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Cheap flights from Ontario to Tennessee from $100

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 Tennessee departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Tennessee

Cheap round-trip flights

Frontier Logo
6:53 am - 7:22 pmONT-MEM
10h 29m1 stop
Frontier Logo
8:10 pm - 11:50 pmMEM-ONT
5h 40m1 stop
$143Frontier
Find Deal
Thu, Nov 13 - Mon, Nov 17
Frontier Logo
5:53 am - 5:22 pmONT-TYS
8h 29m1 stop
Frontier Logo
7:17 pm - 11:50 pmTYS-ONT
7h 33m1 stop
$182Frontier
Find Deal
Sun, Nov 2 - Thu, Nov 6
Multiple Airlines Logo
7:44 pm - 12:05 pmONT-MEM
14h 21m1 stop
Multiple Airlines Logo
8:10 pm - 8:42 pmMEM-ONT
26h 32m2 stops
$240Multiple Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 3
Multiple Airlines Logo
6:05 am - 11:59 pmONT-BNA
15h 54m2 stops
Multiple Airlines Logo
10:37 pm - 7:47 amBNA-ONT
11h 10m1 stop
$244Multiple Airlines
Find Deal
Thu, Oct 23 - Sun, Oct 26
American Airlines Logo
10:34 pm - 9:19 amONT-BNA
8h 45m1 stop
American Airlines Logo
5:00 am - 9:57 amBNA-ONT
6h 57m1 stop
$277American Airlines
Find Deal
Mon, Nov 3 - Tue, Nov 11
Delta Logo
1:15 pm - 10:00 pmONT-BNA
6h 45m1 stop
Delta Logo
7:15 pm - 11:39 pmBNA-ONT
6h 24m1 stop
$281Delta
Find Deal
Fri, Oct 24 - Mon, Oct 27
American Airlines Logo
10:34 pm - 9:19 amONT-BNA
8h 45m1 stop
American Airlines Logo
8:55 am - 4:03 pmBNA-ONT
9h 08m2 stops
$282American Airlines
Find Deal
Mon, Nov 3 - Tue, Nov 11
Delta Logo
1:15 pm - 10:00 pmONT-BNA
6h 45m1 stop
Delta Logo
7:23 pm - 11:52 pmBNA-ONT
6h 29m1 stop
$285Delta
Find Deal
Fri, Nov 7 - Sun, Nov 9
United Airlines Logo
6:00 am - 6:10 pmONT-TYS
9h 10m1 stop
United Airlines Logo
4:55 pm - 8:44 pmTYS-ONT
6h 49m1 stop
$368United Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
United Airlines Logo
6:36 pm - 11:36 amONT-CHA
14h 00m2 stops
United Airlines Logo
2:01 pm - 10:52 pmCHA-ONT
11h 51m2 stops
$406United Airlines
Find Deal
Tue, Oct 7 - Sat, Oct 11

Delta flights from Ontario to Tennessee

Our best Delta deals on Ontario to Tennessee flight tickets
Delta
Oct 24
ONT1:15 pmOntario
6h 45m
1 stop
BNA10:00 pmNashville Intl
Oct 27
BNA7:15 pmNashville Intl
6h 24m
1 stop
ONT11:39 pmOntario
$281
Find similar
Delta
Nov 7
ONT1:15 pmOntario
6h 45m
1 stop
BNA10:00 pmNashville Intl
Nov 9
BNA7:23 pmNashville Intl
6h 29m
1 stop
ONT11:52 pmOntario
$285
Find similar
Delta
Dec 10
ONT6:00 amOntario
9h 08m
2 stops
BNA5:08 pmNashville Intl
Dec 14
BNA5:15 amNashville Intl
7h 25m
1 stop
ONT10:40 amOntario
$286
Find similar

Frontier flights from Ontario to Tennessee

Our best Frontier deals on Ontario to Tennessee flight tickets
Frontier
Nov 13
ONT6:53 amOntario
10h 29m
1 stop
MEM7:22 pmMemphis
Nov 17
MEM8:10 pmMemphis
5h 40m
1 stop
ONT11:50 pmOntario
$143
Find similar
Frontier
Sep 28
ONT8:59 pmOntario
18h 33m
1 stop
MEM5:32 pmMemphis
Oct 6
MEM6:22 pmMemphis
5h 51m
1 stop
ONT10:13 pmOntario
$166
Find similar
Frontier
Nov 2
ONT5:53 amOntario
8h 29m
1 stop
TYS5:22 pmKnoxville McGhee Tyson
Nov 6
TYS7:17 pmKnoxville McGhee Tyson
7h 33m
1 stop
ONT11:50 pmOntario
$182
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Tennessee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 23, 2025.
Use the filters below to find and compare flights from Ontario to Tennessee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Thu 11/13

6:53 am-7:22 pm

1 stop10h 29m

Memphis

Mon 11/17

8:10 pm-11:50 pm

1 stop5h 40m

$143

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Sun 11/2

5:53 am-5:22 pm

1 stop8h 29m

Knoxville McGhee Tyson

Thu 11/6

7:17 pm-11:50 pm

1 stop7h 33m

$182

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Thu 10/30

7:44 pm-12:05 pm

1 stop14h 21m

Memphis

Mon 11/3

8:10 pm-8:42 pm

2 stops26h 32m

$240

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Thu 10/23

6:05 am-11:59 pm

2 stops15h 54m

Nashville Intl

Sun 10/26

10:37 pm-7:47 am

1 stop11h 10m

$244

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Mon 11/3

10:34 pm-9:19 am

1 stop8h 45m

Nashville Intl

Tue 11/11

5:00 am-9:57 am

1 stop6h 57m

$277

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Fri 10/24

1:15 pm-10:00 pm

1 stop6h 45m

Nashville Intl

Mon 10/27

7:15 pm-11:39 pm

1 stop6h 24m

$281

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Mon 11/3

10:34 pm-9:19 am

1 stop8h 45m

Nashville Intl

Tue 11/11

8:55 am-4:03 pm

2 stops9h 08m

$282

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Fri 11/7

1:15 pm-10:00 pm

1 stop6h 45m

Nashville Intl

Sun 11/9

7:23 pm-11:52 pm

1 stop6h 29m

$285

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Wed 10/22

6:00 am-6:10 pm

1 stop9h 10m

Knoxville McGhee Tyson

Wed 10/29

4:55 pm-8:44 pm

1 stop6h 49m

$368

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Tue 10/7

6:36 pm-11:36 am

2 stops14h 00m

Chattanooga Lovell Field

Sat 10/11

2:01 pm-10:52 pm

2 stops11h 51m

$406

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tennessee from

How to get the cheapest flight ticket from Ontario to Tennessee

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 Tennessee?

The cheapest month to fly to Tennessee from Ontario is in January. Flight prices, which tend to average around $313, are often lower during this time because this is during the off-season. If you don’t want to visit Tennessee in January, then you should wait until February to fly from Ontario, when ticket prices are also cheap, with an average price of $313.

What is the cheapest day to depart on your flight to Tennessee?

The cheapest day to depart from Ontario to Tennessee is on a Tuesday. Travelers who choose to depart for Tennessee on a Tuesday will often find tickets for as low as $448. Flights from Ontario to Tennessee on a Thursday will generally be more expensive and average around $540. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Tennessee?

The cheapest time of day to fly to Tennessee is in the afternoon when flights can be purchased for as low as $231. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $512 on average. Flights to Tennessee from Ontario at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Ontario to Tennessee flight route?

Fly from Ontario to Nashville Intl for the best Ontario - Tennessee flight prices

How far in advance should I book a flight to Tennessee?

You are more likely to see cheaper flights to Tennessee from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Tennessee for around $398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tennessee from Ontario for as low as $299 on momondo.

What cabin class options are available on Ontario to Tennessee flights?

There is only 1 cabin class available to choose from on Ontario to Tennessee flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ontario to Tennessee flight deals and tips

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

Best Price Found

$194

Fastest flight time

3h 40m

Direct flights

Every day

Airports in Tennessee

1 airport
The best one-way flight to Tennessee from Ontario in the past 72 hours is $194. The best round-trip flight deal from Ontario to Tennessee found on momondo in the last 72 hours is $397.
The fastest flight from Ontario to Tennessee takes 3h 40m
Direct flights go from Ontario to Tennessee every day.
There is 1 airport near Tennessee: Nashville Intl (BNA)
Search flight deals

  • When did momondo last update prices for flights from Ontario Airport to Tennessee?

    Prices for flights from Ontario Airport to Tennessee were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Tennessee?

  • How old do you have to be to fly from Ontario Airport to Tennessee?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Tennessee.

  • What documentation or ID do you need to fly to Tennessee?

    The required travel and health documents for your Tennessee 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 Tennessee. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ontario to Tennessee?

Best airlines flying from Ontario to Tennessee

Compare and see reviews for airlines that fly from Ontario to Tennessee with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,041 reviews
Search Spirit Airlines flights
FrontierPriceFrom $126Free CancellationRating
5.8
3,165 reviews
Search Frontier flights
DeltaPriceFrom $239Free CancellationRating
7.9
7,974 reviews
Search Delta flights
United AirlinesPriceFrom $256Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $257Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $285Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Why use momondo?

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

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

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

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

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

Once you have performed a search for Ontario to Tennessee 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 Ontario to Tennessee right now. Can momondo alert me if prices change?

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

An easier way to manage your Tennessee trip

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