$90+ Cheap flights from Ontario to Cleveland (ONT - CLE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLE
Oct 13 — Oct 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Cleveland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Cleveland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to ClevelandExplore the most affordable flight options available from Ontario to Cleveland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Ontario to Cleveland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am -
2 stops15h 34m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$236
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:25 am -
1 stop6h 15m
Mon 11/97:11 pm -
1 stop24h 10m
Deal found 9/9![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Wed 10/73:45 pm -
2 stops11h 02m
Deal found 9/9![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Tue 10/63:45 pm -
2 stops21h 45m
Deal found 9/9![Frontier logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:45 am -
2 stops21h 19m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$257
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:52 am -
1 stop24h 48m
Thu 10/294:50 pm -
1 stop20h 52m
Deal found 9/9![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 9/10. 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.
Tue 11/106:25 am -
1 stop6h 15m
Wed 11/113:46 pm -
2 stops11h 05m
Deal found 9/10![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:15 am -
2 stops11h 37m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$265
Best flights from Ontario to ClevelandDiscover carefully curated flight deals from Ontario to Cleveland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Ontario to Cleveland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This Southwest deal was found by Cheapflights users on 9/12. 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.
Wed 12/95:55 am -
1 stop6h 15m
Tue 12/151:30 pm -
1 stop7h 10m
Deal found 9/12![Southwest logo]()
$357
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:35 pm -
1 stop6h 33m
Wed 10/283:04 pm -
1 stop8h 21m
Deal found 9/8![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:14 pm -
1 stop10h 57m
Wed 10/145:12 am -
2 stops11h 04m
Deal found 9/9![Alaska Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/111:20 am -
1 stop7h 20m
Wed 2/31:00 pm -
2 stops10h 20m
Deal found 9/8![United Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:07 am -
1 stop8h 19m
Wed 10/283:04 pm -
1 stop8h 21m
Deal found 9/8![Delta logo]()
$377
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:35 pm -
1 stop6h 33m
Sat 10/242:00 pm -
1 stop8h 30m
Deal found 9/8![Delta logo]()
$377
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:16 pm -
1 stop7h 12m
Sat 10/246:00 am -
1 stop8h 06m
Deal found 9/8![Delta logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:14 pm -
1 stop10h 57m
Tue 10/65:12 am -
2 stops11h 04m
Deal found 9/9![Alaska Airlines logo]()
$482
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:56 pm -
2 stops11h 55m
Wed 10/285:12 am -
2 stops15h 48m
Deal found 9/11![Alaska Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:19 pm -
1 stop9h 20m
Sun 10/117:10 am -
1 stop8h 26m
Deal found 9/9![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 9/13. 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.
Thu 10/2912:16 pm -
1 stop9h 41m
Mon 11/26:00 am -
1 stop8h 06m
Deal found 9/13![Delta logo]()
$509
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:19 pm -
1 stop7h 01m
Thu 10/111:11 am -
1 stop9h 56m
Deal found 9/9![Delta logo]()
$517
Last-minute flights from Ontario to ClevelandDiscover last-minute flight deals from Ontario to Cleveland. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Cleveland. Data last updated September 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:15 am -
2 stops11h 37m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am -
2 stops15h 34m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Wed 10/73:45 pm -
2 stops11h 02m
Deal found 9/9![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop29h 54m
Tue 10/63:45 pm -
2 stops21h 45m
Deal found 9/9![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:30 pm -
1 stop12h 49m
Sat 10/312:23 pm -
1 stop7h 23m
Deal found 9/8![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:45 am -
2 stops21h 19m
Mon 10/51:24 pm -
1 stop24h 06m
Deal found 9/9![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:15 am -
1 stop6h 30m
Tue 10/274:50 pm -
1 stop10h 01m
Deal found 9/8![Frontier logo]()
$273
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:52 am -
1 stop24h 48m
Thu 10/294:50 pm -
1 stop20h 52m
Deal found 9/9![Frontier logo]()
$261
One-way flights from Ontario to ClevelandSearch for one-way flight options from Ontario to Cleveland. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Ontario to Cleveland. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Super.com deal was found by Cheapflights users on 9/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:25 am -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$90
This Super.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:52 am -
1 stop24h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 10/2111:52 am -
2 stops21h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 9/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:46 pm -
1 stop26h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$134
This Super.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:24 pm -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$137
This Frontier deal was found by Cheapflights users on 9/10. 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 10/18:24 pm -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$139
This Super.com deal was found by Cheapflights users on 9/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:25 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:35 pm -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$144
This Frontier deal was found by Cheapflights users on 9/10. 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.
Tue 10/205:25 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$145
Find flight deals from Ontario to Cleveland
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Cleveland (CLE). 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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $228 (Kiwi.com) |
One-way from | $90 (Super.com) |
Popular in | May |
Cheapest in | September |
Average price | $298 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Cleveland 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 7,457,451 searches. Data last updated September 13, 2026.
Use the filters below to find and compare flights from Ontario to Cleveland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Wed 2/3
6:45 am-4:05 pm
1 stop6h 20m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$179
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Thu 11/26
2:01 pm-7:00 am
1 stop13h 59m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$202
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Fri 11/20
2:01 pm-7:00 am
1 stop13h 59m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$202
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Sat 10/17
5:25 pm-5:55 am
1 stop9h 30m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$203
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Thu 9/24
8:24 pm-6:19 am
1 stop6h 55m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$204
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Fri 10/23
11:55 pm-10:40 am
1 stop7h 45m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$206
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Sat 11/14
5:07 pm-5:55 am
1 stop9h 48m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$206
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Mon 9/21
8:24 pm-6:19 am
1 stop6h 55m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$240
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Wed 10/21
6:02 am-12:03 am
2 stops15h 01m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
OntarioCleveland
ONT Ontario - CLE Cleveland Hopkins Intl
ONTCLE
Ontario
Mon 1/4
1:00 pm-10:51 pm
1 stop6h 51m
Cleveland Hopkins Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Ontario to Cleveland
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 Ontario to Cleveland in September.
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Cleveland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cleveland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Cleveland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Cleveland 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 Ontario-Cleveland 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 Ontario to Cleveland
Have a flexible travel schedule? Discover the best time to fly to Cleveland from Ontario with our price prediction graph.
ONT-CLE
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Cleveland
Prices
More
How far ahead should I book a flight from Ontario to Cleveland?
The best time to book flights from Ontario to Cleveland is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Ontario to Cleveland?
Currently, September is the cheapest month in which you can book a flight from Ontario to Cleveland (average of $298). Flying from Ontario to Cleveland in May is currently the most expensive (average of $476). 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.
How much does it cost to fly round-trip from Ontario to Cleveland?
Airfare is below average for this route at the moment.
Ontario to Cleveland flights typically cost between $253 and $333 in October.The cheapest round-trip price found within the last 5 days was $228 on Frontier (Oct 1-Oct 5).
What’s the top layover airport for flights from Ontario to Cleveland?
Share of 1-stop round-trip flights from Ontario to Cleveland chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 60% of 1-stop itineraries from Ontario to Cleveland on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Cleveland?
Average round-trip fare for 1-stop flights from Ontario to Cleveland, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $233.
What’s the fastest layover option from Ontario to Cleveland?
Shortest average travel time for 1-stop one-way flights from Ontario to Cleveland, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 9h 57m.
Which airport typically offers the quickest layover for flights from Ontario to Cleveland?
Average layover duration for 1-stop one-way flights from Ontario to Cleveland, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 4h 36m.
Reviews of airlines servicing Cleveland
Get insights into the airlines that provide service to Cleveland. 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 Cleveland. Reviews last updated September 13, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Ontario to Cleveland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Cleveland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Cleveland?
Book flights to Cleveland if you plan to visit one of these locationsSandusky
Beachwood
Independence
Mansfield
Strongsville
Lakewood
Avon
Medina
Streetsboro
North Olmsted
Cuyahoga Falls
Kent
Westlake
Elyria
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Cleveland flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Cleveland
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Cleveland
Explore flights to Cleveland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Complete your trip
Complete your trip to Cleveland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Cleveland by cabin class
Find flights from Ontario to Cleveland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Cleveland flights
Browse other Ontario and Cleveland flight options. Last updated on September 13, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Ontario to Cleveland
Discover the top 5 airlines that operate flights from Ontario to Cleveland. 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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$183 | Average$298 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$193 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$279 | Average$420 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$326 | Average$457 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$386 | Average$441 | FlexibilityNo cancel fee | On-time63% |