$117 Find Cheap Flights from Knoxville to Ontario - Compare and Save

In the last 5 days, the lowest price for a flight from Knoxville to Ontario was $117 for a one-way ticket and $277 for a round-trip.

A passport is not required to fly from Knoxville to Ontario.

We unfortunately don’t have that data for this specific route.

Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Knoxville and Ontario, with Star Alliance being the most commonly used for this route.

The two airlines most popular with KAYAK users for flights from Knoxville to Ontario are Delta and United Airlines. With an average price for the route of $477 and an overall rating of 7.8, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $528 and an overall rating of 7.4.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Knoxville to Ontario.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Knoxville is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Knoxville with another airline. Booking your flights between Knoxville and ONT can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Knoxville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.