Cheap flights from Knoxville to Ontario from $115
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Ontario departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Knoxville to Los Angeles
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Knoxville to Los Angeles
All round-trip flight deals from Knoxville to Los Angeles
Delta flights from Knoxville to Ontario
Our best Delta deals on Knoxville to Ontario flight tickets
Alaska Airlines flights from Knoxville to Ontario
Our best Alaska Airlines deals on Knoxville to Ontario flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Knoxville to Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ontario?
In general, February is the cheapest month to fly from Knoxville to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $312. If you aren’t able to travel during the month of February, then book flights to Ontario from Knoxville during January instead. Flights to Ontario in January, while not as cheap as those in February, still average around $313.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $379. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Ontario for around $507.
What is the cheapest time of day to depart on your flight to Ontario?
In the evening is the cheapest time of day to fly from Knoxville to Ontario when you can find flight prices for as low as $319. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $440 on average. Flights to Ontario from Knoxville in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Knoxville when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $399 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Knoxville for as low as $297 on momondo.
What is the cheapest airline that flies from Knoxville McGhee Tyson to Ontario?
American Airlines, Delta, and United Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Ontario
What airlines fly to Ontario?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Ontario from Knoxville according to our data. American Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
When to book flights from Knoxville to Ontario
Cheap Knoxville to Ontario (TYS to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Ontario
How far is Knoxville McGhee Tyson to Ontario by plane?
There are 1902.5 mi between Knoxville McGhee Tyson and Ontario. In terms of flight time, this usually takes a little over 6h 40m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Ontario Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Ontario Airport are updated daily.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Ontario Airport?
As of January 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Ontario Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Knoxville to Ontario?
Based on momondo bookings for flights between Knoxville and Ontario, the leading airline is American Airlines, making up 85% of the total bookings. Other popular airlines include Delta with 9% and Frontier with 6%.
Best airlines flying from Knoxville to Ontario
Compare and see reviews for airlines that fly from Knoxville to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $168 | Free Cancellation | Rating 6.0 3,442 reviews | |||
| PriceFrom $287 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 8.0 8,514 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Knoxville to Ontario?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Ontario. momondo saves you time and could save you money on your trip.
Can I find flights from Knoxville to Ontario with flexible booking policies on momondo?
momondo does allow users to show only those flights to Ontario from Knoxville which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Knoxville to Ontario?
Once you have performed a search for Knoxville to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Knoxville to Ontario right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Knoxville to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.