$75+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Mar 1 — Mar 81
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 November, booked 42 days in advance, depart on a Tuesday or Monday and return on a Saturday
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 January 30, 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 January 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 3/28:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Sat 3/77:10 pm
ONT
- BNA
1 stop6h 53m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/18:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Wed 3/47:17 pm
ONT
- BNA
1 stop7h 51m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/188:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Wed 2/257:17 pm
ONT
- BNA
1 stop7h 51m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/118:43 pm
BNA
- ONT
1 stop18h 28m
Multiple Airlines
Mon 2/236:43 pm
ONT
- BNA
1 stop8h 25m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$176
This CheapOair deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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.
Mon 2/237:35 pm
BNA
- ONT
1 stop27h 59m
Frontier
Mon 3/26:10 am
ONT
- BNA
1 stop10h 40m
Frontier
Deal found 1/29![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/58:45 pm
BNA
- ONT
1 stop13h 21m
Multiple Airlines
Wed 3/112:23 pm
ONT
- BNA
1 stop12h 45m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/128:41 pm
BNA
- ONT
1 stop20h 56m
Multiple Airlines
Tue 3/172:23 pm
ONT
- BNA
1 stop12h 52m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$188
This Frontier deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Tue 3/106:15 am
ONT
- BNA
1 stop6h 01m
Frontier
Deal found 1/28![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/128:41 pm
BNA
- ONT
1 stop20h 56m
Multiple Airlines
Tue 3/312:23 pm
ONT
- BNA
1 stop12h 52m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/183:01 pm
BNA
- ONT
1 stop10h 58m
Frontier
Tue 3/242:23 pm
ONT
- BNA
2 stops21h 53m
Frontier
Deal found 1/29![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Mon 3/96:15 am
ONT
- BNA
1 stop6h 01m
Frontier
Deal found 1/28![Frontier logo]()
$193
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 January 30, 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 January 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 3/28:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Sat 3/77:10 pm
ONT
- BNA
1 stop6h 53m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$169
This American Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:29 am
BNA
- ONT
1 stop10h 53m
American Airlines
Mon 3/911:58 pm
ONT
- BNA
1 stop7h 11m
American Airlines
Deal found 1/30![American Airlines logo]()
$280
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/244:08 pm
BNA
- ONT
1 stop6h 57m
Delta
Tue 3/36:00 am
ONT
- BNA
1 stop6h 15m
Delta
Deal found 1/27![Delta logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/128:41 pm
BNA
- ONT
1 stop20h 56m
Multiple Airlines
Tue 3/312:23 pm
ONT
- BNA
1 stop12h 52m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 4/277:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Sat 5/27:05 am
ONT
- BNA
1 stop6h 13m
Delta
Deal found 1/27![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 4/237:20 pm
BNA
- ONT
1 stop6h 24m
Delta
Wed 4/2910:15 pm
ONT
- BNA
1 stop7h 29m
Delta
Deal found 1/27![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 6/267:16 pm
BNA
- ONT
1 stop6h 28m
Delta
Sat 7/410:59 pm
ONT
- BNA
1 stop8h 50m
Delta
Deal found 1/28![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 4/244:13 pm
BNA
- ONT
1 stop6h 47m
Delta
Mon 4/2710:15 pm
ONT
- BNA
1 stop7h 29m
Delta
Deal found 1/27![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/274:55 pm
BNA
- ONT
1 stop8h 54m
Delta
Wed 3/41:10 pm
ONT
- BNA
1 stop6h 50m
Delta
Deal found 1/27![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 4/67:22 pm
BNA
- ONT
1 stop6h 29m
Delta
Sat 4/111:20 pm
ONT
- BNA
1 stop6h 18m
Delta
Deal found 1/29![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/267:35 am
BNA
- ONT
1 stop8h 19m
Delta
Sun 3/110:20 pm
ONT
- BNA
1 stop7h 57m
Delta
Deal found 1/27![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:22 pm
BNA
- ONT
1 stop6h 29m
Delta
Fri 4/101:20 pm
ONT
- BNA
1 stop6h 18m
Delta
Deal found 1/29![Delta logo]()
$285
Last-minute flights from Nashville to OntarioDiscover last-minute flight deals from Nashville to Ontario. Data last updated January 30, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Ontario. Data last updated January 30, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/97:37 pm
BNA
- ONT
1 stop27h 57m
Multiple Airlines
Wed 2/182:06 pm
ONT
- BNA
1 stop13h 02m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/118:43 pm
BNA
- ONT
1 stop18h 28m
Multiple Airlines
Mon 2/236:43 pm
ONT
- BNA
1 stop8h 25m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/188:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Wed 2/257:17 pm
ONT
- BNA
1 stop7h 51m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$175
This CheapOair deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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.
Mon 2/237:35 pm
BNA
- ONT
1 stop27h 59m
Frontier
Mon 3/26:10 am
ONT
- BNA
1 stop10h 40m
Frontier
Deal found 1/29![Frontier logo]()
$179
This Frontier deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Tue 3/106:15 am
ONT
- BNA
1 stop6h 01m
Frontier
Deal found 1/28![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Mon 3/96:15 am
ONT
- BNA
1 stop6h 01m
Frontier
Deal found 1/28![Frontier logo]()
$193
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Mon 3/26:10 am
ONT
- BNA
1 stop10h 40m
Frontier
Deal found 1/27![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” 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 2/268:45 pm
BNA
- ONT
1 stop18h 41m
Multiple Airlines
Thu 3/57:22 pm
ONT
- BNA
2 stops16h 54m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$206
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/288:45 pm
BNA
- ONT
1 stop26h 44m
Multiple Airlines
Wed 3/112:23 pm
ONT
- BNA
1 stop12h 45m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$207
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 January 30, 2026.
Search for one-way flight options from Nashville to Ontario. Find affordable one-way fares based on user searches. Data last updated January 30, 2026.
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:01 pm
BNA
- ONT
1 stop10h 58m
Frontier
Deal found 1/27![Frontier logo]()
$75
This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/253:01 pm
BNA
- ONT
1 stop10h 58m
Frontier
Deal found 1/29![Frontier logo]()
$76
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/313:01 pm
BNA
- ONT
1 stop10h 58m
Frontier
Deal found 1/28![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:29 pm
BNA
- ONT
1 stop30h 30m
Frontier
Deal found 1/30![Frontier logo]()
$78
This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 3/48:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$83
This Frontier deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:35 pm
BNA
- ONT
1 stop6h 24m
Frontier
Deal found 1/30![Frontier logo]()
$84
This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” 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 2/208:45 pm
BNA
- ONT
1 stop24h 29m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$85
This Trip.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:45 pm
BNA
- ONT
1 stop23h 42m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$86
This Trip.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:45 pm
BNA
- ONT
1 stop23h 03m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” 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 2/248:45 pm
BNA
- ONT
1 stop23h 37m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:45 pm
BNA
- ONT
1 stop18h 26m
Multiple Airlines
Deal found 1/30![Multiple Airlines logo]()
$90
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 January 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $169 (Kiwi.com) |
One-way from | $75 (Trip.com) |
Popular in | October |
Cheapest in | August |
Average price | $429 |
Good round-trip deal | $457 or less |
Good one-way deal | $249 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 January 30, 2026.
Use the filters below to find and compare flights from Nashville to Ontario that are best for you.
Fly from
Nashville
Fly to
Ontario
Route
Depart
Return
Price
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Mon 3/2
8:45 pm-1:11 pm
1 stop18h 26m
Ontario
Sat 3/7
7:10 pm-4:03 am
1 stop6h 53m
$169
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 3/12
8:41 pm-3:37 pm
1 stop20h 56m
Ontario
Tue 3/31
2:23 pm-5:15 am
1 stop12h 52m
$190
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Wed 3/4
7:29 am-4:22 pm
1 stop10h 53m
Ontario
Mon 3/9
11:58 pm-9:09 am
1 stop7h 11m
$280
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Tue 2/24
4:08 pm-9:05 pm
1 stop6h 57m
Ontario
Tue 3/3
6:00 am-2:15 pm
1 stop6h 15m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Mon 4/27
7:20 pm-11:44 pm
1 stop6h 24m
Ontario
Sat 5/2
7:05 am-3:18 pm
1 stop6h 13m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 4/23
7:20 pm-11:44 pm
1 stop6h 24m
Ontario
Wed 4/29
10:15 pm-7:44 am
1 stop7h 29m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 6/26
7:16 pm-11:44 pm
1 stop6h 28m
Ontario
Sat 7/4
10:59 pm-9:49 am
1 stop8h 50m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 4/24
4:13 pm-9:00 pm
1 stop6h 47m
Ontario
Mon 4/27
10:15 pm-7:44 am
1 stop7h 29m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 2/27
4:55 pm-11:49 pm
1 stop8h 54m
Ontario
Wed 3/4
1:10 pm-10:00 pm
1 stop6h 50m
$285
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Mon 4/6
7:22 pm-11:51 pm
1 stop6h 29m
Ontario
Sat 4/11
1:20 pm-9:38 pm
1 stop6h 18m
$285
Showing 1-10 of 24 results
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 January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 January 23, 2026.
Booking 42 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 $197). 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 January 30, 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 January 30, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United 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.
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
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
See prices for flight routes from nearby airports that may be better suited for you.
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 January 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$245 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$314 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$393 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$358 | Average$518 | FlexibilityNo cancel fee | On-time63% |