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$171+ Cheap flights from Ontario to Atlanta (ATL)

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ATL
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap flight deals from Ontario to Atlanta

Cheapest flights from Ontario to Atlanta
Explore the most affordable flight options available from Ontario to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:30 pm
YYZ
-
ATL
1 stop10h 20m
Multiple Airlines
Mon 6/2210:42 pm
ATL
-
YYZ
1 stop15h 23m
Multiple Airlines
Deal found 5/11$285
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:50 pm
YTZ
-
ATL
1 stop8h 04m
Multiple Airlines
Wed 6/108:23 am
ATL
-
YTZ
1 stop9h 12m
Multiple Airlines
Deal found 5/12$287
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/261:45 pm
YTZ
-
ATL
1 stop19h 24m
Multiple Airlines
Thu 5/289:16 pm
ATL
-
YTZ
1 stop20h 19m
Multiple Airlines
Deal found 5/12$289
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/221:45 pm
YTZ
-
ATL
1 stop9h 39m
Multiple Airlines
Mon 6/298:23 am
ATL
-
YTZ
1 stop9h 07m
Multiple Airlines
Deal found 5/8$292
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:30 am
YYZ
-
ATL
1 stop16h 59m
Multiple Airlines
Mon 6/810:48 pm
ATL
-
YYZ
1 stop15h 17m
Multiple Airlines
Deal found 5/11$298
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:15 am
YTZ
-
ATL
1 stop24h 37m
Multiple Airlines
Thu 6/49:16 pm
ATL
-
YTZ
1 stop20h 19m
Multiple Airlines
Deal found 5/10$301
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/41:50 pm
YTZ
-
ATL
1 stop7h 39m
Multiple Airlines
Sat 6/69:16 pm
ATL
-
YTZ
1 stop15h 44m
Multiple Airlines
Deal found 5/11$302
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:10 am
YYZ
-
ATL
1 stop8h 05m
Multiple Airlines
Mon 6/156:35 am
ATL
-
YYZ
2 stops10h 34m
Multiple Airlines
Deal found 5/11$302
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:50 pm
YTZ
-
ATL
1 stop8h 04m
Multiple Airlines
Tue 6/238:23 am
ATL
-
YTZ
1 stop9h 07m
Multiple Airlines
Deal found 5/12$304
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/191:45 pm
YTZ
-
ATL
1 stop9h 39m
Multiple Airlines
Mon 6/228:23 am
ATL
-
YTZ
1 stop9h 07m
Multiple Airlines
Deal found 5/8$305
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:55 am
YTZ
-
ATL
1 stop24h 14m
Multiple Airlines
Mon 6/19:16 pm
ATL
-
YTZ
1 stop15h 44m
Multiple Airlines
Deal found 5/8$306
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:15 am
YTZ
-
ATL
1 stop12h 32m
Multiple Airlines
Mon 6/225:40 am
ATL
-
YTZ
1 stop11h 50m
Multiple Airlines
Deal found 5/8$307

Find flight deals from Ontario to Atlanta

Keep the following information in mind while searching for Ontario to Atlanta flight deals. Data was last updated May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$285
(Kiwi.com)

One-way from

$171
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$562

Good round-trip deal

$328 or less

Good one-way deal

$204 or less
Provider with most accurate pricing for Toronto (YTO)-Atlanta Hartsfield-Jackson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Atlanta Hartsfield-Jackson flights.
Search Deals
From Ontario to Atlanta Hartsfield-Jackson
Search Deals
One-way flight from Ontario to Atlanta Hartsfield-Jackson
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Atlanta Hartsfield-Jackson.
Search Deals
Price to beat on a one-way flight from Ontario to Atlanta Hartsfield-Jackson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Atlanta 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 May 13, 2026.
Use the filters below to find and compare flights from Ontario to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Tue 8/18

5:57 pm-9:41 am

1 stop15h 44m

Atlanta Hartsfield-Jackson

Wed 8/19

1:21 pm-9:35 pm

1 stop8h 14m

$345

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Wed 6/10

6:25 am-1:45 pm

1 stop7h 20m

Atlanta Hartsfield-Jackson

Wed 6/17

5:30 am-10:03 am

1 stop4h 33m

$350

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Thu 6/25

6:25 am-12:22 pm

1 stop5h 57m

Atlanta Hartsfield-Jackson

Mon 6/29

9:25 am-11:54 pm

1 stop14h 29m

$351

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Tue 6/2

9:15 am-9:54 pm

1 stop12h 39m

Atlanta Hartsfield-Jackson

Sun 6/7

10:50 pm-8:57 am

2 stops34h 07m

$368

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Thu 5/28

1:50 pm-9:29 pm

1 stop7h 39m

Atlanta Hartsfield-Jackson

Sun 5/31

5:05 am-1:12 pm

1 stop8h 07m

$373

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Thu 5/28

2:20 pm-12:25 am

1 stop10h 05m

Atlanta Hartsfield-Jackson

Mon 6/8

9:16 pm-12:20 am

2 stops27h 04m

$405

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Fri 6/5

5:05 am-1:44 pm

2 stops8h 39m

Atlanta Hartsfield-Jackson

Sun 6/7

7:32 pm-11:54 pm

1 stop4h 22m

$412

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Sat 7/11

5:10 am-2:34 pm

2 stops9h 24m

Atlanta Hartsfield-Jackson

Tue 7/14

7:00 am-1:10 pm

1 stop6h 10m

$421

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Mon 6/1

5:25 pm-11:35 pm

1 stop6h 10m

Atlanta Hartsfield-Jackson

Tue 6/2

7:15 am-10:05 pm

1 stop14h 50m

$464

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Sat 5/30

5:50 pm-11:02 pm

1 stop5h 12m

Atlanta Hartsfield-Jackson

Sun 6/7

5:30 am-10:03 am

1 stop4h 33m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Atlanta

Have a flexible travel schedule? Discover the best time to fly to Atlanta from Ontario 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 Ontario to Atlanta

How far ahead should I book a flight from Region of Ontario to Atlanta?

The price you pay for your flight from Region of Ontario to Atlanta may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Atlanta (average of $74). Flying from Region of Ontario to Atlanta in March is currently the most expensive (average of $208). 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.

What is the cheapest time of day to fly from ON to ATL?

Find hourly flight availability from Ontario to Atlanta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 13, 2026.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Atlanta at noon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Region of Ontario to Atlanta?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Atlanta. Price data was last updated on May 9, 2026.

Travelers seeking maximum savings on their Region of Ontario to Atlanta flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Region of Ontario to Atlanta

Explore weekly flight availability from Ontario to Atlanta. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 13, 2026.

The most flights from CAON to ATL are scheduled on a Monday (28 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (18 on average).

How much does it cost to fly round-trip from Region of Ontario to Atlanta?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Atlanta. 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 into for flights to Atlanta from Ontario?

    If you book a flight to Atlanta from Ontario, you will be flying to Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta.

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

    For as low as $501, United Airlines can have you in Atlanta from Region of Ontario in 14h 22m. The distance from Region of Ontario to Atlanta is about 740 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Region of Ontario to Atlanta one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $176. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from Region of Ontario to Atlanta for a low price.

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

    The most popular flight routes from Region of Ontario to Atlanta are Toronto Pearson Intl - Atlanta Hartsfield-Jackson, Montreal Pierre Elliott Trudeau Intl - Atlanta Hartsfield-Jackson and Toronto Island - Atlanta Hartsfield-Jackson.

  • What are the most reliable airlines from Region of Ontario to Atlanta?

    Before booking your flight to Atlanta from Region of Ontario, check out the most reliable airlines to get you to your destination on time: Korean Air (87%), LATAM Airlines (84%), Delta( 84%).

  • What are the cheapest flights from Region of Ontario to Atlanta?

    The cheapest flight price from Region of Ontario to Atlanta is $148. On average you can expect to pay $389. The most popular route, (Toronto Pearson Intl - Atlanta Hartsfield-Jackson), can usually be booked for $316.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Atlanta 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 Region of Ontario to Atlanta?

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Atlanta (average of $74). Flying from Region of Ontario to Atlanta in March is currently the most expensive (average of $208). 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

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
College Park
Sandy Springs
Duluth
Lawrenceville
Auburn
Roswell
Marietta
Norcross
Gainesville
Lithia Springs
Peachtree Corners
Covington
McDonough
Stockbridge
Dunwoody
Commerce
Lithonia
Morrow
Suwanee
Douglasville

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Ontario to Atlanta

Discover the top 4 airlines that operate flights from Ontario to Atlanta. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$291Average$609FlexibilityNo cancel feeOn-time69%
WestJetCheapest$295Average$634FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$313Average$589FlexibilityNo cancel feeOn-time67%
DeltaCheapest$335Average$545FlexibilityNo cancel feeOn-timeN/A

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