PDX - SIN

S$ 537 Find cheap flights from Portland to Singapore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portland to Singapore departing on 25-2. 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.
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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Singapore, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Portland to Singapore, as well as popular online travel agencies
In the last 7 days, travellers have searched 47,107,125 times on KAYAK, and here's why:

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Cheap flight deals from Portland to Singapore (PDX-SIN)

 
These are the cheapest deals for flights from Portland to Singapore currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Portland to Singapore

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Portland to Singapore.

Recent one-way flight deals from Portland to Singapore

Only flying one-way? Below are some of the best one-way flight deals from Portland to Singapore found on KAYAK recently.

Recent last-minute flight deals from Portland to Singapore

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Portland to Singapore.

Recent direct flight deals from Portland to Singapore

The latest deals for direct flights from Portland to Singapore so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Portland to Singapore

Find recent round-trip train or bus tickets from Portland to Singapore.

All round-trip flight deals to Singapore

The cheapest plane tickets to Singapore found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
19:05 - 07:55PDX-SIN
20h 50m1 stop
10:00 - 14:44SIN-PDX
20h 44m1 stop
S$ 1,080Air Canada
Find Deal
Tue, 11 Feb - Tue, 25 Feb
19:05 - 07:55PDX-SIN
20h 50m1 stop
10:00 - 14:44SIN-PDX
20h 44m1 stop
S$ 1,109Air Canada
Find Deal
Tue, 11 Feb - Sun, 2 Mar
07:00 - 19:10PDX-SIN
21h 10m1 stop
09:15 - 09:50SIN-PDX
39h 35m1 stop
S$ 1,364Singapore Airlines
Find Deal
Tue, 1 Apr - Tue, 15 Apr
20:22 - 19:05PDX-SIN
30h 43m1 stop
09:15 - 13:01SIN-PDX
19h 46m1 stop
S$ 1,457Singapore Airlines
Find Deal
Tue, 11 Feb - Wed, 26 Feb
11:40 - 17:40PDX-SIN
38h 00m1 stop
09:15 - 13:01SIN-PDX
19h 46m1 stop
S$ 1,465
Find Deal
Sat, 15 Feb - Tue, 25 Feb
14:40 - 19:05PDX-SIN
36h 25m1 stop
09:15 - 13:01SIN-PDX
19h 46m1 stop
S$ 1,466
Find Deal
Mon, 10 Feb - Wed, 26 Feb
09:40 - 08:45PDX-SIN
32h 05m2 stops
20:25 - 16:30SIN-PDX
35h 05m2 stops
S$ 1,545Qatar Airways
Find Deal
Fri, 14 Mar - Sun, 23 Mar
17:35 - 11:55PDX-SIN
27h 20m2 stops
20:10 - 20:33SIN-PDX
39h 23m2 stops
S$ 1,568Cathay Pacific
Find Deal
Tue, 1 Apr - Tue, 15 Apr
07:15 - 09:00PDX-SIN
34h 45m2 stops
10:30 - 16:30SIN-PDX
45h 00m2 stops
S$ 1,594Qatar Airways
Find Deal
Sat, 10 May - Sat, 24 May
06:00 - 00:25PDX-SIN
26h 25m2 stops
01:25 - 14:05SIN-PDX
28h 40m2 stops
S$ 1,649Cathay Pacific
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Sun, 9 Feb - Sat, 15 Feb
17:59 - 23:10PDX-SIN
37h 11m2 stops
S$ 537
Find Deal
Tue, 25 Feb
17:59 - 23:10PDX-SIN
37h 11m2 stops
S$ 551
Find Deal
Sat, 22 Feb
19:05 - 07:55PDX-SIN
20h 50m1 stop
S$ 732Air Canada
Find Deal
Tue, 25 Feb
15:25 - 07:55PDX-SIN
24h 30m1 stop
S$ 801Air Canada
Find Deal
Fri, 31 Jan
08:00 - 00:50PDX-SIN
24h 50m2 stops
S$ 830Japan Airlines
Find Deal
Wed, 26 Feb
08:55 - 08:00PDX-SIN
31h 05m2 stops
S$ 841United Airlines
Find Deal
Fri, 31 Jan
19:16 - 16:20PDX-SIN
29h 04m3 stops
S$ 869Cathay Pacific
Find Deal
Mon, 24 Feb
19:16 - 16:20PDX-SIN
29h 04m3 stops
S$ 959Cathay Pacific
Find Deal
Thu, 27 Feb
11:27 - 08:00PDX-SIN
28h 33m1 stop
S$ 1,958United Airlines
Find Deal
Mon, 23 Dec
06:00 - 06:40PDX-SIN
56h 40m2 stops
S$ 4,616Japan Airlines
Find Deal
Sun, 12 Jan
00:59 - 05:15PDX-SIN
36h 16m2 stops
01:30 - 14:40SIN-PDX
29h 10m2 stops
S$ 21,745Delta
Find Deal
Tue, 26 Nov - Sat, 7 Dec

Flights from Portland to Singapore - Travel Insights & Trends

Get data-powered insights and trends into flights from Portland to Singapore to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Portland to Singapore?

The average price of all flights from Portland to Singapore clicked on KAYAK for each day over the last 12 months.
If your flying dates are flexible, you should consider flying to Singapore on a Monday, as we generally find the cheapest rates on that day for this route. On the other hand, Saturday is the most expensive day to fly from Portland to Singapore. For your return ticket, we recommend flying on a Monday and avoiding Fridays for the best deals.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Portland to Singapore, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Portland to Singapore is October, where tickets cost S$ 1,422 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is S$ 2,094 and S$ 2,059 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Portland to Singapore, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Portland to Singapore, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 62 days before departure.

Good to know

Low season

August

High season

December

Cheapest flight

S$ 537
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly (13% more expensive on average)
Flight from Portland to Singapore

When to book flights from Portland to Singapore

Are your dates flexible? Find out the best times to travel from Portland to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Portland to Singapore

  • What is the cheapest flight from Portland to Singapore?

    In the last 3 days, the lowest price for a flight from Portland to Singapore was S$ 400 for a one-way ticket and S$ 805 for a return.

  • Which aircraft models fly most regularly from Portland to Singapore?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Portland to Singapore?

    Star Alliance, oneworld, and SkyTeam are the airline alliances operating flights between Portland and Singapore, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Portland to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Portland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portland to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Singapore with an airline and back to Portland with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Portland to Singapore

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Portland to Singapore found on KAYAK in the last 72 hours.
25-2Tue
2 stops
37h 11mPDX-SIN
S$ 537
22-2Sat
2 stops
37h 11mPDX-SIN
S$ 551
25-2Tue
1 stopAir Canada
20h 50mPDX-SIN
S$ 732
31-1Fri
1 stopAir Canada
24h 30mPDX-SIN
S$ 801
26-2Wed
2 stopsJapan Airlines
24h 50mPDX-SIN
S$ 830
31-1Fri
2 stopsUnited Airlines
31h 05mPDX-SIN
S$ 841
24-2Mon
3 stopsCathay Pacific
29h 04mPDX-SIN
S$ 869
27-2Thu
3 stopsCathay Pacific
29h 04mPDX-SIN
S$ 959
23-12Mon
1 stopUnited Airlines
28h 33mPDX-SIN
S$ 1,958
12-1Sun
2 stopsJapan Airlines
56h 40mPDX-SIN
S$ 4,616

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Last minute flights from Portland to Singapore

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Portland to Singapore that are departing in the next 10 days.
26-11Tue
multi-stopDelta
36h 16mPDX-SIN
7-12Sat
multi-stopDelta
29h 10mSIN-PDX
S$ 21,745

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

Information on your arrival and departure airports

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