The cheapest flights to Ontario

When to find the cheapest flights to Ontario

  • any
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • day of search
  • price
  • departure city
outbound: Aug 8, 2019
1 stop (6h33m)
United Airlines
return: Aug 9, 2019
1 stop (4h37m)
United Airlines
outbound: Mar 26, 2019
1 stop (6h38m)
American Airlines
return: Mar 31, 2019
direct (2h45m)
American Airlines
outbound: Mar 23, 2019
direct (2h35m)
Alaska Airlines
return: Mar 27, 2019
direct (2h45m)
Alaska Airlines
outbound: May 10, 2019
direct (1h)
Southwest Airlines
return: May 19, 2019
direct (1h05m)
Southwest Airlines
outbound: Mar 16, 2019
direct (6h31m)
JetBlue
return: Mar 20, 2019
1 stop (8h49m)
Spirit Airlines
outbound: Jun 6, 2019
1 stop (10h30m)
Frontier Airlines
return: Jun 10, 2019
1 stop (14h23m)
Frontier Airlines
outbound: Mar 11, 2019
1 stop (4h38m)
Delta Air Lines
return: Mar 15, 2019
1 stop (26h38m)
Delta Air Lines
outbound: Jun 26, 2019
2 stops (9h28m)
Frontier Airlines
return: Jun 30, 2019
direct (5h30m)
JetBlue
outbound: Apr 10, 2019
1 stop (8h06m)
United Airlines
return: Apr 15, 2019
1 stop (7h41m)
United Airlines
  • New York
  • Atlanta
  • Charlotte
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  • Las Vegas
  • Los Angeles
  • Miami
  • San Francisco
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All flight tickets to Ontario (USA)

  • any
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • popularity
  • price
  • departure city
outbound: Mar 9, 2019
direct (3h15m)
Southwest Airlines
return: Mar 16, 2019
1 stop (4h48m)
American Airlines
outbound: Mar 1, 2019
direct (1h20m)
Southwest Airlines
return: Mar 4, 2019
direct (1h20m)
Southwest Airlines
outbound: Mar 17, 2019
direct (1h33m)
United Airlines
return: Mar 21, 2019
direct (1h30m)
United Airlines
outbound: Aug 8, 2019
1 stop (6h33m)
United Airlines
return: Aug 9, 2019
1 stop (4h37m)
United Airlines