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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Best Singapore Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Singapore
Singapore1 stopS$ 1,080

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

FAQs - booking Singapore flights

  • 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

Top tips for finding cheap flights to Singapore

  • Morning departure is around 5% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Book cheap flights from Portland to Singapore

Recent return flight deals

11-2Tue
1 stopAir Canada
20h 50mPDX-SIN
25-2Tue
1 stopAir Canada
20h 44mSIN-PDX
S$ 1,080
11-2Tue
1 stopAir Canada
20h 50mPDX-SIN
2-3Sun
1 stopAir Canada
20h 44mSIN-PDX
S$ 1,109
1-4Tue
1 stopSingapore Airlines
21h 10mPDX-SIN
15-4Tue
1 stopSingapore Airlines
39h 35mSIN-PDX
S$ 1,364
11-2Tue
1 stopSingapore Airlines
30h 43mPDX-SIN
26-2Wed
1 stopSingapore Airlines
19h 46mSIN-PDX
S$ 1,457
15-2Sat
1 stop
38h 00mPDX-SIN
25-2Tue
1 stop
19h 46mSIN-PDX
S$ 1,465
10-2Mon
1 stop
36h 25mPDX-SIN
26-2Wed
1 stop
19h 46mSIN-PDX
S$ 1,466
14-3Fri
2 stopsQatar Airways
32h 05mPDX-SIN
23-3Sun
2 stopsQatar Airways
35h 05mSIN-PDX
S$ 1,545
1-4Tue
2 stopsCathay Pacific
27h 20mPDX-SIN
15-4Tue
2 stopsCathay Pacific
39h 23mSIN-PDX
S$ 1,568
10-5Sat
2 stopsQatar Airways
34h 45mPDX-SIN
24-5Sat
2 stopsQatar Airways
45h 00mSIN-PDX
S$ 1,594
9-2Sun
2 stopsCathay Pacific
26h 25mPDX-SIN
15-2Sat
2 stopsCathay Pacific
28h 40mSIN-PDX
S$ 1,649

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Recent one-way flight deals

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

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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