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Cheap flights from Atlanta to Ontario from C$ 107

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YYZ
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Atlanta to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

C$ 357

One-way from

C$ 107
4/2-6/2
  • 4/2-6/2
  • 2 total stops
  • 26h 49m total
  • Atlanta to Ontario
Search Deals
5/2
  • 5/2
  • 1 total stop
  • 9h 22m total
  • Atlanta to Ontario
Search Deals

Find flight deals from Atlanta to Ontario

Cheapest flights from Atlanta to Ontario
Explore the most affordable flight options available from Atlanta to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Thu 30/15:33 a.m.ATL - YUL
1 stop9h 22mMultiple Airlines
Mon 3/23:55 p.m.YUL - ATL
1 stop16h 05mMultiple Airlines
Deal found 20/1C$ 350
Wed 5/212:40 p.m.ATL - YOW
1 stop8h 07mMultiple Airlines
Mon 10/25:20 p.m.YOW - ATL
1 stop7h 12mMultiple Airlines
Deal found 20/1C$ 377
Mon 3/27:47 a.m.ATL - YTZ
2 stops13h 43mMultiple Airlines
Sun 9/210:00 a.m.YTZ - ATL
3 stops22h 00mMultiple Airlines
Deal found 20/1C$ 403
Fri 7/211:42 a.m.ATL - YYZ
2 stops12h 13mMultiple Airlines
Mon 10/23:50 p.m.YYZ - ATL
2 stops16h 10mMultiple Airlines
Deal found 20/1C$ 405
Tue 11/312:40 p.m.ATL - YYZ
1 stop10h 50mWestJet
Tue 18/35:20 p.m.YYZ - ATL
1 stop18h 28mWestJet
Deal found 21/1C$ 406
Fri 14/312:40 p.m.ATL - YOW
1 stop8h 07mWestJet
Mon 17/38:10 p.m.YOW - ATL
1 stop10h 56mWestJet
Deal found 21/1C$ 491
Mon 28/42:05 p.m.ATL - YUL
1 stop24h 09mWestJet
Sun 4/53:15 p.m.YUL - ATL
1 stop21h 57mWestJet
Deal found 20/1C$ 605
Tue 8/41:40 p.m.ATL - YYZ
1 stop10h 00mDelta
Sat 12/412:14 p.m.YYZ - ATL
1 stop11h 55mDelta
Deal found 19/1C$ 633
Tue 1/45:29 a.m.ATL - YYZ
1 stop11h 15mAmerican Airlines
Sat 5/411:35 a.m.YYZ - ATL
1 stop10h 19mAmerican Airlines
Deal found 20/1C$ 694
Thu 27/212:30 p.m.ATL - YUL
1 stop8h 33mDelta
Tue 4/37:00 a.m.YUL - ATL
Nonstop3h 20mDelta
Deal found 20/1C$ 716
Thu 27/25:28 a.m.ATL - YUL
2 stops11h 27mAmerican Airlines
Tue 4/310:59 a.m.YUL - ATL
2 stops10h 53mAmerican Airlines
Deal found 20/1C$ 747
Fri 28/38:45 a.m.ATL - YXU
1 stop10h 28mMultiple Airlines
Fri 4/412:20 p.m.YXU - ATL
2 stops12h 58mMultiple Airlines
Deal found 19/1C$ 766

Find flights from Atlanta to Ontario within your budget

Customize your flight search to find flights from Atlanta 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 629,999 searches. Data last updated 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 4/2

8:05 p.m.-2:55 p.m.

1 stop18h 50m

Montreal Pierre Elliott Trudeau Intl

Thu 6/2

3:55 p.m.-11:54 p.m.

1 stop7h 59m

C$ 357

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Wed 5/2

12:40 p.m.-8:47 p.m.

1 stop8h 07m

Ottawa

Mon 10/2

5:20 p.m.-12:32 a.m.

1 stop7h 12m

C$ 377

AtlantaToronto

ATL - YTZ

ATLYTZ

Atlanta Hartsfield-Jackson

Mon 3/2

7:47 a.m.-9:30 p.m.

2 stops13h 43m

Toronto Island

Sun 9/2

10:00 a.m.-8:00 a.m.

3 stops22h 00m

C$ 403

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Fri 7/2

11:42 a.m.-11:55 p.m.

2 stops12h 13m

Toronto Pearson Intl

Mon 10/2

3:50 p.m.-8:00 a.m.

2 stops16h 10m

C$ 405

AtlantaOttawa

ATL - YOW

ATLYOW

Atlanta Hartsfield-Jackson

Fri 14/3

12:40 p.m.-8:47 p.m.

1 stop8h 07m

Ottawa

Mon 17/3

8:10 p.m.-7:06 a.m.

1 stop10h 56m

C$ 491

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sat 8/2

9:05 a.m.-11:33 p.m.

1 stop14h 28m

Toronto Pearson Intl

Sun 16/2

10:45 p.m.-11:48 a.m.

1 stop13h 03m

C$ 540

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 28/4

2:05 p.m.-2:14 p.m.

1 stop24h 09m

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

3:15 p.m.-1:12 p.m.

1 stop21h 57m

C$ 605

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 8/4

5:22 a.m.-4:35 p.m.

1 stop11h 13m

Toronto Pearson Intl

Tue 15/4

11:00 a.m.-7:29 p.m.

1 stop8h 29m

C$ 625

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 8/4

1:40 p.m.-11:40 p.m.

1 stop10h 00m

Toronto Pearson Intl

Sat 12/4

12:14 p.m.-12:09 a.m.

1 stop11h 55m

C$ 633

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 7/2

7:30 a.m.-4:19 p.m.

1 stop8h 49m

Montreal Pierre Elliott Trudeau Intl

Tue 11/2

6:00 a.m.-3:31 p.m.

1 stop9h 31m

C$ 678

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

Showing 1-10 of 36 results
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Best time to book a flight from Atlanta to Ontario

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

Travel insights for flights from Atlanta to Ontario

Get recent, data-driven insights about flights from Atlanta to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Atlanta to Region of Ontario (average of C$ 168). Flying from Atlanta to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 ATL to ON?

Find hourly flight availability from Atlanta to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

When flying from Atlanta to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Atlanta to Region of Ontario

Explore weekly flight availability from Atlanta to Ontario. 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 21 January 2025.

The most flights from ATL to CAON are scheduled on a Tuesday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 21 January 2025.
Get a feel of what it's like to fly with American Airlines, Delta and WestJet from Atlanta to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.2
Good
2,829 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air Canada
7.0
Good
8,635 reviews
Delta
8.0
Very good
8,521 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

    Located just 13.2 km from the city centre, Atlanta Hartsfield-Jackson (ATL) is the airport most travellers will use when flying to Ontario from Atlanta.

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

    The cheapest airlines for a one-way flight from Atlanta to Region of Ontario are WestJet (C$ 179), Delta (C$ 286), and United Airlines (C$ 356).

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

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

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

    Consider KLM (88%), Jazz (75%) or United Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Atlanta to Region of Ontario.

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

    On average you can expect to pay C$ 857 for a flight from Atlanta to Region of Ontario. The cheapest flight overall is C$ 368 while the most popular route, (Atlanta Hartsfield-Jackson - Toronto Pearson Intl) is currently priced at C$ 351.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Region of Ontario (average of C$ 168). Flying from Atlanta to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

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Alternative routes for Atlanta to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Vancouver Intl flights
Atlanta to Pearson Intl flights
Atlanta to Calgary flights
Atlanta to Pierre Elliott Trudeau Intl flights
Atlanta to Toronto Island flights
Jacksonville to Pearson Intl flights
Jacksonville to Vancouver Intl flights
Atlanta to Edmonton flights
Atlanta to Winnipeg flights
Atlanta to Québec City flights
Jacksonville to Pierre Elliott Trudeau Intl flights
Asheville to Vancouver Intl flights
Atlanta to Ottawa flights
Savannah to Pearson Intl flights
Atlanta to Halifax flights
Asheville to Pierre Elliott Trudeau Intl flights
Atlanta to Whitehorse flights
Tallahassee to Pearson Intl flights
Atlanta to St. John's flights
Savannah to Calgary flights
Jacksonville to Québec City flights
Jacksonville to Calgary flights
Atlanta to Charlottetown flights
Atlanta to Kelowna flights
Savannah to Pierre Elliott Trudeau Intl flights
Asheville to Calgary flights
Atlanta to Saskatoon flights
Jacksonville to Toronto Island flights
Chattanooga to Calgary flights
Chattanooga to Pierre Elliott Trudeau Intl flights
Savannah to Halifax flights
Atlanta to Victoria flights
Augusta to Pearson Intl flights
Savannah to Vancouver Intl flights
Jacksonville to Halifax flights
Tallahassee to Ottawa flights
Jacksonville to St. John's flights
Jacksonville to Winnipeg flights
Jacksonville to Edmonton flights
Tallahassee to Calgary flights
Brunswick to Pierre Elliott Trudeau Intl flights
Chattanooga to Vancouver Intl flights
Chattanooga to Québec City flights

Top 4 airlines flying from Atlanta to Ontario

Discover the top 4 airlines that operate flights from Atlanta to Ontario. 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 629,999 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 325AverageC$ 847FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 377AverageC$ 807FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 383AverageC$ 858FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 708AverageC$ 1,134FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Atlanta to Ontario?

Cheapflights helps you search for flights from Atlanta to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Atlanta to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Atlanta to Ontario.

Can Cheapflights find flights from Atlanta to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Atlanta to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Atlanta to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Atlanta to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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