Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Singapore to Portland from $565

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 11/5. 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.
Korean Air Logo
10:00 pm - 2:41 pmSIN  Singapore Changi-PDX Portland
31h 41m2 stops Incheon Intl Seattle/Tacoma Intl
Korean Air Logo
6:08 am - 5:00 amPDX  Portland-SIN Singapore Changi
31h 52m2 stops Los Angeles Incheon Intl
$895Korean Air
Tue, Sep 8 - Tue, Sep 29
Air Canada Logo
7:00 am - 7:11 pmSIN  Singapore Changi-PDX Portland
27h 11m1 stop Vancouver Intl
Air Canada Logo
7:45 pm - 5:15 amPDX  Portland-SIN Singapore Changi
18h 30m1 stop Vancouver Intl
$921Air Canada
Thu, Sep 10 - Tue, Sep 15
Air Canada Logo
8:40 am - 2:41 pmSIN  Singapore Changi-PDX Portland
22h 01m1 stop Vancouver Intl
Air Canada Logo
7:10 pm - 7:00 amPDX  Portland-SIN Singapore Changi
19h 50m1 stop Vancouver Intl
$924Air Canada
Thu, Feb 11 - Fri, Feb 26
Air Canada Logo
10:50 pm - 7:11 pmSIN  Singapore Changi-PDX Portland
35h 21m2 stops Incheon Intl Vancouver Intl
Air Canada Logo
7:45 pm - 5:15 amPDX  Portland-SIN Singapore Changi
18h 30m1 stop Vancouver Intl
$927Air Canada
Thu, Sep 10 - Tue, Sep 15
Air Canada Logo
9:00 pm - 9:26 amSIN  Singapore Changi-PDX Portland
28h 26m2 stops Bangkok Suvarnabhumi Vancouver Intl
Air Canada Logo
3:15 pm - 7:00 amPDX  Portland-SIN Singapore Changi
23h 45m1 stop Vancouver Intl
$948Air Canada
Thu, Feb 11 - Fri, Feb 26
Multiple Airlines Logo
8:30 am - 2:41 pmSIN  Singapore Changi-PDX Portland
22h 11m2 stops Incheon Intl Vancouver Intl
Multiple Airlines Logo
3:15 pm - 11:55 amPDX  Portland-SIN Singapore Changi
28h 40m2 stops Vancouver Intl Hong Kong Intl
$962Multiple Airlines
Thu, Feb 11 - Fri, Feb 26
Air Canada Logo
7:00 am - 2:46 pmSIN  Singapore Changi-PDX Portland
22h 46m1 stop Vancouver Intl
Air Canada Logo
7:00 am - 5:15 amPDX  Portland-SIN Singapore Changi
31h 15m2 stops San Francisco Vancouver Intl
$973Air Canada
Thu, Sep 10 - Tue, Sep 29
Air Canada Logo
8:40 am - 9:02 pmSIN  Singapore Changi-PDX Portland
28h 22m2 stops Vancouver Intl San Francisco
Air Canada Logo
7:10 am - 7:00 amPDX  Portland-SIN Singapore Changi
31h 50m2 stops San Francisco Vancouver Intl
$978Air Canada
Fri, Nov 6 - Tue, Nov 10
Air Canada Logo
11:10 pm - 2:41 pmSIN  Singapore Changi-PDX Portland
30h 31m2 stops Incheon Intl Vancouver Intl
Air Canada Logo
7:00 am - 7:00 amPDX  Portland-SIN Singapore Changi
32h 00m1 stop Vancouver Intl
$979Air Canada
Wed, Oct 28 - Sun, Nov 1
Air Canada Logo
11:10 pm - 2:41 pmSIN  Singapore Changi-PDX Portland
30h 31m2 stops Incheon Intl Vancouver Intl
Air Canada Logo
7:10 am - 7:00 amPDX  Portland-SIN Singapore Changi
31h 50m2 stops San Francisco Vancouver Intl
$980Air Canada
Wed, Oct 28 - Sun, Nov 1

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

Korean Air flights from Singapore to Portland

Our best Korean Air deals on Singapore to Portland flight tickets
Korean Air
Sep 8
SIN10:00 pmSingapore Changi
31h 41m
2 stops
PDX2:41 pmPortland
Sep 29
PDX6:08 amPortland
31h 52m
2 stops
SIN5:00 amSingapore Changi
$895
Korean Air
Sep 7
SIN10:00 pmSingapore Changi
31h 41m
2 stops
PDX2:41 pmPortland
Sep 28
PDX9:51 amPortland
28h 09m
2 stops
SIN5:00 amSingapore Changi
$997

Delta flights from Singapore to Portland

Our best Delta deals on Singapore to Portland flight tickets
Delta
Sep 7
SIN1:25 amSingapore Changi
33h 37m
2 stops
PDX8:02 pmPortland
Sep 28
PDX7:00 amPortland
25h 55m
2 stops
SIN11:55 pmSingapore Changi
$991
Delta
Sep 11
SIN7:30 amSingapore Changi
40h 13m
2 stops
PDX8:43 amPortland
Sep 18
PDX5:30 amPortland
27h 25m
2 stops
SIN11:55 pmSingapore Changi
$1,100
Delta
Sep 7
SIN10:00 pmSingapore Changi
31h 41m
2 stops
PDX2:41 pmPortland
Sep 30
PDX5:30 amPortland
27h 25m
2 stops
SIN11:55 pmSingapore Changi
$1,101

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 August 15, 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 Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Tue 9/8

10:00 pm-2:41 pm

2 stops31h 41m

Portland

Tue 9/29

6:08 am-5:00 am

2 stops31h 52m

$895

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 9/10

7:00 am-7:11 pm

1 stop27h 11m

Portland

Tue 9/15

7:45 pm-5:15 am

1 stop18h 30m

$921
Quickest round-trip

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 2/11

8:40 am-2:41 pm

1 stop22h 01m

Portland

Fri 2/26

7:10 pm-7:00 am

1 stop19h 50m

$924

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 9/10

10:50 pm-7:11 pm

2 stops35h 21m

Portland

Tue 9/15

7:45 pm-5:15 am

1 stop18h 30m

$927

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 2/11

9:00 pm-9:26 am

2 stops28h 26m

Portland

Fri 2/26

3:15 pm-7:00 am

1 stop23h 45m

$948

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 2/11

8:30 am-2:41 pm

2 stops22h 11m

Portland

Fri 2/26

3:15 pm-11:55 am

2 stops28h 40m

$962

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 9/10

7:00 am-2:46 pm

1 stop22h 46m

Portland

Tue 9/29

7:00 am-5:15 am

2 stops31h 15m

$973

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Fri 11/6

8:40 am-9:02 pm

2 stops28h 22m

Portland

Tue 11/10

7:10 am-7:00 am

2 stops31h 50m

$978

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Wed 10/28

11:10 pm-2:41 pm

2 stops30h 31m

Portland

Sun 11/1

7:00 am-7:00 am

1 stop32h 00m

$979

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Wed 10/28

11:10 pm-2:41 pm

2 stops30h 31m

Portland

Sun 11/1

7:10 am-7:00 am

2 stops31h 50m

$980

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 28% 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 01m

Direct flights

None
The fastest flight from Singapore to Portland takes 22h 01m
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 01m.

  • 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
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

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
Mon 9/14
Mon 9/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States