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Cheap flights from Portland to Singapore from S$ 633

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 23-1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SIN
25 Nov — 2 Dec1
1 adult

The best prices from Portland to Singapore Changi are usually found in October or November, booked 62 days in advance, depart on a Monday or Wednesday and return on a Monday

Find flights from Portland to Singapore within your budget

Customise your flight search to find flights from Portland to Singapore 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 210,955 searches. Data last updated 20 November 2024.

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Route

Depart

Return

Price

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Tue 28-1

19:05-07:55

1 stop20h 50m

Singapore Changi

Tue 4-2

10:00-22:09

1 stop28h 09m

S$ 1,078

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 4-12

15:25-07:55

1 stop24h 30m

Singapore Changi

Tue 10-12

10:00-18:35

2 stops24h 35m

S$ 1,127

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 15-1

20:22-19:05

1 stop30h 43m

Singapore Changi

Fri 24-1

09:15-12:52

1 stop19h 37m

S$ 1,415

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 15-1

13:52-08:45

2 stops26h 53m

Singapore Changi

Thu 23-1

03:15-16:24

2 stops29h 09m

S$ 1,541

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Thu 23-1

06:00-00:50

2 stops26h 50m

Singapore Changi

Wed 29-1

02:20-15:05

2 stops28h 45m

S$ 1,589

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 4-12

06:00-20:15

1 stop22h 15m

Singapore Changi

Tue 10-12

22:20-20:13

1 stop37h 53m

S$ 1,597

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 15-1

06:03-00:55

2 stops26h 52m

Singapore Changi

Fri 24-1

06:35-19:02

2 stops28h 27m

S$ 1,644

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Sun 9-2

06:00-00:25

2 stops26h 25m

Singapore Changi

Sat 15-2

01:25-14:05

2 stops28h 40m

S$ 1,645

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Fri 6-12

07:00-05:00

2 stops30h 00m

Singapore Changi

Sat 28-12

11:00-18:44

2 stops23h 44m

S$ 1,715

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Tue 10-12

06:00-05:25

2 stops31h 25m

Singapore Changi

Mon 16-12

00:25-16:26

2 stops32h 01m

S$ 2,221

Flights are sorted by cheapest return flights first.

Deals found on 20-11

Showing 1-10 of 20 results
1
2

Cheap flight deals from Portland to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Singapore (SIN). 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 20 November 2024.

Find flight deals from Portland to Singapore

Cheapest flights from Portland to Singapore
Explore the most affordable flight options available from Portland to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2024.

Wed 4-1209:54PDX - SIN
2 stops30h 01mAir Canada
Tue 10-1210:00SIN - PDX
2 stops30h 35mAir Canada
Deal found 19-11S$ 1,169
Wed 4-1206:00PDX - SIN
1 stop22h 15mUnited Airlines
Tue 10-1222:20SIN - PDX
1 stop37h 53mUnited Airlines
Deal found 19-11S$ 1,597
Fri 6-1207:00PDX - SIN
2 stops30h 00mDelta
Sat 28-1211:00SIN - PDX
2 stops23h 44mDelta
Deal found 20-11S$ 1,715
Tue 10-1210:10PDX - SIN
2 stops39h 25mANA
Tue 17-1206:35SIN - PDX
2 stops24h 45mANA
Deal found 20-11S$ 1,780
Wed 4-1210:10PDX - SIN
1 stop29h 45mMultiple Airlines
Mon 9-1202:20SIN - PDX
2 stops27h 50mMultiple Airlines
Deal found 19-11S$ 1,981
Wed 4-1206:00PDX - SIN
2 stops31h 40mCathay Pacific
Tue 10-1214:05SIN - PDX
3 stops40h 06mCathay Pacific
Deal found 19-11S$ 2,095
Tue 10-1206:00PDX - SIN
2 stops31h 25mChina Eastern
Mon 16-1200:25SIN - PDX
2 stops32h 01mChina Eastern
Deal found 20-11S$ 2,221
Tue 10-1213:25PDX - SIN
1 stop34h 50mKLM
Mon 16-1201:40SIN - PDX
1 stop25h 45mKLM
Deal found 20-11S$ 2,632
Fri 6-1207:00PDX - SIN
2 stops25h 10mKorean Air
Fri 3-101:30SIN - PDX
2 stops30h 58mKorean Air
Deal found 19-11S$ 2,929
Fri 6-1220:50PDX - SIN
1 stop30h 15mSingapore Airlines
Sat 28-1209:15SIN - PDX
1 stop30h 44mSingapore Airlines
Deal found 20-11S$ 3,577
Thu 5-1206:00PDX - SIN
2 stops43h 25mJapan Airlines
Sat 4-102:20SIN - PDX
2 stops28h 49mJapan Airlines
Deal found 19-11S$ 5,985
Wed 4-1209:54PDX - SIN
2 stops39h 41mTurkish Airlines
Tue 10-1223:25SIN - PDX
2 stops31h 55mTurkish Airlines
Deal found 19-11S$ 7,467

Best time to book a flight from Portland to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Portland 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.

Travel insights for flights from Portland to Singapore

Get recent, data-driven insights about flights from Portland to Singapore including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Portland to Singapore?

Use this chart to determine the optimal time to book a return flight from Portland to Singapore. Price data was last updated on 15 November 2024.

To ensure you get the cheapest price possible for a flight from Portland to Singapore, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated 20 November 2024.
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very Good
1,025 reviews
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very Good
833 reviews
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very Good
1,460 reviews
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Singapore Airlines
8.1
Very Good
1,336 reviews
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Delta
8.0
Very Good
8,759 reviews
Korean Air
8.5
Very Good
1,025 reviews
Check prices

Boarding

8.5

Overall

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

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

  • What are the cheapest airlines flying from Portland to Singapore round-trip?

    According to our current data, Air Canada (S$ 1,078), Singapore Airlines (S$ 1,415), and Qatar Airways (S$ 1,541) offers the cheapest pricing from Portland to Singapore. Air Canada is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland to Singapore one-way?

    One-way options have recently been found by users for as low as S$ 799 on Air Canada. Other airlines that offer cheap prices include Cathay Pacific from S$ 837 and United Airlines from S$ 839 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Singapore 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

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Alternative routes for Portland to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Singapore flights

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

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

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

Yes, we can. To see specific flights from Portland to Singapore with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Portland to Singapore on Cheapflights with our Price Alert feature and get notified when better prices are available.

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