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

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

What airlines fly to Dayton?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Dayton from Ontario according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Dayton. Keep in mind that there are 9 different airlines that fly to Dayton on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Ontario Airport to Dayton Airport is 3 as of November 2026.

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.

$375 Cheap Flights from Ontario to Dayton in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Dayton

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:20 pm - 10:02 pmONT Ontario-DAY Dayton

6h 42m1 stop Atlanta Hartsfield-Jackson

3:34 pm - 8:58 pmDAY Dayton-ONT Ontario

8h 24m1 stop Atlanta Hartsfield-Jackson

$387Delta

Sat, Dec 12 - Tue, Dec 15

12:20 pm - 11:08 pmONT Ontario-DAY Dayton

7h 48m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:07 amDAY Dayton-ONT Ontario

8h 07m1 stop Atlanta Hartsfield-Jackson

$388Delta

Thu, Dec 3 - Sat, Dec 5

7:00 am - 5:32 pmONT Ontario-DAY Dayton

7h 32m1 stop Chicago O'Hare Intl

8:37 am - 12:34 pmDAY Dayton-ONT Ontario

6h 57m1 stop Denver Intl

$389United Airlines

Sat, Dec 12 - Tue, Dec 15

5:12 pm - 10:42 amONT Ontario-DAY Dayton

14h 30m2 stops Salt Lake City Atlanta Hartsfield-Jackson

3:34 pm - 8:58 pmDAY Dayton-ONT Ontario

8h 24m1 stop Atlanta Hartsfield-Jackson

$392Delta

Sat, Dec 12 - Tue, Dec 15

5:00 am - 8:17 pmONT Ontario-DAY Dayton

12h 17m2 stops Denver Intl Chicago O'Hare Intl

8:37 am - 12:34 pmDAY Dayton-ONT Ontario

6h 57m1 stop Denver Intl

$394United Airlines

Sat, Dec 12 - Wed, Dec 16

7:00 am - 5:32 pmONT Ontario-DAY Dayton

7h 32m1 stop Chicago O'Hare Intl

9:00 am - 5:36 pmDAY Dayton-ONT Ontario

11h 36m2 stops Chicago O'Hare Intl San Francisco

$394United Airlines

Sat, Dec 12 - Tue, Dec 15

1:02 pm - 11:29 pmONT Ontario-DAY Dayton

7h 27m1 stop Dallas/Fort Worth

6:00 am - 1:24 pmDAY Dayton-ONT Ontario

10h 24m1 stop Dallas/Fort Worth

$397American Airlines

Sat, Dec 12 - Tue, Dec 15

9:35 am - 9:55 pmONT Ontario-DAY Dayton

9h 20m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

6:00 am - 1:24 pmDAY Dayton-ONT Ontario

10h 24m1 stop Dallas/Fort Worth

$402American Airlines

Sat, Dec 12 - Tue, Dec 15

6:00 am - 10:33 pmONT Ontario-DAY Dayton

13h 33m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

11:21 am - 10:43 pmDAY Dayton-ONT Ontario

14h 22m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

$652Alaska Airlines

Thu, Jan 7 - Wed, Jan 13

6:00 am - 10:52 pmONT Ontario-DAY Dayton

13h 52m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

11:21 am - 10:43 pmDAY Dayton-ONT Ontario

14h 22m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl

$784Alaska Airlines

Thu, Jan 7 - Wed, Jan 13

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United Airlines flights from Ontario to Dayton

Our best United Airlines deals on Ontario to Dayton flight tickets

United Airlines

Dec 4

ONT11:20 amOntario

9h 09m

2 stops

DAY11:29 pmDayton

Dec 8

DAY8:37 amDayton

6h 57m

1 stop

ONT12:34 pmOntario

$384

United Airlines

Dec 4

ONT11:20 amOntario

9h 09m

2 stops

DAY11:29 pmDayton

Dec 8

DAY7:15 amDayton

11h 20m

2 stops

ONT3:35 pmOntario

$389

United Airlines

Dec 12

ONT5:00 amOntario

12h 17m

2 stops

DAY8:17 pmDayton

Dec 16

DAY8:37 amDayton

6h 57m

1 stop

ONT12:34 pmOntario

$394

Alaska Airlines flights from Ontario to Dayton

Our best Alaska Airlines deals on Ontario to Dayton flight tickets

Alaska Airlines

Nov 20

ONT6:00 amOntario

12h 52m

2 stops

DAY9:52 pmDayton

Nov 24

DAY7:40 amDayton

10h 51m

2 stops

ONT3:31 pmOntario

$974

Alaska Airlines

Nov 16

ONT7:13 pmOntario

13h 34m

2 stops

DAY11:47 amDayton

Nov 19

DAY7:40 amDayton

10h 44m

2 stops

ONT3:24 pmOntario

$1,024

Alaska Airlines

Nov 19

ONT7:13 pmOntario

13h 33m

2 stops

DAY11:46 amDayton

Nov 23

DAY11:24 amDayton

15h 07m

2 stops

ONT11:31 pmOntario

$1,093

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

12:20 pm-10:02 pm

1 stop6h 42m

Dayton

Tue 12/15

3:34 pm-8:58 pm

1 stop8h 24m

$387

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Thu 12/3

12:20 pm-11:08 pm

1 stop7h 48m

Dayton

Sat 12/5

6:00 am-11:07 am

1 stop8h 07m

$388

Quickest round-trip

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

7:00 am-5:32 pm

1 stop7h 32m

Dayton

Tue 12/15

8:37 am-12:34 pm

1 stop6h 57m

$389

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

5:12 pm-10:42 am

2 stops14h 30m

Dayton

Tue 12/15

3:34 pm-8:58 pm

1 stop8h 24m

$392

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

5:00 am-8:17 pm

2 stops12h 17m

Dayton

Wed 12/16

8:37 am-12:34 pm

1 stop6h 57m

$394

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

7:00 am-5:32 pm

1 stop7h 32m

Dayton

Tue 12/15

9:00 am-5:36 pm

2 stops11h 36m

$394

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

1:02 pm-11:29 pm

1 stop7h 27m

Dayton

Tue 12/15

6:00 am-1:24 pm

1 stop10h 24m

$397

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Sat 12/12

9:35 am-9:55 pm

2 stops9h 20m

Dayton

Tue 12/15

6:00 am-1:24 pm

1 stop10h 24m

$402

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Thu 1/7

6:00 am-10:33 pm

2 stops13h 33m

Dayton

Wed 1/13

11:21 am-10:43 pm

2 stops14h 22m

$652

OntarioDayton

ONT Ontario - DAY Dayton

ONTDAY

Ontario

Thu 1/7

6:00 am-10:52 pm

2 stops13h 52m

Dayton

Wed 1/13

11:21 am-10:43 pm

2 stops14h 22m

$784

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 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

Prices

Airlines

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 $339. The month of August is another great option to travel to Dayton, with average flight prices from Ontario averaging around $348.

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

Best Price Found	$375
Fastest flight time	6h 10m
Direct flights	None

The best one-way flight to Dayton from Ontario in the past 72 hours is $375. The best round-trip flight deal from Ontario to Dayton found on momondo in the last 72 hours is $387.

The fastest flight from Ontario to Dayton takes 6h 10m

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

Search flight deals

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 10m.
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?
The number of operators available for flights from Ontario Airport to Dayton Airport is 3 as of November 2026.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Dayton is American Airlines (44% of total bookings). The next most popular airlines are United Airlines (34%) and Delta (22%).

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
Delta	PriceFrom $288	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
United Airlines	PriceFrom $358	Free Cancellation	Rating 7.3 10,475 reviews	Search United Airlines flights
American Airlines	PriceFrom $378	Free Cancellation	Rating 7.0 12,225 reviews	Search American Airlines flights

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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Cheap flights from Ontario to Dayton from $375

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 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Ontario to Dayton

Our best United Airlines deals on Ontario to Dayton flight tickets

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Our best Alaska Airlines deals on Ontario to Dayton flight tickets

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How to get the cheapest flight ticket from Ontario to Dayton

What is the cheapest month to fly to Dayton?

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

What airlines fly to Dayton?

When to book flights from Ontario to Dayton

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

Best Price Found

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Frequently asked questions about flying 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

Traveling to a place near Dayton?

Why use momondo?

An easier way to manage your Dayton 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.

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