$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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
Sep 4 — Sep 111
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 August 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 August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops25h 22m
Tue 11/37:42 pm -
1 stop30h 13m
Deal found 7/31![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops25h 22m
Mon 11/27:42 pm -
1 stop19h 58m
Deal found 7/31![Frontier logo]()
$223
This Trip.com deal was found by Cheapflights users on 8/3. 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.
Sat 9/53:40 pm -
1 stop20h 06m
Fri 9/113:14 pm -
1 stop10h 33m
Deal found 8/3![Frontier logo]()
$225
This Frontier deal was found by Cheapflights users on 8/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
1 stop7h 25m
Thu 9/174:35 pm -
1 stop9h 12m
Deal found 8/4![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops25h 22m
Wed 10/147:42 pm -
1 stop17h 01m
Deal found 7/31![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:46 pm -
1 stop20h 37m
Tue 11/37:42 pm -
1 stop30h 13m
Deal found 7/31![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:07 pm -
2 stops24h 11m
Tue 11/37:42 pm -
1 stop30h 13m
Deal found 7/31![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:45 am -
2 stops25h 22m
Thu 10/2911:32 am -
1 stop14h 23m
Deal found 7/31![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/298:48 am -
2 stops26h 58m
Sat 9/512:55 pm -
1 stop12h 55m
Deal found 8/1![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 8/3. 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 8/2810:49 am -
1 stop6h 17m
Mon 8/317:51 pm -
1 stop5h 59m
Deal found 8/3![Frontier logo]()
$248
This CheapOair deal was found by Cheapflights users on 8/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:49 am -
1 stop6h 17m
Mon 9/77:51 pm -
1 stop16h 13m
Deal found 8/4![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Thu 8/273:40 pm -
1 stop17h 48m
Mon 8/311:48 pm -
1 stop9h 39m
Deal found 8/1![Multiple Airlines logo]()
$265
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 August 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 August 5, 2026.
This Frontier deal was found by Cheapflights users on 7/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am -
1 stop11h 06m
Fri 9/47:51 pm -
1 stop5h 59m
Deal found 7/31![Frontier logo]()
$268
This Delta deal was found by Cheapflights users on 8/5. 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 9/107:05 am -
1 stop7h 59m
Mon 9/147:10 am -
1 stop7h 04m
Deal found 8/5![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/1. 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 11/185:00 am -
2 stops12h 52m
Mon 11/231:51 pm -
1 stop7h 56m
Deal found 8/1![United Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 8/4. 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 9/17:25 am -
1 stop8h 30m
Tue 9/83:00 pm -
1 stop10h 05m
Deal found 8/4![Southwest logo]()
$369
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 11/712:42 pm -
1 stop7h 27m
Sat 11/1412:07 pm -
1 stop9h 40m
Deal found 7/31![American Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:12 am -
1 stop8h 14m
Tue 9/157:00 am -
1 stop9h 16m
Deal found 7/31![Alaska Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 8/1. 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.
Thu 8/279:43 am -
1 stop5h 57m
Mon 8/317:10 am -
1 stop7h 06m
Deal found 8/1![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 10/175:00 am -
1 stop7h 54m
Sat 10/244:53 pm -
1 stop7h 05m
Deal found 7/31![United Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 7/31. 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.
Mon 8/317:00 am -
2 stops8h 35m
Wed 9/23:00 pm -
2 stops8h 55m
Deal found 7/31![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 8/4. 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 9/1112:17 pm -
1 stop7h 03m
Thu 9/244:07 pm -
1 stop9h 17m
Deal found 8/4![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/269:01 am -
2 stops12h 09m
Mon 8/316:15 am -
2 stops14h 56m
Deal found 8/1![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 8/1. 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.
Mon 8/245:40 am -
2 stops6h 40m
Sat 8/299:30 am -
2 stops7h 45m
Deal found 8/1![Southwest logo]()
$389
This American Airlines deal was found by Cheapflights users on 8/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:25 am -
1 stop9h 24m
Sat 9/265:31 pm -
1 stop8h 06m
Deal found 8/2![American Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 8/4. 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 9/1112:17 pm -
1 stop7h 03m
Fri 9/184:07 pm -
1 stop9h 17m
Deal found 8/4![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/285:00 am -
2 stops10h 56m
Thu 9/104:33 pm -
1 stop6h 20m
Deal found 8/3![United Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 8/3. 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.
Wed 9/168:30 am -
1 stop7h 20m
Tue 9/224:50 pm -
Nonstop4h 10m
Deal found 8/3![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 8/4. 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 10/210:00 pm -
1 stop8h 18m
Tue 10/62:50 pm -
1 stop8h 35m
Deal found 8/4![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/3. 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.
Tue 9/112:00 pm -
1 stop6h 24m
Fri 9/112:32 pm -
1 stop8h 33m
Deal found 8/3![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 8/3. 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 9/114:50 pm -
1 stop5h 50m
Wed 9/164:50 pm -
Nonstop4h 10m
Deal found 8/3![Southwest logo]()
$397
This United Airlines deal was found by Cheapflights users on 8/5. 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 8/259:01 am -
2 stops12h 09m
Tue 9/11:51 pm -
2 stops10h 02m
Deal found 8/5![United Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 8/1. 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 12/229:30 pm -
1 stop5h 30m
Fri 1/17:50 am -
1 stop6h 20m
Deal found 8/1![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 8/5. 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 11/121:29 pm -
1 stop6h 04m
Mon 11/164:45 pm -
1 stop6h 55m
Deal found 8/5![United Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 8/3. 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 8/2012:00 pm -
1 stop8h 43m
Sat 8/296:00 am -
1 stop7h 42m
Deal found 8/3![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 8/2. 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 10/309:30 pm -
2 stops9h 20m
Mon 11/23:40 pm -
2 stops10h 00m
Deal found 8/2![Southwest logo]()
$406
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/275:00 am -
1 stop7h 50m
Sat 8/294:33 pm -
1 stop6h 20m
Deal found 8/3![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 7/31. 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.
Thu 8/2012:00 pm -
1 stop8h 43m
Sun 8/232:44 pm -
1 stop6h 46m
Deal found 7/31![Delta logo]()
$394
This Southwest deal was found by Cheapflights users on 7/31. 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 8/274:50 pm -
1 stop5h 45m
Wed 9/94:50 pm -
Nonstop4h 10m
Deal found 7/31![Southwest logo]()
$407
This Delta deal was found by Cheapflights users on 8/4. 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 8/215:05 pm -
2 stops13h 25m
Fri 8/281:45 pm -
1 stop7h 45m
Deal found 8/4![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 7/31. 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.
Fri 9/412:50 pm -
1 stop8h 10m
Tue 9/84:50 pm -
Nonstop4h 10m
Deal found 7/31![Southwest logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:00 am -
1 stop7h 46m
Wed 9/29:00 am -
1 stop6h 50m
Deal found 8/2![United Airlines logo]()
$463
Last-minute flights from Ontario to TennesseeDiscover last-minute flight deals from Ontario to Tennessee. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tennessee. Data last updated August 5, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:15 am -
1 stop24h 31m
Wed 9/99:43 am -
2 stops16h 04m
Deal found 7/31![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Thu 8/273:40 pm -
1 stop17h 48m
Mon 8/311:48 pm -
1 stop9h 39m
Deal found 8/1![Multiple Airlines logo]()
$265
This Frontier deal was found by Cheapflights users on 8/3. 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 8/2810:49 am -
1 stop6h 17m
Mon 8/317:51 pm -
1 stop5h 59m
Deal found 8/3![Frontier logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/298:48 am -
2 stops26h 58m
Sat 9/512:55 pm -
1 stop12h 55m
Deal found 8/1![Frontier logo]()
$245
This CheapOair deal was found by Cheapflights users on 8/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:49 am -
1 stop6h 17m
Mon 9/77:51 pm -
1 stop16h 13m
Deal found 8/4![Frontier logo]()
$258
This Trip.com deal was found by Cheapflights users on 8/3. 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.
Sat 9/53:40 pm -
1 stop20h 06m
Fri 9/113:14 pm -
1 stop10h 33m
Deal found 8/3![Frontier logo]()
$225
This Frontier deal was found by Cheapflights users on 8/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
1 stop7h 25m
Thu 9/174:35 pm -
1 stop9h 12m
Deal found 8/4![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Fri 9/116:15 am -
1 stop11h 22m
Wed 9/165:40 pm -
2 stops26h 08m
Deal found 8/3![Frontier logo]()
$251
This Expedia deal was found by Cheapflights users on 8/2. 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 9/162:30 pm -
1 stop20h 50m
Tue 9/223:14 pm -
1 stop21h 16m
Deal found 8/2![Frontier logo]()
$258
This Orbitz deal was found by Cheapflights users on 8/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:45 am -
1 stop24h 33m
Wed 9/233:14 pm -
1 stop10h 33m
Deal found 8/2![Frontier logo]()
$265
This Frontier deal was found by Cheapflights users on 8/3. 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.
Sun 9/206:15 am -
1 stop7h 25m
Thu 9/244:35 pm -
1 stop9h 12m
Deal found 8/3![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 8/1. 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 9/236:15 am -
1 stop6h 03m
Sat 9/263:14 pm -
1 stop10h 33m
Deal found 8/1![Frontier logo]()
$263
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 August 5, 2026.
Search for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Trip.com deal was found by Cheapflights users on 8/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:15 am -
1 stop11h 22m
Deal found 8/2![Frontier logo]()
$82
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:56 pm -
1 stop14h 14m
Deal found 8/1![Frontier logo]()
$83
This Priceline deal was found by Cheapflights users on 8/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:15 am -
1 stop7h 25m
Deal found 8/2![Frontier logo]()
$114
This Super.com deal was found by Cheapflights users on 8/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:45 am -
1 stop25h 55m
Deal found 8/2![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 8/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am -
1 stop6h 03m
Deal found 8/2![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 8/1. 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.
Tue 9/296:15 am -
1 stop6h 03m
Deal found 8/1![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Thu 9/172:30 pm -
1 stop27h 52m
Deal found 8/4![Multiple Airlines logo]()
$131
This Super.com deal was found by Cheapflights users on 8/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:15 am -
1 stop6h 03m
Deal found 8/1![Frontier logo]()
$131
This Super.com deal was found by Cheapflights users on 8/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:56 pm -
1 stop16h 22m
Deal found 8/1![Frontier logo]()
$133
This Booking.com deal was found by Cheapflights users on 8/2. 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.
Thu 9/246:15 am -
1 stop7h 25m
Deal found 8/2![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 8/1. 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.
Sat 10/36:15 am -
1 stop6h 03m
Deal found 8/1![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 8/1. 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.
Tue 11/36:15 am -
1 stop10h 32m
Deal found 8/1![Frontier logo]()
$135
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 August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $199 (Kiwi.com) |
One-way from | $82 (Trip.com) |
Popular in | June |
Cheapest in | September |
Average price | $373 |
Good round-trip deal | $406 or less |
Good one-way deal | $193 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 August 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
OntarioMemphis
ONT Ontario - MEM Memphis
ONTMEM
Ontario
Fri 8/28
6:00 am-7:06 pm
1 stop11h 06m
Memphis
Fri 9/4
7:51 pm-11:50 pm
1 stop5h 59m
$268
OntarioMemphis
ONT Ontario - MEM Memphis
ONTMEM
Ontario
Thu 9/10
7:05 am-5:04 pm
1 stop7h 59m
Memphis
Mon 9/14
7:10 am-12:14 pm
1 stop7h 04m
$347
OntarioMemphis
ONT Ontario - MEM Memphis
ONTMEM
Ontario
Thu 8/27
9:43 am-5:40 pm
1 stop5h 57m
Memphis
Mon 8/31
7:10 am-12:16 pm
1 stop7h 06m
$347
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 9/11
12:17 pm-10:20 pm
1 stop7h 03m
Blountville Tri Cities TN/VA
Thu 9/24
4:07 pm-10:24 pm
1 stop9h 17m
$359
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 9/11
12:17 pm-10:20 pm
1 stop7h 03m
Blountville Tri Cities TN/VA
Fri 9/18
4:07 pm-10:24 pm
1 stop9h 17m
$359
OntarioChattanooga
ONT Ontario - CHA Chattanooga Lovell Field
ONTCHA
Ontario
Fri 10/2
10:00 pm-9:18 am
1 stop8h 18m
Chattanooga Lovell Field
Tue 10/6
2:50 pm-8:25 pm
1 stop8h 35m
$359
OntarioChattanooga
ONT Ontario - CHA Chattanooga Lovell Field
ONTCHA
Ontario
Tue 9/1
12:00 pm-9:24 pm
1 stop6h 24m
Chattanooga Lovell Field
Fri 9/11
2:32 pm-8:05 pm
1 stop8h 33m
$359
OntarioChattanooga
ONT Ontario - CHA Chattanooga Lovell Field
ONTCHA
Ontario
Wed 11/18
5:00 am-8:52 pm
2 stops12h 52m
Chattanooga Lovell Field
Mon 11/23
1:51 pm-6:47 pm
1 stop7h 56m
$364
OntarioKnoxville
ONT Ontario - TYS Knoxville McGhee Tyson
ONTTYS
Ontario
Sat 10/17
5:00 am-3:54 pm
1 stop7h 54m
Knoxville McGhee Tyson
Sat 10/24
4:53 pm-8:58 pm
1 stop7h 05m
$365
OntarioKnoxville
ONT Ontario - TYS Knoxville McGhee Tyson
ONTTYS
Ontario
Tue 9/1
7:25 am-6:55 pm
1 stop8h 30m
Knoxville McGhee Tyson
Tue 9/8
3:00 pm-10:05 pm
1 stop10h 05m
$369
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-CHA
ONT-TYS
ONT-BNA
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-MEM
ONT-CHA
ONT-TYS
ONT-BNA
What is the cheapest month to book a flight from Ontario to Tennessee?
Currently, February is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $366). Flying from Ontario to Tennessee in June is currently the most expensive (average of $497). 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 August 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?
Airfare is below average for this route at the moment.
Ontario to Tennessee flights typically cost between $287 and $504 in October.The cheapest round-trip price found within the last 5 days was $199 on Frontier (Oct 7-Nov 3).
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 August 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.
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
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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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 August 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 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 August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$253 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$378 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$227 | Average$348 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$450 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$397 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$310 | Average$488 | FlexibilityNo cancel fee | On-time63% |