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$181+ Cheap flights from Dayton (DAY) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — YYZ
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Dayton to Ontario

Cheapest flights from Dayton to Ontario
Explore the most affordable flight options available from Dayton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:32 am
DAY
-
YYZ
1 stop9h 04m
American Airlines
Mon 3/91:10 pm
YYZ
-
DAY
1 stop8h 08m
American Airlines
Deal found 1/26$404
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/312:41 pm
DAY
-
YYZ
1 stop8h 48m
American Airlines
Tue 4/76:15 am
YYZ
-
DAY
1 stop9h 32m
American Airlines
Deal found 1/27$407
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/319:00 am
DAY
-
YOW
1 stop8h 07m
United Airlines
Sat 4/46:00 am
YOW
-
DAY
1 stop8h 15m
United Airlines
Deal found 1/26$417
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:00 am
DAY
-
YYZ
1 stop10h 41m
American Airlines
Fri 3/65:22 pm
YYZ
-
DAY
1 stop16h 26m
American Airlines
Deal found 1/26$446
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:45 am
DAY
-
YOW
2 stops11h 33m
United Airlines
Sat 3/215:11 pm
YOW
-
DAY
1 stop6h 32m
United Airlines
Deal found 1/28$531
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:45 am
DAY
-
YYZ
1 stop7h 57m
United Airlines
Sat 5/212:25 pm
YYZ
-
DAY
1 stop7h 42m
United Airlines
Deal found 1/28$531
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:33 pm
DAY
-
YYZ
2 stops17h 34m
United Airlines
Tue 4/79:44 am
YYZ
-
DAY
1 stop9h 14m
United Airlines
Deal found 1/27$546
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:17 pm
DAY
-
YUL
1 stop22h 42m
American Airlines
Tue 4/712:30 pm
YUL
-
DAY
1 stop27h 17m
American Airlines
Deal found 1/28$567
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:32 am
DAY
-
YUL
2 stops14h 16m
American Airlines
Tue 4/712:30 pm
YUL
-
DAY
1 stop27h 17m
American Airlines
Deal found 1/28$577
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/202:10 pm
DAY
-
YYZ
1 stop20h 30m
United Airlines
Tue 2/246:45 am
YYZ
-
DAY
1 stop15h 29m
United Airlines
Deal found 1/28$586
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:35 pm
DAY
-
YUL
1 stop23h 09m
American Airlines
Mon 4/1312:30 pm
YUL
-
DAY
1 stop23h 29m
American Airlines
Deal found 1/28$591
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:33 pm
DAY
-
YUL
2 stops12h 27m
United Airlines
Fri 4/106:35 pm
YUL
-
DAY
1 stop15h 25m
United Airlines
Deal found 1/28$595

Find flight deals from Dayton to Ontario

Keep the following information in mind while searching for Dayton to Ontario flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$404
(American Airlines)

One-way from

$181
(Kiwi.com)
Provider with most accurate pricing for Dayton-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Toronto (YTO) flights.
Search Deals
From Dayton to Ontario
Search Deals
One-way flight from Dayton to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton to Ontario 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Dayton to Ontario that are best for you.

Fly from

Dayton

Fly to

Ontario

Route

Depart

Return

Price

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Thu 3/5

8:32 am-5:36 pm

1 stop9h 04m

Toronto Pearson Intl

Mon 3/9

1:10 pm-9:18 pm

1 stop8h 08m

$404

DaytonOttawa

DAY - YOW

DAYYOW

Dayton

Tue 3/31

9:00 am-5:07 pm

1 stop8h 07m

Ottawa

Sat 4/4

6:00 am-2:15 pm

1 stop8h 15m

$417

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Tue 3/3

6:00 am-4:41 pm

1 stop10h 41m

Toronto Pearson Intl

Fri 3/6

5:22 pm-9:48 am

1 stop16h 26m

$446

DaytonOttawa

DAY - YOW

DAYYOW

Dayton

Sat 3/14

9:45 am-9:18 pm

2 stops11h 33m

Ottawa

Sat 3/21

5:11 pm-11:43 pm

1 stop6h 32m

$531

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Thu 4/30

8:45 am-4:42 pm

1 stop7h 57m

Toronto Pearson Intl

Sat 5/2

12:25 pm-8:07 pm

1 stop7h 42m

$531

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Thu 4/30

8:45 am-4:42 pm

1 stop7h 57m

Toronto Pearson Intl

Sun 5/3

1:00 pm-10:14 pm

1 stop9h 14m

$531

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Fri 4/3

7:33 pm-1:07 pm

2 stops17h 34m

Toronto Pearson Intl

Tue 4/7

9:44 am-6:58 pm

1 stop9h 14m

$546

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Fri 4/3

5:35 pm-2:59 pm

1 stop21h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

12:30 pm-9:44 pm

1 stop9h 14m

$567

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Sat 4/4

8:32 am-10:48 pm

2 stops14h 16m

Montreal Pierre Elliott Trudeau Intl

Tue 4/7

12:30 pm-3:47 pm

1 stop27h 17m

$577

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Fri 2/20

2:10 pm-10:40 am

1 stop20h 30m

Toronto Pearson Intl

Tue 2/24

6:45 am-10:14 pm

1 stop15h 29m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 31 results
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Best time to book a flight from Dayton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dayton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dayton to Ontario

What is the cheapest month to book a flight from Dayton to Region of Ontario?

Currently, July is the cheapest month in which you can book a flight from Dayton to Region of Ontario (average of $204). Flying from Dayton to Region of Ontario in April is currently the most expensive (average of $333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dayton to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dayton to Ontario?

    Located just 10.0 mi from the city center, Dayton (DAY) is the airport most travelers will use when flying to Ontario from Dayton.

  • How long is the flight from Dayton to Region of Ontario?

    Departing from Dayton to Region of Ontario will take you 8h 07m. Airlines will cover a distance of 573 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Dayton to Region of Ontario?

    The most popular flight routes from Dayton to Region of Ontario are Dayton - Toronto Pearson Intl, Dayton - Montreal Pierre Elliott Trudeau Intl and Dayton - Ottawa.

  • Can I find deals for flights from Dayton to Ontario that include hotel bookings?

    Yes. In addition to deals on Dayton to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dayton to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dayton to Ontario.

  • Can I find deals for business class flights from Dayton to Ontario?

    Yes. Cheapflights offers flight deals from Dayton to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dayton to Region of Ontario?

    Currently, July is the cheapest month in which you can book a flight from Dayton to Region of Ontario (average of $204). Flying from Dayton to Region of Ontario in April is currently the most expensive (average of $333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dayton to Ontario

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