$105+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Jun 5 — Jun 121
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 72 days in advance, depart on a Friday or Tuesday 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 May 6, 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 May 6, 2026.
This CheapOair deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/712:09 pm
BNA
- ONT
1 stop13h 41m
Frontier
Tue 7/146:00 am
ONT
- BNA
1 stop27h 19m
Frontier
Deal found 5/1![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:09 pm
BNA
- ONT
1 stop23h 54m
Frontier
Tue 7/2110:49 am
ONT
- BNA
1 stop22h 30m
Frontier
Deal found 5/2![Frontier logo]()
$221
This Gotogate deal was found by Cheapflights users on 5/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Wed 6/173:34 pm
ONT
- BNA
1 stop24h 06m
Frontier
Deal found 5/5![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Sat 6/66:00 am
ONT
- BNA
1 stop11h 35m
Frontier
Deal found 5/4![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:09 pm
BNA
- ONT
1 stop23h 54m
Frontier
Mon 8/1010:49 am
ONT
- BNA
1 stop22h 30m
Frontier
Deal found 5/3![Frontier logo]()
$235
This Booking.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Sat 6/66:00 am
ONT
- BNA
1 stop25h 45m
Frontier
Deal found 5/1![Frontier logo]()
$237
This Expedia deal was found by Cheapflights users on 5/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:09 pm
BNA
- ONT
1 stop13h 41m
Frontier
Thu 8/203:34 pm
ONT
- BNA
1 stop26h 55m
Frontier
Deal found 5/5![Frontier logo]()
$238
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Sat 5/3010:50 am
ONT
- BNA
1 stop20h 55m
Frontier
Deal found 5/3![Frontier logo]()
$240
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Wed 6/101:33 pm
ONT
- BNA
1 stop26h 07m
Frontier
Deal found 5/3![Frontier logo]()
$241
This Booking.com deal was found by Cheapflights users on 5/5. 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.
Mon 6/18:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Wed 6/103:34 pm
ONT
- BNA
1 stop24h 06m
Frontier
Deal found 5/5![Frontier logo]()
$243
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Tue 6/96:00 am
ONT
- BNA
1 stop27h 24m
Frontier
Deal found 5/3![Frontier logo]()
$247
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 May 6, 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 May 6, 2026.
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:20 am
BNA
- ONT
1 stop6h 37m
Delta
Thu 6/181:00 pm
ONT
- BNA
1 stop8h 07m
Delta
Deal found 5/1![Delta logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 8/76:03 pm
BNA
- ONT
1 stop19h 11m
Alaska Airlines
Mon 8/105:26 pm
ONT
- BNA
1 stop10h 14m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:05 pm
BNA
- ONT
2 stops8h 20m
Southwest
Tue 6/99:55 am
ONT
- BNA
2 stops7h 25m
Southwest
Deal found 5/3![Southwest logo]()
$387
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:47 am
BNA
- ONT
2 stops12h 17m
United Airlines
Sun 8/309:01 am
ONT
- BNA
1 stop9h 49m
United Airlines
Deal found 5/6![United Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:27 pm
BNA
- ONT
1 stop6h 07m
Delta
Fri 6/1910:00 pm
ONT
- BNA
1 stop8h 43m
Delta
Deal found 5/1![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:20 am
BNA
- ONT
1 stop6h 37m
Delta
Sun 5/2410:00 pm
ONT
- BNA
1 stop8h 35m
Delta
Deal found 5/5![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:05 am
BNA
- ONT
2 stops7h 00m
Southwest
Wed 7/229:55 am
ONT
- BNA
2 stops7h 25m
Southwest
Deal found 5/2![Southwest logo]()
$397
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:34 pm
BNA
- ONT
1 stop6h 14m
Delta
Wed 7/2210:00 pm
ONT
- BNA
1 stop7h 38m
Delta
Deal found 5/3![Delta logo]()
$360
This Southwest deal was found by Cheapflights users on 5/5. 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.
Wed 5/276:10 pm
BNA
- ONT
Nonstop4h 25m
Southwest
Sun 5/318:45 pm
ONT
- BNA
1 stop6h 20m
Southwest
Deal found 5/5![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:55 pm
BNA
- ONT
Nonstop4h 05m
Southwest
Sun 6/147:00 pm
ONT
- BNA
1 stop8h 00m
Southwest
Deal found 5/4![Southwest logo]()
$421
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:34 am
BNA
- ONT
1 stop6h 45m
Delta
Sun 6/141:00 pm
ONT
- BNA
1 stop8h 07m
Delta
Deal found 5/1![Delta logo]()
$390
This Southwest deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:55 pm
BNA
- ONT
Nonstop4h 05m
Southwest
Mon 6/88:50 pm
ONT
- BNA
1 stop6h 20m
Southwest
Deal found 5/4![Southwest logo]()
$421
Last-minute flights from Nashville to OntarioDiscover last-minute flight deals from Nashville to Ontario. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Ontario. Data last updated May 6, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Tue 6/96:00 am
ONT
- BNA
1 stop27h 24m
Frontier
Deal found 5/3![Frontier logo]()
$247
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Sat 5/3010:50 am
ONT
- BNA
1 stop20h 55m
Frontier
Deal found 5/3![Frontier logo]()
$240
This Expedia deal was found by Cheapflights users on 5/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Tue 6/26:00 am
ONT
- BNA
1 stop10h 22m
Frontier
Deal found 5/5![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 5/5. 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.
Thu 5/2810:40 am
BNA
- ONT
1 stop15h 09m
Frontier
Sat 6/66:00 am
ONT
- BNA
1 stop11h 35m
Frontier
Deal found 5/5![Frontier logo]()
$251
This Booking.com deal was found by Cheapflights users on 5/5. 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.
Mon 6/18:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Wed 6/103:34 pm
ONT
- BNA
1 stop24h 06m
Frontier
Deal found 5/5![Frontier logo]()
$243
This Booking.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Sat 6/66:00 am
ONT
- BNA
1 stop25h 45m
Frontier
Deal found 5/1![Frontier logo]()
$237
This Expedia deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Sat 6/66:00 am
ONT
- BNA
1 stop11h 35m
Frontier
Deal found 5/4![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Wed 6/101:33 pm
ONT
- BNA
1 stop26h 07m
Frontier
Deal found 5/3![Frontier logo]()
$241
This CheapOair deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Wed 6/103:34 pm
ONT
- BNA
1 stop24h 06m
Frontier
Deal found 5/1![Frontier logo]()
$221
This Gotogate deal was found by Cheapflights users on 5/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Wed 6/173:34 pm
ONT
- BNA
1 stop24h 06m
Frontier
Deal found 5/5![Frontier logo]()
$224
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 May 6, 2026.
Search for one-way flight options from Nashville to Ontario. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Priceline deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Deal found 5/2![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/298:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Deal found 5/2![Frontier logo]()
$110
This Mytrip deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:20 pm
BNA
- ONT
1 stop29h 29m
Frontier
Deal found 5/2![Frontier logo]()
$111
This Trip.com deal was found by Cheapflights users on 5/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Deal found 5/5![Frontier logo]()
$120
This Super.com deal was found by Cheapflights users on 5/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:17 pm
BNA
- ONT
1 stop6h 32m
Frontier
Deal found 5/6![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:35 pm
BNA
- ONT
1 stop22h 33m
Frontier
Deal found 5/4![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 5/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:20 pm
BNA
- ONT
1 stop15h 45m
Frontier
Deal found 5/5![Frontier logo]()
$130
This Booking.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1512:09 pm
BNA
- ONT
1 stop23h 56m
Frontier
Deal found 5/1![Frontier logo]()
$131
This Trip.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/146:35 pm
BNA
- ONT
1 stop22h 33m
Frontier
Deal found 5/1![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.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 stop29h 29m
Frontier
Deal found 5/4![Frontier logo]()
$135
This CheapOair deal was found by Cheapflights users on 5/6. 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.
Sun 8/309:24 pm
BNA
- ONT
1 stop19h 45m
Frontier
Deal found 5/6![Frontier logo]()
$136
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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $210 (CheapOair) |
One-way from | $105 (Priceline) |
Popular in | October |
Cheapest in | August |
Average price | $372 |
Good round-trip deal | $421 or less |
Good one-way deal | $336 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 May 6, 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 6/5
6:20 am-10:57 am
1 stop6h 37m
Ontario
Thu 6/18
1:00 pm-11:07 pm
1 stop8h 07m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 8/7
6:03 pm-11:14 am
1 stop19h 11m
Ontario
Mon 8/10
5:26 pm-5:40 am
1 stop10h 14m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 6/4
7:27 pm-11:34 pm
1 stop6h 07m
Ontario
Fri 6/19
10:00 pm-8:43 am
1 stop8h 43m
$321
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 5/21
6:20 am-10:57 am
1 stop6h 37m
Ontario
Sun 5/24
10:00 pm-8:35 am
1 stop8h 35m
$350
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 7/17
7:34 pm-11:48 pm
1 stop6h 14m
Ontario
Wed 7/22
10:00 pm-7:38 am
1 stop7h 38m
$360
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Tue 6/2
4:05 pm-10:25 pm
2 stops8h 20m
Ontario
Tue 6/9
9:55 am-7:20 pm
2 stops7h 25m
$387
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Sat 6/6
7:34 am-12:19 pm
1 stop6h 45m
Ontario
Sun 6/14
1:00 pm-11:07 pm
1 stop8h 07m
$390
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Thu 7/16
10:05 am-3:05 pm
2 stops7h 00m
Ontario
Wed 7/22
9:55 am-7:20 pm
2 stops7h 25m
$397
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Wed 5/27
6:10 pm-8:35 pm
Nonstop4h 25m
Ontario
Sun 5/31
8:45 pm-5:05 am
1 stop6h 20m
$414
NashvilleOntario
BNA - ONT
BNAONT
Nashville Intl
Fri 6/5
1:55 pm-4:00 pm
Nonstop4h 05m
Ontario
Sun 6/14
7:00 pm-5:00 am
1 stop8h 00m
$421
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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| 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
Prices
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How far ahead should I book a flight from Nashville to Ontario?
Booking 71 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 $265). Flying from Nashville to Ontario in October is currently the most expensive (average of $558). 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 May 6, 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.
What’s the top layover airport for flights from Nashville to Ontario?
Share of 1-stop round-trip flights from Nashville to Ontario chosen by Cheapflights users in the past 12 months, using the same layover each way.
Dallas (DFW) – chosen by Cheapflights users on 80% of 1-stop itineraries from Nashville to Ontario on Cheapflights.
What’s the cheapest layover airport for flights from Nashville to Ontario?
Average round-trip fare for 1-stop flights from Nashville to Ontario, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $341.
What’s the fastest layover option from Nashville to Ontario?
Shortest average travel time for 1-stop one-way flights from Nashville to Ontario, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 27m.
Which airport typically offers the quickest layover for flights from Nashville to Ontario?
Average layover duration for 1-stop one-way flights from Nashville to Ontario, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 1h 26m.
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 May 6, 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.
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Boarding
8.1
Food
7.0
Overall
7.9
Comfort
8.0
Entertainment
7.5
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 May 6, 2026.
Nashville and Ontario flights
Browse other Nashville and Ontario flight options. Last updated on May 6, 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 May 6, 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 May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$245 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$160 | Average$351 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$231 | Average$380 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$344 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$377 | Average$531 | FlexibilityNo cancel fee | On-time63% |