Cheap flights from Ontario to Dayton from $189

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 Dayton departing on 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:33 pm - 10:15 pmONT-DAY
5h 42m1 stop
United Airlines Logo
8:55 am - 12:33 pmDAY-ONT
6h 38m1 stop
$289United Airlines
Find Deal
Tue, Nov 11 - Sat, Nov 15
United Airlines Logo
1:33 pm - 10:15 pmONT-DAY
5h 42m1 stop
United Airlines Logo
8:55 am - 5:34 pmDAY-ONT
11h 39m2 stops
$294United Airlines
Find Deal
Tue, Nov 11 - Sat, Nov 15
United Airlines Logo
6:00 am - 8:15 pmONT-DAY
11h 15m2 stops
United Airlines Logo
6:55 am - 12:33 pmDAY-ONT
8h 38m2 stops
$299United Airlines
Find Deal
Tue, Nov 11 - Sat, Nov 15
Delta Logo
10:00 pm - 10:35 amONT-DAY
9h 35m1 stop
Delta Logo
6:00 am - 11:06 amDAY-ONT
8h 06m1 stop
$314Delta
Find Deal
Fri, Nov 7 - Sat, Nov 15
American Airlines Logo
12:55 pm - 11:59 pmONT-DAY
8h 04m2 stops
American Airlines Logo
5:59 pm - 10:29 pmDAY-ONT
7h 30m1 stop
$319American Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
4:49 pm - 10:30 amONT-DAY
14h 41m2 stops
Delta Logo
6:34 pm - 11:04 pmDAY-ONT
7h 30m1 stop
$338Delta
Find Deal
Wed, Dec 3 - Mon, Dec 8
Delta Logo
10:00 pm - 10:24 amONT-DAY
9h 24m1 stop
Delta Logo
6:05 am - 10:26 amDAY-ONT
7h 21m1 stop
$339Delta
Find Deal
Tue, Nov 4 - Sat, Nov 8
American Airlines Logo
11:59 pm - 11:32 amONT-DAY
8h 33m1 stop
American Airlines Logo
8:43 am - 6:19 pmDAY-ONT
12h 36m2 stops
$359American Airlines
Find Deal
Mon, Dec 1 - Sat, Dec 6
American Airlines Logo
9:59 am - 11:21 pmONT-DAY
10h 22m2 stops
American Airlines Logo
5:56 pm - 10:28 pmDAY-ONT
7h 32m1 stop
$387American Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 6
American Airlines Logo
12:55 pm - 11:59 pmONT-DAY
8h 04m2 stops
American Airlines Logo
5:59 pm - 10:29 pmDAY-ONT
7h 30m1 stop
$390American Airlines
Find Deal
Tue, Nov 11 - Mon, Nov 17

Delta flights from Ontario to Dayton

Our best Delta deals on Ontario to Dayton flight tickets
Delta
Nov 7
ONT10:00 pmOntario
9h 35m
1 stop
DAY10:35 amDayton
Nov 15
DAY6:00 amDayton
8h 06m
1 stop
ONT11:06 amOntario
Delta
Dec 3
ONT4:49 pmOntario
14h 41m
2 stops
DAY10:30 amDayton
Dec 8
DAY6:34 pmDayton
7h 30m
1 stop
ONT11:04 pmOntario
Delta
Nov 4
ONT10:00 pmOntario
9h 24m
1 stop
DAY10:24 amDayton
Nov 8
DAY6:05 amDayton
7h 21m
1 stop
ONT10:26 amOntario

American Airlines flights from Ontario to Dayton

Our best American Airlines deals on Ontario to Dayton flight tickets
American Airlines
Nov 7
ONT12:55 pmOntario
8h 04m
2 stops
DAY11:59 pmDayton
Nov 11
DAY5:59 pmDayton
7h 30m
1 stop
ONT10:29 pmOntario
American Airlines
Dec 1
ONT11:59 pmOntario
8h 33m
1 stop
DAY11:32 amDayton
Dec 6
DAY8:43 amDayton
12h 36m
2 stops
ONT6:19 pmOntario
American Airlines
Dec 2
ONT9:59 amOntario
10h 22m
2 stops
DAY11:21 pmDayton
Dec 6
DAY5:56 pmDayton
7h 32m
1 stop
ONT10:28 pmOntario

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Dayton 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, momondo users made 832,500 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Ontario to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/11

1:33 pm-10:15 pm

1 stop5h 42m

Dayton

Sat 11/15

8:55 am-12:33 pm

1 stop6h 38m

$289

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/11

1:33 pm-10:15 pm

1 stop5h 42m

Dayton

Sat 11/15

8:55 am-5:34 pm

2 stops11h 39m

$294

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/11

6:00 am-8:15 pm

2 stops11h 15m

Dayton

Sat 11/15

6:55 am-12:33 pm

2 stops8h 38m

$299

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 11/7

10:00 pm-10:35 am

1 stop9h 35m

Dayton

Sat 11/15

6:00 am-11:06 am

1 stop8h 06m

$314

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 11/7

12:55 pm-11:59 pm

2 stops8h 04m

Dayton

Tue 11/11

5:59 pm-10:29 pm

1 stop7h 30m

$319

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Wed 12/3

4:49 pm-10:30 am

2 stops14h 41m

Dayton

Mon 12/8

6:34 pm-11:04 pm

1 stop7h 30m

$338

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/4

10:00 pm-10:24 am

1 stop9h 24m

Dayton

Sat 11/8

6:05 am-10:26 am

1 stop7h 21m

$339

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Mon 12/1

11:59 pm-11:32 am

1 stop8h 33m

Dayton

Sat 12/6

8:43 am-6:19 pm

2 stops12h 36m

$359

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 12/2

9:59 am-11:21 pm

2 stops10h 22m

Dayton

Sat 12/6

5:56 pm-10:28 pm

1 stop7h 32m

$387

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/11

12:55 pm-11:59 pm

2 stops8h 04m

Dayton

Mon 11/17

5:59 pm-10:29 pm

1 stop7h 30m

$390

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dayton from

How to get the cheapest flight ticket from Ontario to Dayton

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 Dayton?

The month of February is, on average, the cheapest month to fly to Dayton from Ontario, with most prices found around $293. The month of September is another great option to travel to Dayton, with average flight prices from Ontario averaging around $301.

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

The cheapest day to depart from Ontario to Dayton is on a Saturday. Travelers who choose to depart for Dayton on a Saturday will often find tickets for as low as $372. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Dayton for around $507.

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

According to our data, the cheapest time of day to fly to Dayton is at noon. momondo users have found flights departing from Ontario to Dayton at noon for as low as $453. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Dayton, so prices are often more expensive at around $467 per ticket.

When to book flights from Ontario to Dayton

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

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

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

Direct flights

None
There are no direct flights from Ontario to Dayton. There are no popular flight routes from Ontario to Dayton.
  • How far is Ontario to Dayton by plane?

    There are 1877.1 mi between Ontario and Dayton. By plane, this route typically takes 5h 33m.

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

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

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

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

    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 Dayton Airport.

  • What documentation or ID do you need to fly to Dayton Airport?

    The required travel and health documents for your Dayton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dayton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Dayton?

Best airlines flying from Ontario to Dayton

Compare and see reviews for airlines that fly from Ontario to Dayton with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,029 reviews
Search American Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
7,981 reviews
Search Delta flights

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Richmond
Springfield
Troy
Fairborn
Miamisburg
Xenia
Huber Heights
Beavercreek
Sidney
Greenville
Winchester

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Dayton. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Dayton from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Ontario to Dayton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Dayton from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Fri 11/21
Fri 11/28

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