What is the cheapest airline that flies from Ontario to Ohio?

Frontier and Alaska Airlines are the most popular carriers operating from Ontario to Ohio

What airlines fly to Ohio?

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Ohio from Ontario according to our data. American Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Ohio. Keep in mind that there are 9 different airlines that fly to Ohio on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ontario to Ohio on average per week?

4 flights are operational weekly from Ontario to Ohio as of September 2025. The most popular departure day for this route is Thu, with 50% of flights per week taking off on this day.

When did momondo last update prices for flights from Ontario Airport to Ohio?

Prices for flights from Ontario Airport to Ohio were last updated today.

How many operators does momondo search for flights from Ontario Airport to Ohio?

As of September 2025, there are 6 operators available to choose from for flights from Ontario Airport to Ohio.

How old do you have to be to fly from Ontario Airport to Ohio?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Ohio.

What documentation or ID do you need to fly to Ohio?

The travel and health documents required for your trip to Ohio can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ohio. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$81 Cheap Flights from Ontario to Ohio in 2025/26

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Find the cheapest flights from Ontario to Ohio

Round-trip

One-way

Last minute

Cheap round-trip flights

6:53 am - 12:59 amONT-DTW

15h 06m1 stop

6:00 am - 9:35 amDTW-ONT

6h 35m1 stop

$148Frontier

Find Deal

Fri, Oct 24 - Sun, Oct 26

7:04 am - 12:59 amONT-DTW

14h 55m1 stop

7:55 am - 11:50 pmDTW-ONT

18h 55m1 stop

$149Frontier

Find Deal

Sat, Oct 11 - Tue, Oct 14

7:02 am - 5:12 pmONT-DAY

7h 10m1 stop

5:55 pm - 10:30 pmDAY-ONT

7h 35m1 stop

$289United Airlines

Find Deal

Sat, Oct 18 - Wed, Oct 22

10:00 pm - 10:35 amONT-DAY

9h 35m1 stop

1:22 pm - 11:52 pmDAY-ONT

13h 30m2 stops

$294Delta

Find Deal

Fri, Nov 7 - Tue, Nov 11

5:50 pm - 9:42 amONT-CLE

12h 52m2 stops

5:20 am - 5:10 pmCLE-ONT

14h 50m2 stops

$311Delta

Find Deal

Tue, Oct 21 - Sat, Oct 25

10:29 pm - 9:36 amONT-PIT

8h 07m1 stop

6:45 am - 12:03 pmPIT-ONT

8h 18m1 stop

$315American Airlines

Find Deal

Sat, Oct 25 - Tue, Nov 4

6:20 am - 7:16 pmONT-PIT

9h 56m2 stops

6:35 am - 11:53 amPIT-ONT

8h 18m1 stop

$320American Airlines

Find Deal

Wed, Nov 5 - Thu, Nov 13

5:05 am - 3:14 pmONT-PIT

7h 09m1 stop

2:07 pm - 8:24 pmPIT-ONT

9h 17m2 stops

$324United Airlines

Find Deal

Tue, Oct 14 - Sat, Oct 18

8:30 am - 8:30 pmONT-PIT

9h 00m2 stops

6:15 am - 12:25 pmPIT-ONT

9h 10m2 stops

$385Southwest

Find Deal

Wed, Nov 12 - Sun, Nov 16

1:10 pm - 12:10 amONT-PIT

8h 00m2 stops

6:15 am - 12:25 pmPIT-ONT

9h 10m2 stops

$397Southwest

Find Deal

Thu, Nov 13 - Sun, Nov 16

Frontier flights from Ontario to Ohio

Our best Frontier deals on Ontario to Ohio flight tickets

Frontier

Oct 24

ONT6:53 amOntario

15h 06m

1 stop

DTW12:59 amDetroit Metropolitan Wayne County

Oct 26

DTW6:00 amDetroit Metropolitan Wayne County

6h 35m

1 stop

ONT9:35 amOntario

$148

Find similar

Frontier

Oct 11

ONT7:04 amOntario

14h 55m

1 stop

DTW12:59 amDetroit Metropolitan Wayne County

Oct 14

DTW7:55 amDetroit Metropolitan Wayne County

18h 55m

1 stop

ONT11:50 pmOntario

$149

Find similar

Frontier

Nov 13

ONT12:05 pmOntario

10h 34m

1 stop

CVG1:39 amCincinnati Cinci./N. Kentucky

Nov 15

CVG3:47 pmCincinnati Cinci./N. Kentucky

11h 03m

1 stop

ONT11:50 pmOntario

$150

Find similar

United Airlines flights from Ontario to Ohio

Our best United Airlines deals on Ontario to Ohio flight tickets

United Airlines

Oct 18

ONT7:02 amOntario

7h 10m

1 stop

DAY5:12 pmDayton

Oct 22

DAY5:55 pmDayton

7h 35m

1 stop

ONT10:30 pmOntario

$289

Find similar

United Airlines

Oct 14

ONT5:05 amOntario

7h 09m

1 stop

PIT3:14 pmPittsburgh

Oct 18

PIT2:07 pmPittsburgh

9h 17m

2 stops

ONT8:24 pmOntario

$324

Find similar

United Airlines

Oct 18

ONT5:05 amOntario

12h 04m

2 stops

DAY8:09 pmDayton

Oct 22

DAY11:42 amDayton

8h 41m

2 stops

ONT5:23 pmOntario

$370

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Fri 10/24

6:53 am-12:59 am

1 stop15h 06m

Detroit Metropolitan Wayne County

Sun 10/26

6:00 am-9:35 am

1 stop6h 35m

$148

OntarioDetroit

ONT - DTW

ONTDTW

Ontario

Sat 10/11

7:04 am-12:59 am

1 stop14h 55m

Detroit Metropolitan Wayne County

Tue 10/14

7:55 am-11:50 pm

1 stop18h 55m

$149

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Sat 10/18

7:02 am-5:12 pm

1 stop7h 10m

Dayton

Wed 10/22

5:55 pm-10:30 pm

1 stop7h 35m

$289

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 11/7

10:00 pm-10:35 am

1 stop9h 35m

Dayton

Tue 11/11

1:22 pm-11:52 pm

2 stops13h 30m

$294

OntarioCleveland

ONT - CLE

ONTCLE

Ontario

Tue 10/21

5:50 pm-9:42 am

2 stops12h 52m

Cleveland Hopkins Intl

Sat 10/25

5:20 am-5:10 pm

2 stops14h 50m

$311

OntarioPittsburgh

ONT - PIT

ONTPIT

Ontario

Sat 10/25

10:29 pm-9:36 am

1 stop8h 07m

Pittsburgh

Tue 11/4

6:45 am-12:03 pm

1 stop8h 18m

$315

OntarioPittsburgh

ONT - PIT

ONTPIT

Ontario

Wed 11/5

6:20 am-7:16 pm

2 stops9h 56m

Pittsburgh

Thu 11/13

6:35 am-11:53 am

1 stop8h 18m

$320

OntarioPittsburgh

ONT - PIT

ONTPIT

Ontario

Tue 10/14

5:05 am-3:14 pm

1 stop7h 09m

Pittsburgh

Sat 10/18

2:07 pm-8:24 pm

2 stops9h 17m

$324

OntarioPittsburgh

ONT - PIT

ONTPIT

Ontario

Wed 11/12

8:30 am-8:30 pm

2 stops9h 00m

Pittsburgh

Sun 11/16

6:15 am-12:25 pm

2 stops9h 10m

$385

OntarioPittsburgh

ONT - PIT

ONTPIT

Ontario

Thu 11/13

1:10 pm-12:10 am

2 stops8h 00m

Pittsburgh

Sun 11/16

6:15 am-12:25 pm

2 stops9h 10m

$397

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Ohio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ohio?

In general, May is the cheapest month to fly from Ontario to Ohio. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. If you are unable to visit Ohio during the month of May, then departing from Ontario during the month September is also very affordable. Most momondo users find prices during this month for around $298.

What is the cheapest day to depart on your flight to Ohio?

Our data shows that Monday is the least expensive day to fly to Ohio. Tickets to fly out on this day can be as low as $294. The most expensive day to fly to Ohio is Sunday, with ticket prices averaging around $474.

What is the cheapest time of day to depart on your flight to Ohio?

According to our data, the cheapest time of day to fly to Ohio is in the evening. momondo users have found flights departing from Ontario to Ohio in the evening for as low as $288. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ohio is at noon when prices are around $453.

How far in advance should I book a flight to Ohio?

You are more likely to see cheaper flights to Ohio from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Ohio for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ohio from Ontario for as low as $289 on momondo.

Can stopping save me money on Ontario to Ohio flights?

You could potentially save up to 84% on your flight if you consider stops on a Ontario to Ohio flight.

Cheap Ontario to Ohio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Ohio

Direct flights	None

There are no direct flights from Ontario to Ohio. There are no popular flight routes from Ontario to Ohio.

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Ohio?
Prices for flights from Ontario Airport to Ohio were last updated today.
How many operators does momondo search for flights from Ontario Airport to Ohio?
As of September 2025, there are 6 operators available to choose from for flights from Ontario Airport to Ohio.
How old do you have to be to fly from Ontario Airport to Ohio?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Ohio.
What documentation or ID do you need to fly to Ohio?
The travel and health documents required for your trip to Ohio can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ohio. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Ohio

Compare and see reviews for airlines that fly from Ontario to Ohio with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $159	Free Cancellation	Rating 5.8 3,162 reviews	Search Frontier flights
American Airlines	PriceFrom $228	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $277	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
United Airlines	PriceFrom $279	Free Cancellation	Rating 7.4 8,928 reviews	Search United Airlines flights
Southwest	PriceFrom $306	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Ohio?

It is quick and easy to find Ontario to Ohio flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ohio that suits you.

Can I find flights from Ontario to Ohio with flexible booking policies on momondo?

Yes. All flights to Ohio from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Ohio?

momondo helps you find the best flight between Ontario and Ohio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Ohio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Ohio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ohio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Ohio

Popular cities in Ohio

Flights to New Yorkfrom $50

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Flights to Orlandofrom $57

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Flights to Washington, D.C.from $60

Flights to Bostonfrom $68

Flights to Atlantafrom $51

Flights to Dallasfrom $60

Flights to Seattlefrom $86

Cheap flights from Ontario to Ohio from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Ohio departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Ohio

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Frontier flights from Ontario to Ohio

Our best Frontier deals on Ontario to Ohio flight tickets

United Airlines flights from Ontario to Ohio

Our best United Airlines deals on Ontario to Ohio flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Ohio that are best for you.

See travel insights to Ohio from

How to get the cheapest flight ticket from Ontario to Ohio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ohio?

What is the cheapest day to depart on your flight to Ohio?

Our data shows that Monday is the least expensive day to fly to Ohio. Tickets to fly out on this day can be as low as $294. The most expensive day to fly to Ohio is Sunday, with ticket prices averaging around $474.

What is the cheapest time of day to depart on your flight to Ohio?

How far in advance should I book a flight to Ohio?

Can stopping save me money on Ontario to Ohio flights?

You could potentially save up to 84% on your flight if you consider stops on a Ontario to Ohio flight.

What is the cheapest airline that flies from Ontario to Ohio?

Frontier and Alaska Airlines are the most popular carriers operating from Ontario to Ohio

What airlines fly to Ohio?

How many flights depart from Ontario to Ohio on average per week?

4 flights are operational weekly from Ontario to Ohio as of September 2025. The most popular departure day for this route is Thu, with 50% of flights per week taking off on this day.

Cheap Ontario to Ohio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Ohio

Direct flights

When did momondo last update prices for flights from Ontario Airport to Ohio?

How many operators does momondo search for flights from Ontario Airport to Ohio?

How old do you have to be to fly from Ontario Airport to Ohio?

What documentation or ID do you need to fly to Ohio?

Best airlines flying from Ontario to Ohio

Compare and see reviews for airlines that fly from Ontario to Ohio with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Ohio?

Can I find flights from Ontario to Ohio with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Ohio?

I’m not ready to book a flight from Ontario to Ohio right now. Can momondo alert me if prices change?

An easier way to manage your Ohio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ohio

Popular cities in Ohio

Popular flights according to clicks in the last 7 days on momondo