$125+ Cheap flights from Ontario to Cleveland (ONT - CLE)
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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CLE
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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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
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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 June 14, 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 June 14, 2026.
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- CLE
1 stop27h 14m
Frontier
Wed 7/158:22 pm
CLE
- ONT
1 stop22h 32m
Frontier
Deal found 6/12![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:34 pm
ONT
- CLE
1 stop12h 48m
Frontier
Mon 8/319:00 am
CLE
- ONT
1 stop9h 09m
Frontier
Deal found 6/11![Frontier logo]()
$251
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Tue 8/118:22 pm
CLE
- ONT
1 stop21h 52m
Frontier
Deal found 6/9![Frontier logo]()
$252
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- CLE
1 stop24h 24m
Frontier
Wed 8/198:38 am
CLE
- ONT
1 stop11h 10m
Frontier
Deal found 6/11![Frontier logo]()
$253
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
ONT
- CLE
1 stop25h 58m
Frontier
Wed 8/58:22 pm
CLE
- ONT
1 stop22h 32m
Frontier
Deal found 6/10![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Wed 7/159:00 am
CLE
- ONT
1 stop9h 14m
Frontier
Deal found 6/11![Frontier logo]()
$256
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:34 pm
ONT
- CLE
1 stop27h 05m
Frontier
Wed 7/88:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/10![Frontier logo]()
$258
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:38 pm
ONT
- CLE
1 stop14h 52m
Frontier
Tue 7/148:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/9![Frontier logo]()
$259
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:52 am
ONT
- CLE
1 stop7h 02m
Frontier
Wed 7/159:00 am
CLE
- ONT
1 stop9h 14m
Frontier
Deal found 6/11![Frontier logo]()
$260
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:34 pm
ONT
- CLE
1 stop24h 29m
Frontier
Thu 8/279:55 pm
CLE
- ONT
1 stop24h 53m
Frontier
Deal found 6/9![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:34 pm
ONT
- CLE
1 stop12h 48m
Frontier
Tue 8/259:00 am
CLE
- ONT
1 stop9h 09m
Frontier
Deal found 6/12![Frontier logo]()
$264
This CheapOair deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:58 pm
ONT
- CLE
1 stop13h 08m
Frontier
Wed 9/309:59 pm
CLE
- ONT
1 stop18h 32m
Frontier
Deal found 6/13![Frontier logo]()
$274
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 June 14, 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 June 14, 2026.
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Wed 7/298:22 pm
CLE
- ONT
1 stop22h 32m
Frontier
Deal found 6/9![Frontier logo]()
$305
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:10 am
ONT
- CLE
1 stop7h 44m
United Airlines
Wed 8/1912:19 pm
CLE
- ONT
2 stops10h 42m
United Airlines
Deal found 6/11![United Airlines logo]()
$334
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 8/185:26 pm
ONT
- CLE
1 stop8h 42m
Alaska Airlines
Wed 8/195:56 pm
CLE
- ONT
1 stop8h 28m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:00 pm
ONT
- CLE
1 stop9h 49m
Delta
Tue 7/142:40 pm
CLE
- ONT
1 stop10h 10m
Delta
Deal found 6/10![Delta logo]()
$400
This Southwest deal was found by Cheapflights users on 6/12. 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.
Sun 10/182:45 pm
ONT
- CLE
1 stop6h 55m
Southwest
Mon 10/195:45 am
CLE
- ONT
2 stops7h 35m
Southwest
Deal found 6/12![Southwest logo]()
$445
This Frontier deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:34 pm
ONT
- CLE
1 stop12h 48m
Frontier
Fri 8/289:00 am
CLE
- ONT
1 stop9h 09m
Frontier
Deal found 6/13![Frontier logo]()
$343
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am
ONT
- CLE
1 stop7h 05m
Delta
Mon 11/164:25 pm
CLE
- ONT
1 stop8h 49m
Delta
Deal found 6/12![Delta logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 am
ONT
- CLE
1 stop7h 09m
United Airlines
Wed 8/1910:52 am
CLE
- ONT
2 stops12h 09m
United Airlines
Deal found 6/11![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:01 am
ONT
- CLE
2 stops10h 38m
United Airlines
Wed 9/97:00 am
CLE
- ONT
1 stop8h 12m
United Airlines
Deal found 6/13![United Airlines logo]()
$484
Last-minute flights from Ontario to ClevelandDiscover last-minute flight deals from Ontario to Cleveland. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Cleveland. Data last updated June 14, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:34 pm
ONT
- CLE
1 stop27h 05m
Frontier
Wed 7/88:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/10![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/73:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Wed 7/159:00 am
CLE
- ONT
1 stop9h 14m
Frontier
Deal found 6/11![Frontier logo]()
$256
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:38 pm
ONT
- CLE
1 stop14h 52m
Frontier
Tue 7/148:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/9![Frontier logo]()
$259
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- CLE
1 stop27h 14m
Frontier
Wed 7/158:22 pm
CLE
- ONT
1 stop22h 32m
Frontier
Deal found 6/12![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:52 am
ONT
- CLE
1 stop7h 02m
Frontier
Wed 7/159:00 am
CLE
- ONT
1 stop9h 14m
Frontier
Deal found 6/11![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- CLE
1 stop24h 24m
Frontier
Wed 8/198:38 am
CLE
- ONT
1 stop11h 10m
Frontier
Deal found 6/11![Frontier logo]()
$253
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:38 pm
ONT
- CLE
1 stop26h 26m
Frontier
Thu 7/239:43 pm
CLE
- ONT
1 stop13h 20m
Frontier
Deal found 6/10![Frontier logo]()
$287
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
ONT
- CLE
1 stop25h 58m
Frontier
Wed 8/58:22 pm
CLE
- ONT
1 stop22h 32m
Frontier
Deal found 6/10![Frontier logo]()
$255
This Expedia deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
ONT
- CLE
1 stop25h 58m
Frontier
Tue 7/218:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/14![Frontier logo]()
$264
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/163:40 pm
ONT
- CLE
1 stop27h 14m
Frontier
Tue 7/218:22 pm
CLE
- ONT
1 stop14h 41m
Frontier
Deal found 6/10![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Thu 7/239:43 pm
CLE
- ONT
1 stop13h 20m
Frontier
Deal found 6/11![Frontier logo]()
$276
This Super.com deal was found by Cheapflights users on 6/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:52 am
ONT
- CLE
1 stop7h 02m
Frontier
Sun 7/269:43 pm
CLE
- ONT
1 stop13h 20m
Frontier
Deal found 6/13![Frontier logo]()
$290
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 June 14, 2026.
Search for one-way flight options from Ontario to Cleveland. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Frontier deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:47 am
ONT
- CLE
1 stop7h 07m
Frontier
Deal found 6/9![Frontier logo]()
$125
This Super.com deal was found by Cheapflights users on 6/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:34 pm
ONT
- CLE
1 stop12h 48m
Frontier
Deal found 6/11![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 6/10. 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 7/13:34 pm
ONT
- CLE
1 stop12h 57m
Frontier
Deal found 6/10![Frontier logo]()
$132
This Super.com deal was found by Cheapflights users on 6/10. 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 7/81:38 pm
ONT
- CLE
1 stop14h 52m
Frontier
Deal found 6/10![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:40 pm
ONT
- CLE
1 stop12h 50m
Frontier
Deal found 6/12![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/221:38 pm
ONT
- CLE
1 stop14h 52m
Frontier
Deal found 6/12![Frontier logo]()
$137
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/211:58 am
ONT
- CLE
1 stop6h 41m
Frontier
Deal found 6/11![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:49 pm
ONT
- CLE
1 stop6h 17m
Frontier
Deal found 6/12![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 6/10. 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.
Fri 7/103:40 pm
ONT
- CLE
1 stop27h 14m
Frontier
Deal found 6/10![Frontier logo]()
$163
This Frontier deal was found by Cheapflights users on 6/10. 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 7/308:17 am
ONT
- CLE
1 stop12h 03m
Frontier
Deal found 6/10![Frontier logo]()
$165
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 June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $250 (Orbitz) |
One-way from | $125 (Frontier) |
Popular in | May |
Cheapest in | September |
Average price | $407 |
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 2,558,603 searches. Data last updated June 14, 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
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Wed 7/22
3:40 pm-7:30 am
1 stop12h 50m
Cleveland Hopkins Intl
Wed 7/29
8:22 pm-3:54 pm
1 stop22h 32m
$305
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Tue 7/14
6:10 am-4:54 pm
1 stop7h 44m
Cleveland Hopkins Intl
Wed 8/19
12:19 pm-8:01 pm
2 stops10h 42m
$334
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Mon 8/24
3:34 pm-7:22 am
1 stop12h 48m
Cleveland Hopkins Intl
Fri 8/28
9:00 am-3:09 pm
1 stop9h 09m
$343
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Tue 8/18
5:26 pm-5:08 am
1 stop8h 42m
Cleveland Hopkins Intl
Wed 8/19
5:56 pm-11:24 pm
1 stop8h 28m
$391
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Fri 7/3
10:00 pm-10:49 am
1 stop9h 49m
Cleveland Hopkins Intl
Tue 7/14
2:40 pm-9:50 pm
1 stop10h 10m
$400
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Wed 11/11
7:00 am-5:05 pm
1 stop7h 05m
Cleveland Hopkins Intl
Mon 11/16
4:25 pm-10:14 pm
1 stop8h 49m
$403
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Tue 8/18
5:00 am-3:09 pm
1 stop7h 09m
Cleveland Hopkins Intl
Wed 8/19
10:52 am-8:01 pm
2 stops12h 09m
$412
Quickest round-trip
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Sun 10/18
2:45 pm-12:40 am
1 stop6h 55m
Cleveland Hopkins Intl
Mon 10/19
5:45 am-10:20 am
2 stops7h 35m
$445
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Tue 9/1
9:01 am-10:39 pm
2 stops10h 38m
Cleveland Hopkins Intl
Wed 9/9
7:00 am-12:12 pm
1 stop8h 12m
$484
Cheapest one-way
OntarioCleveland
ONT - CLE
ONTCLE
Ontario
Fri 7/3
3:34 pm-7:31 am
1 stop12h 57m
$183
Showing 1-10 of 19 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 June.
| 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
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How far ahead should I book a flight from Ontario to Cleveland?
The best time to book flights from Ontario to Cleveland is 32 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?
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 67% 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 Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 9h 37m.
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 Denver (DEN) offer the fastest connection on this route, with an average layover time of 3h 56m.
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 June 14, 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.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
7.9
Boarding
8.1
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
Mentor
Avon
Beachwood
Mansfield
Independence
Strongsville
Lakewood
Streetsboro
Medina
North Olmsted
Cuyahoga Falls
Macedonia
Kent
Westlake
Elyria
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Ontario to Cleveland
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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 June 14, 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 June 14, 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 June 14, 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 2,558,603 searches. Data last updated June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$292 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$198 | Average$412 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$439 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$326 | Average$476 | FlexibilityNo cancel fee | On-time71% |