|Best Price Found||$167||The best flight deal from Ontario to St. Louis found on momondo in the last 72 hours is $167|
|Fastest flight time||5h 17m||The fastest flight from Ontario to St. Louis takes 5h 17m|
|Direct flights||None||There are no direct flights from Ontario to St. Louis. Popular non-direct route for this connection is Ontario Airport - Lambert-St Louis Airport.|
|Airports in St. Louis||1 airport||There is 1 airport near St. Louis: Lambert-St Louis (STL)|
The cheapest time of year to fly to St. Louis from Ontario is September. Most expensive is December
The cheapest day of the week is typically Tuesday. The most expensive is typically Friday
in the afternoon
Ontario to St. Louis flights are approximately 46% more expensive in the morning than in the afternoon
American Airlines, Delta, and Frontier are the most popular carriers operating from Ontario to St. Louis
Ontario - Lambert-St Louis
Fly from Ontario to Lambert-St Louis for the best Ontario - St. Louis flight prices
40 days before
The cheapest time to buy a flight from Ontario to St. Louis is approximately 40 days to departure
Las azafatas NO eran amables. No te dan ni agua. Para todo hay que pagar. Los asientos super duros y no reclinaban. Pesimo!!
Not because the flight is going to Africa we can’t get better service on board
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
Some of our partner airlines flying from Ontario to Lambert-St Louis are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are American Airlines, Frontier, and United Airlines. You can search for the full list of airlines like American Airlines that are offering this flexibility.
There are 1552.8 mi between Ontario and Lambert-St Louis. 5h 17m is a normal flight duration for this route.