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$609+ Cheap flights from Dayton (DAY) to Ontario

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find 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 October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/29. 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 11/2912:48 pmDAY - YYZ
1 stop8h 41mAmerican Airlines
Mon 12/14:07 pmYYZ - DAY
1 stop4h 18mAmerican Airlines
Deal found 10/29$609
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/1312:51 pmDAY - YYZ
1 stop8h 38mAmerican Airlines
Sat 12/2011:38 amYYZ - DAY
1 stop10h 43mAmerican Airlines
Deal found 10/29$623
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/139:20 amDAY - YYZ
1 stop9h 14mUnited Airlines
Sat 12/206:30 pmYYZ - DAY
1 stop18h 48mUnited Airlines
Deal found 10/29$650
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:00 amDAY - YYZ
2 stops11h 15mDelta
Mon 12/16:10 pmYYZ - DAY
1 stop5h 00mDelta
Deal found 10/29$666
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/296:55 amDAY - YYZ
1 stop9h 07mUnited Airlines
Sun 11/306:50 amYYZ - DAY
1 stop4h 18mUnited Airlines
Deal found 10/29$673
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:00 amDAY - YYZ
1 stop5h 09mWestJet
Mon 12/112:25 pmYYZ - DAY
1 stop5h 22mWestJet
Deal found 10/29$745
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/136:00 amDAY - YUL
1 stop9h 18mAmerican Airlines
Thu 11/202:29 pmYUL - DAY
1 stop7h 42mAmerican Airlines
Deal found 10/30$765
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:34 pmDAY - YUL
1 stop5h 25mDelta
Fri 11/216:00 amYUL - DAY
2 stops11h 47mDelta
Deal found 10/30$775
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/296:55 amDAY - YYZ
1 stop9h 07mUnited Airlines
Mon 12/12:15 pmYYZ - DAY
2 stops9h 28mUnited Airlines
Deal found 10/30$775
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amDAY - YUL
2 stops12h 40mDelta
Fri 11/2112:45 pmYUL - DAY
1 stop5h 02mDelta
Deal found 10/30$776
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amDAY - YUL
2 stops12h 40mDelta
Thu 11/209:26 amYUL - DAY
2 stops8h 21mDelta
Deal found 10/30$782
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:34 pmDAY - YUL
1 stop5h 25mDelta
Tue 11/1812:45 pmYUL - DAY
1 stop5h 02mDelta
Deal found 10/30$808

Cheap flight deals from Dayton to Ontario

Keep the following information in mind while searching for Dayton to Ontario flight deals. Data was last updated October 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$609
(American Airlines)
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

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 October 30, 2025.
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

Sat 12/13

12:51 pm-9:29 pm

1 stop8h 38m

Toronto Pearson Intl

Sat 12/20

11:38 am-10:21 pm

1 stop10h 43m

$623

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Sat 12/13

9:20 am-6:34 pm

1 stop9h 14m

Toronto Pearson Intl

Sat 12/20

6:30 pm-1:18 pm

1 stop18h 48m

$650

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Fri 11/28

9:15 am-9:58 am

1 stop24h 43m

Toronto Pearson Intl

Sun 11/30

6:50 am-11:43 pm

1 stop16h 53m

$666

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Sat 11/29

6:00 am-5:15 pm

2 stops11h 15m

Toronto Pearson Intl

Mon 12/1

6:10 pm-11:10 pm

1 stop5h 00m

$666

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Sun 4/5

9:00 am-5:51 pm

1 stop8h 51m

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

9:45 am-8:31 pm

1 stop10h 46m

$666

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Sat 11/29

6:55 am-4:02 pm

1 stop9h 07m

Toronto Pearson Intl

Sun 11/30

6:50 am-11:08 am

1 stop4h 18m

$673

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Sun 4/5

6:00 am-1:38 pm

2 stops7h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

2:30 pm-11:16 pm

2 stops8h 46m

$737

DaytonToronto

DAY - YYZ

DAYYYZ

Dayton

Sat 11/29

6:00 am-11:09 am

1 stop5h 09m

Toronto Pearson Intl

Mon 12/1

12:25 pm-5:47 pm

1 stop5h 22m

$745

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Thu 11/13

1:55 pm-10:40 pm

1 stop8h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 11/21

2:29 pm-10:11 pm

1 stop7h 42m

$765

DaytonMontreal

DAY - YUL

DAYYUL

Dayton

Mon 11/17

9:15 am-2:00 pm

1 stop4h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

2:13 pm-7:01 pm

1 stop4h 48m

$765

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 15 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 38m. Airlines will cover a distance of 352 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 - Montreal Pierre Elliott Trudeau Intl, Dayton - Toronto Pearson 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

See prices for flight routes from nearby airports that may be better suited for you.
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