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$494+ Cheap flights from Singapore to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
janv. 17 — janv. 241
sam. 1/17
sam. 1/24
1 adult, Economy
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Cheap flight deals from Singapore to Portland

Best flights from Singapore to Portland
Discover carefully curated flight deals from Singapore to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated décembre 18, 2025.

This Air Canada deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/128:50 amSIN - PDX
1 stop16h 25mAir Canada
lun. 2/169:50 amPDX - SIN
2 stops33h 25mAir Canada
Deal found 12/15$933
This Trip.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 1/301:15 pmSIN - PDX
2 stops36h 08mMultiple Airlines
ven. 2/64:51 pmPDX - SIN
2 stops29h 39mMultiple Airlines
Deal found 12/16$947
This Korean Air deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/111:35 amSIN - PDX
2 stops27h 07mKorean Air
lun. 2/167:10 amPDX - SIN
2 stops25h 00mKorean Air
Deal found 12/15$957
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/1210:20 pmSIN - PDX
1 stop18h 14mUnited Airlines
lun. 2/167:30 amPDX - SIN
1 stop20h 45mUnited Airlines
Deal found 12/15$1,289
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 1/3010:00 amSIN - PDX
1 stop18h 33mUnited Airlines
ven. 2/67:51 pmPDX - SIN
1 stop32h 24mUnited Airlines
Deal found 12/16$1,367

Find flight deals from Singapore to Portland

Keep the following information in mind while searching for Singapore to Portland flight deals. Data was last updated décembre 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$933
(Air Canada)

One-way from

$494
(Kiwi.com)

Popular in

April

Cheapest in

December

Average price

$177
Provider with most accurate pricing for Singapore Changi-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Singapore Changi-Portland flights.
Search Deals
From Singapore to Portland
Search Deals
One-way flight from Singapore to Portland
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($404 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated décembre 18, 2025.
Use the filters below to find and compare flights from Singapore to Portland that are best for you.

Fly from

Singapore

Fly to

Portland

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

jeu. 2/12

8:50 am-9:15 am

1 stop16h 25m

Portland

lun. 2/16

9:50 am-11:15 am

2 stops33h 25m

$933

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

ven. 1/30

1:15 pm-9:23 am

2 stops36h 08m

Portland

ven. 2/6

4:51 pm-2:30 pm

2 stops29h 39m

$947

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

mer. 2/11

1:35 am-12:42 pm

2 stops27h 07m

Portland

lun. 2/16

7:10 am-12:10 am

2 stops25h 00m

$957

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

jeu. 2/12

10:20 pm-12:34 am

1 stop18h 14m

Portland

lun. 2/16

7:30 am-8:15 pm

1 stop20h 45m

$1,289

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

ven. 1/30

10:00 am-12:33 pm

1 stop18h 33m

Portland

ven. 2/6

7:51 pm-8:15 pm

1 stop32h 24m

$1,367

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

dim. 2/1

12:40 am-8:27 pm

2 stops35h 47m

$494

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

ven. 1/30

9:15 am-8:48 pm

1 stop27h 33m

$534

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

mar. 2/3

8:55 am-9:35 am

2 stops40h 40m

$562

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

mer. 2/11

1:15 pm-8:49 am

2 stops35h 34m

$616

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

mar. 2/3

8:50 am-9:15 am

1 stop16h 25m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 13 results
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Best time to book a flight from Singapore to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Singapore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Portland

What is the cheapest month to book a flight from Singapore to Portland?

Currently, December is the cheapest month in which you can book a flight from Singapore to Portland (average of $177). Flying from Singapore to Portland in April is currently the most expensive (average of $1,883). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Singapore?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly into when you book flights from Singapore to Portland.

  • How long is the flight from Singapore to Portland?

    There are many flights that can get you from Singapore to Portland in 16h 25m. Fly via Air Canada or Korean Air to get the fastest option. The distance between Singapore and Portland is about 8123 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Singapore to Portland that include hotel bookings?

    Yes. In addition to deals on Singapore to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Portland.

  • Can I find deals for business class flights from Singapore to Portland?

    Yes. Cheapflights offers flight deals from Singapore to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Portland?

    Currently, December is the cheapest month in which you can book a flight from Singapore to Portland (average of $177). Flying from Singapore to Portland in April is currently the most expensive (average of $1,883). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
McMinnville
Hillsboro
Troutdale
Cannon Beach
Long Beach
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Gresham

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