$382+ Cheap flights from Ontario (ONT) to Singapore (SIN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SIN
Nov 21 — Nov 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Singapore with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Singapore
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to SingaporeExplore the most affordable flight options available from Ontario to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Ontario to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
2 stops46h 25m
Tue 12/810:30 pm -
2 stops41h 27m
Deal found 10/17![Delta logo]()
$806
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:00 am -
2 stops30h 00m
Sun 1/171:40 am -
2 stops37h 03m
Deal found 10/19![Delta logo]()
$808
This Korean Air deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:56 pm -
2 stops43h 04m
Mon 11/161:40 am -
2 stops37h 20m
Deal found 10/19![Korean Air logo]()
$812
This Korean Air deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:00 am -
2 stops30h 00m
Sun 1/1710:30 pm -
2 stops40h 13m
Deal found 10/19![Korean Air logo]()
$814
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:03 am -
1 stop19h 32m
Wed 11/1810:10 am -
1 stop23h 51m
Deal found 10/17![United Airlines logo]()
$923
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
1 stop22h 15m
Mon 11/2310:10 am -
1 stop21h 23m
Deal found 10/20![United Airlines logo]()
$924
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:29 pm -
2 stops39h 46m
Tue 11/310:10 am -
2 stops26h 41m
Deal found 10/17![United Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
2 stops25h 40m
Tue 11/1710:10 am -
1 stop26h 05m
Deal found 10/20![United Airlines logo]()
$936
Best flights from Ontario to SingaporeDiscover carefully curated flight deals from Ontario to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Ontario to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
2 stops26h 45m
Tue 11/1710:10 am -
1 stop23h 51m
Deal found 10/21![United Airlines logo]()
$936
This China Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/510:50 pm -
1 stop22h 15m
Fri 3/192:25 pm -
1 stop18h 40m
Deal found 10/19![China Airlines logo]()
$1,165
This China Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/510:50 pm -
1 stop33h 50m
Fri 3/1911:25 am -
2 stops21h 40m
Deal found 10/19![Multiple Airlines logo]()
$1,451
This Qatar Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2711:36 am -
2 stops29h 09m
Sat 1/303:15 am -
2 stops35h 26m
Deal found 10/20![Qatar Airways logo]()
$1,535
This China Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/512:10 am -
1 stop21h 25m
Fri 4/161:45 pm -
1 stop19h 15m
Deal found 10/17![China Airlines logo]()
$1,167
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/126:00 am -
1 stop22h 15m
Thu 2/1810:10 am -
1 stop21h 17m
Deal found 10/20![United Airlines logo]()
$1,318
This Qatar Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/82:22 pm -
2 stops32h 33m
Sun 3/287:40 pm -
2 stops32h 49m
Deal found 10/19![Qatar Airways logo]()
$1,557
This China Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:50 pm -
2 stops30h 35m
Sun 11/152:00 am -
1 stop31h 05m
Deal found 10/17![China Airlines logo]()
$1,467
This China Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:50 pm -
2 stops30h 35m
Wed 1/132:00 am -
1 stop31h 05m
Deal found 10/21![China Airlines logo]()
$1,473
This China Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1910:50 pm -
2 stops29h 20m
Sat 2/272:25 pm -
1 stop18h 40m
Deal found 10/17![China Airlines logo]()
$1,499
This China Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:50 pm -
1 stop33h 50m
Mon 1/112:00 am -
1 stop31h 05m
Deal found 10/20![China Airlines logo]()
$1,521
Last-minute flights from Ontario to SingaporeDiscover last-minute flight deals from Ontario to Singapore. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Singapore. Data last updated October 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:03 am -
1 stop19h 32m
Wed 11/1810:10 am -
1 stop23h 51m
Deal found 10/17![United Airlines logo]()
$923
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:29 pm -
2 stops39h 46m
Tue 11/310:10 am -
2 stops26h 41m
Deal found 10/17![United Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
1 stop22h 15m
Mon 11/2310:10 am -
1 stop21h 23m
Deal found 10/20![United Airlines logo]()
$924
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
2 stops31h 00m
Mon 11/910:30 pm -
2 stops33h 54m
Deal found 10/19![Delta logo]()
$806
This Korean Air deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:56 pm -
2 stops43h 04m
Mon 11/161:40 am -
2 stops37h 20m
Deal found 10/19![Korean Air logo]()
$812
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am -
2 stops25h 40m
Tue 11/1710:10 am -
1 stop26h 05m
Deal found 10/20![United Airlines logo]()
$936
One-way flights from Ontario to SingaporeSearch for one-way flight options from Ontario to Singapore. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Ontario to Singapore. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Korean Air deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/207:00 am -
2 stops25h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Korean Air logo]()
$382
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/105:05 pm -
2 stops59h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
2 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$411
This Korean Air deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/95:47 pm -
2 stops44h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Korean Air logo]()
$414
This Korean Air deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 pm -
2 stops43h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Korean Air logo]()
$425
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/113:30 pm -
2 stops40h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$454
This SmartFares deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:00 am -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Korean Air logo]()
$457
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am -
1 stop23h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/47:25 am -
2 stops31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$476
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:17 pm -
1 stop35h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$478
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 am -
3 stops35h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$484
Find flight deals from Ontario to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $798 (Delta) |
One-way from | $382 (Korean Air) |
Popular in | August |
Cheapest in | October |
Average price | $813 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 22, 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
Cheapest round-trip
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Sun 12/6
7:00 am-12:15 am
2 stops25h 15m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$414
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Wed 11/11
7:00 am-12:15 am
2 stops25h 15m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$414
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Wed 2/17
1:00 pm-8:00 am
2 stops27h 00m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$466
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Thu 2/4
7:25 am-6:55 am
2 stops31h 30m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$476
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Mon 11/2
1:35 pm-8:15 pm
1 stop38h 40m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$478
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Sun 11/1
4:17 pm-8:15 pm
1 stop35h 58m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$478
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Tue 11/10
6:00 am-6:55 am
2 stops32h 55m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$485
Quickest round-trip
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Wed 12/2
6:40 pm-8:00 am
1 stop21h 20m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$488
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Sat 4/10
1:33 pm-6:45 am
1 stop26h 12m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$488
OntarioSingapore
ONT Ontario - SIN Singapore Changi
ONTSIN
Ontario
Sun 11/8
4:17 pm-12:45 am
2 stops40h 28m
Singapore Changi
Wed 12/31
12:00 am-8:30 am
Nonstop0h 00m
$490
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario to Singapore
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Singapore in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Singapore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Ontario with our price prediction graph.
ONT-SIN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Singapore
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated October 22, 2026.
Peruse reviews from past customers who have flown with STARLUX Airlines,China Airlines, andUnited Airlines from Ontario to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
8.6
Comfort
8.8
Crew
9.1
Overall
8.7
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Comfort
8.8
Crew
9.1
Overall
8.7
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Comfort
8.8
Crew
9.1
Overall
8.7
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Comfort
8.8
Crew
9.1
Overall
8.7
Entertainment
8.7
Boarding
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
Find useful and relevant information for your journey from Ontario to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Singapore flight routes
Alternative routes for Ontario to Singapore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Singapore by cabin class
Find flights from Ontario to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Singapore flights
Browse other Ontario and Singapore flight options. Last updated on October 22, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Singapore
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Top 3 airlines flying from Ontario to Singapore
Discover the top 3 airlines that operate flights from Ontario to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$783 | Average$1,125 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$964 | Average$973 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$981 | Average$1,326 | FlexibilityNo cancel fee | On-timeN/A |