$121+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
Jul 19 — Jul 261
Round-trip
1 adult, Economy
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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 June 19, 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 June 19, 2026.
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 8/126:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 8/177:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 8/266:00 am
ONT
- TYS
1 stop28h 49m
Multiple Airlines
Sun 8/307:00 am
TYS
- ONT
1 stop30h 05m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Fri 10/1611:16 am
ONT
- MEM
1 stop7h 53m
Multiple Airlines
Mon 10/199:35 pm
MEM
- ONT
1 stop14h 46m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 8/196:00 am
ONT
- TYS
1 stop28h 49m
Multiple Airlines
Mon 8/2412:54 pm
TYS
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$262
This Frontier deal was found by Cheapflights users on 6/17. 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.
Fri 8/1410:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Wed 8/197:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/17![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/156:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/297:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$271
This Frontier deal was found by Cheapflights users on 6/17. 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 8/1010:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Wed 8/197:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/17![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 6/16. 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 7/276:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Wed 7/298:19 pm
TYS
- ONT
1 stop6h 31m
Frontier
Deal found 6/16![Frontier logo]()
$279
This Frontier deal was found by Cheapflights users on 6/17. 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 7/206:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/227:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Thu 10/152:58 pm
ONT
- MEM
1 stop28h 11m
Multiple Airlines
Mon 10/199:35 pm
MEM
- ONT
1 stop14h 46m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$282
This Frontier deal was found by Cheapflights users on 6/17. 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.
Fri 8/76:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Wed 8/128:19 pm
TYS
- ONT
1 stop6h 31m
Frontier
Deal found 6/17![Frontier logo]()
$284
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/1510:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Mon 8/37:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$289
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 June 19, 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 June 19, 2026.
This Southwest deal was found by Cheapflights users on 6/15. 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 7/292:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Tue 8/42:35 pm
MEM
- ONT
1 stop6h 20m
Southwest
Deal found 6/15![Southwest logo]()
$355
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/242:15 pm
ONT
- TRI
1 stop7h 13m
American Airlines
Fri 7/314:09 pm
TRI
- ONT
1 stop9h 25m
American Airlines
Deal found 6/16![American Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 6/18. 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 8/1912:00 pm
ONT
- BNA
1 stop6h 40m
Delta
Sat 8/225:00 pm
BNA
- ONT
1 stop7h 23m
Delta
Deal found 6/18![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 6/15. 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 10/277:00 am
ONT
- CHA
1 stop7h 20m
United Airlines
Sat 10/312:01 pm
CHA
- ONT
2 stops12h 05m
United Airlines
Deal found 6/15![United Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:50 pm
ONT
- BNA
2 stops22h 41m
Alaska Airlines
Sun 9/277:00 am
BNA
- ONT
1 stop9h 16m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$513
This Southwest deal was found by Cheapflights users on 6/18. 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 7/82:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Wed 7/225:50 am
MEM
- ONT
2 stops7h 40m
Southwest
Deal found 6/18![Southwest logo]()
$360
This American Airlines deal was found by Cheapflights users on 6/15. 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 7/242:15 pm
ONT
- TRI
1 stop7h 13m
American Airlines
Thu 7/305:24 pm
TRI
- ONT
1 stop8h 08m
American Airlines
Deal found 6/15![American Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 6/14. 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 7/299:40 am
ONT
- BNA
1 stop6h 33m
Delta
Fri 8/77:39 pm
BNA
- ONT
1 stop5h 55m
Delta
Deal found 6/14![Delta logo]()
$401
This KAYAK deal was found by Cheapflights users on 6/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:11 am
ONT
- BNA
1 stop5h 51m
American Airlines
Thu 8/65:00 am
BNA
- ONT
1 stop6h 34m
American Airlines
Deal found 6/19![American Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 6/16. 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 7/319:40 am
ONT
- BNA
2 stops7h 55m
Southwest
Tue 8/48:10 am
BNA
- ONT
2 stops9h 55m
Southwest
Deal found 6/16![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 6/15. 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 8/45:00 am
ONT
- TYS
1 stop7h 53m
United Airlines
Tue 8/119:00 am
TYS
- ONT
1 stop6h 50m
United Airlines
Deal found 6/15![United Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 6/15. 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.
Thu 10/812:00 pm
ONT
- CHA
1 stop8h 51m
Delta
Mon 10/124:30 pm
CHA
- ONT
1 stop8h 44m
Delta
Deal found 6/15![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/14. 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.
Sun 11/159:55 am
ONT
- BNA
1 stop6h 30m
Southwest
Thu 11/196:00 am
BNA
- ONT
2 stops8h 45m
Southwest
Deal found 6/14![Southwest logo]()
$416
This Delta deal was found by Cheapflights users on 6/15. 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.
Thu 9/1710:00 pm
ONT
- TYS
1 stop8h 39m
Delta
Sun 9/205:45 am
TYS
- ONT
1 stop8h 02m
Delta
Deal found 6/15![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 6/14. 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 8/185:00 am
ONT
- MEM
1 stop7h 50m
United Airlines
Wed 8/197:15 am
MEM
- ONT
2 stops13h 01m
United Airlines
Deal found 6/14![United Airlines logo]()
$460
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:56 pm
ONT
- BNA
2 stops14h 31m
Alaska Airlines
Sun 10/255:20 pm
BNA
- ONT
2 stops22h 01m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 6/18. 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.
Tue 7/710:25 am
ONT
- CHA
2 stops10h 40m
American Airlines
Sat 7/116:00 am
CHA
- ONT
1 stop6h 29m
American Airlines
Deal found 6/18![American Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 6/17. 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 8/712:00 pm
ONT
- MEM
1 stop8h 48m
Delta
Sat 8/151:54 pm
MEM
- ONT
1 stop6h 35m
Delta
Deal found 6/17![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 6/14. 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 11/116:53 pm
ONT
- TYS
2 stops12h 06m
United Airlines
Wed 11/182:00 pm
TYS
- ONT
2 stops12h 06m
United Airlines
Deal found 6/14![United Airlines logo]()
$465
This Southwest deal was found by Cheapflights users on 6/17. 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 7/86:10 am
ONT
- BNA
2 stops8h 00m
Southwest
Mon 7/1312:55 pm
BNA
- ONT
2 stops9h 05m
Southwest
Deal found 6/17![Southwest logo]()
$451
This United Airlines deal was found by Cheapflights users on 6/19. 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 7/45:00 am
ONT
- CHA
2 stops12h 49m
United Airlines
Wed 7/84:42 pm
CHA
- ONT
1 stop8h 13m
United Airlines
Deal found 6/19![United Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 6/19. 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 7/1311:59 pm
ONT
- CHA
1 stop8h 48m
American Airlines
Mon 7/204:33 pm
CHA
- ONT
2 stops10h 26m
American Airlines
Deal found 6/19![American Airlines logo]()
$514
This Southwest deal was found by Cheapflights users on 6/15. 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 7/202:30 pm
ONT
- MEM
2 stops7h 25m
Southwest
Thu 7/234:10 pm
MEM
- ONT
2 stops8h 05m
Southwest
Deal found 6/15![Southwest logo]()
$477
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 9/1710:00 pm
ONT
- CHA
1 stop8h 18m
Delta
Sun 9/206:15 pm
CHA
- ONT
1 stop7h 11m
Delta
Deal found 6/17![Delta logo]()
$479
This United Airlines deal was found by Cheapflights users on 6/16. 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 10/148:03 am
ONT
- CHA
2 stops13h 07m
United Airlines
Sat 10/241:52 pm
CHA
- ONT
2 stops12h 07m
United Airlines
Deal found 6/16![United Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 6/3012:41 pm
ONT
- TRI
1 stop7h 45m
American Airlines
Fri 7/106:15 pm
TRI
- ONT
1 stop7h 19m
American Airlines
Deal found 6/16![American Airlines logo]()
$535
This Southwest deal was found by Cheapflights users on 6/15. 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 7/1712:45 pm
ONT
- MEM
2 stops7h 45m
Southwest
Mon 7/275:10 pm
MEM
- ONT
2 stops8h 25m
Southwest
Deal found 6/15![Southwest logo]()
$497
This Delta deal was found by Cheapflights users on 6/18. 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 11/2212:00 pm
ONT
- CHA
1 stop7h 06m
Delta
Sat 12/51:10 pm
CHA
- ONT
1 stop8h 08m
Delta
Deal found 6/18![Delta logo]()
$499
This United Airlines deal was found by Cheapflights users on 6/18. 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 9/151:18 pm
ONT
- MEM
1 stop5h 24m
United Airlines
Fri 9/184:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 6/18![United Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 6/15. 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 8/225:00 am
ONT
- CHA
2 stops9h 08m
United Airlines
Sat 8/294:30 pm
CHA
- ONT
1 stop7h 23m
United Airlines
Deal found 6/15![United Airlines logo]()
$507
Last-minute flights from Ontario to TennesseeDiscover last-minute flight deals from Ontario to Tennessee. Data last updated June 19, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tennessee. Data last updated June 19, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/15. 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.
Mon 7/66:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Wed 7/158:19 pm
TYS
- ONT
1 stop16h 45m
Frontier
Deal found 6/15![Frontier logo]()
$304
This Trip.com deal was found by Cheapflights users on 6/18. 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.
Wed 7/810:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Wed 7/227:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/18![Frontier logo]()
$295
This Booking.com deal was found by Cheapflights users on 6/15. 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.
Fri 7/106:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/157:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/15![Frontier logo]()
$309
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/156:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/297:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$271
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/1510:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Mon 8/37:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/1510:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Fri 7/317:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$297
This Frontier deal was found by Cheapflights users on 6/16. 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.
Fri 7/176:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 7/207:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/16![Frontier logo]()
$298
This Frontier deal was found by Cheapflights users on 6/17. 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.
Fri 7/176:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 7/247:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$306
This Frontier deal was found by Cheapflights users on 6/17. 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 7/206:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/227:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/17![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 6/16. 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 7/206:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Mon 8/38:19 pm
TYS
- ONT
1 stop6h 31m
Frontier
Deal found 6/16![Frontier logo]()
$298
This Frontier deal was found by Cheapflights users on 6/16. 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 7/276:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Wed 7/298:19 pm
TYS
- ONT
1 stop6h 31m
Frontier
Deal found 6/16![Frontier logo]()
$279
This Frontier deal was found by Cheapflights users on 6/19. 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 7/276:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Fri 7/318:19 pm
TYS
- ONT
1 stop6h 31m
Frontier
Deal found 6/19![Frontier logo]()
$303
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 June 19, 2026.
Search for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
This Frontier deal was found by Cheapflights users on 6/18. 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 8/1010:49 am
ONT
- MEM
1 stop6h 14m
Frontier
Deal found 6/18![Frontier logo]()
$121
This Trip.com deal was found by Cheapflights users on 6/15. 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.
Wed 9/96:00 am
ONT
- BNA
1 stop10h 47m
Frontier
Deal found 6/15![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 6/17. 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.
Mon 8/108:17 am
ONT
- BNA
1 stop8h 56m
Frontier
Deal found 6/17![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 6/19. 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 7/223:40 pm
ONT
- BNA
1 stop21h 06m
Frontier
Deal found 6/19![Frontier logo]()
$128
This Booking.com deal was found by Cheapflights users on 6/18. 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.
Wed 8/55:08 pm
ONT
- BNA
1 stop19h 38m
Frontier
Deal found 6/18![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 6/18. 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 7/153:40 pm
ONT
- BNA
1 stop21h 06m
Frontier
Deal found 6/18![Frontier logo]()
$133
This Trip.com deal was found by Cheapflights users on 6/15. 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.
Wed 8/1910:50 am
ONT
- BNA
1 stop22h 14m
Frontier
Deal found 6/15![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 6/15. 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 7/226:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Deal found 6/15![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 6/18. 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.
Sat 9/126:00 am
ONT
- BNA
1 stop10h 47m
Frontier
Deal found 6/18![Frontier logo]()
$135
This Booking.com deal was found by Cheapflights users on 6/18. 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.
Wed 7/81:38 pm
ONT
- BNA
1 stop23h 08m
Frontier
Deal found 6/18![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 6/18. 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.
Wed 7/156:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Deal found 6/18![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 8/268:33 pm
ONT
- MEM
2 stops36h 55m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$137
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 June 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Frontier) |
One-way from | $121 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $470 |
Good round-trip deal | $443 or less |
Good one-way deal | $203 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 June 19, 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
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 7/29
2:50 pm-10:40 pm
1 stop5h 50m
Memphis
Tue 8/4
2:35 pm-6:55 pm
1 stop6h 20m
$355
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 7/8
2:50 pm-10:40 pm
1 stop5h 50m
Memphis
Wed 7/22
5:50 am-11:30 am
2 stops7h 40m
$360
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 7/24
2:15 pm-12:28 am
1 stop7h 13m
Blountville Tri Cities TN/VA
Fri 7/31
4:09 pm-10:34 pm
1 stop9h 25m
$384
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 7/24
2:15 pm-12:28 am
1 stop7h 13m
Blountville Tri Cities TN/VA
Thu 7/30
5:24 pm-10:32 pm
1 stop8h 08m
$384
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Wed 8/19
12:00 pm-8:40 pm
1 stop6h 40m
Nashville Intl
Sat 8/22
5:00 pm-10:23 pm
1 stop7h 23m
$397
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Wed 7/29
9:40 am-6:13 pm
1 stop6h 33m
Nashville Intl
Fri 8/7
7:39 pm-11:34 pm
1 stop5h 55m
$401
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Mon 8/3
6:11 am-2:02 pm
1 stop5h 51m
Nashville Intl
Thu 8/6
5:00 am-9:34 am
1 stop6h 34m
$408
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Fri 7/31
9:40 am-7:35 pm
2 stops7h 55m
Nashville Intl
Tue 8/4
8:10 am-4:05 pm
2 stops9h 55m
$411
OntarioChattanooga
ONT - CHA
ONTCHA
Ontario
Thu 10/8
12:00 pm-11:51 pm
1 stop8h 51m
Chattanooga Lovell Field
Mon 10/12
4:30 pm-10:14 pm
1 stop8h 44m
$414
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Sun 11/15
9:55 am-6:25 pm
1 stop6h 30m
Nashville Intl
Thu 11/19
6:00 am-12:45 pm
2 stops8h 45m
$416
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-BNA
ONT-TYS
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-BNA
ONT-TYS
ONT-TRI
What is the cheapest month to book a flight from Ontario to Tennessee?
Currently, November is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $85). Flying from Ontario to Tennessee in March is currently the most expensive (average of $236). 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 June 19, 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?
How far ahead should I book a flight from Ontario to Tennessee?
Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Tennessee. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 June 19, 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.
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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.
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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 June 19, 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 7 airlines flying from Ontario to Tennessee
Discover the top 7 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 June 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$247 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$378 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$155 | Average$421 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$227 | Average$348 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$310 | Average$488 | FlexibilityNo cancel fee | On-time63% |