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Cheap flights from Ontario to Dayton from $239

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 8/15. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Dayton

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 5:49 pm
ONT
-
DAY
7h 49m
1 stop
Delta Logo
2:55 pm - 10:14 pm
DAY
-
ONT
10h 19m
1 stop
$349Delta
Fri, Oct 23 - Mon, Oct 26
United Airlines Logo
1:18 pm - 10:45 pm
ONT
-
DAY
6h 27m
1 stop
United Airlines Logo
9:00 am - 8:01 pm
DAY
-
ONT
14h 01m
2 stops
$354United Airlines
Wed, Sep 9 - Tue, Sep 15
Delta Logo
5:05 pm - 10:27 am
ONT
-
DAY
14h 22m
2 stops
Delta Logo
2:55 pm - 11:48 pm
DAY
-
ONT
11h 53m
2 stops
$359Delta
Tue, Nov 17 - Tue, Dec 1
Delta Logo
10:00 pm - 10:38 am
ONT
-
DAY
9h 38m
1 stop
Delta Logo
3:56 pm - 9:50 pm
DAY
-
ONT
8h 54m
1 stop
$372Delta
Fri, Jul 3 - Tue, Jul 21
Delta Logo
7:00 am - 5:49 pm
ONT
-
DAY
7h 49m
1 stop
Delta Logo
2:55 pm - 10:14 pm
DAY
-
ONT
10h 19m
1 stop
$374Delta
Fri, Oct 23 - Mon, Oct 26
Delta Logo
5:05 pm - 10:27 am
ONT
-
DAY
14h 22m
2 stops
Delta Logo
2:55 pm - 10:14 pm
DAY
-
ONT
10h 19m
1 stop
$377Delta
Sat, Oct 24 - Mon, Oct 26
American Airlines Logo
12:37 pm - 11:33 pm
ONT
-
DAY
7h 56m
1 stop
American Airlines Logo
9:40 am - 1:25 pm
DAY
-
ONT
6h 45m
1 stop
$397American Airlines
Thu, Sep 10 - Tue, Sep 15
Delta Logo
5:05 pm - 10:27 am
ONT
-
DAY
14h 22m
2 stops
Delta Logo
2:55 pm - 10:14 pm
DAY
-
ONT
10h 19m
1 stop
$402Delta
Sat, Oct 24 - Mon, Oct 26
United Airlines Logo
1:18 pm - 10:45 pm
ONT
-
DAY
6h 27m
1 stop
United Airlines Logo
6:11 pm - 10:35 pm
DAY
-
ONT
7h 24m
1 stop
$403United Airlines
Thu, Aug 13 - Tue, Aug 18
American Airlines Logo
12:35 pm - 10:28 pm
ONT
-
DAY
6h 53m
1 stop
American Airlines Logo
7:09 am - 11:45 am
DAY
-
ONT
7h 36m
1 stop
$407American Airlines
Sat, Jul 4 - Wed, Jul 8

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Delta flights from Ontario to Dayton

Our best Delta deals on Ontario to Dayton flight tickets
Delta
Oct 23
ONT7:00 amOntario
7h 49m
1 stop
DAY5:49 pmDayton
Oct 26
DAY2:55 pmDayton
10h 19m
1 stop
ONT10:14 pmOntario
$349
Delta
Nov 17
ONT5:05 pmOntario
14h 22m
2 stops
DAY10:27 amDayton
Dec 1
DAY2:55 pmDayton
11h 53m
2 stops
ONT11:48 pmOntario
$359
Delta
Jul 3
ONT10:00 pmOntario
9h 38m
1 stop
DAY10:38 amDayton
Jul 21
DAY3:56 pmDayton
8h 54m
1 stop
ONT9:50 pmOntario
$372

United Airlines flights from Ontario to Dayton

Our best United Airlines deals on Ontario to Dayton flight tickets
United Airlines
Sep 9
ONT1:18 pmOntario
6h 27m
1 stop
DAY10:45 pmDayton
Sep 15
DAY9:00 amDayton
14h 01m
2 stops
ONT8:01 pmOntario
$354
United Airlines
Aug 13
ONT1:18 pmOntario
6h 27m
1 stop
DAY10:45 pmDayton
Aug 18
DAY6:11 pmDayton
7h 24m
1 stop
ONT10:35 pmOntario
$403
United Airlines
Oct 27
ONT6:53 pmOntario
13h 10m
2 stops
DAY11:03 amDayton
Oct 31
DAY9:00 amDayton
11h 47m
2 stops
ONT5:47 pmOntario
$448

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 June 23, 2026.
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

Cheapest round-trip

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 10/23

7:00 am-5:49 pm

1 stop7h 49m

Dayton

Mon 10/26

2:55 pm-10:14 pm

1 stop10h 19m

$349

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Wed 9/9

1:18 pm-10:45 pm

1 stop6h 27m

Dayton

Tue 9/15

9:00 am-8:01 pm

2 stops14h 01m

$354

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Tue 11/17

5:05 pm-10:27 am

2 stops14h 22m

Dayton

Tue 12/1

2:55 pm-11:48 pm

2 stops11h 53m

$359

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 7/3

10:00 pm-10:38 am

1 stop9h 38m

Dayton

Tue 7/21

3:56 pm-9:50 pm

1 stop8h 54m

$372

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Fri 10/23

7:00 am-5:49 pm

1 stop7h 49m

Dayton

Mon 10/26

2:55 pm-10:14 pm

1 stop10h 19m

$374

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Sat 10/24

5:05 pm-10:27 am

2 stops14h 22m

Dayton

Mon 10/26

2:55 pm-10:14 pm

1 stop10h 19m

$377

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Thu 9/10

12:37 pm-11:33 pm

1 stop7h 56m

Dayton

Tue 9/15

9:40 am-1:25 pm

1 stop6h 45m

$397

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Sat 10/24

5:05 pm-10:27 am

2 stops14h 22m

Dayton

Mon 10/26

2:55 pm-10:14 pm

1 stop10h 19m

$402
Quickest round-trip

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Thu 8/13

1:18 pm-10:45 pm

1 stop6h 27m

Dayton

Tue 8/18

6:11 pm-10:35 pm

1 stop7h 24m

$403

OntarioDayton

ONT - DAY

ONTDAY

Ontario

Sat 7/4

12:35 pm-10:28 pm

1 stop6h 53m

Dayton

Wed 7/8

7:09 am-11:45 am

1 stop7h 36m

$407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 September is, on average, the cheapest month to fly to Dayton from Ontario, with most prices found around $313. The month of February is another great option to travel to Dayton, with average flight prices from Ontario averaging around $339.

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

Fastest flight time

6h 27m

Direct flights

None
The fastest flight from Ontario to Dayton takes 6h 27m
There are no direct flights from Ontario to Dayton. There are no popular flight routes from Ontario to Dayton.
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Frequently asked questions about flying 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 6h 27m.

  • 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
DeltaPriceFrom $288Free CancellationRating
7.8
8,424 reviews
Search Delta flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,875 reviews
Search United Airlines flights
American AirlinesPriceFrom $313Free CancellationRating
7.1
11,745 reviews
Search American Airlines flights

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Richmond
Springfield
Fairborn
Miamisburg
Troy
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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