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Cheap flights from Ontario to Knoxville from $185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Knoxville departing on 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Knoxville

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Knoxville that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Knoxville.

Cheap last minute flights

Planning a quick getaway from Ontario to Knoxville? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Knoxville, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Knoxville

Find recent round-trip train or bus tickets from Ontario to Knoxville.

All round-trip flight deals to Knoxville

The cheapest plane tickets to Knoxville found on KAYAK recently.
10:56 am - 8:18 pmONT-TYS
6h 22m1 stop
5:23 am - 9:56 amTYS-ONT
7h 33m1 stop
$288American Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
10:56 am - 8:18 pmONT-TYS
6h 22m1 stop
2:48 pm - 10:16 pmTYS-ONT
10h 28m2 stops
$293American Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 11
7:00 am - 9:43 pmONT-TYS
11h 43m2 stops
5:45 am - 12:26 pmTYS-ONT
9h 41m2 stops
$298Delta
Find Deal
Thu, Jan 9 - Sun, Jan 12
12:05 pm - 11:51 pmONT-TYS
8h 46m1 stop
6:57 pm - 11:41 pmTYS-ONT
7h 44m1 stop
$313Delta
Find Deal
Sat, Dec 7 - Sat, Dec 14
12:59 am - 6:53 pmONT-TYS
14h 54m1 stop
4:19 pm - 9:39 amTYS-ONT
20h 20m1 stop
$361Frontier
Find Deal
Sat, Jan 4 - Sun, Jan 12
6:00 am - 6:07 pmONT-TYS
9h 07m1 stop
4:55 pm - 9:59 pmTYS-ONT
8h 04m1 stop
$478United Airlines
Find Deal
Tue, Feb 18 - Tue, Feb 25
5:05 am - 2:41 pmONT-TYS
6h 36m1 stop
4:30 pm - 8:47 pmTYS-ONT
7h 17m1 stop
$503United Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
7:45 am - 3:16 pmONT-TYS
28h 31m1 stop
7:43 pm - 8:19 pmTYS-ONT
27h 36m1 stop
$553Frontier
Find Deal
Wed, Dec 11 - Thu, Dec 26
6:10 pm - 11:14 amONT-TYS
14h 04m2 stops
5:15 am - 5:09 pmTYS-ONT
14h 54m2 stops
$2,049Alaska Airlines
Find Deal
Mon, Dec 16 - Fri, Dec 20
6:03 pm - 11:09 amONT-TYS
14h 06m2 stops
11:53 am - 11:59 pmTYS-ONT
15h 06m2 stops
$3,340Alaska Airlines
Find Deal
Fri, Dec 20 - Sun, Dec 22
12:59 am - 6:53 pmONT-TYS
14h 54m1 stop
$185Frontier
Find Deal
Wed, Dec 25
5:45 am - 6:15 pmONT-TYS
9h 30m1 stop
$186Frontier
Find Deal
Fri, Nov 29
12:55 pm - 11:55 pmONT-TYS
8h 00m1 stop
$245Delta
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Tue, Dec 24
6:10 am - 6:05 pmONT-TYS
8h 55m1 stop
$290United Airlines
Find Deal
Mon, Jan 6
10:18 pm - 8:40 amONT-TYS
7h 22m1 stop
$299American Airlines
Find Deal
Thu, Dec 26
10:02 am - 12:12 amONT-TYS
11h 10m2 stops
$304American Airlines
Find Deal
Tue, Dec 24
6:00 am - 11:00 pmONT-TYS
14h 00m2 stops
$314United Airlines
Find Deal
Sat, Feb 22
11:53 am - 11:50 pmONT-TYS
8h 57m1 stop
$317Delta
Find Deal
Thu, Dec 5
7:10 am - 4:19 pmONT-TYS
6h 09m1 stop
$349Delta
Find Deal
Wed, Dec 4
7:30 pm - 8:40 amONT-TYS
10h 10m2 stops
$354American Airlines
Find Deal
Thu, Dec 26
5:05 am - 2:51 pmONT-TYS
6h 46m1 stop
4:40 pm - 10:02 pmTYS-ONT
8h 22m1 stop
$578United Airlines
Find Deal
Sat, Nov 23 - Mon, Nov 25
8:19 pm - 11:32 amONT-TYS
12h 13m2 stops
12:04 pm - 11:59 pmTYS-ONT
14h 55m2 stops
$854Alaska Airlines
Find Deal
Sat, Nov 23 - Mon, Nov 25
5:05 am - 2:51 pmONT-TYS
6h 46m1 stop
9:25 am - 10:23 pmTYS-ONT
15h 58m2 stops
$901United Airlines
Find Deal
Sat, Nov 23 - Mon, Nov 25
5:05 am - 2:51 pmONT-TYS
6h 46m1 stop
8:55 am - 12:40 pmTYS-ONT
6h 45m1 stop
$966United Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
6:00 am - 8:02 pmONT-TYS
11h 02m2 stops
8:55 am - 12:40 pmTYS-ONT
6h 45m1 stop
$971United Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
6:10 am - 5:28 pmONT-TYS
8h 18m2 stops
4:12 pm - 10:02 pmTYS-ONT
8h 50m2 stops
$976American Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
6:00 am - 8:02 pmONT-TYS
11h 02m2 stops
9:25 am - 10:23 pmTYS-ONT
15h 58m3 stops
$1,337United Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
5:05 am - 2:51 pmONT-TYS
6h 46m1 stop
9:25 am - 10:02 pmTYS-ONT
15h 37m1 stop
$1,372United Airlines
Find Deal
Tue, Nov 26 - Sat, Nov 30
12:58 am - 11:07 pmONT-TYS
19h 09m2 stops
6:30 am - 11:01 pmTYS-ONT
19h 31m2 stops
$1,404
Find Deal
Sat, Nov 23 - Tue, Nov 26
6:00 am - 8:02 pmONT-TYS
11h 02m2 stops
9:25 am - 10:02 pmTYS-ONT
15h 37m1 stop
$1,452United Airlines
Find Deal
Tue, Nov 26 - Sat, Nov 30

American Airlines flights from Ontario to Knoxville

Our best American Airlines deals on Ontario to Knoxville flight tickets
American Airlines
Jan 8
ONT10:56 amOntario
6h 22m
1 stop
TYS8:18 pmKnoxville McGhee Tyson
Jan 11
TYS5:23 amKnoxville McGhee Tyson
7h 33m
1 stop
ONT9:56 amOntario
American Airlines
Jan 8
ONT10:56 amOntario
6h 22m
1 stop
TYS8:18 pmKnoxville McGhee Tyson
Jan 11
TYS2:48 pmKnoxville McGhee Tyson
10h 28m
2 stops
ONT10:16 pmOntario
American Airlines
Jan 8
ONT6:10 amOntario
11h 08m
2 stops
TYS8:18 pmKnoxville McGhee Tyson
Jan 11
TYS5:23 amKnoxville McGhee Tyson
9h 35m
2 stops
ONT11:58 amOntario

Delta flights from Ontario to Knoxville

Our best Delta deals on Ontario to Knoxville flight tickets
Delta
Jan 9
ONT7:00 amOntario
11h 43m
2 stops
TYS9:43 pmKnoxville McGhee Tyson
Jan 12
TYS5:45 amKnoxville McGhee Tyson
9h 41m
2 stops
ONT12:26 pmOntario
Delta
Dec 7
ONT12:05 pmOntario
8h 46m
1 stop
TYS11:51 pmKnoxville McGhee Tyson
Dec 14
TYS6:57 pmKnoxville McGhee Tyson
7h 44m
1 stop
ONT11:41 pmOntario
Delta
Dec 7
ONT7:10 amOntario
12h 22m
2 stops
TYS10:32 pmKnoxville McGhee Tyson
Dec 14
TYS6:57 pmKnoxville McGhee Tyson
7h 44m
1 stop
ONT11:41 pmOntario

See travel insights to Knoxville from

How to get the cheapest flight ticket from Ontario to Knoxville

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 from Ontario to Knoxville?

February. The cheapest time of year to fly to Knoxville from Ontario is February. Most expensive is June

What is the cheapest day to depart Ontario for Knoxville?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Sunday

When is the cheapest time to fly from Ontario to Knoxville?

In the afternoon. Ontario to Knoxville flights are approximately 13% more expensive in the evening than in the afternoon

What is the cheapest Ontario to Knoxville flight route?

Ontario - Knoxville McGhee Tyson. Fly from Ontario to Knoxville McGhee Tyson for the best Ontario - Knoxville flight prices

How far in advance should you book Ontario to Knoxville flights?

47 days before. The cheapest time to buy a flight from Ontario to Knoxville is approximately 47 days to departure

Can stopping save me money on Ontario to Knoxville flights?

You could potentially save up to 39% on your flight if you consider stops on a Ontario to Knoxville flight.

How have Ontario to Knoxville flight prices changed over time?

As of November 2024, prices for Ontario to Knoxville flights are approximately 67% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Knoxville

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Knoxville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Knoxville (ONT to TYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Knoxville

Best Price Found

$185

Fastest flight time

5h 54m

Direct flights

None

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from Ontario in the past 72 hours is $185. The best round-trip flight deal from Ontario to Knoxville found on momondo in the last 72 hours is $288.
The fastest flight from Ontario to Knoxville takes 5h 54m
There are no direct flights from Ontario to Knoxville. Popular non-direct route for this connection is Ontario Airport - Knoxville McGhee Tyson Airport.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)

  • How far is Ontario to Knoxville McGhee Tyson by plane?

    A flight from Ontario to Knoxville McGhee Tyson will travel around 1902.5 mi. Typically, this will take 5h 54m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Knoxville McGhee Tyson Airport?

    Prices for flights from Ontario Airport to Knoxville McGhee Tyson Airport refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from Ontario Airport to Knoxville McGhee Tyson 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 Ontario Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents you'll need for your trip to Knoxville McGhee Tyson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Knoxville?


Best airlines flying from Ontario to Knoxville

Compare and see reviews for airlines that fly from Ontario to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $158Free CancellationRating
6.1
3,539 reviews
Search Frontier flights
American AirlinesPriceFrom $255Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $287Free CancellationRating
8.0
8,759 reviews
Search Delta flights
United AirlinesPriceFrom $323Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Knoxville?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Knoxville. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Knoxville with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Knoxville from Ontario with this policy.

How can momondo help me find flights from Ontario to Knoxville?

Once all potential Ontario to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Knoxville right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Knoxville, momondo offers a useful price alert feature which will track prices for flights to Knoxville from Ontario and alert you when they change.


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