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Cheap flights from Ontario to Dayton from $309

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 1/10. 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
11:15 pm - 10:38 amONT  Ontario-DAY Dayton
8h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:25 pm - 9:54 pmDAY  Dayton-ONT Ontario
9h 29m1 stop Atlanta Hartsfield-Jackson
$359Delta
Mon, Oct 12 - Mon, Oct 19
Delta Logo
12:00 pm - 10:21 pmONT  Ontario-DAY Dayton
7h 21m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:27 pm - 8:24 pmDAY  Dayton-ONT Ontario
7h 57m1 stop Atlanta Hartsfield-Jackson
$359Delta
Sun, Sep 6 - Tue, Sep 15
Delta Logo
11:15 pm - 10:38 amONT  Ontario-DAY Dayton
8h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:25 pm - 9:54 pmDAY  Dayton-ONT Ontario
9h 29m1 stop Atlanta Hartsfield-Jackson
$429Delta
Mon, Oct 12 - Mon, Oct 19
American Airlines Logo
10:25 am - 9:04 pmONT  Ontario-DAY Dayton
7h 39m1 stop Dallas/Fort Worth
American Airlines Logo
5:52 pm - 10:59 pmDAY  Dayton-ONT Ontario
8h 07m1 stop Charlotte Douglas
$458American Airlines
Sat, Oct 24 - Mon, Oct 26
American Airlines Logo
10:30 pm - 11:00 amONT  Ontario-DAY Dayton
9h 30m1 stop Charlotte Douglas
American Airlines Logo
9:36 am - 1:36 pmDAY  Dayton-ONT Ontario
7h 00m1 stop Dallas/Fort Worth
$458American Airlines
Sun, Nov 22 - Thu, Nov 26
United Airlines Logo
1:18 pm - 10:45 pmONT  Ontario-DAY Dayton
6h 27m1 stop Denver Intl
United Airlines Logo
6:11 pm - 10:35 pmDAY  Dayton-ONT Ontario
7h 24m1 stop Chicago O'Hare Intl
$459United Airlines
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
9:35 am - 11:34 pmONT  Ontario-DAY Dayton
10h 59m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
American Airlines Logo
5:52 pm - 10:59 pmDAY  Dayton-ONT Ontario
8h 07m1 stop Charlotte Douglas
$463American Airlines
Sat, Oct 24 - Mon, Oct 26
United Airlines Logo
1:18 pm - 10:45 pmONT  Ontario-DAY Dayton
6h 27m1 stop Denver Intl
United Airlines Logo
6:00 am - 3:41 pmDAY  Dayton-ONT Ontario
12h 41m2 stops Chicago O'Hare Intl San Francisco
$464United Airlines
Tue, Sep 1 - Sat, Sep 5
Alaska Airlines Logo
6:00 am - 9:52 pmONT  Ontario-DAY Dayton
12h 52m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
Alaska Airlines Logo
6:00 am - 2:47 pmDAY  Dayton-ONT Ontario
11h 47m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
$724Alaska Airlines
Sat, Dec 12 - Mon, Dec 14
Alaska Airlines Logo
7:59 pm - 11:52 amONT  Ontario-DAY Dayton
12h 53m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
Alaska Airlines Logo
5:32 am - 2:16 pmDAY  Dayton-ONT Ontario
11h 44m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
$752Alaska Airlines
Mon, Aug 31 - Wed, Sep 9

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Delta flights from Ontario to Dayton

Our best Delta deals on Ontario to Dayton flight tickets
Delta
Oct 12
ONT11:15 pmOntario
8h 23m
1 stop
DAY10:38 amDayton
Oct 19
DAY3:25 pmDayton
9h 29m
1 stop
ONT9:54 pmOntario
$359
Delta
Oct 23
ONT11:15 pmOntario
8h 23m
1 stop
DAY10:38 amDayton
Oct 26
DAY6:00 amDayton
8h 06m
1 stop
ONT11:06 amOntario
$429
Delta
Oct 29
ONT7:07 amOntario
7h 55m
1 stop
DAY6:02 pmDayton
Nov 2
DAY6:00 amDayton
13h 23m
2 stops
ONT4:23 pmOntario
$434

American Airlines flights from Ontario to Dayton

Our best American Airlines deals on Ontario to Dayton flight tickets
American Airlines
Oct 24
ONT10:25 amOntario
7h 39m
1 stop
DAY9:04 pmDayton
Oct 26
DAY5:52 pmDayton
8h 07m
1 stop
ONT10:59 pmOntario
$458
American Airlines
Oct 23
ONT7:34 pmOntario
12h 02m
2 stops
DAY10:36 amDayton
Oct 26
DAY5:52 pmDayton
8h 07m
1 stop
ONT10:59 pmOntario
$463
American Airlines
Aug 15
ONT6:00 amOntario
8h 53m
1 stop
DAY5:53 pmDayton
Aug 22
DAY6:23 pmDayton
7h 36m
1 stop
ONT10:59 pmOntario
$466

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 August 10, 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 Ontario - DAY Dayton

ONTDAY

Ontario

Mon 10/12

11:15 pm-10:38 am

1 stop8h 23m

Dayton

Mon 10/19

3:25 pm-9:54 pm

1 stop9h 29m

$359

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sun 9/6

12:00 pm-10:21 pm

1 stop7h 21m

Dayton

Tue 9/15

3:27 pm-8:24 pm

1 stop7h 57m

$359

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Mon 10/12

11:15 pm-10:38 am

1 stop8h 23m

Dayton

Mon 10/19

3:25 pm-9:54 pm

1 stop9h 29m

$429

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 10/24

10:25 am-9:04 pm

1 stop7h 39m

Dayton

Mon 10/26

5:52 pm-10:59 pm

1 stop8h 07m

$458

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sun 11/22

10:30 pm-11:00 am

1 stop9h 30m

Dayton

Thu 11/26

9:36 am-1:36 pm

1 stop7h 00m

$458
Quickest round-trip

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Tue 9/1

1:18 pm-10:45 pm

1 stop6h 27m

Dayton

Sat 9/5

6:11 pm-10:35 pm

1 stop7h 24m

$459

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 10/24

9:35 am-11:34 pm

2 stops10h 59m

Dayton

Mon 10/26

5:52 pm-10:59 pm

1 stop8h 07m

$463

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Tue 9/1

1:18 pm-10:45 pm

1 stop6h 27m

Dayton

Sat 9/5

6:00 am-3:41 pm

2 stops12h 41m

$464

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

6:00 am-9:52 pm

2 stops12h 52m

Dayton

Mon 12/14

6:00 am-2:47 pm

2 stops11h 47m

$724

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Mon 8/31

7:59 pm-11:52 am

2 stops12h 53m

Dayton

Wed 9/9

5:32 am-2:16 pm

2 stops11h 44m

$752

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Ontario and Dayton?

Prices are currently typical for flights on this route.

Typical prices usually range from $348 to $437.
The lowest price recently found on this route was $359.

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 $288. 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 24m

Direct flights

None
The fastest flight from Ontario to Dayton takes 6h 24m
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 24m.

  • 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
8,497 reviews
Search Delta flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
10,089 reviews
Search United Airlines flights
American AirlinesPriceFrom $338Free CancellationRating
7.1
11,892 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
Beavercreek
Huber Heights
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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