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$54+ Cheap flights from Ohio to Ontario (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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — ONT
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ohio to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Ohio (USOH) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$128
(Cheapflightsfares)

One-way from

$54
(Trip.com)
From Ohio to Ontario
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One-way flight from Ohio to Ontario
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Find flight deals from Ohio to Ontario

Cheapest flights from Ohio to Ontario
Explore the most affordable flight options available from Ohio to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:28 pmCLE - ONT
1 stop7h 31mFrontier
Mon 5/1212:59 amONT - CLE
1 stop7h 04mFrontier
Deal found 1/20$128
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/183:35 pmDTW - ONT
1 stop11h 24mFrontier
Mon 2/2412:59 amONT - DTW
1 stop10h 36mFrontier
Deal found 1/21$129
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/187:59 pmCVG - ONT
1 stop22h 20mFrontier
Thu 2/279:35 pmONT - CVG
1 stop28h 39mFrontier
Deal found 1/20$130
This Expedia deal was found by Cheapflights users on 1/20. 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 2/66:00 amCVG - ONT
1 stop7h 27mMultiple Airlines
Mon 2/106:00 amONT - CVG
1 stop8h 29mMultiple Airlines
Deal found 1/20$251
This Expedia deal was found by Cheapflights users on 1/20. 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 4/152:43 pmDTW - ONT
1 stop12h 16mMultiple Airlines
Tue 4/2211:46 amONT - DTW
1 stop14h 25mMultiple Airlines
Deal found 1/20$273
This Delta deal was found by Cheapflights users on 1/21. 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 4/222:53 pmDAY - ONT
1 stop7h 49mDelta
Tue 5/610:59 pmONT - DAY
1 stop8h 36mDelta
Deal found 1/21$289
This Delta deal was found by Cheapflights users on 1/19. 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 3/256:24 amCVG - ONT
1 stop18h 58mDelta
Wed 3/265:40 amONT - CVG
1 stop10h 01mDelta
Deal found 1/19$303
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 3/175:39 pmCLE - ONT
1 stop8h 45mAlaska Airlines
Wed 3/266:00 amONT - CLE
1 stop9h 48mAlaska Airlines
Deal found 1/21$342
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 2/194:49 pmDTW - ONT
1 stop21h 13mAlaska Airlines
Fri 2/286:00 amONT - DTW
1 stop30h 53mAlaska Airlines
Deal found 1/21$342
This United Airlines deal was found by Cheapflights users on 1/21. 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 2/242:10 pmCVG - ONT
2 stops10h 49mUnited Airlines
Wed 2/265:05 amONT - CVG
2 stops8h 40mUnited Airlines
Deal found 1/21$343
This Delta deal was found by Cheapflights users on 1/21. 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 3/47:45 amCMH - ONT
1 stop7h 39mDelta
Thu 3/61:21 pmONT - CMH
1 stop6h 27mDelta
Deal found 1/21$343
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/107:30 amCLE - ONT
1 stop7h 59mDelta
Wed 3/1212:46 pmONT - CLE
1 stop8h 59mDelta
Deal found 1/20$343

Find flights from Ohio to Ontario within your budget

Customize your flight search to find flights from Ohio to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Tue 5/6

7:28 pm-11:59 pm

1 stop7h 31m

Ontario

Mon 5/12

12:59 am-11:03 am

1 stop7h 04m

$128

DetroitOntario

DTW - ONT

DTWONT

Detroit Metropolitan Wayne County

Tue 2/18

3:35 pm-11:59 pm

1 stop11h 24m

Ontario

Mon 2/24

12:59 am-2:35 pm

1 stop10h 36m

$129

CincinnatiOntario

CVG - ONT

CVGONT

Cincinnati Cinci./N. Kentucky

Tue 2/18

7:59 pm-3:19 pm

1 stop22h 20m

Ontario

Thu 2/27

9:35 pm-5:14 am

1 stop28h 39m

$130

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Thu 4/10

12:19 pm-11:59 pm

1 stop14h 40m

Ontario

Sat 4/12

12:59 am-11:19 am

1 stop7h 20m

$160

CincinnatiOntario

CVG - ONT

CVGONT

Cincinnati Cinci./N. Kentucky

Thu 2/6

6:00 am-10:27 am

1 stop7h 27m

Ontario

Mon 2/10

6:00 am-5:29 pm

1 stop8h 29m

$251

DetroitOntario

DTW - ONT

DTWONT

Detroit Metropolitan Wayne County

Tue 4/15

2:43 pm-11:59 pm

1 stop12h 16m

Ontario

Tue 4/22

11:46 am-5:11 am

1 stop14h 25m

$273

DaytonOntario

DAY - ONT

DAYONT

Dayton

Sat 2/22

3:09 pm-10:52 pm

1 stop10h 43m

Ontario

Tue 2/25

1:05 pm-11:25 pm

1 stop7h 20m

$289

CincinnatiOntario

CVG - ONT

CVGONT

Cincinnati Cinci./N. Kentucky

Tue 3/25

6:24 am-10:22 pm

1 stop18h 58m

Ontario

Wed 3/26

5:40 am-6:41 pm

1 stop10h 01m

$303

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 4/8

2:04 pm-9:59 pm

2 stops10h 55m

Ontario

Tue 4/15

6:02 am-7:06 pm

2 stops10h 04m

$324

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Mon 3/17

5:39 pm-11:24 pm

1 stop8h 45m

Ontario

Wed 3/26

6:00 am-6:48 pm

1 stop9h 48m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 60 results
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Best time to book a flight from Ohio to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Ohio with our price prediction graph.
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.

Travel insights for flights from Ohio to Ontario

Get recent, data-driven insights about flights from Ohio to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ohio to Ontario?

Currently, August is the cheapest month in which you can book a flight from Ohio to Ontario (average of $246). Flying from Ohio to Ontario in March is currently the most expensive (average of $310). 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 OH to ONT?

Find hourly flight availability from Ohio to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ohio to Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated January 21, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines and Frontier from Ohio to Ontario to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
8,984 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Boarding

8.2

Overall

8.1

Entertainment

7.7

Crew

8.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Ohio to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Ohio?

    Ontario (ONT) is the airport you will fly into if you book a flight from Ohio to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • What are the cheapest airlines to fly from Ohio to Ontario one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $54. Alaska Airlines flights start at $157 while deals on Delta start at $172 one-way.

  • What are the most popular routes from Ohio to Ontario?

    Most travelers choose Detroit Metropolitan Wayne County - Ontario, Cincinnati Cinci./N. Kentucky - Ontario or Columbus - Ontario when deciding on the best route from Ohio to Ontario.

  • Can I find deals for flights from Ohio to Ontario that include hotel bookings?

    Yes. In addition to deals on Ohio to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ohio to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ohio to Ontario.

  • Can I find deals for business class flights from Ohio to Ontario?

    Yes. Cheapflights offers flight deals from Ohio to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ohio to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Ohio to Ontario (average of $246). Flying from Ohio to Ontario in March is currently the most expensive (average of $310). 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.

See more FAQs

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Alternative routes for Ohio to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ohio to Ontario

Discover the top 5 airlines that operate flights from Ohio to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$264FlexibilityNo cancel feeOn-time62%
DeltaCheapest$276Average$447FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$474FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$293Average$493FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$344Average$464FlexibilityNo cancel feeOn-time63%
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