How does KAYAK find such low prices on flights from Oregon 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 Oregon to Singapore. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Oregon is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Oregon 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 Oregon with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon 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 Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

S$ 590 CHEAP FLIGHTS from Oregon to Singapore

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

...and more

Travellers love KAYAK

41 299 237 searches in the past 7 days on KAYAK

Save 25% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest return fare

S$ 1,036

Overall average: S$ 1,154

Air Canada

Thu 19-3Mon 20-4

PDX - SIN • 1 stop

Cheapest one-way flight

S$ 590

Typical prices: S$ 670-S$ 750

Multiple Airlines

Wed 7-1

PDX - SIN • 3 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Singapore!

Flight Deals

Cheap Flights from Oregon to Singapore

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Oregon to Singapore that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Oregon to Singapore

Thu, 19 Mar - Mon, 20 Apr

19:05 - 07:00

PDX

SIN

20h 55m1 stop

22:50 - 14:40

SIN

PDX

30h 50m2 stops

S$ 1,036Air Canada

Mon, 11 May - Thu, 28 May

19:45 - 11:15

PDX

SIN

24h 30m2 stops

07:00 - 19:05

SIN

PDX

27h 05m1 stop

S$ 1,041Air Canada

Thu, 19 Mar - Mon, 20 Apr

19:05 - 07:00

PDX

SIN

20h 55m1 stop

23:55 - 14:40

SIN

PDX

29h 45m2 stops

S$ 1,043Air Canada

Thu, 29 Jan - Thu, 5 Feb

15:15 - 07:00

PDX

SIN

23h 45m1 stop

08:50 - 09:15

SIN

PDX

16h 25m1 stop

S$ 1,061Air Canada

Sun, 8 Mar - Sat, 21 Mar

07:05 - 19:05

PDX

SIN

21h 00m1 stop

09:00 - 12:21

SIN

PDX

18h 21m1 stop

S$ 1,104Singapore Airlines

Fri, 20 Mar - Sat, 28 Mar

09:00 - 18:55

BOI

SIN

43h 55m3 stops

08:20 - 21:37

SIN

BOI

51h 17m2 stops

S$ 1,276Multiple Airlines

Sat, 31 Jan - Sat, 7 Feb

10:00 - 00:50

BOI

SIN

23h 50m2 stops

08:15 - 15:10

SIN

BOI

21h 55m2 stops

S$ 1,338Japan Airlines

Mon, 2 Feb - Sun, 8 Feb

08:10 - 19:05

BOI

SIN

43h 55m1 stop

00:40 - 13:35

SIN

BOI

27h 55m2 stops

S$ 1,344Multiple Airlines

Thu, 9 Apr - Mon, 13 Apr

06:20 - 18:35

BOI

SIN

22h 15m1 stop

20:40 - 11:11

SIN

BOI

28h 31m1 stop

S$ 1,373United Airlines

Sat, 31 Jan - Sat, 7 Feb

17:16 - 20:15

BOI

SIN

35h 59m2 stops

10:10 - 19:45

SIN

BOI

24h 35m2 stops

S$ 1,378United Airlines

Useful Info

Low season	May
High season	September
Cheapest flight	S$ 590

Best time to beat the crowds (12% less expensive on average)

Most popular time to fly and prices are also 25% lower on average.

Flight from Portland to Singapore

How does KAYAK find such low prices on flights from Oregon 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 Oregon to Singapore.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to Singapore?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Oregon 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 Oregon 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 Oregon with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon 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 Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Direct departures

Oregon to Singapore Changi

Monday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Tuesday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Wednesday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Thursday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Friday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Saturday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Sunday

ANA, Aegean Airlines, Air Canada, +102 more

ANA, Aegean Airlines, +103 more

101

102

See more direct flights

Direct returns

Singapore Changi to Oregon

Monday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Tuesday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Wednesday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Thursday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Friday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Saturday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Sunday

ANA, Aegean Airlines, Air Canada, +102 more

ANA, Aegean Airlines, +103 more

101

102

See more direct flights

Everything you need to know for your flight to Singapore

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Singapore

Singapore (SIN)

S$ 590 Find Cheap Flights from Oregon to Singapore

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

Everything you should know

Cheap Flights from Oregon to Singapore

Recent return flight deals from Oregon to Singapore

Recent one-way flight deals from Oregon to Singapore

Recent last minute flight deals from Oregon to Singapore

Good to know

FAQs for booking flights from Oregon to Singapore

How does KAYAK find such low prices on flights from Oregon 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 Oregon to Singapore.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Oregon 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 Oregon 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 Oregon with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon 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 Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly direct from Oregon to Singapore Changi?

Everything you need to know for your flight to Singapore

Information on the airport you'll fly into in Singapore

Cabin class types available on flights to Oregon

Complete your trip to Singapore with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Singapore

Choose which airport to fly into in Singapore

Find deals for your return flight