Schedule of direct flights from Ontario to Knoxville
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ontario to Knoxville:
Ontario airports overview
Knoxville airports overview
Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from Ontario to Knoxville
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
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Cheapest one way flight
$387
American Airlines
1 transfer
7h 32m
03/17/2025
The cheapest one-way flight from Ontario to Knoxville departs on 03/17/2025, is operated by American Airlines and costs $387
Cheapest round trip flight
$245
United Airlines
1 transfer
14h 28m
01/22/2025
The cheapest roundtrip flight from Ontario to Knoxville departs on 01/22/2025, is operated by United Airlines and costs $245
The fastest flight
7h 32m
Fastest non-stop flight from Ontario to Knoxville takes 7h 32m
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ontario to Knoxville. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
Below you will find a list of airlines operating flights on the Ontario — Knoxville route and the starting prices for flights of each specific airline on it.
March 2025
Lowest price
on average:
$387
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ontario to Knoxville
A direct flight is the most convenient and comfortable way to fly from Ontario to Knoxville, despite the fact that sometimes flights with transfers can cost significantly less.
Unfortunately, we were unable to find any airports in Knoxville. We'll try to look better another time
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We couldn't find any special offers for flights from Ontario to Knoxville
There appear to be no direct flights from Ontario to Knoxville at this time.... Well, or something went wrong on our side and we couldn't find anything
How much is the cheapest flight ticket from Ontario to Knoxville?
The cheapest flight ticket from Ontario to Knoxville according to data for the last 48 hours costs $387
When is the best time to buy air tickets on the route Ontario — Knoxville?
Often the best time to buy tickets from Ontario to Knoxville is 2 months before departure.
When is the cheapest time of year to fly from Ontario to Knoxville?
Based on statistics over the past years, the lowest prices for flights from Ontario to Knoxville can be found flying in these months: March.
How long does it take to fly from Ontario to Knoxville?
The fastest flights from Ontario to Knoxville start from 7 hours 32 minutes in the air.
Which airline can fly direct from Ontario to Knoxville?
The following airlines operate direct flights on the route Ontario — Knoxville:
Unfortunately, we were unable to find any airports in Ontario. We'll try to look better another time
