$60+ Cheap flights from Ontario (ONT) to Tennessee
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
May 10 — May 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Tennessee
Cheapest
Best
Last-minute
One-way
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 April 10, 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 April 10, 2026.
This Expedia deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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.
Fri 5/86:00 am
ONT
- MEM
1 stop11h 09m
Frontier
Mon 5/117:54 pm
MEM
- ONT
1 stop16h 11m
Frontier
Deal found 4/8![Frontier logo]()
$160
This Booking.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/86:00 am
ONT
- MEM
1 stop11h 09m
Frontier
Sun 5/107:51 pm
MEM
- ONT
1 stop25h 41m
Frontier
Deal found 4/7![Frontier logo]()
$162
This Frontier deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 5/212:59 am
ONT
- TYS
1 stop11h 34m
Frontier
Mon 5/118:32 pm
TYS
- ONT
1 stop16h 33m
Frontier
Deal found 4/9![Frontier logo]()
$163
This CheapOair deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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.
Thu 5/711:36 am
ONT
- MEM
1 stop5h 30m
Frontier
Sun 5/107:51 pm
MEM
- ONT
1 stop25h 41m
Frontier
Deal found 4/8![Frontier logo]()
$171
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/64:39 pm
ONT
- MEM
1 stop24h 27m
Frontier
Fri 5/87:54 pm
MEM
- ONT
1 stop16h 11m
Frontier
Deal found 4/7![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 4/304:36 pm
MEM
- ONT
1 stop9h 19m
Frontier
Deal found 4/6![Frontier logo]()
$185
This Booking.com deal was found by Cheapflights users on 4/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Sun 4/261:14 pm
MEM
- ONT
1 stop21h 10m
Frontier
Deal found 4/5![Frontier logo]()
$187
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:59 am
ONT
- MEM
1 stop16h 03m
Frontier
Sun 5/37:52 pm
MEM
- ONT
1 stop13h 39m
Frontier
Deal found 4/7![Frontier logo]()
$191
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/2912:59 am
ONT
- MEM
1 stop12h 42m
Frontier
Sun 5/37:52 pm
MEM
- ONT
1 stop13h 39m
Frontier
Deal found 4/7![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:44 pm
ONT
- CHA
1 stop22h 43m
Multiple Airlines
Sun 5/310:17 pm
CHA
- ONT
1 stop24h 47m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:44 pm
ONT
- CHA
1 stop22h 43m
Multiple Airlines
Thu 5/74:11 pm
CHA
- ONT
2 stops43h 09m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$216
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/86:00 am
ONT
- TYS
1 stop10h 33m
Frontier
Mon 5/118:32 pm
TYS
- ONT
1 stop16h 33m
Frontier
Deal found 4/6![Frontier logo]()
$221
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 April 10, 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 April 10, 2026.
This Southwest deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” 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 5/2112:50 pm
ONT
- MEM
1 stop7h 25m
Southwest
Tue 5/265:55 pm
MEM
- ONT
1 stop5h 55m
Southwest
Deal found 4/10![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 4/5. 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 5/55:00 am
ONT
- TYS
1 stop7h 07m
United Airlines
Tue 5/125:55 pm
TYS
- ONT
1 stop7h 40m
United Airlines
Deal found 4/5![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/207:05 am
ONT
- MEM
2 stops11h 51m
Delta
Wed 5/276:35 am
MEM
- ONT
2 stops11h 42m
Delta
Deal found 4/6![Delta logo]()
$375
This Frontier deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” 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 5/146:00 am
ONT
- MEM
1 stop9h 27m
Frontier
Mon 5/187:54 pm
MEM
- ONT
1 stop5h 55m
Frontier
Deal found 4/10![Frontier logo]()
$385
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/2710:39 am
ONT
- BNA
1 stop11h 20m
Alaska Airlines
Wed 4/294:45 pm
BNA
- ONT
1 stop9h 03m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 4/10. Clicking the “Pick Dates” 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 4/2510:26 pm
ONT
- TRI
1 stop9h 15m
American Airlines
Wed 4/292:55 pm
TRI
- ONT
1 stop9h 12m
American Airlines
Deal found 4/10![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Mon 6/155:45 am
ONT
- CHA
1 stop7h 18m
United Airlines
Sat 7/44:42 pm
CHA
- ONT
1 stop8h 15m
United Airlines
Deal found 4/5![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 9/87:00 am
ONT
- TYS
1 stop8h 17m
Delta
Wed 9/162:30 pm
TYS
- ONT
1 stop6h 31m
Delta
Deal found 4/7![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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 6/108:30 am
ONT
- MEM
1 stop7h 30m
Southwest
Sun 6/1412:25 pm
MEM
- ONT
1 stop7h 55m
Southwest
Deal found 4/8![Southwest logo]()
$384
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/301:29 pm
ONT
- BNA
1 stop6h 18m
Delta
Sat 6/64:55 pm
BNA
- ONT
1 stop6h 53m
Delta
Deal found 4/6![Delta logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
ONT
- BNA
1 stop8h 41m
Alaska Airlines
Fri 4/244:45 pm
BNA
- ONT
1 stop9h 03m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 4/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:10 am
ONT
- BNA
Nonstop3h 45m
Southwest
Mon 5/115:35 am
BNA
- ONT
1 stop7h 20m
Southwest
Deal found 4/5![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sat 5/166:00 am
ONT
- BNA
2 stops13h 57m
United Airlines
Tue 5/194:28 pm
BNA
- ONT
1 stop7h 30m
United Airlines
Deal found 4/5![United Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:15 pm
ONT
- CHA
1 stop8h 35m
Delta
Wed 5/65:45 am
CHA
- ONT
1 stop8h 51m
Delta
Deal found 4/9![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 5/36:59 pm
ONT
- BNA
2 stops11h 51m
United Airlines
Wed 5/66:00 am
BNA
- ONT
2 stops13h 52m
United Airlines
Deal found 4/5![United Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
ONT
- BNA
1 stop8h 41m
Alaska Airlines
Wed 4/227:05 am
BNA
- ONT
1 stop9h 27m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$479
This Southwest deal was found by Cheapflights users on 4/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:50 am
ONT
- MEM
2 stops8h 40m
Southwest
Tue 6/304:15 pm
MEM
- ONT
2 stops8h 00m
Southwest
Deal found 4/5![Southwest logo]()
$449
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 4/2312:49 pm
ONT
- CHA
1 stop8h 04m
Delta
Sat 5/23:13 pm
CHA
- ONT
1 stop8h 47m
Delta
Deal found 4/9![Delta logo]()
$414
This American Airlines deal was found by Cheapflights users on 4/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1711:59 pm
ONT
- TRI
2 stops12h 46m
American Airlines
Fri 5/226:14 pm
TRI
- ONT
1 stop7h 22m
American Airlines
Deal found 4/5![American Airlines logo]()
$582
This United Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:30 pm
ONT
- BNA
1 stop7h 14m
United Airlines
Wed 5/67:35 am
BNA
- ONT
2 stops12h 17m
United Airlines
Deal found 4/9![United Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 4/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/118:05 am
ONT
- MEM
1 stop6h 45m
Southwest
Tue 7/146:40 am
MEM
- ONT
1 stop6h 50m
Southwest
Deal found 4/5![Southwest logo]()
$457
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 4/2312:49 pm
ONT
- CHA
1 stop8h 04m
Delta
Tue 4/285:45 am
CHA
- ONT
1 stop8h 51m
Delta
Deal found 4/9![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- TYS
1 stop9h 11m
United Airlines
Sat 5/93:40 pm
TYS
- ONT
1 stop9h 18m
United Airlines
Deal found 4/8![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 4/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/39:45 am
ONT
- BNA
Nonstop3h 45m
Southwest
Wed 5/66:10 pm
BNA
- ONT
Nonstop4h 25m
Southwest
Deal found 4/5![Southwest logo]()
$464
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 4/2312:49 pm
ONT
- CHA
1 stop8h 04m
Delta
Sun 4/265:45 am
CHA
- ONT
1 stop8h 51m
Delta
Deal found 4/9![Delta logo]()
$439
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:59 pm
ONT
- TRI
2 stops12h 48m
American Airlines
Fri 6/266:14 pm
TRI
- ONT
1 stop7h 22m
American Airlines
Deal found 4/7![American Airlines logo]()
$643
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sat 5/306:30 am
ONT
- TYS
1 stop7h 21m
United Airlines
Sat 6/65:57 pm
TYS
- ONT
1 stop7h 49m
United Airlines
Deal found 4/5![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/254:40 pm
ONT
- BNA
1 stop7h 05m
Southwest
Mon 6/2910:05 am
BNA
- ONT
2 stops7h 00m
Southwest
Deal found 4/7![Southwest logo]()
$465
This Delta deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 4/2312:49 pm
ONT
- CHA
1 stop8h 04m
Delta
Wed 4/294:35 pm
CHA
- ONT
1 stop7h 25m
Delta
Deal found 4/9![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:05 am
ONT
- BNA
1 stop8h 44m
United Airlines
Sun 5/36:00 am
BNA
- ONT
1 stop8h 22m
United Airlines
Deal found 4/9![United Airlines logo]()
$461
Last-minute flights from Ontario to TennesseeDiscover last-minute flight deals from Ontario to Tennessee. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Tennessee. Data last updated April 10, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Thu 4/304:36 pm
MEM
- ONT
1 stop9h 19m
Frontier
Deal found 4/6![Frontier logo]()
$185
This Booking.com deal was found by Cheapflights users on 4/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Sun 4/261:14 pm
MEM
- ONT
1 stop21h 10m
Frontier
Deal found 4/5![Frontier logo]()
$187
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:59 am
ONT
- MEM
1 stop16h 03m
Frontier
Sun 5/37:52 pm
MEM
- ONT
1 stop13h 39m
Frontier
Deal found 4/7![Frontier logo]()
$191
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/2912:59 am
ONT
- MEM
1 stop12h 42m
Frontier
Sun 5/37:52 pm
MEM
- ONT
1 stop13h 39m
Frontier
Deal found 4/7![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:44 pm
ONT
- CHA
1 stop22h 43m
Multiple Airlines
Sun 5/310:17 pm
CHA
- ONT
1 stop24h 47m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:44 pm
ONT
- CHA
1 stop22h 43m
Multiple Airlines
Thu 5/74:11 pm
CHA
- ONT
2 stops43h 09m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$216
This Frontier deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 5/212:59 am
ONT
- TYS
1 stop11h 34m
Frontier
Mon 5/118:32 pm
TYS
- ONT
1 stop16h 33m
Frontier
Deal found 4/9![Frontier logo]()
$163
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/64:39 pm
ONT
- MEM
1 stop24h 27m
Frontier
Fri 5/87:54 pm
MEM
- ONT
1 stop16h 11m
Frontier
Deal found 4/7![Frontier logo]()
$176
This CheapOair deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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.
Thu 5/711:36 am
ONT
- MEM
1 stop5h 30m
Frontier
Sun 5/107:51 pm
MEM
- ONT
1 stop25h 41m
Frontier
Deal found 4/8![Frontier logo]()
$171
This Expedia deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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.
Fri 5/86:00 am
ONT
- MEM
1 stop11h 09m
Frontier
Mon 5/117:54 pm
MEM
- ONT
1 stop16h 11m
Frontier
Deal found 4/8![Frontier logo]()
$160
This Booking.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/86:00 am
ONT
- MEM
1 stop11h 09m
Frontier
Sun 5/107:51 pm
MEM
- ONT
1 stop25h 41m
Frontier
Deal found 4/7![Frontier logo]()
$162
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/86:00 am
ONT
- TYS
1 stop10h 33m
Frontier
Mon 5/118:32 pm
TYS
- ONT
1 stop16h 33m
Frontier
Deal found 4/6![Frontier logo]()
$221
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 April 10, 2026.
Search for one-way flight options from Ontario to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/66:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/6![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/5![Frontier logo]()
$65
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 6/86:00 am
ONT
- BNA
1 stop27h 04m
Frontier
Deal found 4/6![Frontier logo]()
$76
This Frontier deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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 5/711:36 am
ONT
- MEM
1 stop5h 30m
Frontier
Deal found 4/8![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:30 am
ONT
- BNA
1 stop7h 29m
Frontier
Deal found 4/6![Frontier logo]()
$80
This Super.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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.
Sat 5/212:59 am
ONT
- MEM
1 stop15h 58m
Frontier
Deal found 4/8![Frontier logo]()
$85
This Priceline deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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.
Sun 5/106:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/6![Frontier logo]()
$86
This Frontier deal was found by Cheapflights users on 4/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:59 am
ONT
- TYS
1 stop11h 34m
Frontier
Deal found 4/5![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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 6/66:00 am
ONT
- BNA
1 stop11h 35m
Frontier
Deal found 4/9![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” 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 6/96:00 am
ONT
- BNA
1 stop27h 24m
Frontier
Deal found 4/8![Frontier logo]()
$98
This Frontier deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:47 am
ONT
- MEM
1 stop5h 48m
Frontier
Deal found 4/7![Frontier logo]()
$100
This Super.com deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” 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.
Sun 5/1011:36 am
ONT
- MEM
1 stop5h 30m
Frontier
Deal found 4/9![Frontier logo]()
$104
Find flight deals from Ontario to Tennessee
Keep the following information in mind while searching for Ontario to Tennessee flight deals. Data was last updated April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Expedia) |
One-way from | $60 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $452 |
Good round-trip deal | $466 or less |
Good one-way deal | $258 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 April 10, 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
Thu 5/21
12:50 pm-10:15 pm
1 stop7h 25m
Memphis
Tue 5/26
5:55 pm-9:50 pm
1 stop5h 55m
$332
OntarioKnoxville
ONT - TYS
ONTTYS
Ontario
Tue 5/5
5:00 am-3:07 pm
1 stop7h 07m
Knoxville McGhee Tyson
Tue 5/12
5:55 pm-10:35 pm
1 stop7h 40m
$359
OntarioChattanooga
ONT - CHA
ONTCHA
Ontario
Mon 6/15
5:45 am-4:03 pm
1 stop7h 18m
Chattanooga Lovell Field
Sat 7/4
4:42 pm-9:57 pm
1 stop8h 15m
$364
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 5/20
7:05 am-8:56 pm
2 stops11h 51m
Memphis
Wed 5/27
6:35 am-4:17 pm
2 stops11h 42m
$375
OntarioKnoxville
ONT - TYS
ONTTYS
Ontario
Tue 9/8
7:00 am-6:17 pm
1 stop8h 17m
Knoxville McGhee Tyson
Wed 9/16
2:30 pm-6:01 pm
1 stop6h 31m
$379
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Sat 5/30
1:29 pm-9:47 pm
1 stop6h 18m
Nashville Intl
Sat 6/6
4:55 pm-9:48 pm
1 stop6h 53m
$380
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Wed 6/10
8:30 am-6:00 pm
1 stop7h 30m
Memphis
Sun 6/14
12:25 pm-6:20 pm
1 stop7h 55m
$384
OntarioMemphis
ONT - MEM
ONTMEM
Ontario
Thu 5/14
6:00 am-5:27 pm
1 stop9h 27m
Memphis
Mon 5/18
7:54 pm-11:49 pm
1 stop5h 55m
$385
OntarioChattanooga
ONT - CHA
ONTCHA
Ontario
Fri 5/1
10:15 pm-9:50 am
1 stop8h 35m
Chattanooga Lovell Field
Wed 5/6
5:45 am-11:36 am
1 stop8h 51m
$389
OntarioNashville
ONT - BNA
ONTBNA
Ontario
Mon 4/27
10:39 am-11:59 pm
1 stop11h 20m
Nashville Intl
Wed 4/29
4:45 pm-11:48 pm
1 stop9h 03m
$400
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Ontario with our price prediction graph.
ONT-MEM
ONT-TYS
ONT-BNA
ONT-TRI
ONT-CHA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Tennessee
ONT-USTN
ONT-MEM
ONT-TYS
ONT-BNA
ONT-TRI
What is the cheapest month to book a flight from Ontario to Tennessee?
Currently, August is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $96). 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 April 10, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Tennessee as you normally would.
How much does it cost to fly round-trip from Ontario to Tennessee?
Reviews of airlines servicing Tennessee
Get insights into the airlines that provide service to Tennessee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tennessee. Reviews last updated April 10, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Ontario to Tennessee by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 April 10, 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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$347 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$189 | Average$405 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$400 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$225 | Average$258 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$436 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$310 | Average$483 | FlexibilityNo cancel fee | On-time63% |