5:51 pm - 12:35 pm
PDX
-
SIN
27h 44m
2 stops
$954Multiple Airlines
Thu, Apr 16 - Thu, Apr 30
Multiple Airlines Logo
8:45 pm - 9:35 am
SIN
-
PDX
27h 50m
1 stop
Multiple Airlines Logo
7:00 am - 7:10 pm
PDX
-
SIN
21h 10m
1 stop
$1,052Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
1:10 pm - 4:50 pm
SIN
-
PDX
42h 40m
2 stops
Multiple Airlines Logo
8:59 pm - 11:55 am
PDX
-
SIN
23h 56m
2 stops
$1,067Multiple Airlines
Fri, Aug 7 - Sat, Aug 22
Multiple Airlines Logo
8:45 pm - 10:25 am
SIN
-
PDX
28h 40m
1 stop
Multiple Airlines Logo
5:40 pm - 7:50 am
PDX
-
SIN
23h 10m
1 stop
$1,074Multiple Airlines
Fri, Aug 28 - Sat, Sep 12
Japan Airlines Logo
1:55 am - 9:35 pm
SIN
-
PDX
34h 40m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
PDX
-
SIN
33h 10m
2 stops
$1,076Japan Airlines
Wed, Apr 15 - Mon, Apr 20
Japan Airlines Logo
1:55 am - 9:35 pm
SIN
-
PDX
34h 40m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
PDX
-
SIN
33h 10m
2 stops
$1,077Japan Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
9:25 am - 11:54 pm
SIN
-
PDX
29h 29m
2 stops
Multiple Airlines Logo
5:40 pm - 7:50 am
PDX
-
SIN
23h 10m
1 stop
$1,087Multiple Airlines
Fri, Aug 28 - Sat, Sep 12

United Airlines flights from Singapore to Portland

Our best United Airlines deals on Singapore to Portland flight tickets
United Airlines
Apr 16
SIN9:00 amSingapore Changi
24h 07m
1 stop
PDX6:07 pmPortland
Apr 20
PDX12:50 pmPortland
26h 55m
2 stops
SIN6:45 amSingapore Changi
$1,314
United Airlines
Apr 16
SIN8:35 pmSingapore Changi
19h 09m
1 stop
PDX12:44 amPortland
Apr 20
PDX3:30 pmPortland
24h 15m
1 stop
SIN6:45 amSingapore Changi
$1,315
United Airlines
Apr 12
SIN8:35 pmSingapore Changi
32h 56m
1 stop
PDX2:31 pmPortland
Apr 19
PDX4:15 pmPortland
35h 20m
2 stops
SIN6:35 pmSingapore Changi
$1,354

Japan Airlines flights from Singapore to Portland

Our best Japan Airlines deals on Singapore to Portland flight tickets
Japan Airlines
Apr 15
SIN1:55 amSingapore Changi
34h 40m
2 stops
PDX9:35 pmPortland
Apr 20
PDX6:00 amPortland
33h 10m
2 stops
SIN6:10 amSingapore Changi
$1,076
Japan Airlines
Apr 15
SIN1:55 amSingapore Changi
34h 40m
2 stops
PDX9:35 pmPortland
Apr 20
PDX6:00 amPortland
33h 10m
2 stops
SIN6:10 amSingapore Changi
$1,077

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 2, 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

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 6/25

1:45 pm-11:30 pm

2 stops24h 45m

Portland

Mon 8/3

5:34 pm-12:35 pm

2 stops28h 01m

$914

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 4/15

1:45 pm-9:35 am

2 stops34h 50m

Portland

Wed 4/22

5:49 pm-12:35 pm

2 stops27h 46m

$920

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/28

1:45 pm-10:25 am

2 stops35h 40m

Portland

Sat 9/12

8:59 pm-12:35 pm

2 stops24h 36m

$950

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 4/16

1:45 pm-8:10 am

2 stops33h 25m

Portland

Thu 4/30

5:51 pm-12:35 pm

2 stops27h 44m

$954

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 4/15

8:45 pm-9:35 am

1 stop27h 50m

Portland

Wed 4/22

7:00 am-7:10 pm

1 stop21h 10m

$1,052

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/7

1:10 pm-4:50 pm

2 stops42h 40m

Portland

Sat 8/22

8:59 pm-11:55 am

2 stops23h 56m

$1,067

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/28

8:45 pm-10:25 am

1 stop28h 40m

Portland

Sat 9/12

5:40 pm-7:50 am

1 stop23h 10m

$1,074

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 4/15

1:55 am-9:35 pm

2 stops34h 40m

Portland

Mon 4/20

6:00 am-6:10 am

2 stops33h 10m

$1,076

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 4/15

1:55 am-9:35 pm

2 stops34h 40m

Portland

Mon 4/20

6:00 am-6:10 am

2 stops33h 10m

$1,077

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/28

9:25 am-11:54 pm

2 stops29h 29m

Portland

Sat 9/12

5:40 pm-7:50 am

1 stop23h 10m

$1,087

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

24h 45m

Direct flights

None
The fastest flight from Singapore to Portland takes 24h 45m
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 45m.

  • 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
Hood River
Tigard
Longview
McMinnville
The Dalles
Pacific City
Gresham
Newberg
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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