Cheap flights from Ontario to Singapore from $365
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 8/11. 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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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 $897. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,104.
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 $1,008. 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 $1,504 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.
What is the cheapest airline that flies from Ontario to Singapore Changi?
Korean Air, Japan Airlines, 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 63% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 17 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.
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
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 20h 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 2 as of June 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 China Airlines (57% of total bookings). The next most popular airline is United Airlines (43%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $887 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $970 | Free Cancellation | Rating 8.3 738 reviews |
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.