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Cheap Flights from Los Angeles - Ontario Intl. to Buffalo Niagara Intl. Prices were available within the past 7 days and starts at 70 for one-way flights andfor round trip, for the period specified. Prices and availability are subject to tickethunter.buzzation Airport: Buffalo Niagara Intl.

The total flight duration time from Ontario (ONT) to Buffalo (BUF) is typically 8 hours 45 minutes. This is the average non-stop flight time based upon historical flights for this route. During this period travelers can expect to fly about 2, miles, or 4, kilometers. Enjoy no change fees on all Southwest reservations. Change or cancel your flight with no change fee when you book a flight on Southwest Airlines. Find cheap flights from Ontario to Buffalo.

Search hundreds of travel sites at once for deals on flights to Buffalo. Bundle your flight + hotel and save! ONT - BUF. Sep 23 - Sep 30 1. Round-trip. 1 adult. Economy. 0 bags. Tips to get cheap flights from Ontario to Buffalo. Try to book your flight at least 21 days in advance in order to some flight deals which suit your budget. It is recommended to travel on weekdays to avoid weekend surcharges.

Avoid flying in heavy traffic by booking your flight before or after major holidays.