What is the cheapest airline that flies from Oregon to Singapore?

United Airlines is the most popular carrier operating from Oregon to Singapore

How long is the flight from Oregon to Singapore?

Flight times from Oregon to Singapore vary, but if you’re flying out of Portland and flying into Singapore (one of the most popular routes), then the duration is 19h 50m on average. Another popular route from Oregon to Singapore is flying from Eugene to Singapore, which will take roughly 32h 21m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Singapore?

Air Canada, Singapore Airlines and United Airlines are the top three most popular airlines that fly to Singapore from Oregon according to our data. Air Canada is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 3 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Oregon to Singapore?

Prices for flights from Oregon to Singapore refresh daily.

How many operators does momondo search for flights from Oregon to Singapore?

There are 3 operators available for flights from Oregon to Singapore as of September 2026.

How old do you have to be to fly from Oregon to Singapore?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Singapore.

What documentation or ID do you need to fly to Singapore?

The travel and health documents you'll need for your trip to Singapore may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$432 Cheap Flights from Oregon to Singapore in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Singapore

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 pm - 7:00 amPDX Portland-SIN Singapore Changi

23h 40m1 stop Vancouver Intl

8:40 am - 8:46 pmSIN Singapore Changi-PDX Portland

28h 06m1 stop Vancouver Intl

$910Air Canada

Tue, Nov 3 - Tue, Nov 17

7:10 pm - 7:00 amPDX Portland-SIN Singapore Changi

19h 50m1 stop Vancouver Intl

8:40 am - 2:41 pmSIN Singapore Changi-PDX Portland

22h 01m1 stop Vancouver Intl

$910Air Canada

Thu, Nov 5 - Thu, Nov 12

3:15 pm - 7:00 amPDX Portland-SIN Singapore Changi

23h 45m1 stop Vancouver Intl

8:40 am - 2:41 pmSIN Singapore Changi-PDX Portland

22h 01m1 stop Vancouver Intl

$910Air Canada

Thu, Nov 5 - Thu, Nov 12

7:00 am - 9:55 pmPDX Portland-SIN Singapore Changi

46h 55m2 stops Vancouver Intl Incheon Intl

11:10 pm - 9:26 amSIN Singapore Changi-PDX Portland

50h 16m2 stops Incheon Intl Vancouver Intl

$934Multiple Airlines

Mon, Feb 1 - Mon, Feb 15

7:00 am - 9:55 pmPDX Portland-SIN Singapore Changi

46h 55m2 stops Vancouver Intl Incheon Intl

8:30 am - 9:26 amSIN Singapore Changi-PDX Portland

40h 56m2 stops Incheon Intl Vancouver Intl

$934Multiple Airlines

Mon, Feb 1 - Mon, Feb 15

7:15 pm - 9:55 pmPDX Portland-SIN Singapore Changi

58h 40m2 stops Vancouver Intl Incheon Intl

11:10 pm - 6:31 pmSIN Singapore Changi-PDX Portland

35h 21m2 stops Incheon Intl Vancouver Intl

$934Multiple Airlines

Sun, Nov 1 - Sun, Nov 15

7:10 am - 8:15 pmPDX Portland-SIN Singapore Changi

21h 05m1 stop San Francisco

10:10 am - 2:34 pmSIN Singapore Changi-PDX Portland

20h 24m1 stop San Francisco

$1,146United Airlines

Fri, Nov 6 - Wed, Nov 11

1:39 pm - 7:00 amPDX Portland-SIN Singapore Changi

26h 21m1 stop San Francisco

10:20 pm - 9:02 amSIN Singapore Changi-PDX Portland

25h 42m1 stop San Francisco

$1,146United Airlines

Sun, Mar 21 - Sat, Mar 27

7:00 am - 7:00 amPDX Portland-SIN Singapore Changi

32h 00m1 stop Vancouver Intl

8:40 am - 6:31 pmSIN Singapore Changi-PDX Portland

25h 51m1 stop Vancouver Intl

$1,962Singapore Airlines

Sun, Dec 20 - Fri, Jan 1

7:10 pm - 12:55 pmPDX Portland-SIN Singapore Changi

25h 45m2 stops Vancouver Intl Hong Kong Intl

9:20 am - 2:41 pmSIN Singapore Changi-PDX Portland

21h 21m2 stops Shanghai Pu Dong Vancouver Intl

$4,447Singapore Airlines

Sun, Jan 17 - Wed, Feb 17

Cheap last minute flights

Enter your travel dates to find the best prices.

10:30 am - 8:50 amPDX Portland-SIN Singapore Changi

31h 20m2 stops Seattle/Tacoma Intl Doha Hamad Intl

3:15 am - 11:02 pmSIN Singapore Changi-PDX Portland

34h 47m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,076Qatar Airways

Mon, Sep 28 - Tue, Oct 13

5:55 pm - 11:45 amPDX Portland-SIN Singapore Changi

26h 50m2 stops Los Angeles Hong Kong Intl

12:45 pm - 9:29 amSIN Singapore Changi-PDX Portland

35h 44m2 stops Hong Kong Intl San Francisco

$1,100Multiple Airlines

Mon, Sep 28 - Wed, Oct 14

6:50 pm - 12:25 pmPDX Portland-SIN Singapore Changi

26h 35m2 stops San Francisco Hong Kong Intl

7:20 am - 4:44 pmSIN Singapore Changi-PDX Portland

24h 24m2 stops Hong Kong Intl San Francisco

$1,100Multiple Airlines

Mon, Sep 28 - Wed, Oct 14

9:20 am - 8:50 amPDX Portland-SIN Singapore Changi

32h 30m2 stops Seattle/Tacoma Intl Doha Hamad Intl

7:40 pm - 9:56 pmSIN Singapore Changi-PDX Portland

41h 16m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,104Qatar Airways

Mon, Sep 28 - Mon, Oct 12

7:00 am - 6:35 pmPDX Portland-SIN Singapore Changi

20h 35m1 stop San Francisco

8:45 am - 9:00 pmSIN Singapore Changi-PDX Portland

27h 15m1 stop San Francisco

$1,301United Airlines

Thu, Oct 1 - Sat, Oct 10

5:30 am - 6:35 pmPDX Portland-SIN Singapore Changi

22h 05m1 stop San Francisco

8:35 pm - 5:46 pmSIN Singapore Changi-PDX Portland

36h 11m2 stops San Francisco Denver Intl

$1,306United Airlines

Thu, Oct 1 - Sat, Oct 10

7:45 pm - 5:15 amPDX Portland-SIN Singapore Changi

18h 30m1 stop Vancouver Intl

7:00 am - 9:31 amSIN Singapore Changi-PDX Portland

17h 31m1 stop Vancouver Intl

$1,341Air Canada

Thu, Oct 1 - Sat, Oct 10

7:45 pm - 5:15 amPDX Portland-SIN Singapore Changi

18h 30m1 stop Vancouver Intl

7:00 am - 9:00 pmSIN Singapore Changi-PDX Portland

29h 00m2 stops Vancouver Intl San Francisco

$1,361Air Canada

Thu, Oct 1 - Sat, Oct 10

5:30 am - 6:35 pmPDX Portland-SIN Singapore Changi

22h 05m1 stop San Francisco

8:35 pm - 5:46 pmSIN Singapore Changi-PDX Portland

36h 11m2 stops San Francisco Denver Intl

$1,383United Airlines

Thu, Oct 1 - Sat, Oct 10

7:45 pm - 5:15 amPDX Portland-SIN Singapore Changi

18h 30m1 stop Vancouver Intl

7:00 am - 9:31 amSIN Singapore Changi-PDX Portland

17h 31m1 stop Vancouver Intl

$1,383Air Canada

Thu, Oct 1 - Sat, Oct 10

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from Oregon to Singapore

Our best Air Canada deals on Oregon to Singapore flight tickets

Air Canada

Nov 3

PDX3:20 pmPortland

23h 40m

1 stop

SIN7:00 amSingapore Changi

Nov 17

SIN8:40 amSingapore Changi

28h 06m

1 stop

PDX8:46 pmPortland

$910

Air Canada

Nov 4

PDX7:10 pmPortland

19h 50m

1 stop

SIN7:00 amSingapore Changi

Nov 12

SIN8:40 amSingapore Changi

16h 46m

1 stop

PDX9:26 amPortland

$920

Air Canada

Nov 3

PDX7:10 amPortland

31h 50m

2 stops

SIN7:00 amSingapore Changi

Nov 17

SIN8:40 amSingapore Changi

25h 51m

1 stop

PDX6:31 pmPortland

$924

United Airlines flights from Oregon to Singapore

Our best United Airlines deals on Oregon to Singapore flight tickets

United Airlines

Oct 1

PDX7:00 amPortland

20h 35m

1 stop

SIN6:35 pmSingapore Changi

Oct 10

SIN8:45 amSingapore Changi

27h 15m

1 stop

PDX9:00 pmPortland

$1,301

United Airlines

Oct 1

PDX5:30 amPortland

22h 05m

1 stop

SIN6:35 pmSingapore Changi

Oct 10

SIN8:35 pmSingapore Changi

36h 11m

2 stops

PDX5:46 pmPortland

$1,306

United Airlines

Oct 4

PDX9:00 amPortland

30h 15m

1 stop

SIN6:15 amSingapore Changi

Oct 25

SIN10:20 pmSingapore Changi

26h 58m

1 stop

PDX10:18 amPortland

$1,378

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Tue 11/3

3:20 pm-7:00 am

1 stop23h 40m

Singapore Changi

Tue 11/17

8:40 am-8:46 pm

1 stop28h 06m

$910

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Thu 11/5

7:10 pm-7:00 am

1 stop19h 50m

Singapore Changi

Thu 11/12

8:40 am-2:41 pm

1 stop22h 01m

$910

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Thu 11/5

3:15 pm-7:00 am

1 stop23h 45m

Singapore Changi

Thu 11/12

8:40 am-2:41 pm

1 stop22h 01m

$910

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Mon 2/1

7:00 am-9:55 pm

2 stops46h 55m

Singapore Changi

Mon 2/15

11:10 pm-9:26 am

2 stops50h 16m

$934

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Mon 2/1

7:00 am-9:55 pm

2 stops46h 55m

Singapore Changi

Mon 2/15

8:30 am-9:26 am

2 stops40h 56m

$934

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 11/1

7:15 pm-9:55 pm

2 stops58h 40m

Singapore Changi

Sun 11/15

11:10 pm-6:31 pm

2 stops35h 21m

$934

Quickest round-trip

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Fri 11/6

7:10 am-8:15 pm

1 stop21h 05m

Singapore Changi

Wed 11/11

10:10 am-2:34 pm

1 stop20h 24m

$1,146

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 3/21

1:39 pm-7:00 am

1 stop26h 21m

Singapore Changi

Sat 3/27

10:20 pm-9:02 am

1 stop25h 42m

$1,146

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 12/20

7:00 am-7:00 am

1 stop32h 00m

Singapore Changi

Fri 1/1

8:40 am-6:31 pm

1 stop25h 51m

$1,962

PortlandSingapore

PDX Portland - SIN Singapore Changi

PDXSIN

Portland

Sun 1/17

7:10 pm-12:55 pm

2 stops25h 45m

Singapore Changi

Wed 2/17

9:20 am-2:41 pm

2 stops21h 21m

$4,447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Singapore?

The month of April is, on average, the cheapest month to fly to Singapore from Oregon, with most prices found around $996. If you aren’t able to travel to Singapore during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,024.

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

You are more likely to see cheaper flights to Singapore from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,123 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Oregon for as low as $901 on momondo.

Can stopping save me money on Oregon to Singapore flights?

You could potentially save up to 6% on your flight if you consider stops on a Oregon to Singapore flight.

Cheap Oregon to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Singapore

Best Price Found	$432
Fastest flight time	19h 50m
Direct flights	None

The best one-way flight to Singapore from Oregon in the past 72 hours is $432. The best round-trip flight deal from Oregon to Singapore found on momondo in the last 72 hours is $910.

The fastest flight from Oregon to Singapore takes 19h 50m

There are no direct flights from Oregon to Singapore. There are no popular flight routes from Oregon to Singapore.

Search flight deals

Frequently asked questions about flying from Oregon to Singapore

When did momondo last update prices for flights from Oregon to Singapore?
Prices for flights from Oregon to Singapore refresh daily.
How many operators does momondo search for flights from Oregon to Singapore?
There are 3 operators available for flights from Oregon to Singapore as of September 2026.
How old do you have to be to fly from Oregon to Singapore?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Singapore.
What documentation or ID do you need to fly to Singapore?
The travel and health documents you'll need for your trip to Singapore may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Singapore

Compare and see reviews for airlines that fly from Oregon to Singapore with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $789	Free Cancellation	Rating 8.2 1,614 reviews	Search Singapore Airlines flights
Air Canada	PriceFrom $796	Free Cancellation	Rating 7.1 11,684 reviews	Search Air Canada flights
United Airlines	PriceFrom $1,024	Free Cancellation	Rating 7.4 10,243 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Singapore?

Finding the right flight to Singapore from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

Can I find flights from Oregon to Singapore with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Singapore from Oregon with this policy.

How can momondo help me find flights from Oregon to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Singapore.

I’m not ready to book a flight from Oregon to Singapore right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Singapore from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 10/26

Mon 11/2

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Singapore

Popular cities

Other flights from Oregon

Other flights to Singapore

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Singapore

Flights to Singaporefrom $593

Cheap flights from Oregon to Singapore from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Singapore departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Oregon to Singapore

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air Canada flights from Oregon to Singapore

Our best Air Canada deals on Oregon to Singapore flight tickets

United Airlines flights from Oregon to Singapore

Our best United Airlines deals on Oregon to Singapore flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Oregon to Singapore that are best for you.

See travel insights to Singapore from

How to get the cheapest flight ticket from Oregon to Singapore

What is the cheapest month to fly to Singapore?

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

Can stopping save me money on Oregon to Singapore flights?

What is the cheapest airline that flies from Oregon to Singapore?

What airlines fly to Singapore?

How long is the flight from Oregon to Singapore?

Cheap Oregon to Singapore flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Singapore

Best airlines flying from Oregon to Singapore

Compare and see reviews for airlines that fly from Oregon to Singapore with momondo

Why use momondo?

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Popular cities in Singapore

Popular flights according to clicks in the last 7 days on momondo

Oregon flight routes

According to popular flight searches on momondo this year

Singapore flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.

Complete your trip to Singapore

Explore popular destinations other users love

According to popular flight searches on momondo this year