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Cheap flights from Atlanta to Ontario from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Ontario departing on 10/17. 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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0 bags

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Find the cheapest flights from Atlanta to Ontario

Cheap round-trip flights

Multiple Airlines Logo
2:15 pm - 9:21 pmATL-YYZ
7h 06m1 stop
Multiple Airlines Logo
4:00 pm - 5:13 pmYYZ-ATL
25h 13m2 stops
$271Multiple Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
WestJet Logo
8:30 am - 6:52 pmATL-YYZ
10h 22m1 stop
WestJet Logo
10:30 pm - 1:10 pmYYZ-ATL
14h 40m1 stop
$272WestJet
Find Deal
Thu, Oct 16 - Wed, Oct 22
WestJet Logo
6:20 pm - 6:13 amATL-YYZ
11h 53m1 stop
WestJet Logo
8:00 pm - 6:50 amYYZ-ATL
10h 50m1 stop
$273WestJet
Find Deal
Sun, Oct 19 - Fri, Oct 24
Multiple Airlines Logo
3:07 pm - 10:40 pmATL-YYZ
7h 33m1 stop
Multiple Airlines Logo
1:30 pm - 12:18 amYYZ-ATL
10h 48m1 stop
$274Multiple Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
WestJet Logo
5:15 pm - 6:47 amATL-YYZ
13h 32m2 stops
WestJet Logo
8:00 pm - 6:50 amYYZ-ATL
10h 50m1 stop
$275WestJet
Find Deal
Sun, Oct 19 - Fri, Oct 24
WestJet Logo
8:30 am - 12:31 amATL-YYZ
16h 01m2 stops
WestJet Logo
8:00 pm - 6:50 amYYZ-ATL
10h 50m1 stop
$276WestJet
Find Deal
Wed, Oct 15 - Sat, Oct 18
Multiple Airlines Logo
3:36 pm - 11:52 pmATL-YYZ
8h 16m1 stop
Multiple Airlines Logo
1:30 pm - 9:20 pmYYZ-ATL
7h 50m1 stop
$277Multiple Airlines
Find Deal
Wed, Oct 1 - Mon, Oct 6
Air Canada Logo
12:55 pm - 5:37 pmATL-YOW
4h 42m1 stop
Air Canada Logo
2:50 pm - 9:53 pmYOW-ATL
7h 03m1 stop
$757Air Canada
Find Deal
Tue, Mar 10 - Wed, Mar 11
Air Canada Logo
12:55 pm - 7:22 pmATL-YOW
6h 27m1 stop
Air Canada Logo
4:00 pm - 9:53 pmYOW-ATL
5h 53m1 stop
$767Air Canada
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Tue, Mar 10 - Wed, Mar 11
United Airlines Logo
8:10 am - 5:06 pmATL-YOW
8h 56m1 stop
United Airlines Logo
5:15 am - 1:38 pmYOW-ATL
8h 23m2 stops
$840United Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19

WestJet flights from Atlanta to Region of Ontario

Our best WestJet deals on Atlanta to Region of Ontario flight tickets
WestJet
Oct 16
ATL8:30 amAtlanta Hartsfield-Jackson
10h 22m
1 stop
YYZ6:52 pmToronto Pearson Intl
Oct 22
YYZ10:30 pmToronto Pearson Intl
14h 40m
1 stop
ATL1:10 pmAtlanta Hartsfield-Jackson
$272
Find similar
WestJet
Oct 19
ATL6:20 pmAtlanta Hartsfield-Jackson
11h 53m
1 stop
YYZ6:13 amToronto Pearson Intl
Oct 24
YYZ8:00 pmToronto Pearson Intl
10h 50m
1 stop
ATL6:50 amAtlanta Hartsfield-Jackson
$273
Find similar
WestJet
Oct 19
ATL5:15 pmAtlanta Hartsfield-Jackson
13h 32m
2 stops
YYZ6:47 amToronto Pearson Intl
Oct 24
YYZ8:00 pmToronto Pearson Intl
10h 50m
1 stop
ATL6:50 amAtlanta Hartsfield-Jackson
$275
Find similar

Air Canada flights from Atlanta to Region of Ontario

Our best Air Canada deals on Atlanta to Region of Ontario flight tickets
Air Canada
Mar 10
ATL12:55 pmAtlanta Hartsfield-Jackson
4h 42m
1 stop
YOW5:37 pmOttawa
Mar 11
YOW2:50 pmOttawa
7h 03m
1 stop
ATL9:53 pmAtlanta Hartsfield-Jackson
$757
Find similar
Air Canada
Mar 10
ATL12:55 pmAtlanta Hartsfield-Jackson
6h 27m
1 stop
YOW7:22 pmOttawa
Mar 11
YOW4:00 pmOttawa
5h 53m
1 stop
ATL9:53 pmAtlanta Hartsfield-Jackson
$767
Find similar
Air Canada
Mar 10
ATL12:55 pmAtlanta Hartsfield-Jackson
4h 42m
1 stop
YOW5:37 pmOttawa
Mar 11
YOW5:15 amOttawa
8h 33m
2 stops
ATL1:48 pmAtlanta Hartsfield-Jackson
$854
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Region of 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Atlanta to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Fri 10/3

2:15 pm-9:21 pm

1 stop7h 06m

Toronto Pearson Intl

Sun 10/5

4:00 pm-5:13 pm

2 stops25h 13m

$271

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Thu 10/16

8:30 am-6:52 pm

1 stop10h 22m

Toronto Pearson Intl

Wed 10/22

10:30 pm-1:10 pm

1 stop14h 40m

$272

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 10/19

6:20 pm-6:13 am

1 stop11h 53m

Toronto Pearson Intl

Fri 10/24

8:00 pm-6:50 am

1 stop10h 50m

$273

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Thu 10/2

3:07 pm-10:40 pm

1 stop7h 33m

Toronto Pearson Intl

Mon 10/6

1:30 pm-12:18 am

1 stop10h 48m

$274

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 10/19

5:15 pm-6:47 am

2 stops13h 32m

Toronto Pearson Intl

Fri 10/24

8:00 pm-6:50 am

1 stop10h 50m

$275

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Wed 10/15

8:30 am-12:31 am

2 stops16h 01m

Toronto Pearson Intl

Sat 10/18

8:00 pm-6:50 am

1 stop10h 50m

$276

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Wed 10/1

3:36 pm-11:52 pm

1 stop8h 16m

Toronto Pearson Intl

Mon 10/6

1:30 pm-9:20 pm

1 stop7h 50m

$277

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Tue 3/10

12:55 pm-5:37 pm

1 stop4h 42m

Ottawa

Wed 3/11

2:50 pm-9:53 pm

1 stop7h 03m

$757

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Tue 3/10

12:55 pm-7:22 pm

1 stop6h 27m

Ottawa

Wed 3/11

4:00 pm-9:53 pm

1 stop5h 53m

$767

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Wed 10/15

8:10 am-5:06 pm

1 stop8h 56m

Ottawa

Sun 10/19

5:15 am-1:38 pm

2 stops8h 23m

$840

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Atlanta to Region of Ontario

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

What is the cheapest month to fly to Region of Ontario?

The month of January is, on average, the cheapest month to fly to Region of Ontario from Atlanta, with most prices found around $506. If you aren’t able to travel during the month of January, then book flights to Region of Ontario from Atlanta during March instead. Flights to Region of Ontario in March, while not as cheap as those in January, still average around $545.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Thursday is the cheapest day to fly to Region of Ontario from Atlanta. The lowest ticket price found for a Thursday departure recently was $853. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Atlanta to Region of Ontario on a Monday will generally be more expensive and average around $989. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from Atlanta to Region of Ontario at noon for as low as $679. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $947.

What is the cheapest Atlanta Hartsfield-Jackson to Ontario flight route?

Fly from Atlanta Hartsfield-Jackson to Toronto Pearson Intl for the best Atlanta Hartsfield-Jackson - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $554 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Atlanta for as low as $421 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to Ontario flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between Atlanta to Region of Ontario.

Cheap Atlanta to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Region of Ontario

Best Price Found

$304

Fastest flight time

2h 09m

Direct flights

Every day

Airports in Region of Ontario

2 airports
The best one-way flight to Region of Ontario from Atlanta in the past 72 hours is $304. The best round-trip flight deal from Atlanta to Region of Ontario found on momondo in the last 72 hours is $659.
The fastest flight from Atlanta to Region of Ontario takes 2h 09m
Direct flights go from Atlanta to Region of Ontario every day.
There are 2 airports near Region of Ontario: Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ)
Search flight deals

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Ontario?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Ontario refresh daily.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Ontario?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Ontario?

    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 Atlanta Hartsfield-Jackson Airport to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Atlanta to Region of Ontario?

Best airlines flying from Atlanta to Region of Ontario

Compare and see reviews for airlines that fly from Atlanta to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $240Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $247Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
7,961 reviews
Search Delta flights
WestJetPriceFrom $265Free CancellationRating
7.2
3,095 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Ontario?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Atlanta.

Can I find flights from Atlanta to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from Atlanta which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Atlanta to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Atlanta to Ontario.

I’m not ready to book a flight from Atlanta to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Atlanta to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Region of Ontario 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.
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Fri 10/17
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