$82+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
Jul 5 — Jul 121
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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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 5, 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 5, 2026.
This Frontier deal was found by Cheapflights users on 6/1. 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 8/196:00 am
ONT
- MEM
1 stop11h 14m
Frontier
Mon 8/247:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/1![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 6/2. 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 8/2610:50 am
ONT
- MEM
1 stop6h 24m
Frontier
Mon 8/317:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 6/2![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 8/126:00 am
ONT
- TYS
1 stop29h 01m
Multiple Airlines
Mon 8/172:47 pm
TYS
- ONT
1 stop27h 22m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$265
This Frontier deal was found by Cheapflights users on 5/30. 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
Wed 8/197:59 pm
MEM
- ONT
1 stop5h 50m
Frontier
Deal found 5/30![Frontier logo]()
$272
This American Airlines deal was found by Cheapflights users on 5/31. 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
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 5/31![American Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 6/1. 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 8/1812:00 pm
ONT
- MEM
1 stop6h 40m
Delta
Wed 8/267:10 am
MEM
- ONT
1 stop6h 55m
Delta
Deal found 6/1![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 6/1. 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
- TYS
1 stop8h 52m
Delta
Wed 8/265:45 am
TYS
- ONT
1 stop7h 57m
Delta
Deal found 6/1![Delta logo]()
$277
This Frontier deal was found by Cheapflights users on 6/2. 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 7/227:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/2![Frontier logo]()
$280
This United Airlines deal was found by Cheapflights users on 5/31. 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 8/181:18 pm
ONT
- TYS
1 stop6h 11m
United Airlines
Tue 8/259:00 am
TYS
- ONT
2 stops12h 11m
United Airlines
Deal found 5/31![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 5/31. 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 9/57:05 am
ONT
- MEM
1 stop7h 47m
Delta
Tue 9/86:00 am
MEM
- ONT
1 stop7h 04m
Delta
Deal found 5/31![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/1511:59 pm
ONT
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 6/1![American Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Sat 10/1711:38 am
ONT
- TYS
1 stop22h 33m
Multiple Airlines
Fri 10/2312:49 pm
TYS
- ONT
1 stop30h 21m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$296
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 5, 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 5, 2026.
This Delta deal was found by Cheapflights users on 6/4. 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 9/251:00 pm
ONT
- BNA
1 stop7h 00m
Delta
Sun 9/277:30 pm
BNA
- ONT
1 stop6h 07m
Delta
Deal found 6/4![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 7/115:34 am
ONT
- CHA
1 stop6h 59m
American Airlines
Sat 7/188:14 pm
CHA
- ONT
1 stop6h 45m
American Airlines
Deal found 6/1![American Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 5/31. 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 7/152:50 pm
ONT
- MEM
1 stop5h 50m
Southwest
Thu 7/162:35 pm
MEM
- ONT
1 stop9h 50m
Southwest
Deal found 5/31![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 5/31. 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 8/255:00 am
ONT
- TYS
1 stop7h 54m
United Airlines
Tue 9/19:00 am
TYS
- ONT
2 stops12h 11m
United Airlines
Deal found 5/31![United Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 5/31. 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 9/3011:59 am
ONT
- TYS
1 stop8h 51m
Delta
Mon 10/512:00 pm
TYS
- ONT
1 stop9h 04m
Delta
Deal found 5/31![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 6/2. 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 7/224:35 pm
ONT
- BNA
1 stop5h 20m
Southwest
Wed 8/54:50 pm
BNA
- ONT
2 stops7h 15m
Southwest
Deal found 6/2![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 5/31. 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 7/95:00 am
ONT
- MEM
1 stop7h 26m
United Airlines
Mon 7/133:25 pm
MEM
- ONT
1 stop7h 17m
United Airlines
Deal found 5/31![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 6/4. 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
Sat 7/1112:55 pm
BNA
- ONT
2 stops8h 55m
Southwest
Deal found 6/4![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/3. 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 9/31:18 pm
ONT
- MEM
1 stop6h 39m
United Airlines
Sun 9/68:30 am
MEM
- ONT
2 stops11h 41m
United Airlines
Deal found 6/3![United Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 6/2. 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 7/312:50 pm
ONT
- MEM
1 stop7h 35m
Southwest
Tue 7/79:55 am
MEM
- ONT
1 stop11h 05m
Southwest
Deal found 6/2![Southwest logo]()
$409
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Thu 8/2012:33 pm
ONT
- CHA
1 stop7h 26m
American Airlines
Sun 8/234:19 pm
CHA
- ONT
2 stops9h 40m
American Airlines
Deal found 5/31![American Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/271:18 pm
ONT
- MEM
1 stop6h 39m
United Airlines
Mon 8/314:33 pm
MEM
- ONT
1 stop6h 20m
United Airlines
Deal found 5/30![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 6/2. 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 6/189:40 am
ONT
- MEM
1 stop6h 03m
Delta
Wed 6/245:15 am
MEM
- ONT
1 stop7h 25m
Delta
Deal found 6/2![Delta logo]()
$485
This Southwest deal was found by Cheapflights users on 5/30. 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 7/81:20 pm
ONT
- MEM
1 stop7h 20m
Southwest
Sun 7/125:35 am
MEM
- ONT
2 stops8h 05m
Southwest
Deal found 5/30![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 6/4. 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.
Tue 8/48:35 am
ONT
- MEM
2 stops7h 15m
Southwest
Sun 8/96:40 am
MEM
- ONT
1 stop5h 20m
Southwest
Deal found 6/4![Southwest logo]()
$409
This Delta deal was found by Cheapflights users on 6/3. 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 6/1110:00 pm
ONT
- CHA
1 stop8h 19m
Delta
Sun 6/145:35 am
CHA
- ONT
1 stop8h 05m
Delta
Deal found 6/3![Delta logo]()
$509
This American Airlines deal was found by Cheapflights users on 6/1. 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 6/171:11 pm
ONT
- CHA
2 stops8h 07m
American Airlines
Mon 6/228:14 pm
CHA
- ONT
1 stop6h 45m
American Airlines
Deal found 6/1![American Airlines logo]()
$572
This Southwest deal was found by Cheapflights users on 5/31. 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 9/175:40 am
ONT
- BNA
2 stops7h 40m
Southwest
Sun 9/207:15 am
BNA
- ONT
1 stop8h 55m
Southwest
Deal found 5/31![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/305:45 am
ONT
- MEM
1 stop5h 56m
United Airlines
Wed 8/53:23 pm
MEM
- ONT
1 stop8h 32m
United Airlines
Deal found 6/4![United Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 6/4. 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 6/101:11 pm
ONT
- CHA
2 stops8h 07m
American Airlines
Sun 6/146:01 am
CHA
- ONT
1 stop6h 30m
American Airlines
Deal found 6/4![American Airlines logo]()
$576
This Delta deal was found by Cheapflights users on 6/2. 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 9/1811:59 am
ONT
- TYS
1 stop8h 51m
Delta
Sun 9/205:45 am
TYS
- ONT
1 stop8h 02m
Delta
Deal found 6/2![Delta logo]()
$538
This Southwest deal was found by Cheapflights users on 6/2. 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 10/153:40 pm
ONT
- BNA
2 stops7h 00m
Southwest
Sun 10/185:10 am
BNA
- ONT
2 stops8h 20m
Southwest
Deal found 6/2![Southwest logo]()
$415
This United Airlines deal was found by Cheapflights users on 6/1. 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 7/16:10 am
ONT
- CHA
1 stop8h 13m
United Airlines
Tue 7/74:42 pm
CHA
- ONT
1 stop8h 13m
United Airlines
Deal found 6/1![United Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 7/181:11 pm
ONT
- TRI
2 stops8h 17m
American Airlines
Tue 7/212:16 pm
TRI
- ONT
2 stops11h 16m
American Airlines
Deal found 6/1![American Airlines logo]()
$618
This Southwest deal was found by Cheapflights users on 6/3. 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 7/39:40 pm
ONT
- BNA
1 stop5h 20m
Southwest
Wed 7/85:45 pm
BNA
- ONT
2 stops7h 20m
Southwest
Deal found 6/3![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 6/1. 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 8/106:00 am
ONT
- TYS
2 stops31h 58m
United Airlines
Wed 8/124:50 pm
TYS
- ONT
1 stop7h 03m
United Airlines
Deal found 6/1![United Airlines logo]()
$530
This Southwest deal was found by Cheapflights users on 6/3. 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 10/83:40 pm
ONT
- BNA
2 stops7h 00m
Southwest
Sun 10/115:10 am
BNA
- ONT
1 stop5h 50m
Southwest
Deal found 6/3![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Fri 7/245:45 am
ONT
- CHA
1 stop7h 18m
United Airlines
Sat 8/14:30 pm
CHA
- ONT
1 stop7h 12m
United Airlines
Deal found 6/3![United Airlines logo]()
$532
This Southwest deal was found by Cheapflights users on 6/1. 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.
Tue 6/236:35 pm
ONT
- BNA
1 stop8h 25m
Southwest
Wed 7/15:45 pm
BNA
- ONT
2 stops7h 15m
Southwest
Deal found 6/1![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 5/31. 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 6/306:10 am
ONT
- CHA
1 stop8h 13m
United Airlines
Sat 7/44:42 pm
CHA
- ONT
1 stop8h 15m
United Airlines
Deal found 5/31![United Airlines logo]()
$548
Last-minute flights from Ontario to TennesseeDiscover last-minute flight deals from Ontario to Tennessee. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tennessee. Data last updated June 5, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 6/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:00 am
ONT
- BNA
1 stop27h 24m
Frontier
Mon 6/226:35 pm
BNA
- ONT
1 stop22h 33m
Frontier
Deal found 6/2![Frontier logo]()
$320
This Booking.com deal was found by Cheapflights users on 6/2. 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 6/206:00 am
ONT
- BNA
1 stop27h 24m
Frontier
Sat 6/2712:09 pm
BNA
- ONT
1 stop23h 56m
Frontier
Deal found 6/2![Frontier logo]()
$314
This Expedia deal was found by Cheapflights users on 6/2. 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 7/86:00 am
ONT
- TYS
1 stop10h 24m
Frontier
Wed 7/158:19 pm
TYS
- ONT
1 stop16h 45m
Frontier
Deal found 6/2![Frontier logo]()
$310
This Expedia deal was found by Cheapflights users on 6/3. 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 7/86:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Wed 7/157:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/3![Frontier logo]()
$321
This United Airlines deal was found by Cheapflights users on 6/1. 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 7/95:00 am
ONT
- MEM
1 stop7h 26m
United Airlines
Mon 7/133:25 pm
MEM
- ONT
1 stop7h 17m
United Airlines
Deal found 6/1![United Airlines logo]()
$320
This Frontier deal was found by Cheapflights users on 6/3. 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 7/106:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 7/137:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/3![Frontier logo]()
$308
This American Airlines deal was found by Cheapflights users on 5/31. 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
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 5/31![American Airlines logo]()
$275
This Expedia deal was found by Cheapflights users on 6/4. 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 7/136:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Mon 7/207:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/4![Frontier logo]()
$298
This Frontier deal was found by Cheapflights users on 6/2. 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 7/227:48 pm
MEM
- ONT
1 stop6h 02m
Frontier
Deal found 6/2![Frontier logo]()
$280
This American Airlines deal was found by Cheapflights users on 6/1. 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 7/1511:59 pm
ONT
- MEM
1 stop6h 48m
American Airlines
Tue 7/215:51 am
MEM
- ONT
1 stop5h 38m
American Airlines
Deal found 6/1![American Airlines logo]()
$291
This Booking.com deal was found by Cheapflights users on 6/3. 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 7/176:00 am
ONT
- MEM
1 stop11h 03m
Frontier
Fri 7/247:48 pm
MEM
- ONT
1 stop16h 16m
Frontier
Deal found 6/3![Frontier logo]()
$300
This Booking.com deal was found by Cheapflights users on 6/2. 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 7/318:17 am
ONT
- BNA
1 stop8h 56m
Frontier
Sun 8/23:41 pm
BNA
- ONT
1 stop18h 22m
Frontier
Deal found 6/2![Frontier logo]()
$316
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 5, 2026.
Search for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Trip.com deal was found by Cheapflights users on 6/3. 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.
Mon 8/2410:50 am
ONT
- BNA
1 stop22h 14m
Frontier
Deal found 6/3![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/203:34 pm
ONT
- MEM
1 stop17h 54m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$85
This Trip.com deal was found by Cheapflights users on 6/3. 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.
Tue 9/156:00 am
ONT
- BNA
1 stop10h 47m
Frontier
Deal found 6/3![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 9/110:50 am
ONT
- BNA
1 stop22h 14m
Frontier
Deal found 6/4![Frontier logo]()
$90
This Trip.com deal was found by Cheapflights users on 6/3. 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 6/3![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mon 8/36:00 am
ONT
- BNA
1 stop27h 32m
Frontier
Deal found 6/4![Frontier logo]()
$107
This Delta deal was found by Cheapflights users on 6/2. 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 8/289:43 am
ONT
- BNA
1 stop6h 30m
Delta
Deal found 6/2![Delta logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 9/302:55 pm
ONT
- BNA
1 stop25h 52m
Frontier
Deal found 6/2![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 6/3. 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.
Fri 7/108:17 am
ONT
- BNA
1 stop8h 56m
Frontier
Deal found 6/3![Frontier logo]()
$128
This Frontier deal was found by Cheapflights users on 6/3. 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 7/278:17 am
ONT
- BNA
1 stop8h 56m
Frontier
Deal found 6/3![Frontier logo]()
$130
This Delta deal was found by Cheapflights users on 5/31. 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 7/310:00 pm
ONT
- MEM
1 stop9h 06m
Delta
Deal found 5/31![Delta logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 8/46:00 am
ONT
- TYS
2 stops27h 16m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$139
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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Frontier) |
One-way from | $82 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $427 |
Good round-trip deal | $461 or less |
Good one-way deal | $220 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 5, 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 9/25
1:00 pm-10:00 pm
1 stop7h 00m
Nashville Intl
Sun 9/27
7:30 pm-11:37 pm
1 stop6h 07m
$321
OntarioKnoxville
ONT - TYS
ONTTYS
Ontario
Wed 9/30
11:59 am-11:50 pm
1 stop8h 51m
Knoxville McGhee Tyson
Mon 10/5
12:00 pm-6:04 pm
1 stop9h 04m
$348
OntarioChattanooga
ONT - CHA
ONTCHA
Ontario
Sat 7/11
5:34 am-3:33 pm
1 stop6h 59m
Chattanooga Lovell Field
Sat 7/18
8:14 pm-11:59 pm
1 stop6h 45m
$351
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 7/15
2:50 pm-10:40 pm
1 stop5h 50m
Memphis
Thu 7/16
2:35 pm-10:25 pm
1 stop9h 50m
$358
OntarioKnoxville
ONT - TYS
ONTTYS
Ontario
Tue 8/25
5:00 am-3:54 pm
1 stop7h 54m
Knoxville McGhee Tyson
Tue 9/1
9:00 am-6:11 pm
2 stops12h 11m
$382
Quickest round-trip
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Wed 7/22
4:35 pm-11:55 pm
1 stop5h 20m
Nashville Intl
Wed 8/5
4:50 pm-10:05 pm
2 stops7h 15m
$382
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Wed 7/8
6:10 am-4:10 pm
2 stops8h 00m
Nashville Intl
Sat 7/11
12:55 pm-7:50 pm
2 stops8h 55m
$401
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Fri 7/3
12:50 pm-10:25 pm
1 stop7h 35m
Memphis
Tue 7/7
9:55 am-7:00 pm
1 stop11h 05m
$409
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 7/8
1:20 pm-10:40 pm
1 stop7h 20m
Memphis
Sun 7/12
5:35 am-11:40 am
2 stops8h 05m
$409
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Tue 8/4
8:35 am-5:50 pm
2 stops7h 15m
Memphis
Sun 8/9
6:40 am-10:00 am
1 stop5h 20m
$409
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-BNA
ONT-CHA
ONT-MEM
ONT-TYS
ONT-TRI
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-BNA
ONT-CHA
ONT-MEM
ONT-TYS
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 5, 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 5, 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.
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
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.
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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 5, 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 June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$425 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$225 | Average$379 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$453 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$405 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$310 | Average$486 | FlexibilityNo cancel fee | On-time63% |