Search & Compare - Ontario Flights & Tickets

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Cheap Flights to Ontario (ONT)

Looking for a cheap last-minute deal or the best round-trip flight to Ontario? Find the biggest savings on one-way and round-trip tickets right here.

Flight deals to Ontario

Frontier Airlines F9
Frontier Airlines
San Francisco
2024-09-12
Ontario
USD 12

One-way F9 Nonstop Economy fare found on 2024-09-05
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-09-12
Ontario
USD 12

One-way F9 Nonstop Economy fare found on 2024-09-05
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-09-12
Ontario
USD 12

One-way F9 Nonstop Economy fare found on 2024-09-05
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-10-19
Ontario
USD 12

One-way F9 Nonstop Economy fare found on 2024-10-07
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-10-19
Ontario
USD 12

One-way F9 Nonstop Economy fare found on 2024-10-07
Frontier Airlines F9
Frontier Airlines
Las Vegas
2024-09-19
Ontario
USD 14

One-way F9 Nonstop Economy fare found on 2024-09-05
Frontier Airlines F9
Frontier Airlines
Las Vegas
2024-09-19
Ontario
USD 14

One-way F9 Nonstop Economy fare found on 2024-09-05
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-10-18
Ontario
USD 14

One-way F9 Nonstop Economy fare found on 2024-10-07
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-10-18
Ontario
USD 14

One-way F9 Nonstop Economy fare found on 2024-10-07
Frontier Airlines F9
Frontier Airlines
San Francisco
2024-10-16
Ontario
USD 16

One-way F9 Nonstop Economy fare found on 2024-10-14


*Prices are per person and are for e-tickets and include all taxes & fees in USD.
*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.
*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights to Ontario (ONT)

Which airlines fly to Ontario?
Frontier Airlines Airlines flying the most to Ontario (ONT)
What is the cheapest flight to ONT Airport?
In the past couple of days, the cheapest tickets to ONT were found on Frontier Airlines : USD 12
What are the most popular origin to Ontario (ONT)?
Travelers frequently travel from Denver, Las Vegas, Dallas, Phoenix, Seattle, San Francisco, San Jose, Sacramento to Ontario (ONT)

Destination Airport Information

IATA CodeONT
NameOntario International
CityOntario
CountryUS
Latitude34.0559997558594
Longitude-117.600997924805

Airlines Flying from

Frontier Airline, F9

Popular Routes

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