£339 Cheap Flights to Ontario Intl. Airport
Popular airlines to Ontario Intl. Airport (ONT)
Alaska AirlinesAlaska Airlines
American AirlinesAmerican Airlines
Frontier AirlinesFrontier Airlines
UnitedUnited
Southwest AirlinesSouthwest Airlines
DeltaDelta
China AirlinesChina Airlines
Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 25% on select hotels after you book a flight*
Find the cheapest month to fly from Columbus (CMH) to Ontario (ONT)
May is typically the cheapest month to flyMay is typically the cheapest month to fly
From £163 - £413 per traveller.
Travel information
Destination city name | Ontario |
|---|---|
Destination airport | Ontario Intl. Airport |
Destination airport IATA code | ONT |
Airlines serving | Alaska Airlines, American Airlines, Frontier Airlines, United, Southwest Airlines, Delta, China Airlines, JetBlue Airways, British Airways, Starlux Airlines, Air Canada, Volaris, Aeromexico, WestJet, Korean Air, Avianca, KLM, Iberia, Air France, Virgin Atlantic, LATAM Airlines Group, Qatar Airways, Turkish Airlines, Japan Airlines, Etihad Airways, Aer Lingus |
Popular airline | Alaska Airlines |
Explore a world of travel with Expedia
Trending flights to Ontario
Prices were available within the past 7 days and start at £339 for one-way flights and £443 for return, for the period specified. Prices and availability are subject to change.
Mon, 12 Oct - Sat, 17 Oct
LGW
London
ONT
Ontario
£443
Return
Found 4 hours ago
*Available to Expedia members.