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Cheap flights from Ontario to Singapore from $312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Singapore departing on 8/10. 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

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Find the cheapest flights from Ontario to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 5:00 am
ONT
-
SIN
31h 00m
2 stops
Delta Logo
7:30 am - 10:19 pm
SIN
-
ONT
29h 49m
2 stops
$708Delta
Thu, Apr 30 - Fri, May 15
Korean Air Logo
7:00 am - 7:15 pm
ONT
-
SIN
45h 15m
2 stops
Korean Air Logo
10:00 pm - 5:10 pm
SIN
-
ONT
34h 10m
2 stops
$713Korean Air
Wed, Apr 29 - Mon, May 11
Delta Logo
5:55 pm - 11:40 pm
ONT
-
SIN
38h 45m
2 stops
Delta Logo
10:30 pm - 5:10 pm
SIN
-
ONT
33h 40m
2 stops
$714Delta
Tue, May 5 - Sat, May 16
United Airlines Logo
6:00 am - 6:35 pm
ONT
-
SIN
21h 35m
1 stop
United Airlines Logo
9:00 am - 5:47 pm
SIN
-
ONT
23h 47m
1 stop
$722United Airlines
Tue, Apr 7 - Wed, Apr 15
United Airlines Logo
5:00 am - 6:45 am
ONT
-
SIN
34h 45m
2 stops
United Airlines Logo
8:35 pm - 8:36 pm
SIN
-
ONT
39h 01m
2 stops
$726United Airlines
Thu, Apr 30 - Wed, May 13
United Airlines Logo
6:10 am - 8:15 pm
ONT
-
SIN
22h 05m
1 stop
United Airlines Logo
10:10 am - 12:43 pm
SIN
-
ONT
42h 33m
2 stops
$739United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:59 pm - 6:45 am
ONT
-
SIN
20h 46m
1 stop
United Airlines Logo
9:00 am - 12:22 pm
SIN
-
ONT
18h 22m
1 stop
$768United Airlines
Sat, May 2 - Thu, May 14
United Airlines Logo
1:40 pm - 6:35 pm
ONT
-
SIN
37h 55m
2 stops
United Airlines Logo
9:00 am - 5:52 pm
SIN
-
ONT
23h 52m
1 stop
$772United Airlines
Fri, May 1 - Mon, May 11
United Airlines Logo
1:50 pm - 8:15 pm
ONT
-
SIN
38h 25m
1 stop
United Airlines Logo
10:10 am - 10:57 pm
SIN
-
ONT
27h 47m
1 stop
$773United Airlines
Sun, Mar 1 - Fri, Mar 13
United Airlines Logo
7:03 pm - 6:35 pm
ONT
-
SIN
32h 32m
1 stop
United Airlines Logo
9:00 am - 5:52 pm
SIN
-
ONT
23h 52m
1 stop
$774United Airlines
Fri, May 1 - Wed, May 13

Korean Air flights from Ontario to Singapore

Our best Korean Air deals on Ontario to Singapore flight tickets
Korean Air
Apr 28
ONT7:00 amOntario
45h 15m
2 stops
SIN7:15 pmSingapore Changi
May 13
SIN10:00 pmSingapore Changi
34h 10m
2 stops
ONT5:10 pmOntario
$713
Korean Air
Mar 31
ONT6:00 amOntario
32h 00m
2 stops
SIN5:00 amSingapore Changi
Apr 7
SIN10:00 pmSingapore Changi
34h 13m
2 stops
ONT5:13 pmOntario
$787
Korean Air
Apr 28
ONT7:00 amOntario
45h 15m
2 stops
SIN7:15 pmSingapore Changi
May 15
SIN7:30 amSingapore Changi
24h 40m
2 stops
ONT5:10 pmOntario
$823

China Airlines flights from Ontario to Singapore

Our best China Airlines deals on Ontario to Singapore flight tickets
China Airlines
Apr 4
ONT12:10 amOntario
33h 25m
1 stop
SIN12:35 amSingapore Changi
Apr 20
SIN1:45 pmSingapore Changi
19h 15m
1 stop
ONT6:00 pmOntario
$899
China Airlines
May 18
ONT12:10 amOntario
33h 25m
1 stop
SIN12:35 amSingapore Changi
Jun 23
SIN1:45 pmSingapore Changi
19h 15m
1 stop
ONT6:00 pmOntario
$906
China Airlines
Apr 4
ONT12:10 amOntario
33h 25m
1 stop
SIN12:35 amSingapore Changi
Apr 20
SIN1:45 pmSingapore Changi
19h 15m
1 stop
ONT6:00 pmOntario
$907

momondo Fare Finder

 
Customize your flight search to find flights from Ontario 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 February 16, 2026.
Use the filters below to find and compare flights from Ontario to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 4/30

7:00 am-5:00 am

2 stops31h 00m

Singapore Changi

Fri 5/15

7:30 am-10:19 pm

2 stops29h 49m

$708

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Wed 4/29

7:00 am-7:15 pm

2 stops45h 15m

Singapore Changi

Mon 5/11

10:00 pm-5:10 pm

2 stops34h 10m

$713

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Tue 5/5

5:55 pm-11:40 pm

2 stops38h 45m

Singapore Changi

Sat 5/16

10:30 pm-5:10 pm

2 stops33h 40m

$714

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Tue 4/7

6:00 am-6:35 pm

1 stop21h 35m

Singapore Changi

Wed 4/15

9:00 am-5:47 pm

1 stop23h 47m

$722

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 4/30

5:00 am-6:45 am

2 stops34h 45m

Singapore Changi

Wed 5/13

8:35 pm-8:36 pm

2 stops39h 01m

$726

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 2/26

6:10 am-8:15 pm

1 stop22h 05m

Singapore Changi

Mon 3/2

10:10 am-12:43 pm

2 stops42h 33m

$739

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sat 5/2

6:59 pm-6:45 am

1 stop20h 46m

Singapore Changi

Thu 5/14

9:00 am-12:22 pm

1 stop18h 22m

$768

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Fri 5/1

1:40 pm-6:35 pm

2 stops37h 55m

Singapore Changi

Mon 5/11

9:00 am-5:52 pm

1 stop23h 52m

$772

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Sun 3/1

1:50 pm-8:15 pm

1 stop38h 25m

Singapore Changi

Fri 3/13

10:10 am-10:57 pm

1 stop27h 47m

$773

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Fri 5/1

7:03 pm-6:35 pm

1 stop32h 32m

Singapore Changi

Wed 5/13

9:00 am-5:52 pm

1 stop23h 52m

$774

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 Ontario 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

Can stopping save me money on Ontario to Singapore flights?

You could potentially save up to 7% on your flight if you consider stops on a Ontario to Singapore flight.

Cheap Ontario to Singapore flight deals and tips

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

Fastest flight time

21h 23m

Direct flights

None
The fastest flight from Ontario to Singapore takes 21h 23m
There are no direct flights from Ontario to Singapore. There are no popular flight routes from Ontario to Singapore.
Search flight deals

  • When did momondo last update prices for flights from Ontario Airport to Singapore?

    Prices for flights from Ontario Airport to Singapore are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Singapore?

  • How old do you have to be to fly from Ontario Airport 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 Ontario Airport to Singapore.

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

    The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ontario to Singapore

Compare and see reviews for airlines that fly from Ontario to Singapore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $783Free CancellationRating
7.4
9,308 reviews
Search United Airlines flights
China AirlinesPriceFrom $964Free CancellationRating
8.3
804 reviews
Search China Airlines flights
STARLUX AirlinesPriceFrom $981Free CancellationRating
8.9
274 reviews
Search STARLUX Airlines flights

Why use momondo?

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

It is quick and easy to find Ontario to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

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

Flights from Ontario to Singapore 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 Ontario 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 Ontario to Singapore.

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

Yes momondo offers price alerts on flights to Singapore from Ontario. 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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