Which layover airport has the shortest connection time from Ontario to Singapore?

Taipei City (TPE) has the shortest average layover time for this route: 2h 32m.

Which layover airport offers the lowest fares from Ontario to Singapore?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,236.

Which layover airport has the shortest travel time from Ontario to Singapore?

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 22h 27m.

Which airport is the most popular layover for flights between Ontario and Singapore?

Taipei City (TPE) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

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

Korean Air, Delta, and United Airlines are the most popular carriers operating from Ontario to Singapore Changi

What airlines fly to Singapore?

Singapore Airlines, United Airlines and Cathay Pacific are the top three most popular airlines that fly to Singapore from Ontario according to our data. Singapore Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 18 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 Ontario Airport to Singapore Changi Airport?

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

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

The number of operators available for flights from Ontario Airport to Singapore Changi Airport is 3 as of November 2025.

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

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 Changi Airport.

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

The necessary travel and health documents for your Singapore Changi Airport 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.

$373 Cheap Flights from Ontario to Singapore in 2025/26

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6:00 am - 5:00 amONT-SIN

32h 00m2 stops

7:30 am - 10:40 pmSIN-ONT

30h 10m2 stops

$733Delta

Find Deal

dom., abr. 12 - mié., abr. 15

6:45 am - 11:40 pmONT-SIN

25h 55m2 stops

1:10 am - 10:40 pmSIN-ONT

36h 30m2 stops

$738Korean Air

Find Deal

dom., abr. 12 - mar., abr. 14

1:10 pm - 12:10 amONT-SIN

43h 00m2 stops

10:40 am - 10:40 pmSIN-ONT

28h 00m2 stops

$739Delta

Find Deal

dom., feb. 1 - jue., feb. 12

3:30 pm - 5:00 amONT-SIN

45h 30m2 stops

10:40 am - 10:40 pmSIN-ONT

28h 00m2 stops

$740Delta

Find Deal

sáb., feb. 7 - jue., mar. 5

3:30 pm - 12:10 amONT-SIN

40h 40m2 stops

1:35 am - 12:09 pmSIN-ONT

50h 34m2 stops

$745Delta

Find Deal

dom., feb. 1 - jue., feb. 26

3:30 pm - 12:10 amONT-SIN

40h 40m2 stops

10:40 am - 1:56 pmSIN-ONT

43h 16m2 stops

$746Delta

Find Deal

mar., ene. 27 - mar., feb. 10

6:45 am - 12:10 amONT-SIN

25h 25m2 stops

10:30 pm - 10:47 pmSIN-ONT

40h 17m2 stops

$756Korean Air

Find Deal

lun., dic. 1 - dom., dic. 14

6:53 pm - 6:25 pmONT-SIN

32h 32m1 stop

8:40 pm - 9:55 amSIN-ONT

28h 15m1 stop

$775United Airlines

Find Deal

sáb., abr. 4 - vie., abr. 17

6:00 am - 6:25 pmONT-SIN

21h 25m1 stop

9:00 am - 5:47 pmSIN-ONT

23h 47m1 stop

$783United Airlines

Find Deal

dom., mar. 29 - lun., abr. 6

6:00 am - 8:15 pmONT-SIN

22h 15m1 stop

10:10 am - 7:45 pmSIN-ONT

25h 35m2 stops

$788United Airlines

Find Deal

dom., feb. 8 - dom., mar. 8

Delta flights from Ontario to Singapore

Our best Delta deals on Ontario to Singapore flight tickets

Delta

Apr 12

ONT6:00 amOntario

32h 00m

2 stops

SIN5:00 amSingapore Changi

Apr 24

SIN7:30 amSingapore Changi

30h 10m

2 stops

ONT10:40 pmOntario

$733

Find similar

Delta

Feb 1

ONT1:10 pmOntario

43h 00m

2 stops

SIN12:10 amSingapore Changi

Feb 12

SIN10:40 amSingapore Changi

28h 00m

2 stops

ONT10:40 pmOntario

$739

Find similar

Delta

Feb 7

ONT3:30 pmOntario

45h 30m

2 stops

SIN5:00 amSingapore Changi

Mar 10

SIN10:40 amSingapore Changi

26h 58m

2 stops

ONT10:38 pmOntario

$740

Find similar

China Airlines flights from Ontario to Singapore

Our best China Airlines deals on Ontario to Singapore flight tickets

China Airlines

Mar 13

ONT11:50 pmOntario

33h 50m

1 stop

SIN12:40 amSingapore Changi

Mar 21

SIN2:00 amSingapore Changi

30h 50m

1 stop

ONT5:50 pmOntario

$926

Find similar

China Airlines

Nov 29

ONT10:50 pmOntario

22h 15m

1 stop

SIN1:05 pmSingapore Changi

Dec 10

SIN2:00 amSingapore Changi

30h 50m

1 stop

ONT4:50 pmOntario

$929

Find similar

China Airlines

Mar 6

ONT10:50 pmOntario

33h 50m

1 stop

SIN12:40 amSingapore Changi

Mar 15

SIN2:25 pmSingapore Changi

18h 25m

1 stop

ONT5:50 pmOntario

$932

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 4/12

6:00 am-5:00 am

2 stops32h 00m

Singapore Changi

mié. 4/15

7:30 am-10:40 pm

2 stops30h 10m

$733

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 4/12

6:45 am-11:40 pm

2 stops25h 55m

Singapore Changi

mar. 4/14

1:10 am-10:40 pm

2 stops36h 30m

$738

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 2/1

1:10 pm-12:10 am

2 stops43h 00m

Singapore Changi

jue. 2/12

10:40 am-10:40 pm

2 stops28h 00m

$739

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

sáb. 2/7

3:30 pm-5:00 am

2 stops45h 30m

Singapore Changi

jue. 3/5

10:40 am-10:40 pm

2 stops28h 00m

$740

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 2/1

3:30 pm-12:10 am

2 stops40h 40m

Singapore Changi

jue. 2/26

1:35 am-12:09 pm

2 stops50h 34m

$745

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

mar. 1/27

3:30 pm-12:10 am

2 stops40h 40m

Singapore Changi

mar. 2/10

10:40 am-1:56 pm

2 stops43h 16m

$746

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

lun. 12/1

6:45 am-12:10 am

2 stops25h 25m

Singapore Changi

dom. 12/14

10:30 pm-10:47 pm

2 stops40h 17m

$756

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

sáb. 4/4

6:53 pm-6:25 pm

1 stop32h 32m

Singapore Changi

vie. 4/17

8:40 pm-9:55 am

1 stop28h 15m

$775

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 3/29

6:00 am-6:25 pm

1 stop21h 25m

Singapore Changi

lun. 4/6

9:00 am-5:47 pm

1 stop23h 47m

$783

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

dom. 2/8

6:00 am-8:15 pm

1 stop22h 15m

Singapore Changi

dom. 3/8

10:10 am-7:45 pm

2 stops25h 35m

$788

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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

Prices

Airlines

Layovers

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Ontario to Singapore is on a Monday when prices can be found for as low as $862. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,054.

What is the cheapest time of day to depart on your flight to Singapore?

In the evening is the cheapest time of day to fly from Ontario to Singapore when you can find flight prices for as low as $941. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,469 on average. Flights to Singapore from Ontario in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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.

When to book flights from Ontario to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Singapore according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Singapore (ONT to SIN) flight deals and tips

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

Direct flights	None

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

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How far is Ontario to Singapore Changi by plane?
The straight-line distance from Ontario to Singapore Changi is 8797.3 mi. Typically, this will take 21h 25m by plane in normal conditions.
When did momondo last update prices for flights from Ontario Airport to Singapore Changi Airport?
Prices for flights from Ontario Airport to Singapore Changi Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Singapore Changi Airport?
The number of operators available for flights from Ontario Airport to Singapore Changi Airport is 3 as of November 2025.
How old do you have to be to fly from Ontario Airport to Singapore Changi Airport?
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 Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The necessary travel and health documents for your Singapore Changi Airport 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.
What is the most popular airline from Ontario to Singapore?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Singapore is United Airlines (47% of total bookings). The next most popular airlines are China Airlines (37%) and STARLUX Airlines (16%).

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 Airlines	PriceFrom $796	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
STARLUX Airlines	PriceFrom $887	Free Cancellation	Rating 8.9 227 reviews	Search STARLUX Airlines flights
China Airlines	PriceFrom $964	Free Cancellation	Rating 8.3 778 reviews	Search China 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?

Yes. momondo allows you to filter the results for Ontario to Singapore flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Singapore from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Singapore from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Singapore trip

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Cheap flights from Ontario to Singapore from $373

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 3/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Find the cheapest flights from Ontario to Singapore

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Delta flights from Ontario to Singapore

Our best Delta deals on Ontario to Singapore flight tickets

China Airlines flights from Ontario to Singapore

Our best China Airlines deals on Ontario to Singapore flight tickets

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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

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Ontario to Singapore is on a Monday when prices can be found for as low as $862. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,054.

What is the cheapest time of day to depart on your flight to Singapore?

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.

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

Korean Air, Delta, and United Airlines are the most popular carriers operating from Ontario to Singapore Changi

What airlines fly to Singapore?

Which airport is the most popular layover for flights between Ontario and Singapore?

Taipei City (TPE) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Ontario to Singapore?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,236.

Which layover airport has the shortest travel time from Ontario to Singapore?

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 22h 27m.

Which layover airport has the shortest connection time from Ontario to Singapore?

Taipei City (TPE) has the shortest average layover time for this route: 2h 32m.

When to book flights from Ontario to Singapore

Cheap Ontario to Singapore (ONT to SIN) flight deals and tips

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

Direct flights

How far is Ontario to Singapore Changi by plane?

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

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

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

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

What is the most popular airline from Ontario to Singapore?

Best airlines flying from Ontario to Singapore

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

Why use momondo?

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

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

How can momondo help me find flights 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?

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

Fly your favorite airline to Singapore

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