Cheap Flights from Ontario International Airport to Singapore (SIN) Find and Compare the Best Airline Deals | Skyticket

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2025/5
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Ontario－Singapore Changi Airport
May Lowest Airfares
USD821

The airfare displayed above is for United Airlines

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Ontario－Singapore Changi Airport
June Lowest Airfares
USD1,368

The airfare displayed above is for United Airlines

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Ontario－Singapore Changi Airport
July Lowest Airfares -----
Ontario－Singapore Changi Airport
August Lowest Airfares -----
Ontario－Singapore Changi Airport
September Lowest Airfares -----

Ontario－Singapore
Estimated Flight Time
18 Hours 27 Minutes
Ontario－Singapore
Number of Operating Airlines
4

Operating Airlines for Ontario－Singapore Changi Airport Route
Air France

China Airlines

All Nippon Airways

United Airlines

Other Destinations from:Ontario

Ontario－Bangkok(Suvarnabhumi)
USD1,358〜
Ontario－Denpasar (Bali)(Ngurah Rai)
USD1,039〜
Ontario－Tokyo(Haneda)
USD772〜
Ontario－Tokyo(Narita)
USD774〜
Ontario－Osaka(Kansai)
USD870〜
* Fares vary in accordance to seat availability
Other Departures to: Singapore

Philadelphia Airport－Singapore(Changi)
USD1,041〜
* Fares vary in accordance to seat availability