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Cheap flights from Oregon to Singapore from $313

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 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
2:30 pm - 5:15 am
PDX
-
SIN
23h 45m
1 stop
Singapore Airlines Logo
9:00 am - 12:22 pm
SIN
-
PDX
18h 22m
1 stop
$920Singapore Airlines
on., okt. 7 - to., okt. 22
Singapore Airlines Logo
5:40 pm - 7:40 am
PDX
-
SIN
23h 00m
1 stop
Singapore Airlines Logo
9:15 am - 1:50 pm
SIN
-
PDX
19h 35m
1 stop
$940Singapore Airlines
ti., okt. 6 - ti., okt. 27
Multiple Airlines Logo
8:19 am - 11:35 pm
PDX
-
SIN
24h 16m
2 stops
Multiple Airlines Logo
2:30 pm - 4:50 pm
SIN
-
PDX
41h 20m
2 stops
$941Multiple Airlines
to., sep. 10 - to., sep. 24
Singapore Airlines Logo
2:50 pm - 7:40 am
PDX
-
SIN
25h 50m
1 stop
Singapore Airlines Logo
9:00 am - 7:50 pm
SIN
-
PDX
25h 50m
1 stop
$965Singapore Airlines
to., sep. 10 - to., sep. 24
Qatar Airways Logo
10:35 am - 9:20 am
PDX
-
SIN
31h 45m
2 stops
Qatar Airways Logo
1:30 am - 6:36 pm
SIN
-
PDX
32h 06m
2 stops
$1,001Qatar Airways
ma., mai 4 - sø., mai 10
Qatar Airways Logo
1:30 pm - 8:50 am
PDX
-
SIN
28h 20m
2 stops
Qatar Airways Logo
7:40 pm - 10:44 pm
SIN
-
PDX
42h 04m
2 stops
$1,027Qatar Airways
on., okt. 14 - on., okt. 21
Multiple Airlines Logo
6:51 pm - 7:40 am
BOI
-
SIN
22h 49m
1 stop
Multiple Airlines Logo
9:15 am - 5:04 pm
SIN
-
BOI
21h 49m
1 stop
$1,046Multiple Airlines
lø., okt. 17 - ma., okt. 26
China Airlines Logo
12:55 pm - 12:35 pm
EUG
-
SIN
32h 40m
2 stops
China Airlines Logo
1:45 pm - 12:18 pm
SIN
-
EUG
37h 33m
2 stops
$2,528China Airlines
ti., jul. 7 - to., jul. 16
China Airlines Logo
12:55 pm - 12:35 pm
EUG
-
SIN
32h 40m
2 stops
China Airlines Logo
1:45 pm - 9:38 pm
SIN
-
EUG
46h 53m
2 stops
$2,708China Airlines
on., jul. 15 - lø., jul. 25
ANA Logo
6:49 pm - 6:15 am
EUG
-
SIN
20h 26m
1 stop
ANA Logo
6:15 am - 5:56 pm
SIN
-
EUG
26h 41m
2 stops
$3,208ANA
ti., jul. 7 - to., jul. 16

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Singapore Airlines flights from Oregon to Singapore

Our best Singapore Airlines deals on Oregon to Singapore flight tickets
Singapore Airlines
Oct 7
PDX2:30 pmPortland
23h 45m
1 stop
SIN5:15 amSingapore Changi
Oct 22
SIN9:00 amSingapore Changi
18h 22m
1 stop
PDX12:22 pmPortland
$920
Singapore Airlines
Oct 6
PDX5:40 pmPortland
23h 00m
1 stop
SIN7:40 amSingapore Changi
Oct 27
SIN9:15 amSingapore Changi
19h 35m
1 stop
PDX1:50 pmPortland
$940
Singapore Airlines
Sep 10
PDX2:50 pmPortland
25h 50m
1 stop
SIN7:40 amSingapore Changi
Sep 24
SIN9:00 amSingapore Changi
25h 50m
1 stop
PDX7:50 pmPortland
$965

Qatar Airways flights from Oregon to Singapore

Our best Qatar Airways deals on Oregon to Singapore flight tickets
Qatar Airways
May 4
PDX10:35 amPortland
31h 45m
2 stops
SIN9:20 amSingapore Changi
May 10
SIN1:30 amSingapore Changi
32h 06m
2 stops
PDX6:36 pmPortland
$1,001
Qatar Airways
Oct 14
PDX1:30 pmPortland
28h 20m
2 stops
SIN8:50 amSingapore Changi
Oct 21
SIN7:40 pmSingapore Changi
42h 04m
2 stops
PDX10:44 pmPortland
$1,027
Qatar Airways
Apr 22
PDX8:45 amPortland
40h 30m
2 stops
SIN4:15 pmSingapore Changi
May 1
SIN1:30 amSingapore Changi
32h 06m
2 stops
PDX6:36 pmPortland
$1,041

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated april 20, 2026.
Use the filters below to find and compare flights from Oregon to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandSingapore

PDX - SIN

PDXSIN

Portland

on. 10/7

2:30 pm-5:15 am

1 stop23h 45m

Singapore Changi

to. 10/22

9:00 am-12:22 pm

1 stop18h 22m

$920

PortlandSingapore

PDX - SIN

PDXSIN

Portland

ti. 10/6

5:40 pm-7:40 am

1 stop23h 00m

Singapore Changi

ti. 10/27

9:15 am-1:50 pm

1 stop19h 35m

$940

PortlandSingapore

PDX - SIN

PDXSIN

Portland

to. 9/10

8:19 am-11:35 pm

2 stops24h 16m

Singapore Changi

to. 9/24

2:30 pm-4:50 pm

2 stops41h 20m

$941

PortlandSingapore

PDX - SIN

PDXSIN

Portland

to. 9/10

2:50 pm-7:40 am

1 stop25h 50m

Singapore Changi

to. 9/24

9:00 am-7:50 pm

1 stop25h 50m

$965

PortlandSingapore

PDX - SIN

PDXSIN

Portland

ma. 5/4

10:35 am-9:20 am

2 stops31h 45m

Singapore Changi

sø. 5/10

1:30 am-6:36 pm

2 stops32h 06m

$1,001

PortlandSingapore

PDX - SIN

PDXSIN

Portland

on. 10/14

1:30 pm-8:50 am

2 stops28h 20m

Singapore Changi

on. 10/21

7:40 pm-10:44 pm

2 stops42h 04m

$1,027

BoiseSingapore

BOI - SIN

BOISIN

Boise Air Term. Gowen Fld

lø. 10/17

6:51 pm-7:40 am

1 stop22h 49m

Singapore Changi

ma. 10/26

9:15 am-5:04 pm

1 stop21h 49m

$1,046

EugeneSingapore

EUG - SIN

EUGSIN

Eugene

ti. 7/7

12:55 pm-12:35 pm

2 stops32h 40m

Singapore Changi

to. 7/16

1:45 pm-12:18 pm

2 stops37h 33m

$2,528

EugeneSingapore

EUG - SIN

EUGSIN

Eugene

on. 7/15

12:55 pm-12:35 pm

2 stops32h 40m

Singapore Changi

lø. 7/25

1:45 pm-9:38 pm

2 stops46h 53m

$2,708

EugeneSingapore

EUG - SIN

EUGSIN

Eugene

ti. 7/7

6:49 pm-6:15 am

1 stop20h 26m

Singapore Changi

to. 7/16

6:15 am-5:56 pm

2 stops26h 41m

$3,208

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

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

What is the cheapest month to fly to Singapore?

The month of May is, on average, the cheapest month to fly to Singapore from Oregon, with most prices found around $858. If you aren’t able to travel to Singapore during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $874.

How far in advance should I book a flight 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 $1,042 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 $778 on momondo.

Can stopping save me money on Oregon to Singapore flights?

You could potentially save up to 3% 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

Fastest flight time

20h 16m

Direct flights

None
The fastest flight from Oregon to Singapore takes 20h 16m
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?

  • 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
Air CanadaPriceFrom $694Free CancellationRating
7.1
10,947 reviews
Search Air Canada flights
Korean AirPriceFrom $786Free CancellationRating
8.4
1,212 reviews
Search Korean Air flights
Singapore AirlinesPriceFrom $837Free CancellationRating
8.2
1,499 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $1,012Free CancellationRating
7.4
9,612 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.

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on. 5/20
on. 5/27
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