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

Delta, American Airlines, and United Airlines are the most popular carriers operating from Dayton to Ontario

What airlines fly to Ontario?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Ontario from Dayton according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Dayton Airport to Ontario Airport are updated daily.

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

The number of operators available for flights from Dayton Airport to Ontario Airport is 3 as of December 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dayton Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$189 Cheap Flights from Dayton to Ontario in 2025/26

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Find the cheapest flights from Dayton to Los Angeles

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Cheap round-trip flights

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6:00 am - 11:31 am

DAY

ONT

8h 31m1 stop

10:30 pm - 10:50 am

ONT

DAY

9h 20m1 stop

$309Delta

Tue, Jan 20 - Mon, Feb 2

2:04 pm - 9:58 pm

DAY

ONT

10h 54m2 stops

1:24 pm - 10:39 pm

ONT

DAY

6h 15m1 stop

$314United Airlines

Sat, Jan 17 - Fri, Jan 30

2:04 pm - 8:58 pm

DAY

ONT

9h 54m2 stops

8:00 am - 11:44 pm

ONT

DAY

12h 44m2 stops

$319United Airlines

Tue, Jan 13 - Tue, Jan 20

3:29 pm - 10:48 pm

DAY

ONT

10h 19m1 stop

4:45 pm - 10:38 am

ONT

DAY

14h 53m2 stops

$331American Airlines

Tue, Jan 13 - Tue, Jan 20

5:21 pm - 10:25 pm

DAY

ONT

8h 04m1 stop

1:24 pm - 10:39 pm

ONT

DAY

6h 15m1 stop

$334United Airlines

Mon, Jan 5 - Tue, Jan 13

10:16 am - 6:20 pm

DAY

ONT

11h 04m2 stops

4:45 pm - 10:38 am

ONT

DAY

14h 53m2 stops

$336American Airlines

Tue, Jan 13 - Tue, Jan 20

5:21 pm - 10:25 pm

DAY

ONT

8h 04m1 stop

5:05 am - 5:04 pm

ONT

DAY

8h 59m2 stops

$339United Airlines

Mon, Jan 5 - Tue, Jan 13

10:16 am - 4:05 pm

DAY

ONT

8h 49m2 stops

9:59 am - 9:44 pm

ONT

DAY

8h 45m2 stops

$344American Airlines

Tue, Jan 6 - Wed, Jan 14

6:00 am - 11:31 am

DAY

ONT

8h 31m1 stop

10:30 pm - 10:50 am

ONT

DAY

9h 20m1 stop

$348Delta

Wed, Jan 14 - Fri, Jan 30

5:21 pm - 10:25 pm

DAY

ONT

8h 04m1 stop

1:24 pm - 10:39 pm

ONT

DAY

6h 15m1 stop

$359United Airlines

Fri, Jan 2 - Tue, Jan 6

American Airlines flights from Dayton to Ontario

Our best American Airlines deals on Dayton to Ontario flight tickets

American Airlines

Jan 13

DAY3:29 pmDayton

10h 19m

1 stop

ONT10:48 pmOntario

Jan 20

ONT4:45 pmOntario

14h 53m

2 stops

DAY10:38 amDayton

$331

Find similar

American Airlines

Jan 13

DAY10:16 amDayton

11h 04m

2 stops

ONT6:20 pmOntario

Jan 20

ONT4:45 pmOntario

14h 53m

2 stops

DAY10:38 amDayton

$336

Find similar

American Airlines

Jan 1

DAY12:05 pmDayton

9h 11m

1 stop

ONT6:16 pmOntario

Jan 7

ONT9:59 amOntario

8h 45m

2 stops

DAY9:44 pmDayton

$339

Find similar

United Airlines flights from Dayton to Ontario

Our best United Airlines deals on Dayton to Ontario flight tickets

United Airlines

Jan 17

DAY2:04 pmDayton

10h 54m

2 stops

ONT9:58 pmOntario

Jan 30

ONT1:24 pmOntario

6h 15m

1 stop

DAY10:39 pmDayton

$314

Find similar

United Airlines

Jan 13

DAY2:04 pmDayton

9h 54m

2 stops

ONT8:58 pmOntario

Jan 20

ONT8:00 amOntario

12h 44m

2 stops

DAY11:44 pmDayton

$319

Find similar

United Airlines

Jan 5

DAY5:21 pmDayton

8h 04m

1 stop

ONT10:25 pmOntario

Jan 13

ONT1:24 pmOntario

6h 15m

1 stop

DAY10:39 pmDayton

$334

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 1/20

6:00 am-11:31 am

1 stop8h 31m

Ontario

Mon 2/2

10:30 pm-10:50 am

1 stop9h 20m

$309

DaytonOntario

DAY - ONT

DAYONT

Dayton

Sat 1/17

2:04 pm-9:58 pm

2 stops10h 54m

Ontario

Fri 1/30

1:24 pm-10:39 pm

1 stop6h 15m

$314

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 1/13

2:04 pm-8:58 pm

2 stops9h 54m

Ontario

Tue 1/20

8:00 am-11:44 pm

2 stops12h 44m

$319

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 1/13

3:29 pm-10:48 pm

1 stop10h 19m

Ontario

Tue 1/20

4:45 pm-10:38 am

2 stops14h 53m

$331

DaytonOntario

DAY - ONT

DAYONT

Dayton

Mon 1/5

5:21 pm-10:25 pm

1 stop8h 04m

Ontario

Tue 1/13

1:24 pm-10:39 pm

1 stop6h 15m

$334

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 1/13

10:16 am-6:20 pm

2 stops11h 04m

Ontario

Tue 1/20

4:45 pm-10:38 am

2 stops14h 53m

$336

DaytonOntario

DAY - ONT

DAYONT

Dayton

Mon 1/5

5:21 pm-10:25 pm

1 stop8h 04m

Ontario

Tue 1/13

5:05 am-5:04 pm

2 stops8h 59m

$339

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 1/6

10:16 am-4:05 pm

2 stops8h 49m

Ontario

Wed 1/14

9:59 am-9:44 pm

2 stops8h 45m

$344

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 1/14

6:00 am-11:31 am

1 stop8h 31m

Ontario

Fri 1/30

10:30 pm-10:50 am

1 stop9h 20m

$348

DaytonOntario

DAY - ONT

DAYONT

Dayton

Fri 1/2

5:21 pm-10:25 pm

1 stop8h 04m

Ontario

Tue 1/6

1:24 pm-10:39 pm

1 stop6h 15m

$359

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 Dayton to Ontario

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

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Dayton to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $289. If you aren’t able to travel during the month of April, then book flights to Ontario from Dayton during June instead. Flights to Ontario in June, while not as cheap as those in April, still average around $343.

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

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $383. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dayton to Ontario for around $692.

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

In the evening is the cheapest time of day to fly from Dayton to Ontario when you can find flight prices for as low as $375. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $508 on average. Flights to Ontario from Dayton in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Dayton to Ontario flights?

You could potentially save up to 13% on your flight if you consider stops on a Dayton to Ontario flight.

How have Dayton to Ontario flight prices changed over time?

When to book flights from Dayton to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Dayton to Ontario (DAY to ONT) flight deals and tips

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

Fastest flight time	6h 53m
Direct flights	None

The fastest flight from Dayton to Ontario takes 6h 53m

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

Search flight deals

How far is Dayton to Ontario by plane?
The straight-line distance from Dayton to Ontario is 1877.1 mi. In terms of flight time, this usually takes a little over 6h 53m.
When did momondo last update prices for flights from Dayton Airport to Ontario Airport?
Prices for flights from Dayton Airport to Ontario Airport are updated daily.
How many operators does momondo search for flights from Dayton Airport to Ontario Airport?
The number of operators available for flights from Dayton Airport to Ontario Airport is 3 as of December 2025.
How old do you have to be to fly from Dayton Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dayton Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Dayton to Ontario?
Based on momondo bookings for flights between Dayton and Ontario, the leading airline is American Airlines, making up 62% of the total bookings. Other popular airlines include Delta with 21% and United Airlines with 17%.

Best airlines flying from Dayton to Ontario

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $254	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
United Airlines	PriceFrom $288	Free Cancellation	Rating 7.4 9,091 reviews	Search United Airlines flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Dayton.

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

All flight searches from Dayton to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Dayton and Ontario 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 Dayton to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Dayton and alert you when they change.