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 round-trip 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>

$444 CHEAP FLIGHTS from Oregon to Singapore

SIN

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

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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

Bundle and saveSave money when you bundle your flight + hotel.

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

Cheapest round-trip

$771

Multiple Airlines

Tue 4/21Tue 4/28

BOI - SIN • 1 stop

Cheapest one-way

$444

Typical prices: $463-$600

Multiple Airlines

Sat 3/28

PDX - SIN • 3 stops

Start a new search

KAYAK searches 100s 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

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Oregon to Singapore

Tue, Apr 21 - Tue, Apr 28

7:40 am - 7:10 pm

BOI

SIN

21h 30m

1 stop

9:00 am - 11:02 pm

SIN

BOI

28h 02m

1 stop

$771Multiple Airlines

Tue, Apr 14 - Tue, Apr 21

7:14 am - 12:45 am

PDX

SIN

26h 31m

2 stops

7:20 am - 4:30 pm

SIN

PDX

24h 10m

2 stops

$837Cathay Pacific

Tue, Apr 14 - Tue, Apr 21

2:37 pm - 7:50 am

PDX

SIN

26h 13m

1 stop

9:15 am - 4:30 pm

SIN

PDX

22h 15m

1 stop

$843Singapore Airlines

Tue, Apr 14 - Wed, May 6

5:49 pm - 7:50 am

PDX

SIN

23h 01m

1 stop

9:15 am - 1:47 pm

SIN

PDX

19h 32m

1 stop

$886Singapore Airlines

Mon, Mar 2 - Tue, Mar 17

9:30 pm - 5:40 am

PDX

SIN

40h 10m

2 stops

6:00 pm - 9:50 am

SIN

PDX

30h 50m

2 stops

$894Cathay Pacific

Wed, Mar 11 - Tue, Mar 17

3:52 pm - 1:00 pm

PDX

SIN

30h 08m

2 stops

12:05 am - 11:04 pm

SIN

PDX

37h 59m

2 stops

$904Multiple Airlines

Tue, Apr 21 - Tue, Apr 28

8:07 am - 12:55 am

BOI

SIN

26h 48m

2 stops

9:00 am - 3:33 pm

SIN

BOI

20h 33m

1 stop

$914Multiple Airlines

Tue, Apr 21 - Tue, Apr 28

8:28 pm - 12:40 pm

BOI

SIN

26h 12m

2 stops

2:00 pm - 11:59 pm

SIN

BOI

23h 59m

2 stops

$932STARLUX Airlines

Sun, Mar 1 - Sun, Mar 15

10:53 am - 8:00 am

BOI

SIN

30h 07m

1 stop

10:10 am - 4:49 pm

SIN

BOI

20h 39m

1 stop

$1,064United Airlines

Sun, Mar 1 - Sun, Mar 15

6:55 pm - 8:00 am

BOI

SIN

22h 05m

1 stop

10:20 pm - 1:32 pm

SIN

BOI

29h 12m

2 stops

$1,069United Airlines

Useful Info

Low season	August
High season	December
Cheapest flight	$444

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 46% increase in price.

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 round-trip 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.

Everything you need to know for your flight to Singapore

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Singapore

Singapore (SIN)

SIN

$444 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 round-trip 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 round-trip 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.

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 rental

Find direct flights for Singapore

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