How long is the flight from Singapore to Portland?

A quick flight from Singapore to Portland can take about 20h 36m. Air Canada provides one of the quickest options available for as low as S$ 1,127. The distance from Singapore to Portland is about 13073 km. Find deals

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm. Find deals

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C). Find deals

What is the cheapest month to fly from Singapore to Portland?

The best pricing can be found in the month of September. Prices to Portland from Singapore average S$ 1,589. You can even find prices in September for less than S$ 1,589, as users have found deals to Portland from as low as S$ 1,260. The month of April appears to be one of the more expensive times to travel to Portland from Singapore. Flying in the targeted month can save you up to 25%. Find deals

What is the cheapest time of day to fly from SG to PDX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Portland as you normally would.

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

If you book a flight to Portland from Singapore, you will be flying to Portland, which is the city’s only airport. Portland (PDX) is located 9.7 km from the centre of Portland.

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 holiday 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.

S$ 620+ Flights from Singapore to Portland

Cheap flight deals from Singapore to Portland

Round-trip from	S$ 1,047
One-way from	S$ 620
Popular in	April
Cheapest in	September
Average price	S$ 1,299

25-10-1-11
4 total stops
68h 45m total
Singapore to Portland

Search Deals

Air Canada
1-12
2 total stops
28h 15m total
Singapore to Portland

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (S$ 341 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 49 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find 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 12 September 2025.

Sat 25-1009:10SIN - PDX

1 stop28h 51mMultiple Airlines

Sat 1-1119:38PDX - SIN

2 stops44h 22mMultiple Airlines

Deal found 10-9S$ 1,047

Tue 16-922:50SIN - PDX

2 stops29h 34mMultiple Airlines

Tue 23-921:30PDX - SIN

2 stops33h 00mMultiple Airlines

Deal found 10-9S$ 1,052

Thu 9-1009:10SIN - PDX

1 stop20h 36mAir Canada

Thu 16-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 11-9S$ 1,127

Fri 26-913:45SIN - PDX

2 stops34h 41mMultiple Airlines

Tue 21-1007:00PDX - SIN

2 stops38h 35mMultiple Airlines

Deal found 11-9S$ 1,177

Wed 8-1006:15SIN - PDX

2 stops31h 46mAir Canada

Wed 15-1019:35PDX - SIN

2 stops44h 30mAir Canada

Deal found 10-9S$ 1,194

Wed 24-906:15SIN - PDX

2 stops23h 31mAir Canada

Sun 19-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 9-9S$ 1,207

Thu 25-913:45SIN - PDX

2 stops41h 45mMultiple Airlines

Mon 20-1017:45PDX - SIN

2 stops27h 50mMultiple Airlines

Deal found 10-9S$ 1,239

Thu 9-1015:10SIN - PDX

2 stops64h 44mEVA Air

Thu 16-1022:00PDX - SIN

2 stops23h 00mEVA Air

Deal found 11-9S$ 1,248

Wed 8-1013:10SIN - PDX

2 stops26h 08mMultiple Airlines

Wed 15-1017:55PDX - SIN

2 stops27h 05mMultiple Airlines

Deal found 10-9S$ 1,254

Best flights from Singapore to Portland
Discover carefully curated flight deals from Singapore to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2025.

Sat 25-1009:10SIN - PDX

1 stop28h 51mMultiple Airlines

Sat 1-1119:38PDX - SIN

2 stops44h 22mMultiple Airlines

Deal found 10-9S$ 1,047

Thu 9-1009:10SIN - PDX

1 stop20h 36mAir Canada

Thu 16-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 11-9S$ 1,127

Wed 8-1002:00SIN - PDX

2 stops43h 20mChina Airlines

Thu 16-1017:45PDX - SIN

2 stops27h 50mChina Airlines

Deal found 11-9S$ 1,254

Wed 8-1006:15SIN - PDX

2 stops31h 46mAir Canada

Wed 15-1019:35PDX - SIN

2 stops44h 30mAir Canada

Deal found 10-9S$ 1,194

Wed 8-1013:10SIN - PDX

2 stops26h 08mMultiple Airlines

Wed 15-1017:55PDX - SIN

2 stops27h 05mMultiple Airlines

Deal found 10-9S$ 1,254

Tue 7-1002:00SIN - PDX

2 stops46h 47mChina Airlines

Wed 15-1017:55PDX - SIN

2 stops27h 40mChina Airlines

Deal found 10-9S$ 1,271

Wed 24-906:15SIN - PDX

2 stops23h 31mAir Canada

Sun 19-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 9-9S$ 1,207

Thu 25-909:10SIN - PDX

1 stop28h 51mMultiple Airlines

Mon 20-1023:59PDX - SIN

2 stops40h 06mMultiple Airlines

Deal found 10-9S$ 1,307

Fri 26-906:15SIN - PDX

2 stops23h 31mAir Canada

Tue 21-1009:55PDX - SIN

1 stop30h 10mAir Canada

Deal found 11-9S$ 1,334

Thu 9-1009:00SIN - PDX

2 stops29h 01mMultiple Airlines

Thu 16-1009:55PDX - SIN

1 stop30h 10mMultiple Airlines

Deal found 11-9S$ 1,349

Last-minute flights from Singapore to Portland
Discover last-minute flight deals from Singapore to Portland. Data last updated 12 September 2025 and is based on user searches.

Tue 16-922:50SIN - PDX

2 stops29h 34mMultiple Airlines

Tue 23-921:30PDX - SIN

2 stops33h 00mMultiple Airlines

Deal found 10-9S$ 1,052

Wed 24-906:15SIN - PDX

2 stops23h 31mAir Canada

Sun 19-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 9-9S$ 1,207

Thu 25-913:45SIN - PDX

2 stops41h 45mMultiple Airlines

Mon 20-1017:45PDX - SIN

2 stops27h 50mMultiple Airlines

Deal found 10-9S$ 1,239

Fri 26-913:45SIN - PDX

2 stops34h 41mMultiple Airlines

Tue 21-1007:00PDX - SIN

2 stops38h 35mMultiple Airlines

Deal found 11-9S$ 1,177

Wed 8-1006:15SIN - PDX

2 stops31h 46mAir Canada

Wed 15-1019:35PDX - SIN

2 stops44h 30mAir Canada

Deal found 10-9S$ 1,194

Wed 8-1013:10SIN - PDX

2 stops26h 08mMultiple Airlines

Wed 15-1017:55PDX - SIN

2 stops27h 05mMultiple Airlines

Deal found 10-9S$ 1,254

Thu 9-1009:10SIN - PDX

1 stop20h 36mAir Canada

Thu 16-1019:40PDX - SIN

1 stop20h 25mAir Canada

Deal found 11-9S$ 1,127

Thu 9-1015:10SIN - PDX

2 stops64h 44mEVA Air

Thu 16-1022:00PDX - SIN

2 stops23h 00mEVA Air

Deal found 11-9S$ 1,248

Sat 25-1009:10SIN - PDX

1 stop28h 51mMultiple Airlines

Sat 1-1119:38PDX - SIN

2 stops44h 22mMultiple Airlines

Deal found 10-9S$ 1,047

One-way flights from Singapore to Portland
Search for one-way flight options from Singapore to Portland. Find affordable one-way fares based on user searches. Data last updated 12 September 2025.

Mon 1-1221:00SIN - PDX

2 stops28h 15mAir Canada

Deal found 10-9S$ 620

Fri 19-903:15SIN - PDX

2 stops30h 55mMultiple Airlines

Deal found 11-9S$ 634

Mon 6-1006:15SIN - PDX

2 stops27h 31mAir Canada

Deal found 10-9S$ 635

Sun 5-1009:10SIN - PDX

1 stop20h 36mAir Canada

Deal found 10-9S$ 643

Sat 20-909:10SIN - PDX

1 stop28h 51mAir Canada

Deal found 11-9S$ 644

Sun 21-906:15SIN - PDX

2 stops27h 31mAir Canada

Deal found 11-9S$ 661

Sun 26-1017:40SIN - PDX

3 stops40h 09mMultiple Airlines

Deal found 11-9S$ 690

Sun 21-923:25SIN - PDX

3 stops38h 15mMultiple Airlines

Deal found 11-9S$ 708

Mon 6-1023:00SIN - PDX

3 stops54h 48mMultiple Airlines

Deal found 10-9S$ 712

Fly from

Fly to

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 25-10

09:10-23:01

1 stop28h 51m

Portland

Sat 1-11

19:38-07:00

2 stops44h 22m

S$ 1,047

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 9-10

09:10-14:46

1 stop20h 36m

Portland

Thu 16-10

19:40-07:05

1 stop20h 25m

S$ 1,127

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 8-10

06:15-23:01

2 stops31h 46m

Portland

Wed 15-10

19:35-07:05

2 stops44h 30m

S$ 1,194

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 24-9

06:15-14:46

2 stops23h 31m

Portland

Sun 19-10

19:40-07:05

1 stop20h 25m

S$ 1,207

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 8-10

02:00-06:20

2 stops43h 20m

Portland

Thu 16-10

17:45-12:35

2 stops27h 50m

S$ 1,254

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Wed 8-10

13:10-00:18

2 stops26h 08m

Portland

Wed 15-10

17:55-12:00

2 stops27h 05m

S$ 1,254

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Tue 7-10

02:00-09:47

2 stops46h 47m

Portland

Wed 15-10

17:55-12:35

2 stops27h 40m

S$ 1,271

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 25-9

09:10-23:01

1 stop28h 51m

Portland

Mon 20-10

23:59-07:05

2 stops40h 06m

S$ 1,307

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 26-9

06:15-14:46

2 stops23h 31m

Portland

Tue 21-10

09:55-07:05

1 stop30h 10m

S$ 1,334

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 9-10

09:00-23:01

2 stops29h 01m

Portland

Thu 16-10

09:55-07:05

1 stop30h 10m

S$ 1,349

Flights are sorted by cheapest return flights first.

Deals found on 10-9

Showing 1-10 of 21 results

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 return 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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Portland

Read through reviews of airlines operating flights from Singapore to Portland, such as Singapore Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines

8.1

Very Good

1,365 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Air Canada

7.1

Good

10,000 reviews

Singapore Airlines

8.1

Very Good

1,365 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

NRT - LAX

Related info for your journey

What airport do you fly into for flights to Portland from Singapore?
If you book a flight to Portland from Singapore, you will be flying to Portland, which is the city’s only airport. Portland (PDX) is located 9.7 km from the centre of Portland.
How long is the flight from Singapore to Portland?
A quick flight from Singapore to Portland can take about 20h 36m. Air Canada provides one of the quickest options available for as low as S$ 1,127. The distance from Singapore to Portland is about 13073 km.
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 holiday 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Singapore to Portland

Singapore to Portland flights

Singapore to Boise flights

Top 2 airlines flying from Singapore to Portland

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestS$ 1,201	AverageS$ 1,394	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Singapore Airlines	CheapestS$ 1,250	AverageS$ 1,845	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Portland?

When you search for this flight from Singapore to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Portland?

Cheapflights simply makes it quick and affordable to book flights from Singapore to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Singapore to Portland with no change fees?

Need flexible booking options for your flight to Portland from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to Portland become cheaper?

Of course! You can now track prices for flights from Singapore to Portland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Singapore to Portland from S$ 620

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 1-12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Portland

Keep the following information in mind while searching for Singapore to Portland flight deals. Data was last updated 12 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Singapore to Portland

Cheapest flights from Singapore to PortlandExplore 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 12 September 2025.

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 12 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Portland that are best for you.

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.

Cheapflights Insights

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

Reviews of airlines servicing Portland

Read through reviews of airlines operating flights from Singapore to Portland, such as Singapore Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from Singapore to Portland?

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

How can I find direct flights from Singapore to Portland?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Portland

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

Top 2 airlines flying from Singapore to Portland

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Portland?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Portland?

Can Cheapflights find flights from Singapore to Portland with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Portland become cheaper?

100% Free

Book with Flexibility

Travel Smart

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 12 September 2025.