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$193+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ATL
Jul 29 — Aug 51
Wed 7/29
Wed 8/5
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 June 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/25. 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 8/167:30 am
YYZ
-
ATL
1 stop15h 50m
Multiple Airlines
Mon 8/316:50 am
ATL
-
YYZ
2 stops10h 19m
Multiple Airlines
Deal found 6/25$287
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 8/237:30 am
YYZ
-
ATL
1 stop9h 40m
Multiple Airlines
Mon 8/316:50 am
ATL
-
YYZ
2 stops10h 19m
Multiple Airlines
Deal found 6/24$288
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 8/256:30 am
YYZ
-
ATL
1 stop17h 29m
Multiple Airlines
Mon 8/316:50 am
ATL
-
YYZ
2 stops10h 19m
Multiple Airlines
Deal found 6/23$293
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 9/171:30 pm
YYZ
-
ATL
1 stop10h 57m
Multiple Airlines
Sun 9/207:30 am
ATL
-
YYZ
1 stop7h 30m
Multiple Airlines
Deal found 6/24$298
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:30 am
YYZ
-
ATL
1 stop7h 40m
Multiple Airlines
Mon 8/316:50 am
ATL
-
YYZ
2 stops10h 19m
Multiple Airlines
Deal found 6/28$303
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 9/141:30 pm
YYZ
-
ATL
1 stop8h 02m
Multiple Airlines
Fri 9/187:30 am
ATL
-
YYZ
1 stop13h 25m
Multiple Airlines
Deal found 6/25$306
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:30 pm
YYZ
-
ATL
1 stop8h 02m
Multiple Airlines
Thu 10/229:13 pm
ATL
-
YYZ
1 stop23h 42m
Multiple Airlines
Deal found 6/27$308
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:30 am
YYZ
-
ATL
1 stop14h 57m
Multiple Airlines
Thu 9/244:21 pm
ATL
-
YYZ
1 stop28h 34m
Multiple Airlines
Deal found 6/27$310
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:30 am
YYZ
-
ATL
1 stop14h 57m
Multiple Airlines
Wed 10/77:30 am
ATL
-
YYZ
1 stop9h 25m
Multiple Airlines
Deal found 6/27$311
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:55 am
YTZ
-
ATL
1 stop13h 49m
Multiple Airlines
Mon 8/36:35 am
ATL
-
YTZ
2 stops12h 23m
Multiple Airlines
Deal found 6/27$312
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:30 am
YYZ
-
ATL
1 stop7h 34m
Multiple Airlines
Tue 8/1810:48 pm
ATL
-
YYZ
1 stop18h 07m
Multiple Airlines
Deal found 6/26$312
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 9/29:30 am
YYZ
-
ATL
1 stop14h 29m
Multiple Airlines
Sun 9/64:13 pm
ATL
-
YYZ
2 stops27h 31m
Multiple Airlines
Deal found 6/25$313

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 June 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$287
(Kiwi.com)

One-way from

$193
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$582

Good round-trip deal

$395 or less

Good one-way deal

$242 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. 5% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 29, 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

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Tue 8/18

6:00 pm-3:40 pm

1 stop21h 40m

Atlanta Hartsfield-Jackson

Tue 8/25

9:05 am-9:48 pm

2 stops12h 43m

$336

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Fri 7/17

1:40 pm-10:44 pm

1 stop9h 04m

Atlanta Hartsfield-Jackson

Wed 7/22

5:05 am-12:59 pm

1 stop7h 54m

$348

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Thu 7/23

2:10 pm-12:52 am

1 stop10h 42m

Atlanta Hartsfield-Jackson

Thu 7/30

10:40 pm-12:54 pm

2 stops14h 14m

$367

TorontoAtlanta

YYZ - ATL

YYZATL

Toronto Pearson Intl

Tue 7/21

12:55 pm-9:16 pm

1 stop8h 21m

Atlanta Hartsfield-Jackson

Tue 7/28

6:35 am-2:05 pm

1 stop7h 30m

$372

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Thu 7/16

3:15 pm-12:52 am

1 stop9h 37m

Atlanta Hartsfield-Jackson

Mon 7/20

5:05 am-6:15 pm

1 stop13h 10m

$428

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Tue 9/8

6:05 am-1:58 pm

1 stop7h 53m

Atlanta Hartsfield-Jackson

Wed 9/16

7:38 pm-11:54 pm

1 stop4h 16m

$453

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Wed 7/8

5:15 pm-12:52 am

1 stop7h 37m

Atlanta Hartsfield-Jackson

Sat 7/11

5:01 am-12:59 pm

1 stop7h 58m

$463

TorontoAtlanta

YTZ - ATL

YTZATL

Toronto Island

Tue 7/7

8:30 pm-8:44 am

1 stop12h 14m

Atlanta Hartsfield-Jackson

Tue 7/14

8:16 am-7:19 pm

1 stop11h 03m

$463

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Fri 7/24

3:10 pm-10:22 pm

1 stop7h 12m

Atlanta Hartsfield-Jackson

Tue 7/28

5:30 am-10:03 am

1 stop4h 33m

$464

OttawaAtlanta

YOW - ATL

YOWATL

Ottawa

Thu 8/6

6:25 am-1:44 pm

1 stop7h 19m

Atlanta Hartsfield-Jackson

Sun 8/9

10:05 am-5:07 pm

1 stop7h 02m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

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

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

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Atlanta (average of $59). 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 June 29, 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 12% on your trip compared to booking a flight in the afternoon.

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 June 29, 2026.

The most flights from CAON to ATL are scheduled on a Sunday (25 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (14 on average).

How much does it cost to fly round-trip from Region of 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 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 June 27, 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.

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 $453, United Airlines can have you in Atlanta from Region of Ontario in 7h 53m. The distance from Region of Ontario to Atlanta is about 930 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: Aeromexico (93%), Korean Air (93%), LATAM Airlines( 92%).

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

    The cheapest flight price from Region of Ontario to Atlanta is $175. On average you can expect to pay $1,440. The most popular route, (Toronto Pearson Intl - Atlanta Hartsfield-Jackson), can usually be booked for $282.

  • 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, May is the cheapest month in which you can book a flight from Region of Ontario to Atlanta (average of $59). 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
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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 June 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$291Average$627FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$305Average$587FlexibilityNo cancel feeOn-time67%
WestJetCheapest$321Average$652FlexibilityNo cancel feeOn-time60%
DeltaCheapest$432Average$558FlexibilityNo cancel feeOn-timeN/A

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