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Cheap flights from Portland (PDX) to Singapore (SIN) from $611

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — SIN
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
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The best prices from Portland to Singapore Changi are usually found in February or October, booked 14 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

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 May 8, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$1,139

One-way from

$611
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 15% potential price drop
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From Portland to Singapore Changi
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One-way flight from Portland to Singapore Changi
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What is the cheapest day to fly round-trip from Portland to Singapore?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Singapore. Check prices with Cheapflights to find a great deal for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 15 days in advance, which can save you up to 12% on flights from Portland to Singapore compared to booking the week you need them. Waiting 15 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,110. For sooner than that we have options available in the next 3 days from $1,238.

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

Flights from Portland to Singapore lean towards being more expensive in December. Prices are generally better when you fly from Portland to Singapore in February, with the cheapest ticket starting at $1,109.

When is the cheapest time to fly from Portland to Singapore (PDX - SIN)?

It’s optimal to fly from Portland to Singapore at noon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the afternoon.

Cheap Japan Airlines flights from Portland to Singapore

Explore cheap flight options specifically provided by Japan Airlines for the route between Portland and Singapore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a peek at the cheapest Japan Airlines flights we've detected traveling from Portland to Singapore. It's recommended that users confirm their flight details before booking.
Sat 9/1410:30 amPDX - SIN
2 stops22h 50mJapan Airlines
Sat 9/288:05 amSIN - PDX
2 stops28h 44mJapan Airlines
Deal found 5/7$1,002
Mon 8/57:00 amPDX - SIN
2 stops32h 15mJapan Airlines
Mon 8/269:50 pmSIN - PDX
2 stops37h 09mJapan Airlines
Deal found 5/8$1,226
Tue 6/257:00 amPDX - SIN
2 stops32h 15mJapan Airlines
Mon 7/81:50 amSIN - PDX
2 stops34h 56mJapan Airlines
Deal found 5/7$1,306
Sat 7/2710:16 amPDX - SIN
2 stops23h 04mJapan Airlines
Sat 8/31:50 amSIN - PDX
2 stops34h 56mJapan Airlines
Deal found 5/8$1,628
Mon 8/58:30 amPDX - SIN
2 stops24h 50mJapan Airlines
Mon 8/121:50 amSIN - PDX
2 stops33h 09mJapan Airlines
Deal found 5/7$6,137

Cheap Air Canada flights from Portland to Singapore

Explore cheap flight options specifically provided by Air Canada for the route between Portland and Singapore. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
To aid your search, here are some of the cheapest Air Canada flights we've found from Portland to Singapore. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sun 10/206:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 10/249:10 amSIN - PDX
1 stop28h 02mAir Canada
Deal found 5/6$1,082
Sun 10/203:25 pmPDX - SIN
1 stop24h 45mAir Canada
Thu 10/249:10 amSIN - PDX
1 stop24h 07mAir Canada
Deal found 5/7$1,083
Sun 10/206:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 10/249:10 amSIN - PDX
2 stops30h 19mAir Canada
Deal found 5/6$1,092
Sun 10/203:25 pmPDX - SIN
1 stop24h 45mAir Canada
Thu 10/249:10 amSIN - PDX
2 stops24h 24mAir Canada
Deal found 5/7$1,143
Fri 5/246:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 5/309:10 amSIN - PDX
1 stop24h 05mAir Canada
Deal found 5/6$1,341
Tue 6/256:55 pmPDX - SIN
1 stop21h 15mAir Canada
Tue 7/99:10 amSIN - PDX
1 stop20h 37mAir Canada
Deal found 5/7$1,411
Fri 5/246:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 5/309:10 amSIN - PDX
2 stops40h 02mAir Canada
Deal found 5/6$1,432
Tue 6/256:55 pmPDX - SIN
1 stop21h 15mAir Canada
Tue 7/99:10 amSIN - PDX
2 stops26h 01mAir Canada
Deal found 5/7$1,443
Sat 5/256:55 pmPDX - SIN
2 stops38h 50mAir Canada
Sun 6/99:10 amSIN - PDX
1 stop20h 35mAir Canada
Deal found 5/7$1,618

Cheap Portland to Singapore flights in May & June 2024

Find cheap flight options from Portland to Singapore specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
These are some of the best deals we've found on flights to Singapore in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/257:00 amPDX - SIN
2 stops32h 15mJapan Airlines
Mon 7/81:50 amSIN - PDX
2 stops34h 56mJapan Airlines
Deal found 5/7$1,306
Fri 5/246:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 5/309:10 amSIN - PDX
1 stop24h 05mAir Canada
Deal found 5/6$1,341
Tue 6/256:55 pmPDX - SIN
1 stop21h 15mAir Canada
Tue 7/99:10 amSIN - PDX
1 stop20h 37mAir Canada
Deal found 5/7$1,411
Fri 5/246:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 5/309:10 amSIN - PDX
2 stops40h 02mAir Canada
Deal found 5/6$1,432
Tue 6/256:55 pmPDX - SIN
1 stop21h 15mAir Canada
Tue 7/99:10 amSIN - PDX
2 stops26h 01mAir Canada
Deal found 5/7$1,443
Fri 5/246:55 pmPDX - SIN
1 stop21h 15mMultiple Airlines
Wed 5/292:00 amSIN - PDX
3 stops37h 29mMultiple Airlines
Deal found 5/6$1,535
Sat 5/258:05 pmPDX - SIN
2 stops43h 35mUnited Airlines
Sun 6/99:00 pmSIN - PDX
1 stop28h 17mUnited Airlines
Deal found 5/7$1,537
Sat 5/258:05 pmPDX - SIN
2 stops43h 35mUnited Airlines
Sun 6/99:00 pmSIN - PDX
2 stops35h 25mUnited Airlines
Deal found 5/7$1,541
Sat 5/258:05 pmPDX - SIN
1 stop19h 10mUnited Airlines
Sun 6/98:45 amSIN - PDX
1 stop21h 06mUnited Airlines
Deal found 5/7$1,593

Portland to Singapore 2024 flight deals

Discover exclusive flight deals for travel between Portland and Singapore in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
These are some of the best deals we've found on flights to Singapore in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 9/1410:30 amPDX - SIN
2 stops22h 50mJapan Airlines
Sat 9/288:05 amSIN - PDX
2 stops28h 44mJapan Airlines
Deal found 5/7$1,002
Sun 10/66:35 amPDX - SIN
2 stops26h 45mMultiple Airlines
Sat 10/198:05 amSIN - PDX
2 stops24h 30mMultiple Airlines
Deal found 5/7$1,024
Sun 10/206:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 10/249:10 amSIN - PDX
1 stop28h 02mAir Canada
Deal found 5/6$1,082
Sun 10/203:25 pmPDX - SIN
1 stop24h 45mAir Canada
Thu 10/249:10 amSIN - PDX
1 stop24h 07mAir Canada
Deal found 5/7$1,083
Sun 10/206:55 pmPDX - SIN
1 stop21h 15mAir Canada
Thu 10/249:10 amSIN - PDX
2 stops30h 19mAir Canada
Deal found 5/6$1,092
Sun 12/17:27 pmPDX - SIN
2 stops41h 33mDelta
Wed 12/1110:30 pmSIN - PDX
2 stops32h 02mDelta
Deal found 5/8$1,096
Sun 10/63:25 pmPDX - SIN
1 stop24h 45mMultiple Airlines
Sat 10/199:10 amSIN - PDX
2 stops24h 24mMultiple Airlines
Deal found 5/7$1,101
Fri 11/226:00 pmPDX - SIN
1 stop22h 10mAir Canada
Sat 11/3010:00 amSIN - PDX
1 stop28h 46mAir Canada
Deal found 5/8$1,121
Sun 10/203:25 pmPDX - SIN
1 stop24h 45mAir Canada
Thu 10/249:10 amSIN - PDX
2 stops24h 24mAir Canada
Deal found 5/7$1,143

One-way flights to Singapore from Portland

Search for one-way flight options from Portland to Singapore. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Some of the best available deals we've found on one-way flights from Portland to Singapore. Users needing a return flight from Portland to Singapore should utilize the search form above.
Tue 10/156:36 amPDX - SIN
2 stops32h 39mJapan Airlines
Deal found 5/7$611
Tue 10/158:00 amPDX - SIN
1 stop19h 45mUnited Airlines
Deal found 5/8$627
Tue 5/2810:20 amPDX - SIN
2 stops23h 00mMultiple Airlines
Deal found 5/8$649
Mon 5/137:53 pmPDX - SIN
2 stops37h 27mMultiple Airlines
Deal found 5/8$687
Tue 5/213:54 pmPDX - SIN
3 stops51h 06mMultiple Airlines
Deal found 5/8$692
Tue 5/213:54 pmPDX - SIN
2 stops55h 26mMultiple Airlines
Deal found 5/8$704
Tue 5/217:45 amPDX - SIN
2 stops26h 00mUnited Airlines
Deal found 5/7$719
Tue 5/217:45 amPDX - SIN
2 stops26h 00mANA
Deal found 5/8$726
Tue 5/283:54 pmPDX - SIN
1 stop23h 21mUnited Airlines
Deal found 5/8$813

Find flights from Portland to Singapore within your budget

Customize 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 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,002 - $1,415

Route

Depart

Return

Price

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sat 9/14

2 stops22h 50m

Singapore Changi

Sat 9/28

2 stops28h 44m

$1,002

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sun 10/6

2 stops26h 45m

Singapore Changi

Sat 10/19

2 stops24h 30m

$1,024

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sun 10/20

1 stop21h 15m

Singapore Changi

Thu 10/24

1 stop28h 02m

$1,082

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sat 9/14

2 stops34h 16m

Singapore Changi

Fri 9/27

2 stops34h 27m

$1,179

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sun 10/6

2 stops39h 16m

Singapore Changi

Fri 10/18

2 stops26h 27m

$1,206

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sat 9/14

1 stop21h 10m

Singapore Changi

Sat 9/28

1 stop38h 22m

$1,237

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Mon 8/5

2 stops34h 15m

Singapore Changi

Mon 8/26

1 stop18h 34m

$1,261

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sun 10/20

2 stops42h 33m

Singapore Changi

Thu 10/24

2 stops20h 20m

$1,270

PortlandSingapore Changi

PDX - SIN

PDXSIN

Portland

Sun 10/20

2 stops36h 00m

Singapore Changi

Wed 10/23

2 stops29h 17m

$1,415

Flights are sorted by cheapest first

Deals found on 5/7

When is the best time to book a flight from Portland to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Singapore. Price data was last updated on May 3, 2024.
The price you pay for your flight from Portland to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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When is the cheapest time to fly from Portland to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Portland to Singapore. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Singapore flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Singapore by month

Plan your trip from Portland to Singapore by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Singapore is currently $692 while a round-trip flight costs $1,186. Price data was last updated on May 5, 2024.

Currently, April is the cheapest month in which you can book a flight from Portland to Singapore (average of $1,139). Flying from Portland to Singapore in June is currently the most expensive (average of $1,661). 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.

January

$1,176

February

$1,167

March

$1,149

April

$1,139

May

$1,290

June

$1,661

July

$1,555

August

$1,290

September

$1,247

October

$1,219

November

$1,256

December

$1,437

Temperature and rainfall in Singapore by month

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

SIN

Temperature

78.8 - 82.4 °F

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 May 8, 2024.
Read reviews from past customers who have flown Japan Airlines, Air Canada and Cathay Pacific from Portland to Singapore. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Korean Air
8.5
Very good
1,181 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

ANA
8.5
Very good
928 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Japan Airlines
8.3
Very good
1,478 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Singapore Airlines
8.3
Very good
1,458 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Delta
8.1
Very good
10,789 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Crew

8.8

Entertainment

8.2

Food

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

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.

  • Can I find flights from Portland to Singapore for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Portland to Singapore for under $1,100. The cheapest flight booked recently is on Japan Airlines for just $1,002, but on average you can expect to pay $1,194.

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

    Flying on Japan Airlines is currently your cheapest option to Singapore, with prices starting at $1,002. Additional round-trip tickets that might be worth considering are offered by Air Canada and Cathay Pacific, with the lowest prices starting at $1,082 and $1,179, respectively. Japan Airlines is currently priced 30% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Portland to Singapore are Japan Airlines ($611), United Airlines ($627), and ANA ($726).

  • What are the most popular airlines that fly from Portland to Singapore?

    Before booking your flight from Portland to Singapore check out the most popular airlines for this route: Air Canada, Japan Airlines or Korean Air.

  • What does PDX to SIN mean?

    PDX and SIN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PDX to SIN refers to a flight route from Portland Airport to Singapore Changi Airport.

  • Can I find deals for flights from Portland to Singapore that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Singapore flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Singapore with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Singapore flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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 vacation 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.

  • Can I find deals for flights from Portland to Singapore that allow pets onboard?

    Many airlines flying from Portland to Singapore offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Singapore?

    Yes, you can often find last-minute deals on Portland to Singapore flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Singapore flight deals updated?

    The Portland to Singapore flight deals you see on this page were last updated on 5/8.

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

Top 5 airlines flying from Portland to Singapore

Discover the top 5 airlines that operate flights from Portland to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,099Average$1,427FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Singapore AirlinesCheapest$1,108Average$1,502FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapest$1,145Average$1,181FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Japan AirlinesCheapest$1,153Average$1,702FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
United AirlinesCheapest$1,161Average$1,329FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Portland to Singapore by cabin class

Find flights from Portland to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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

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

Cheapflights helps you search for flights from Portland to Singapore via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Singapore from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to Singapore, users can toggle the no change fees filter when performing a flight search.

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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