Which airlines fly to Region of Ontario?

WestJet, Delta and Air Canada are the top three most popular airlines that fly to Region of Ontario from Atlanta according to our data. WestJet is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 3 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

How many flights depart from Atlanta to Region of Ontario on average per day?

As of March 2026, there are 36 flights per day flying from Atlanta to Region of Ontario. The most common time of day flights depart is 2:00p.m., with 43% of flights taking off in the afternoon.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Ontario?

Delta and United Airlines are the most popular carriers operating from Atlanta Hartsfield-Jackson to Ontario

How many flights depart from Atlanta to Region of Ontario on average per week?

As of March 2026, there are 257 flights per week flying from Atlanta to Region of Ontario. The most common day of the week flights depart is Sun, with 16% of flights taking off on this day.

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 are refreshed on a daily basis.

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

The number of operators available for flights from Atlanta Hartsfield-Jackson Airport to Ontario is 4 as of March 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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.

C$ 167 Cheap Flights from Atlanta to Ontario in 2026

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Find the cheapest flights from Atlanta to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 p.m. - 12:30 a.m.

ATL

YUL

10h 30m

1 stop

4:35 p.m. - 7:59 a.m.

YUL

ATL

15h 24m

1 stop

C$ 395Multiple Airlines

Sat, 18 Apr - Tue, 21 Apr

10:45 p.m. - 11:58 p.m.

ATL

YOW

25h 13m

1 stop

4:20 p.m. - 7:02 a.m.

YOW

ATL

14h 42m

1 stop

C$ 399Multiple Airlines

Fri, 17 Apr - Fri, 24 Apr

6:00 a.m. - 11:58 p.m.

ATL

YOW

17h 58m

1 stop

4:20 p.m. - 9:40 p.m.

YOW

ATL

29h 20m

1 stop

C$ 406Multiple Airlines

Fri, 10 Apr - Sun, 19 Apr

1:20 p.m. - 8:51 p.m.

ATL

YOW

7h 31m

1 stop

2:35 p.m. - 8:12 p.m.

YOW

ATL

5h 37m

1 stop

C$ 461Air Canada

Fri, 8 May - Mon, 11 May

8:15 a.m. - 5:20 a.m.

ATL

YXU

21h 05m

1 stop

5:55 p.m. - 6:55 a.m.

YXU

ATL

13h 00m

1 stop

C$ 846WestJet

Sun, 3 May - Sun, 10 May

8:15 a.m. - 5:20 a.m.

ATL

YXU

21h 05m

1 stop

6:10 a.m. - 6:55 a.m.

YXU

ATL

24h 45m

2 stops

C$ 888WestJet

Tue, 5 May - Tue, 12 May

8:15 a.m. - 5:20 a.m.

ATL

YXU

21h 05m

1 stop

6:10 a.m. - 6:55 a.m.

YXU

ATL

24h 45m

1 stop

C$ 971WestJet

Sun, 3 May - Sun, 10 May

7:00 a.m. - 11:43 a.m.

ATL

YXU

4h 43m

1 stop

9:30 a.m. - 4:22 p.m.

YXU

ATL

6h 52m

1 stop

C$ 1,054Air Canada

Thu, 14 May - Sun, 17 May

7:00 a.m. - 11:43 a.m.

ATL

YXU

4h 43m

1 stop

9:30 a.m. - 8:12 p.m.

YXU

ATL

10h 42m

2 stops

C$ 1,066Air Canada

Thu, 14 May - Sun, 17 May

1:20 p.m. - 9:38 p.m.

ATL

YXU

8h 18m

2 stops

9:30 a.m. - 8:12 p.m.

YXU

ATL

10h 42m

2 stops

C$ 1,078Air Canada

Sun, 3 May - Sun, 10 May

United Airlines flights from Atlanta to Region of Ontario

Our best United Airlines deals on Atlanta to Region of Ontario flight tickets

United Airlines

4 Jun

ATL5:30 a.m.Atlanta Hartsfield-Jackson

4h 33m

1 stop

YOW10:03 a.m.Ottawa

8 Jun

YOW7:30 p.m.Ottawa

5h 00m

1 stop

ATL12:30 a.m.Atlanta Hartsfield-Jackson

C$ 502

United Airlines

9 Apr

ATL11:25 a.m.Atlanta Hartsfield-Jackson

5h 42m

1 stop

YOW5:07 p.m.Ottawa

13 Apr

YOW7:30 p.m.Ottawa

14h 59m

1 stop

ATL10:29 a.m.Atlanta Hartsfield-Jackson

C$ 579

United Airlines

4 Apr

ATL11:00 a.m.Atlanta Hartsfield-Jackson

5h 38m

1 stop

YOW4:38 p.m.Ottawa

11 Apr

YOW7:30 p.m.Ottawa

14h 59m

1 stop

ATL10:29 a.m.Atlanta Hartsfield-Jackson

C$ 724

Air Canada flights from Atlanta to Region of Ontario

Our best Air Canada deals on Atlanta to Region of Ontario flight tickets

Air Canada

8 May

ATL1:20 p.m.Atlanta Hartsfield-Jackson

7h 31m

1 stop

YOW8:51 p.m.Ottawa

11 May

YOW2:35 p.m.Ottawa

5h 37m

1 stop

ATL8:12 p.m.Atlanta Hartsfield-Jackson

C$ 461

Air Canada

16 Apr

ATL6:10 a.m.Atlanta Hartsfield-Jackson

7h 06m

1 stop

YOW1:16 p.m.Ottawa

21 Apr

YOW4:15 p.m.Ottawa

5h 27m

1 stop

ATL9:42 p.m.Atlanta Hartsfield-Jackson

C$ 475

Air Canada

30 Apr

ATL1:10 p.m.Atlanta Hartsfield-Jackson

9h 56m

1 stop

YOW11:06 p.m.Ottawa

3 May

YOW2:00 p.m.Ottawa

7h 17m

1 stop

ATL9:17 p.m.Atlanta Hartsfield-Jackson

C$ 509

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sat 18/4

2:00 p.m.-12:30 a.m.

1 stop10h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

4:35 p.m.-7:59 a.m.

1 stop15h 24m

C$ 395

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Fri 17/4

10:45 p.m.-11:58 p.m.

1 stop25h 13m

Ottawa

Fri 24/4

4:20 p.m.-7:02 a.m.

1 stop14h 42m

C$ 399

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Fri 10/4

6:00 a.m.-11:58 p.m.

1 stop17h 58m

Ottawa

Sun 19/4

4:20 p.m.-9:40 p.m.

1 stop29h 20m

C$ 406

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Fri 8/5

1:20 p.m.-8:51 p.m.

1 stop7h 31m

Ottawa

Mon 11/5

2:35 p.m.-8:12 p.m.

1 stop5h 37m

C$ 461

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Sun 3/5

8:15 a.m.-5:20 a.m.

1 stop21h 05m

London

Sun 10/5

5:55 p.m.-6:55 a.m.

1 stop13h 00m

C$ 846

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Tue 5/5

8:15 a.m.-5:20 a.m.

1 stop21h 05m

London

Tue 12/5

6:10 a.m.-6:55 a.m.

2 stops24h 45m

C$ 888

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Sun 3/5

8:15 a.m.-5:20 a.m.

1 stop21h 05m

London

Sun 10/5

6:10 a.m.-6:55 a.m.

1 stop24h 45m

C$ 971

Quickest round-trip

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Thu 14/5

7:00 a.m.-11:43 a.m.

1 stop4h 43m

London

Sun 17/5

9:30 a.m.-4:22 p.m.

1 stop6h 52m

C$ 1,054

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Thu 14/5

7:00 a.m.-11:43 a.m.

1 stop4h 43m

London

Sun 17/5

9:30 a.m.-8:12 p.m.

2 stops10h 42m

C$ 1,066

AtlantaLondon

ATL - YXU

ATLYXU

Atlanta Hartsfield-Jackson

Sun 3/5

1:20 p.m.-9:38 p.m.

2 stops8h 18m

London

Sun 10/5

9:30 a.m.-8:12 p.m.

2 stops10h 42m

C$ 1,078

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

In general, November is the cheapest month to fly from Atlanta to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 676. If you are unable to visit Region of Ontario during the month of November, then departing from Atlanta during the month October is also very affordable. Most momondo users find prices during this month for around C$ 720.

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

The cheapest day to depart from Atlanta to Region of Ontario is on a Tuesday. Travellers who choose to depart for Region of Ontario on a Tuesday will often find tickets for as low as C$ 330. The most expensive day to fly to Region of Ontario is Monday, with ticket prices averaging around C$ 872.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is at noon. Flights from Atlanta to Region of Ontario during this time can be as low as C$ 366. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 778 on average. Flights to Region of Ontario from Atlanta in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 C$ 800 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 C$ 482 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?

You could potentially save up to 19% on your flight if you consider stops on a Atlanta to Region of Ontario flight.

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	C$ 445
Fastest flight time	2h 06m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The best one-way flight to Region of Ontario from Atlanta in the past 72 hours is C$ 445. The best round-trip flight deal from Atlanta to Region of Ontario found on momondo in the last 72 hours is C$ 502.

The fastest flight from Atlanta to Region of Ontario takes 2h 06m

Direct flights go from Atlanta to Region of Ontario every day.

There are 123 airports in Region of Ontario. From Atlanta there are direct flights to 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 are refreshed on a daily basis.
How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Ontario?
The number of operators available for flights from Atlanta Hartsfield-Jackson Airport to Ontario is 4 as of March 2026.
How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Ontario?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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?
Based on momondo bookings for flights between Atlanta and Region of Ontario, the leading plane model is Embraer 175, making up 27.58% of the total bookings. Other popular models include Airbus A350-900 with 15.44%, Airbus A320-100/200 with 9.00%, and Boeing 737-900 with 7.97%.

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
Delta	PriceFrom C$ 273	Free Cancellation	Rating 7.9 8,315 reviews	Search Delta flights
Air Canada	PriceFrom C$ 334	Free Cancellation	Rating 7.1 10,831 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 438	Free Cancellation	Rating 7.2 3,300 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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Atlanta.

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

Of course. momondo tracks the price of Atlanta to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Region of Ontario trip

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Popular Cities in Ontario

Flights to Torontofrom C$ 136

Flights to Vancouverfrom C$ 82

Flights to Montrealfrom C$ 298

Flights to Calgaryfrom C$ 119

Flights to Ottawafrom C$ 232

Flights to Winnipegfrom C$ 180

Flights to Halifaxfrom C$ 162

Flights to Kelownafrom C$ 145

Flights to Saskatoonfrom C$ 225

Flights to Reginafrom C$ 251

Flights to St. John'sfrom C$ 248

Flights to Québec Cityfrom C$ 300

Cheap flights from Atlanta to Ontario from C$ 156

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 1/4. 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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United Airlines flights from Atlanta to Region of Ontario

Our best United Airlines deals on Atlanta to Region of Ontario flight tickets

Air Canada flights from Atlanta to Region of Ontario

Our best Air Canada deals on Atlanta to Region of Ontario flight tickets

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

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

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

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

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

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

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

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

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Ontario?

Which airlines fly to Region of Ontario?

How many flights depart from Atlanta to Region of Ontario on average per day?

How many flights depart from Atlanta to Region of Ontario on average per week?

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

Fastest flight time

Direct flights

Airports in 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

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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