$80+ Cheap flights from Ontario (ONT) to Tennessee
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
Apr 27 — May 41
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Tennessee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Tennessee
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Cheapest flights from Ontario to TennesseeExplore the most affordable flight options available from Ontario to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
Explore the most affordable flight options available from Ontario to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
This Frontier deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Sun 4/261:14 pm
MEM
- ONT
1 stop21h 10m
Frontier
Deal found 3/24![Frontier logo]()
$162
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:00 am
ONT
- MEM
1 stop6h 43m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$180
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$185
This Expedia deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:50 pm
ONT
- MEM
1 stop27h 16m
Frontier
Sun 5/107:51 pm
MEM
- ONT
1 stop13h 58m
Frontier
Deal found 3/27![Frontier logo]()
$186
This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 4/304:36 pm
MEM
- ONT
1 stop16h 55m
Frontier
Deal found 3/24![Frontier logo]()
$192
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:44 am
ONT
- MEM
1 stop26h 03m
Frontier
Thu 4/238:30 pm
MEM
- ONT
1 stop13h 54m
Frontier
Deal found 3/27![Frontier logo]()
$196
This Expedia deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:03 pm
ONT
- MEM
1 stop19h 40m
Frontier
Sun 4/128:30 pm
MEM
- ONT
1 stop13h 34m
Frontier
Deal found 3/24![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Fri 5/157:54 pm
MEM
- ONT
1 stop5h 55m
Frontier
Deal found 3/25![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:20 am
ONT
- MEM
1 stop7h 16m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Fri 5/87:54 pm
MEM
- ONT
1 stop5h 55m
Frontier
Deal found 3/26![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:59 am
ONT
- TYS
1 stop11h 34m
Frontier
Thu 4/304:28 pm
TYS
- ONT
1 stop18h 03m
Frontier
Deal found 3/23![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:59 am
ONT
- BNA
1 stop11h 30m
Multiple Airlines
Tue 4/213:27 pm
BNA
- ONT
2 stops31h 12m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$259
Best flights from Ontario to TennesseeDiscover carefully curated flight deals from Ontario to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
Discover carefully curated flight deals from Ontario to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:25 pm
ONT
- BNA
1 stop8h 10m
Delta
Wed 4/157:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Deal found 3/23![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:59 pm
ONT
- BNA
2 stops11h 54m
United Airlines
Sat 5/911:45 am
BNA
- ONT
1 stop8h 16m
United Airlines
Deal found 3/25![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1312:40 pm
ONT
- BNA
2 stops7h 35m
Southwest
Sat 5/167:50 am
BNA
- ONT
2 stops9h 45m
Southwest
Deal found 3/24![Southwest logo]()
$371
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2912:40 pm
ONT
- TRI
1 stop7h 46m
American Airlines
Wed 6/34:12 pm
TRI
- ONT
2 stops10h 47m
American Airlines
Deal found 3/25![American Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:15 pm
ONT
- BNA
1 stop7h 29m
Delta
Thu 4/307:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Deal found 3/25![Delta logo]()
$282
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:35 pm
ONT
- BNA
1 stop8h 35m
Delta
Mon 5/117:27 pm
BNA
- ONT
1 stop6h 07m
Delta
Deal found 3/26![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:59 pm
ONT
- BNA
1 stop9h 31m
United Airlines
Wed 5/204:34 pm
BNA
- ONT
1 stop7h 24m
United Airlines
Deal found 3/24![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:45 pm
ONT
- BNA
1 stop6h 20m
Southwest
Sat 5/309:40 am
BNA
- ONT
2 stops14h 20m
Southwest
Deal found 3/23![Southwest logo]()
$371
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:25 pm
ONT
- BNA
1 stop8h 10m
Delta
Wed 4/157:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Deal found 3/27![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am
ONT
- CHA
1 stop7h 28m
United Airlines
Wed 9/305:20 pm
CHA
- ONT
1 stop7h 01m
United Airlines
Deal found 3/23![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:59 pm
ONT
- TRI
2 stops12h 46m
American Airlines
Wed 4/155:08 pm
TRI
- ONT
1 stop9h 38m
American Airlines
Deal found 3/23![American Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:49 pm
ONT
- BNA
1 stop6h 20m
Delta
Thu 4/237:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Deal found 3/26![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:30 pm
ONT
- MEM
1 stop5h 55m
Southwest
Tue 6/166:40 am
MEM
- ONT
1 stop6h 50m
Southwest
Deal found 3/24![Southwest logo]()
$406
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:05 am
ONT
- CHA
2 stops10h 18m
United Airlines
Tue 4/215:20 pm
CHA
- ONT
1 stop7h 30m
United Airlines
Deal found 3/24![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:29 pm
ONT
- BNA
1 stop5h 57m
Delta
Sat 4/2511:19 am
BNA
- ONT
1 stop9h 14m
Delta
Deal found 3/28![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:13 pm
ONT
- CHA
2 stops11h 56m
United Airlines
Wed 9/305:20 pm
CHA
- ONT
1 stop7h 01m
United Airlines
Deal found 3/23![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:49 pm
ONT
- TYS
1 stop8h 05m
Delta
Tue 5/125:59 pm
TYS
- ONT
1 stop6h 49m
Delta
Deal found 3/25![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
ONT
- CHA
1 stop6h 43m
United Airlines
Wed 5/274:42 pm
CHA
- ONT
1 stop8h 13m
United Airlines
Deal found 3/27![United Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:50 pm
ONT
- MEM
1 stop5h 20m
Southwest
Sun 5/244:30 pm
MEM
- ONT
2 stops7h 10m
Southwest
Deal found 3/24![Southwest logo]()
$492
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:00 pm
ONT
- BNA
1 stop8h 35m
Delta
Mon 5/187:27 pm
BNA
- ONT
1 stop6h 07m
Delta
Deal found 3/23![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:49 pm
ONT
- TYS
2 stops12h 19m
United Airlines
Sat 4/1810:49 am
TYS
- ONT
2 stops14h 56m
United Airlines
Deal found 3/25![United Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:49 pm
ONT
- MEM
1 stop8h 37m
Delta
Thu 5/147:35 am
MEM
- ONT
1 stop6h 44m
Delta
Deal found 3/25![Delta logo]()
$360
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:59 pm
ONT
- TRI
2 stops11h 31m
American Airlines
Mon 4/272:55 pm
TRI
- ONT
2 stops11h 51m
American Airlines
Deal found 3/23![American Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 am
ONT
- MEM
1 stop8h 47m
United Airlines
Tue 4/213:58 pm
MEM
- ONT
1 stop6h 38m
United Airlines
Deal found 3/23![United Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:40 am
ONT
- TYS
2 stops7h 55m
Southwest
Tue 5/267:05 am
TYS
- ONT
2 stops8h 10m
Southwest
Deal found 3/27![Southwest logo]()
$568
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2010:15 pm
ONT
- TRI
1 stop8h 04m
Delta
Mon 4/274:04 pm
TRI
- ONT
1 stop7h 56m
Delta
Deal found 3/23![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
ONT
- MEM
2 stops12h 54m
United Airlines
Tue 6/27:00 am
MEM
- ONT
2 stops12h 28m
United Airlines
Deal found 3/26![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:15 pm
ONT
- CHA
1 stop7h 49m
Delta
Tue 4/215:45 am
CHA
- ONT
1 stop8h 51m
Delta
Deal found 3/24![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:00 am
ONT
- TYS
1 stop7h 53m
United Airlines
Tue 6/165:57 pm
TYS
- ONT
1 stop7h 49m
United Airlines
Deal found 3/26![United Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1710:15 pm
ONT
- CHA
1 stop8h 42m
Delta
Fri 4/243:13 pm
CHA
- ONT
1 stop8h 47m
Delta
Deal found 3/24![Delta logo]()
$369
Last-minute flights from Ontario to TennesseeDiscover last-minute flight deals from Ontario to Tennessee. Data last updated March 28, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tennessee. Data last updated March 28, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:03 pm
ONT
- MEM
1 stop19h 40m
Frontier
Sun 4/128:30 pm
MEM
- ONT
1 stop13h 34m
Frontier
Deal found 3/24![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:00 am
ONT
- MEM
1 stop6h 43m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$180
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:20 am
ONT
- MEM
1 stop7h 16m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:20 am
ONT
- BNA
1 stop6h 09m
Frontier
Thu 4/233:24 pm
BNA
- ONT
1 stop10h 31m
Frontier
Deal found 3/24![Frontier logo]()
$260
This CheapOair deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:59 am
ONT
- TYS
1 stop11h 34m
Frontier
Thu 4/304:28 pm
TYS
- ONT
1 stop18h 03m
Frontier
Deal found 3/23![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:59 am
ONT
- BNA
1 stop11h 30m
Multiple Airlines
Tue 4/213:27 pm
BNA
- ONT
2 stops31h 12m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$259
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 5/76:22 pm
MEM
- ONT
1 stop7h 27m
Frontier
Deal found 3/26![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Fri 5/157:54 pm
MEM
- ONT
1 stop5h 55m
Frontier
Deal found 3/25![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Fri 5/87:54 pm
MEM
- ONT
1 stop5h 55m
Frontier
Deal found 3/26![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:44 am
ONT
- MEM
1 stop26h 03m
Frontier
Thu 4/238:30 pm
MEM
- ONT
1 stop13h 54m
Frontier
Deal found 3/27![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Sun 4/261:14 pm
MEM
- ONT
1 stop21h 10m
Frontier
Deal found 3/24![Frontier logo]()
$162
This Booking.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 4/304:36 pm
MEM
- ONT
1 stop16h 55m
Frontier
Deal found 3/24![Frontier logo]()
$192
One-way flights from Ontario to TennesseeSearch for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
Search for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:30 am
ONT
- BNA
1 stop7h 29m
Frontier
Deal found 3/27![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Deal found 3/26![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 3/26![Frontier logo]()
$86
This Booking.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:59 am
ONT
- MEM
1 stop15h 58m
Frontier
Deal found 3/26![Frontier logo]()
$86
This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:00 am
ONT
- TYS
1 stop10h 33m
Frontier
Deal found 3/27![Frontier logo]()
$86
This CheapOair deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:44 pm
ONT
- MEM
1 stop21h 51m
Frontier
Deal found 3/24![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 3/25![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 3/26![Frontier logo]()
$97
This Trip.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2612:59 am
ONT
- BNA
1 stop12h 56m
Frontier
Deal found 3/28![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 3/27![Frontier logo]()
$100
This Priceline deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:00 am
ONT
- MEM
1 stop6h 43m
Frontier
Deal found 3/25![Frontier logo]()
$100
This Super.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:52 pm
ONT
- MEM
1 stop24h 51m
Frontier
Deal found 3/24![Frontier logo]()
$104
Find flight deals from Ontario to Tennessee
Keep the following information in mind while searching for Ontario to Tennessee flight deals. Data was last updated March 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (Frontier) |
One-way from | $80 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $498 |
Good round-trip deal | $463 or less |
Good one-way deal | $253 or less |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
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
Cheapest round-trip
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Fri 4/10
10:25 pm-8:35 am
1 stop8h 10m
Nashville Intl
Wed 4/15
7:20 pm-11:44 pm
1 stop6h 24m
$274
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Mon 4/27
10:15 pm-7:44 am
1 stop7h 29m
Nashville Intl
Thu 4/30
7:20 pm-11:44 pm
1 stop6h 24m
$282
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Fri 5/8
1:35 pm-12:10 am
1 stop8h 35m
Nashville Intl
Mon 5/11
7:27 pm-11:34 pm
1 stop6h 07m
$302
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Wed 4/8
10:25 pm-8:35 am
1 stop8h 10m
Nashville Intl
Wed 4/15
7:20 pm-11:44 pm
1 stop6h 24m
$313
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Sun 4/19
12:49 pm-9:09 pm
1 stop6h 20m
Nashville Intl
Thu 4/23
7:20 pm-11:44 pm
1 stop6h 24m
$321
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Sat 4/18
1:29 pm-9:26 pm
1 stop5h 57m
Nashville Intl
Sat 4/25
11:19 am-6:33 pm
1 stop9h 14m
$321
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Tue 5/5
6:59 pm-8:53 am
2 stops11h 54m
Nashville Intl
Sat 5/9
11:45 am-6:01 pm
1 stop8h 16m
$340
OntarioKnoxville
ONT - TYS
ONTTYS
Ontario
Tue 4/28
12:49 pm-11:54 pm
1 stop8h 05m
Knoxville McGhee Tyson
Tue 5/12
5:59 pm-9:48 pm
1 stop6h 49m
$348
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Fri 5/15
10:00 pm-8:35 am
1 stop8h 35m
Nashville Intl
Mon 5/18
7:27 pm-11:34 pm
1 stop6h 07m
$349
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Thu 5/14
6:59 pm-6:30 am
1 stop9h 31m
Nashville Intl
Wed 5/20
4:34 pm-9:58 pm
1 stop7h 24m
$352
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Ontario with our price prediction graph.
ONT-MEM
ONT-TYS
ONT-BNA
ONT-TRI
ONT-CHA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Tennessee
ONT-USTN
ONT-MEM
ONT-TYS
ONT-BNA
ONT-TRI
What is the cheapest month to book a flight from Ontario to Tennessee?
Currently, March is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $72). Flying from Ontario to Tennessee in February is currently the most expensive (average of $189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to TN?
Find hourly flight availability from Ontario to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Tennessee as you normally would.
How much does it cost to fly round-trip from Ontario to Tennessee?
Reviews of airlines servicing Tennessee
Get insights into the airlines that provide service to Tennessee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tennessee. Reviews last updated March 28, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Ontario to Tennessee by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Tennessee
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Tennessee by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Tennessee by cabin class
Find flights from Ontario to Tennessee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Tennessee flights
Browse other Ontario and Tennessee flight options. Last updated on March 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Tennessee flights
Consider these flights traveling from Ontario to Tennessee.
Top 6 airlines flying from Ontario to Tennessee
Discover the top 6 airlines that operate flights from Ontario to Tennessee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$347 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$189 | Average$406 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$393 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$426 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$479 | FlexibilityNo cancel fee | On-time63% |