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Mississauga

$189+ Cheap flights from Atlanta (ATL) to Mississauga, Canada

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YYZ
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Mississauga are usually found in April or February, booked 67 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Atlanta to Mississauga

Keep the following information in mind while searching for Atlanta to Mississauga flight deals. Data was last updated August 2, 2025.

Round-trip from

$283
(Mytrip)

One-way from

$189
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$611
From Atlanta Hartsfield-Jackson to Mississauga
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One-way flight from Atlanta Hartsfield-Jackson to Mississauga
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Atlanta to Mississauga

Cheapest flights from Atlanta to Mississauga
Explore the most affordable flight options available from Atlanta to Mississauga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:44 amATL - YYZ
1 stop8h 12mMultiple Airlines
Sat 11/17:10 amYYZ - ATL
1 stop13h 02mMultiple Airlines
Deal found 7/31$283
This oojo deal was found by Cheapflights users on 7/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:00 pmATL - YYZ
1 stop7h 13mWestJet
Fri 9/266:30 pmYYZ - ATL
1 stop12h 23mWestJet
Deal found 7/31$303

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Mississauga 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 August 2, 2025.
Use the filters below to find and compare flights from Atlanta to Mississauga that are best for you.

Fly from

Atlanta

Fly to

Mississauga

Route

Depart

Return

Price

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Wed 10/29

9:44 am-5:56 pm

1 stop8h 12m

Toronto Pearson Intl

Sat 11/1

7:10 am-8:12 pm

1 stop13h 02m

$283

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Thu 9/18

2:00 pm-9:13 pm

1 stop7h 13m

Toronto Pearson Intl

Fri 9/26

6:30 pm-6:53 am

1 stop12h 23m

$303

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 8/24

5:45 am-2:05 pm

1 stop8h 20m

$189

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Wed 9/3

7:15 am-5:43 pm

1 stop10h 28m

$194

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Mon 9/1

8:40 am-12:31 am

2 stops15h 51m

$205

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 9/9

6:20 am-8:36 am

Nonstop2h 16m

$238

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 8/24

5:30 am-5:19 pm

1 stop11h 49m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Atlanta to Mississauga

Have a flexible travel schedule? Discover the best time to fly to Mississauga 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.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Mississauga

How far ahead should I book a flight from Atlanta to Mississauga?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Mississauga. Price data was last updated on July 25, 2025.

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Atlanta to Mississauga. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Atlanta to Mississauga?

Currently, January is the cheapest month in which you can book a flight from Atlanta to Mississauga (average of $243). Flying from Atlanta to Mississauga in August is currently the most expensive (average of $348). 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 M1S?

Find hourly flight availability from Atlanta to Mississauga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2025.

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

What is the cheapest day to fly from Atlanta to Mississauga?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Mississauga. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Atlanta to Mississauga flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Atlanta to Mississauga

Explore weekly flight availability from Atlanta to Mississauga. 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 August 2, 2025.

The most flights from ATL to M1S are scheduled on a Friday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

Reviews of airlines servicing Mississauga

Get insights into the airlines that provide service to Mississauga. 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 Mississauga. Reviews last updated August 2, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and WestJet from Atlanta to Mississauga. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,904 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,904 reviews
United Airlines
7.4
Good
8,904 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,904 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,980 reviews
United Airlines
7.4
Good
8,904 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,855 reviews
United Airlines
7.4
Good
8,904 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    If you book a flight to Mississauga from Atlanta, you will be flying from Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 23 flights from Hartsfield-Jackson to Mississauga per day from 4 different airlines.

  • What are the cheapest airlines to fly from Atlanta to Mississauga one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $194. WestJet flights start at $205 while deals on Air Canada start at $238 one-way.

  • What are the most reliable airlines from Atlanta to Mississauga?

    Before booking your flight to Mississauga from Atlanta, check out the most reliable airlines to get you to your destination on time: Jazz (69%), Air Canada (67%), TAP AIR PORTUGAL( 61%).

  • What are the cheapest flights from Atlanta to Mississauga?

    Looking for the cheapest flight from Atlanta to Mississauga? While on average our users pay $2,225, our data indicates the cheapest price to be $236. The most popular route (Atlanta Hartsfield-Jackson - Toronto Pearson Intl), is priced around $226.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta to Mississauga 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 Mississauga?

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Mississauga (average of $243). Flying from Atlanta to Mississauga in August is currently the most expensive (average of $348). 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

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Alternative routes for Atlanta to Mississauga

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Atlanta to Mississauga

Discover the top 4 airlines that operate flights from Atlanta to Mississauga. 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$240Average$572FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$247Average$596FlexibilityNo cancel feeOn-time69%
DeltaCheapest$260Average$627FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$466Average$712FlexibilityNo cancel feeOn-time60%

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