Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Singapore to Portland from $589

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 11/29. 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
7:00 am - 7:11 pm
SIN
-
PDX
27h 11m
1 stop
Air Canada Logo
10:10 am - 12:45 am
PDX
-
SIN
23h 35m
2 stops
$930Air Canada
Tue, Aug 18 - Tue, Aug 25
Air Canada Logo
7:00 am - 9:31 am
SIN
-
PDX
17h 31m
1 stop
Air Canada Logo
10:10 am - 5:15 am
PDX
-
SIN
28h 05m
1 stop
$963Air Canada
Sun, Aug 16 - Sun, Aug 23
Air Canada Logo
7:00 am - 9:31 am
SIN
-
PDX
17h 31m
1 stop
Air Canada Logo
7:00 am - 5:15 am
PDX
-
SIN
31h 15m
2 stops
$964Air Canada
Sun, Aug 16 - Sun, Aug 23
Delta Logo
7:30 am - 8:36 am
SIN
-
PDX
40h 06m
2 stops
Delta Logo
5:30 am - 5:00 am
PDX
-
SIN
32h 30m
2 stops
$995Delta
Fri, Aug 21 - Fri, Aug 28
Air Canada Logo
7:00 am - 9:31 am
SIN
-
PDX
17h 31m
1 stop
Air Canada Logo
10:10 am - 5:15 am
PDX
-
SIN
28h 05m
1 stop
$1,021Air Canada
Sun, Aug 16 - Sun, Aug 23
Air Canada Logo
7:00 am - 9:31 am
SIN
-
PDX
17h 31m
1 stop
Air Canada Logo
7:00 am - 5:15 am
PDX
-
SIN
31h 15m
2 stops
$1,022Air Canada
Sun, Aug 16 - Sun, Aug 23
Air Canada Logo
7:00 am - 7:06 pm
SIN
-
PDX
27h 06m
1 stop
Air Canada Logo
7:45 pm - 2:30 pm
PDX
-
SIN
27h 45m
2 stops
$1,026Air Canada
Sun, Oct 11 - Wed, Oct 14
Japan Airlines Logo
9:50 pm - 11:59 pm
SIN
-
PDX
41h 09m
2 stops
Japan Airlines Logo
7:03 am - 6:10 am
PDX
-
SIN
32h 07m
2 stops
$1,064Japan Airlines
Sun, Aug 16 - Sun, Aug 23
Japan Airlines Logo
9:50 pm - 4:50 pm
SIN
-
PDX
34h 00m
2 stops
Japan Airlines Logo
7:03 am - 6:10 am
PDX
-
SIN
32h 07m
2 stops
$1,080Japan Airlines
Tue, Aug 18 - Tue, Aug 25
STARLUX Airlines Logo
2:00 pm - 9:59 pm
SIN
-
PDX
22h 59m
2 stops
STARLUX Airlines Logo
5:45 pm - 12:40 pm
PDX
-
SIN
27h 55m
2 stops
$1,132STARLUX Airlines
Sun, Oct 11 - Wed, Oct 14

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Air Canada flights from Singapore to Portland

Our best Air Canada deals on Singapore to Portland flight tickets
Air Canada
Aug 18
SIN7:00 amSingapore Changi
27h 11m
1 stop
PDX7:11 pmPortland
Aug 25
PDX10:10 amPortland
23h 35m
2 stops
SIN12:45 amSingapore Changi
$930
Air Canada
Aug 16
SIN7:00 amSingapore Changi
17h 31m
1 stop
PDX9:31 amPortland
Aug 23
PDX10:10 amPortland
28h 05m
1 stop
SIN5:15 amSingapore Changi
$963
Air Canada
Aug 16
SIN7:00 amSingapore Changi
17h 31m
1 stop
PDX9:31 amPortland
Aug 23
PDX7:00 amPortland
31h 15m
2 stops
SIN5:15 amSingapore Changi
$964

Japan Airlines flights from Singapore to Portland

Our best Japan Airlines deals on Singapore to Portland flight tickets
Japan Airlines
Aug 16
SIN9:50 pmSingapore Changi
41h 09m
2 stops
PDX11:59 pmPortland
Aug 23
PDX7:03 amPortland
32h 07m
2 stops
SIN6:10 amSingapore Changi
$1,064
Japan Airlines
Aug 18
SIN9:50 pmSingapore Changi
34h 00m
2 stops
PDX4:50 pmPortland
Aug 25
PDX7:03 amPortland
32h 07m
2 stops
SIN6:10 amSingapore Changi
$1,080

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 July 9, 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

Tue 8/18

7:00 am-7:11 pm

1 stop27h 11m

Portland

Tue 8/25

10:10 am-12:45 am

2 stops23h 35m

$930
Quickest round-trip

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/16

7:00 am-9:31 am

1 stop17h 31m

Portland

Sun 8/23

10:10 am-5:15 am

1 stop28h 05m

$963

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/16

7:00 am-9:31 am

1 stop17h 31m

Portland

Sun 8/23

7:00 am-5:15 am

2 stops31h 15m

$964

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 8/21

7:30 am-8:36 am

2 stops40h 06m

Portland

Fri 8/28

5:30 am-5:00 am

2 stops32h 30m

$995

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/16

7:00 am-9:31 am

1 stop17h 31m

Portland

Sun 8/23

10:10 am-5:15 am

1 stop28h 05m

$1,021

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/16

7:00 am-9:31 am

1 stop17h 31m

Portland

Sun 8/23

7:00 am-5:15 am

2 stops31h 15m

$1,022

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 10/11

7:00 am-7:06 pm

1 stop27h 06m

Portland

Wed 10/14

7:45 pm-2:30 pm

2 stops27h 45m

$1,026

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/16

9:50 pm-11:59 pm

2 stops41h 09m

Portland

Sun 8/23

7:03 am-6:10 am

2 stops32h 07m

$1,064

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 8/18

9:50 pm-4:50 pm

2 stops34h 00m

Portland

Tue 8/25

7:03 am-6:10 am

2 stops32h 07m

$1,080

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 10/11

2:00 pm-9:59 pm

2 stops22h 59m

Portland

Wed 10/14

5:45 pm-12:40 pm

2 stops27h 55m

$1,132

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 29% 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

22h 59m

Direct flights

None
The fastest flight from Singapore to Portland takes 22h 59m
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 22h 59m.

  • 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
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Depoe Bay
Tigard
Hood River
Longview
Newberg
Clackamas
Troutdale
McMinnville
Gresham
The Dalles

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.

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 8/8
Sat 8/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States