Flights from Ontario to St. Louis

Our cheapest offers for flights from Ontario to St. Louis

Here you can compare cheap flights from Ontario (ONT) to St. Louis (STL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to St. Louis. Prices and availability may change at any time.

Please use our search to find current cheap offers for the following route: from Ontario (ONT) to St. Louis (STL)
You can also change your filters (Departure airport: Ontario (ONT), Destination airport: St. Louis (STL)) or look for alternative cheap flights.

Flight information: Ontario - St. Louis

Flight duration min. 04:55 / max. 09:10
Return flight duration min. 05:45/ max. 05:50
Distance 2485 km
Flights per week 7
Departure airport Ontario-CA (ONT)
Departure country United States
Arrival airport St. Louis - Lambert International Airport (STL)
Destination country United States
AirportsAirlinesFlight RoutesDealsFlight Shops
Privacy | | About / Terms and conditions
* Prices may vary, please check the travel details given by the online travel agency before booking. Prices include taxes.