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

Air Canada and Lufthansa are the most popular carriers operating from Singapore Changi to Oregon

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

Prices for flights from Singapore Changi Airport to Oregon were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore Changi Airport to Oregon.

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

The travel and health documents required for your trip to Oregon can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oregon. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$564 Cheap Flights from Singapore to Oregon in 2026

Find the cheapest flights from Singapore to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 7:11 pmSIN Singapore Changi-PDX Portland

27h 11m1 stop Vancouver Intl

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

18h 30m1 stop Vancouver Intl

$921Air Canada

Thu, Sep 10 - Tue, Sep 15

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

22h 01m1 stop Vancouver Intl

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

23h 45m1 stop Vancouver Intl

$923Air Canada

Sat, Feb 6 - Sun, Feb 21

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

22h 01m1 stop Vancouver Intl

7:10 pm - 11:15 amPDX Portland-SIN Singapore Changi

24h 05m2 stops Vancouver Intl Bangkok Suvarnabhumi

$926Air Canada

Fri, Feb 5 - Sat, Feb 20

10:50 pm - 7:11 pmSIN Singapore Changi-PDX Portland

35h 21m2 stops Incheon Intl Vancouver Intl

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

18h 30m1 stop Vancouver Intl

$927Air Canada

Thu, Sep 10 - Tue, Sep 15

8:30 am - 2:41 pmSIN Singapore Changi-PDX Portland

22h 11m2 stops Incheon Intl Vancouver Intl

3:15 pm - 11:15 amPDX Portland-SIN Singapore Changi

28h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi

$944Air Canada

Sat, Feb 6 - Sun, Feb 21

8:40 am - 9:26 amSIN Singapore Changi-PDX Portland

16h 46m1 stop Vancouver Intl

3:15 pm - 11:15 amPDX Portland-SIN Singapore Changi

28h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi

$946Air Canada

Sat, Feb 6 - Sun, Feb 21

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

17h 31m1 stop Vancouver Intl

10:10 am - 5:15 amPDX Portland-SIN Singapore Changi

28h 05m1 stop Vancouver Intl

$970Air Canada

Sun, Sep 20 - Fri, Sep 25

8:40 am - 9:26 amSIN Singapore Changi-PDX Portland

16h 46m1 stop Vancouver Intl

5:35 am - 7:00 amPDX Portland-SIN Singapore Changi

33h 25m2 stops San Francisco Vancouver Intl

$971Air Canada

Fri, Nov 6 - Tue, Nov 10

8:50 pm - 9:31 amSIN Singapore Changi-PDX Portland

27h 41m2 stops Bangkok Suvarnabhumi Vancouver Intl

3:30 pm - 5:15 amPDX Portland-SIN Singapore Changi

22h 45m1 stop Vancouver Intl

$972Air Canada

Sun, Sep 20 - Fri, Sep 25

8:40 am - 9:26 amSIN Singapore Changi-PDX Portland

16h 46m1 stop Vancouver Intl

5:35 am - 7:00 amPDX Portland-SIN Singapore Changi

33h 25m2 stops San Francisco Vancouver Intl

$973Air Canada

Fri, Nov 6 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

1:55 am - 11:59 pmSIN Singapore Changi-PDX Portland

37h 04m2 stops Tokyo Haneda Los Angeles Los Angeles

6:35 am - 6:10 amPDX Portland-SIN Singapore Changi

32h 35m2 stops Los Angeles Los Angeles Tokyo Haneda

$1,116Japan Airlines

Thu, Aug 13 - Tue, Sep 8

8:05 am - 4:36 pmSIN Singapore Changi-PDX Portland

23h 31m2 stops Tokyo Narita San Diego

6:35 am - 6:10 amPDX Portland-SIN Singapore Changi

32h 35m2 stops Los Angeles Los Angeles Tokyo Haneda

$1,141Japan Airlines

Fri, Aug 14 - Tue, Sep 8

1:55 am - 11:59 pmSIN Singapore Changi-PDX Portland

37h 04m2 stops Tokyo Haneda Los Angeles Los Angeles

6:35 am - 6:10 amPDX Portland-SIN Singapore Changi

32h 35m2 stops Los Angeles Los Angeles Tokyo Haneda

$1,151Japan Airlines

Thu, Aug 13 - Tue, Sep 8

8:10 am - 2:51 pmSIN Singapore Changi-PDX Portland

21h 41m2 stops Incheon Intl Vancouver Intl

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

18h 30m1 stop Vancouver Intl

$1,289Multiple Airlines

Fri, Aug 14 - Tue, Sep 8

8:45 am - 8:59 pmSIN Singapore Changi-PDX Portland

27h 14m1 stop San Francisco

6:57 pm - 6:15 amPDX Portland-SIN Singapore Changi

20h 18m1 stop San Francisco

$1,535United Airlines

Fri, Aug 14 - Tue, Sep 8

8:45 am - 9:05 pmSIN Singapore Changi-PDX Portland

27h 20m2 stops San Francisco Denver Intl

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

20h 35m1 stop San Francisco

$1,540United Airlines

Fri, Aug 14 - Tue, Sep 8

8:35 pm - 10:11 amSIN Singapore Changi-PDX Portland

28h 36m1 stop San Francisco

1:03 pm - 6:15 amPDX Portland-SIN Singapore Changi

26h 12m1 stop San Francisco

$1,609United Airlines

Fri, Aug 14 - Tue, Sep 8

8:45 am - 10:45 pmSIN Singapore Changi-PDX Portland

29h 00m1 stop San Francisco

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

22h 05m1 stop San Francisco

$1,610United Airlines

Fri, Aug 14 - Tue, Sep 8

8:45 am - 10:45 pmSIN Singapore Changi-PDX Portland

29h 00m1 stop San Francisco

9:00 am - 11:20 pmPDX Portland-SIN Singapore Changi

23h 20m2 stops San Francisco Tokyo Narita

$1,731United Airlines

Fri, Aug 14 - Tue, Sep 8

6:15 am - 6:19 pmSIN Singapore Changi-PDX Portland

27h 04m3 stops Tokyo Narita Denver Intl San Francisco

9:00 am - 12:45 amPDX Portland-SIN Singapore Changi

24h 45m2 stops San Francisco Tokyo Narita

$2,187United Airlines

Fri, Aug 14 - Tue, Sep 8

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Air Canada flights from Singapore to Oregon

Our best Air Canada deals on Singapore to Oregon flight tickets

Air Canada

Sep 10

SIN7:00 amSingapore Changi

27h 11m

1 stop

PDX7:11 pmPortland

Sep 15

PDX7:45 pmPortland

18h 30m

1 stop

SIN5:15 amSingapore Changi

$921

Air Canada

Feb 6

SIN8:40 amSingapore Changi

22h 01m

1 stop

PDX2:41 pmPortland

Feb 21

PDX3:15 pmPortland

23h 45m

1 stop

SIN7:00 amSingapore Changi

$923

Air Canada

Feb 5

SIN8:40 amSingapore Changi

22h 01m

1 stop

PDX2:41 pmPortland

Feb 20

PDX7:10 pmPortland

24h 05m

2 stops

SIN11:15 amSingapore Changi

$926

United Airlines flights from Singapore to Oregon

Our best United Airlines deals on Singapore to Oregon flight tickets

United Airlines

Sep 14

SIN8:45 amSingapore Changi

27h 20m

2 stops

PDX9:05 pmPortland

Sep 16

PDX5:30 amPortland

22h 05m

1 stop

SIN6:35 pmSingapore Changi

$1,401

United Airlines

Sep 7

SIN8:45 amSingapore Changi

24h 34m

1 stop

PDX6:19 pmPortland

Sep 14

PDX3:43 pmPortland

23h 32m

1 stop

SIN6:15 amSingapore Changi

$1,404

United Airlines

Aug 14

SIN8:45 amSingapore Changi

27h 14m

1 stop

PDX8:59 pmPortland

Sep 8

PDX6:57 pmPortland

20h 18m

1 stop

SIN6:15 amSingapore Changi

$1,535

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 9/10

7:00 am-7:11 pm

1 stop27h 11m

Portland

Tue 9/15

7:45 pm-5:15 am

1 stop18h 30m

$921

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Sat 2/6

8:40 am-2:41 pm

1 stop22h 01m

Portland

Sun 2/21

3:15 pm-7:00 am

1 stop23h 45m

$923

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Fri 2/5

8:40 am-2:41 pm

1 stop22h 01m

Portland

Sat 2/20

7:10 pm-11:15 am

2 stops24h 05m

$926

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Thu 9/10

10:50 pm-7:11 pm

2 stops35h 21m

Portland

Tue 9/15

7:45 pm-5:15 am

1 stop18h 30m

$927

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Sat 2/6

8:30 am-2:41 pm

2 stops22h 11m

Portland

Sun 2/21

3:15 pm-11:15 am

2 stops28h 00m

$944

Quickest round-trip

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Sat 2/6

8:40 am-9:26 am

1 stop16h 46m

Portland

Sun 2/21

3:15 pm-11:15 am

2 stops28h 00m

$946

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Sun 9/20

7:00 am-9:31 am

1 stop17h 31m

Portland

Fri 9/25

10:10 am-5:15 am

1 stop28h 05m

$970

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Fri 11/6

8:40 am-9:26 am

1 stop16h 46m

Portland

Tue 11/10

5:35 am-7:00 am

2 stops33h 25m

$971

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Sun 9/20

8:50 pm-9:31 am

2 stops27h 41m

Portland

Fri 9/25

3:30 pm-5:15 am

1 stop22h 45m

$972

SingaporePortland

SIN Singapore Changi - PDX Portland

SINPDX

Singapore Changi

Fri 11/6

8:40 am-9:26 am

1 stop16h 46m

Portland

Tue 11/10

5:35 am-7:00 am

2 stops33h 25m

$973

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 Singapore to Oregon

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

Can stopping save me money on Singapore to Oregon flights?

You could potentially save up to 15% on your flight if you consider stops on a Singapore to Oregon flight.

Cheap Singapore to Oregon flight deals and tips

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

Fastest flight time	16h 46m
Direct flights	None

The fastest flight from Singapore to Oregon takes 16h 46m

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

Search flight deals

Frequently asked questions about flying from Singapore to Oregon

When did momondo last update prices for flights from Singapore Changi Airport to Oregon?
Prices for flights from Singapore Changi Airport to Oregon were last updated today.
How old do you have to be to fly from Singapore Changi Airport to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore Changi Airport to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents required for your trip to Oregon can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oregon. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Singapore to Oregon. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Singapore to Oregon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Singapore and Oregon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Oregon, momondo offers a useful price alert feature which will track prices for flights to Oregon from Singapore and alert you when they change.