$64+ Cheap flights from Nashville to Ontario (BNA - ONT)
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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
May 15 — May 221
Round-trip
1 adult, Economy
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Find cheap flights from Nashville to Ontario 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.Cheapflights Tip: The best prices from Nashville Intl to Ontario are usually found in August or February, booked 57 days in advance, depart on a Monday or Friday and return on a Tuesday
Cheap flight deals from Nashville to Ontario
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Best
Last-minute
One-way
Cheapest flights from Nashville to OntarioExplore the most affordable flight options available from Nashville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2026.
Explore the most affordable flight options available from Nashville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2026.
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Mon 5/118:30 am
ONT
- BNA
1 stop7h 29m
Frontier
Deal found 4/14![Frontier logo]()
$160
This Frontier deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/44:50 pm
BNA
- ONT
1 stop19h 15m
Frontier
Tue 5/126:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/13![Frontier logo]()
$162
This Booking.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Tue 5/126:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/14![Frontier logo]()
$167
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:08 pm
BNA
- ONT
1 stop16h 57m
Frontier
Sat 5/166:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$171
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:17 pm
BNA
- ONT
1 stop16h 48m
Frontier
Fri 5/158:06 pm
ONT
- BNA
2 stops20h 07m
Frontier
Deal found 4/10![Frontier logo]()
$175
This Expedia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:24 pm
BNA
- ONT
1 stop18h 07m
Frontier
Sat 5/166:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$180
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 5/77:08 pm
BNA
- ONT
1 stop6h 41m
Frontier
Sun 5/106:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/10![Frontier logo]()
$185
This CheapOair deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” 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 4/303:24 pm
BNA
- ONT
1 stop18h 07m
Frontier
Mon 5/45:33 pm
ONT
- BNA
1 stop22h 49m
Frontier
Deal found 4/11![Frontier logo]()
$191
This Booking.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:08 pm
BNA
- ONT
1 stop16h 57m
Frontier
Mon 5/188:30 am
ONT
- BNA
1 stop7h 29m
Frontier
Deal found 4/15![Frontier logo]()
$192
This CheapOair deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/158:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Sat 5/236:00 am
ONT
- BNA
1 stop25h 45m
Frontier
Deal found 4/13![Frontier logo]()
$196
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.
Mon 5/44:50 pm
BNA
- ONT
1 stop9h 05m
Frontier
Wed 5/66:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/10![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:10 pm
BNA
- ONT
1 stop7h 45m
Frontier
Sat 5/96:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$206
Best flights from Nashville to OntarioDiscover carefully curated flight deals from Nashville to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
Discover carefully curated flight deals from Nashville to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:27 pm
BNA
- ONT
1 stop6h 07m
Delta
Fri 6/51:29 pm
ONT
- BNA
1 stop7h 16m
Delta
Deal found 4/10![Delta logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:45 pm
BNA
- ONT
1 stop9h 03m
Alaska Airlines
Sat 5/97:00 am
ONT
- BNA
1 stop8h 05m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:25 pm
BNA
- ONT
1 stop6h 10m
Southwest
Sun 7/54:35 pm
ONT
- BNA
1 stop6h 15m
Southwest
Deal found 4/14![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:55 pm
BNA
- ONT
1 stop7h 31m
United Airlines
Mon 9/286:53 pm
ONT
- BNA
1 stop8h 46m
United Airlines
Deal found 4/14![United Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
BNA
- ONT
1 stop8h 39m
Delta
Sun 5/101:35 pm
ONT
- BNA
1 stop8h 35m
Delta
Deal found 4/14![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:10 pm
BNA
- ONT
1 stop8h 35m
Delta
Tue 7/710:00 pm
ONT
- BNA
1 stop8h 41m
Delta
Deal found 4/15![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” 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 5/287:30 am
BNA
- ONT
2 stops8h 55m
Southwest
Wed 6/310:30 am
ONT
- BNA
2 stops9h 45m
Southwest
Deal found 4/12![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Sun 5/101:35 pm
ONT
- BNA
1 stop8h 35m
Delta
Deal found 4/14![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:34 pm
BNA
- ONT
1 stop7h 24m
United Airlines
Mon 5/116:59 pm
ONT
- BNA
2 stops13h 49m
United Airlines
Deal found 4/13![United Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” 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 8/2712:15 pm
BNA
- ONT
1 stop7h 46m
Delta
Sun 8/3012:00 pm
ONT
- BNA
1 stop8h 49m
Delta
Deal found 4/12![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/227:27 pm
BNA
- ONT
1 stop6h 07m
Delta
Sun 5/2410:00 pm
ONT
- BNA
1 stop7h 37m
Delta
Deal found 4/13![Delta logo]()
$360
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:16 pm
BNA
- ONT
1 stop6h 28m
Delta
Fri 9/1810:59 pm
ONT
- BNA
1 stop8h 50m
Delta
Deal found 4/13![Delta logo]()
$360
Last-minute flights from Nashville to OntarioDiscover last-minute flight deals from Nashville to Ontario. Data last updated April 15, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Ontario. Data last updated April 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:24 pm
BNA
- ONT
1 stop18h 07m
Frontier
Sat 5/166:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$180
This CheapOair deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” 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 4/303:24 pm
BNA
- ONT
1 stop18h 07m
Frontier
Mon 5/45:33 pm
ONT
- BNA
1 stop22h 49m
Frontier
Deal found 4/11![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:30 am
BNA
- ONT
2 stops36h 08m
Multiple Airlines
Sat 5/96:00 am
ONT
- BNA
1 stop10h 13m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$207
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:10 pm
BNA
- ONT
1 stop7h 45m
Frontier
Sat 5/96:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/44:50 pm
BNA
- ONT
1 stop19h 15m
Frontier
Tue 5/126:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/13![Frontier logo]()
$162
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.
Mon 5/44:50 pm
BNA
- ONT
1 stop9h 05m
Frontier
Sat 5/96:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/10![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Mon 5/118:30 am
ONT
- BNA
1 stop7h 29m
Frontier
Deal found 4/14![Frontier logo]()
$160
This Booking.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Tue 5/126:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 4/14![Frontier logo]()
$167
This CheapOair deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:08 pm
BNA
- ONT
1 stop16h 57m
Frontier
Sat 5/166:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/14![Frontier logo]()
$171
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 5/77:08 pm
BNA
- ONT
1 stop6h 41m
Frontier
Sun 5/106:00 am
ONT
- BNA
1 stop10h 13m
Frontier
Deal found 4/10![Frontier logo]()
$185
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:17 pm
BNA
- ONT
1 stop16h 48m
Frontier
Fri 5/158:06 pm
ONT
- BNA
2 stops20h 07m
Frontier
Deal found 4/10![Frontier logo]()
$175
This CheapOair deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/158:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Sat 5/236:00 am
ONT
- BNA
1 stop25h 45m
Frontier
Deal found 4/13![Frontier logo]()
$196
One-way flights from Nashville to OntarioSearch for one-way flight options from Nashville to Ontario. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
Search for one-way flight options from Nashville to Ontario. Find affordable one-way fares based on user searches. Data last updated April 15, 2026.
This WAYA 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:08 pm
BNA
- ONT
1 stop6h 41m
Frontier
Deal found 4/10![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:17 pm
BNA
- ONT
1 stop30h 32m
Frontier
Deal found 4/14![Frontier logo]()
$65
This Frontier deal was found by Cheapflights users on 4/11. Clicking the “Pick Dates” 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 5/77:08 pm
BNA
- ONT
1 stop6h 41m
Frontier
Deal found 4/11![Frontier logo]()
$80
This CheapOair deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Deal found 4/15![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/158:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Deal found 4/13![Frontier logo]()
$100
This Frontier deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Deal found 4/14![Frontier logo]()
$105
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:56 am
BNA
- ONT
2 stops48h 24m
Multiple Airlines
Deal found 4/10![Multiple Airlines logo]()
$109
This Booking.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:40 am
BNA
- ONT
1 stop15h 09m
Frontier
Deal found 4/14![Frontier logo]()
$111
Find flight deals from Nashville to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Frontier) |
One-way from | $64 (WAYA) |
Popular in | October |
Cheapest in | August |
Average price | $415 |
Good round-trip deal | $474 or less |
Good one-way deal | $275 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Nashville to Ontario 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 15, 2026.
Use the filters below to find and compare flights from Nashville to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 5/29
7:27 pm-11:34 pm
1 stop6h 07m
Ontario
Fri 6/5
1:29 pm-10:45 pm
1 stop7h 16m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Wed 4/29
4:45 pm-11:48 pm
1 stop9h 03m
Ontario
Sat 5/9
7:00 am-5:05 pm
1 stop8h 05m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Wed 4/29
7:00 am-1:39 pm
1 stop8h 39m
Ontario
Sun 5/10
1:35 pm-12:10 am
1 stop8h 35m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 7/3
5:10 pm-11:45 pm
1 stop8h 35m
Ontario
Tue 7/7
10:00 pm-8:41 am
1 stop8h 41m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 4/30
7:20 pm-11:44 pm
1 stop6h 24m
Ontario
Sun 5/10
1:35 pm-12:10 am
1 stop8h 35m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 8/27
12:15 pm-6:01 pm
1 stop7h 46m
Ontario
Sun 8/30
12:00 pm-10:49 pm
1 stop8h 49m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 5/22
7:27 pm-11:34 pm
1 stop6h 07m
Ontario
Sun 5/24
10:00 pm-7:37 am
1 stop7h 37m
$360
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Mon 9/14
7:16 pm-11:44 pm
1 stop6h 28m
Ontario
Fri 9/18
10:59 pm-9:49 am
1 stop8h 50m
$360
Quickest round-trip
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Wed 7/1
6:25 pm-10:35 pm
1 stop6h 10m
Ontario
Sun 7/5
4:35 pm-12:50 am
1 stop6h 15m
$377
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 5/28
7:30 am-2:25 pm
2 stops8h 55m
Ontario
Wed 6/3
10:30 am-10:15 pm
2 stops9h 45m
$387
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Nashville to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Ontario in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Nashville-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Nashville-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Nashville-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Nashville to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Nashville with our price prediction graph.
BNA-ONT
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 Nashville to Ontario
How far ahead should I book a flight from Nashville to Ontario?
Use this chart to determine the optimal time to book a round-trip flight from Nashville to Ontario. Price data was last updated on April 10, 2026.
Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Nashville to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Nashville to Ontario?
Currently, August is the cheapest month in which you can book a flight from Nashville to Ontario (average of $73). Flying from Nashville to Ontario in January is currently the most expensive (average of $193). 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 BNA to ONT?
Find hourly flight availability from Nashville to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2026.
When flying from Nashville to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The best insider tips for Nashville to Ontario flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Nashville to Ontario trip
Our travel experts
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 15, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Nashville to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Nashville to Ontario. 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 Nashville to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Nashville to Ontario by cabin class
Find flights from Nashville to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 15, 2026.
Nashville and Ontario flights
Browse other Nashville and Ontario flight options. Last updated on April 15, 2026.
Other flights from Nashville
Browse through other flights departing from Nashville. Flights are based on user searches made on Cheapflights and were last updated on April 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Nashville to Ontario
Discover the top 5 airlines that operate flights from Nashville to Ontario. 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$252 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$172 | Average$333 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$342 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$390 | Average$531 | FlexibilityNo cancel fee | On-time63% |