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$538+ Cheap flights from Singapore (SIN) 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Find cheap flights from Singapore to Portland with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Singapore to Portland

Cheapest flights from Singapore to Portland
Explore the most affordable flight options available from Singapore to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2026.

This China Airlines deal was found by Cheapflights users on 2/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:45 pm
SIN
-
PDX
2 stops34h 39m
Multiple Airlines
Thu 8/275:40 pm
PDX
-
SIN
2 stops27h 55m
Multiple Airlines
Deal found 2/10$954
This Expedia deal was found by Cheapflights users on 2/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/262:00 pm
SIN
-
PDX
2 stops23h 39m
Multiple Airlines
Sun 8/25:36 pm
PDX
-
SIN
2 stops24h 29m
Multiple Airlines
Deal found 2/6$983
This Expedia deal was found by Cheapflights users on 2/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:00 pm
SIN
-
PDX
2 stops23h 39m
Multiple Airlines
Tue 8/255:35 pm
PDX
-
SIN
2 stops24h 30m
Multiple Airlines
Deal found 2/8$986
This STARLUX Airlines deal was found by Cheapflights users on 2/6. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/162:00 pm
SIN
-
PDX
2 stops22h 38m
STARLUX Airlines
Mon 4/205:45 pm
PDX
-
SIN
2 stops27h 55m
STARLUX Airlines
Deal found 2/6$1,050
This Japan Airlines deal was found by Cheapflights users on 2/9. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:55 am
SIN
-
PDX
2 stops29h 35m
Japan Airlines
Mon 4/206:00 am
PDX
-
SIN
2 stops33h 10m
Japan Airlines
Deal found 2/9$1,074
This Gotogate deal was found by Cheapflights users on 2/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:00 am
SIN
-
PDX
1 stop17h 31m
Air Canada
Mon 8/247:45 pm
PDX
-
SIN
2 stops27h 45m
Air Canada
Deal found 2/7$1,194
This Air Canada deal was found by Cheapflights users on 2/8. 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.
Thu 4/167:00 am
SIN
-
PDX
1 stop17h 10m
Air Canada
Mon 4/207:05 pm
PDX
-
SIN
2 stops25h 10m
Air Canada
Deal found 2/8$1,240

Find flight deals from Singapore to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$983
(Expedia)

One-way from

$538
(China Airlines)

Popular in

April

Cheapest in

December
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 Changi to Portland
Search Deals
One-way flight from Singapore Changi to Portland
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($449 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
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 February 10, 2026.
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

Sun 8/9

1:45 pm-9:24 am

2 stops34h 39m

Portland

Mon 8/24

7:40 pm-12:35 pm

2 stops25h 55m

$983

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 6/26

2:00 pm-10:39 pm

2 stops23h 39m

Portland

Sun 8/2

5:36 pm-9:05 am

2 stops24h 29m

$983

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 4/16

2:00 pm-9:38 pm

2 stops22h 38m

Portland

Mon 4/20

5:45 pm-12:40 pm

2 stops27h 55m

$1,050

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 4/15

1:55 am-4:30 pm

2 stops29h 35m

Portland

Mon 4/20

6:00 am-6:10 am

2 stops33h 10m

$1,074

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 8/9

7:00 am-9:31 am

1 stop17h 31m

Portland

Mon 8/24

7:45 pm-2:30 pm

2 stops27h 45m

$1,194

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 4/16

7:00 am-9:10 am

1 stop17h 10m

Portland

Mon 4/20

7:05 pm-11:15 am

2 stops25h 10m

$1,240

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 3/26

8:15 pm-11:58 pm

2 stops42h 43m

Portland

Thu 4/2

9:15 pm-7:05 pm

2 stops30h 50m

$1,245

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sun 5/3

1:45 pm-8:01 am

2 stops33h 16m

$538

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 3/7

7:30 pm-10:52 am

3 stops55h 22m

$544

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 2/27

2:25 pm-10:56 am

2 stops36h 31m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 12 results
1
2

Compare providers for flights from Singapore to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Singapore to Portland in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Singapore-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Singapore-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Singapore-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Singapore-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Singapore-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

  • How long is the flight from Singapore to Portland?

    There are many flights that can get you from Singapore to Portland in 22h 38m. Fly via STARLUX Airlines or Japan Airlines 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.

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
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

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Alternative routes for Singapore to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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