The cheapest flights to Ontario

When to find the cheapest flights to Ontario

  • any
  • May 2021
  • June 2021
  • July 2021
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • January 2022
  • February 2022
  • March 2022
  • April 2022
  • day of search
  • price
  • departure city
Frontier Airlinesoutbound: Jun 28, 2021
direct (1h30m)
Frontier Airlines
Alaska Airlinesreturn: Jun 28, 2021
direct (1h28m)
Alaska Airlines
Icelandairoutbound: Jun 1, 2021
2 stops (16h44m)
Icelandair
Icelandairreturn: Sep 13, 2021
2 stops (18h10m)
Icelandair
KLMoutbound: May 14, 2021
2 stops (21h45m)
KLM
Delta Air Linesreturn: May 17, 2021
2 stops (26h25m)
Delta Air Lines
Air Franceoutbound: Sep 6, 2021
2 stops (19h32m)
Air France
Delta Air Linesreturn: Sep 14, 2021
1 stop (15h30m)
Delta Air Lines
Frontier Airlinesoutbound: May 25, 2021
1 stop (12h12m)
Frontier Airlines
Spirit Airlinesreturn: Jun 5, 2021
1 stop (10h15m)
Spirit Airlines
JetBlueoutbound: Jun 18, 2021
direct (6h06m)
JetBlue
JetBluereturn: Jun 25, 2021
direct (5h39m)
JetBlue
JetBlueoutbound: Jun 18, 2021
direct (6h06m)
JetBlue
JetBluereturn: Jun 25, 2021
direct (5h39m)
JetBlue
TAP Air Portugaloutbound: Nov 8, 2021
2 stops (41h45m)
TAP Air Portugal
TAP Air Portugalreturn: Nov 14, 2021
2 stops (31h05m)
TAP Air Portugal
Alaska Airlinesoutbound: May 25, 2021
1 stop (9h35m)
Alaska Airlines
Alaska Airlinesreturn: May 29, 2021
1 stop (18h)
Alaska Airlines
Alaska Airlinesoutbound: May 25, 2021
1 stop (9h35m)
Alaska Airlines
Alaska Airlinesreturn: May 29, 2021
1 stop (18h)
Alaska Airlines
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All flight tickets to Ontario (USA)

Sorry! We haven't found any flights to Ontario. Try launching another search above.