HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$56+ Cheap flights from Atlanta (ATL) to Niagara Falls, ON, 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YYZ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlanta to Niagara Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Niagara Falls are usually found in April or February, booked 72 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from Atlanta to Niagara Falls

Cheapest flights from Atlanta to Niagara Falls
Explore the most affordable flight options available from Atlanta to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/2210:50 pmATL - YYZ
1 stop15h 30mMultiple Airlines
Wed 1/77:15 amYYZ - ATL
2 stops11h 36mMultiple Airlines
Deal found 12/17$274
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/2210:50 pmATL - YYZ
1 stop15h 30mMultiple Airlines
Wed 1/213:40 pmYYZ - ATL
1 stop7h 28mMultiple Airlines
Deal found 12/17$276
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/3010:40 pmATL - YYZ
2 stops22h 39mMultiple Airlines
Wed 1/73:40 pmYYZ - ATL
1 stop18h 44mMultiple Airlines
Deal found 12/17$336
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/235:55 amATL - YYZ
1 stop8h 25mMultiple Airlines
Wed 12/317:00 amYYZ - ATL
1 stop10h 53mMultiple Airlines
Deal found 12/17$338
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/319:01 amATL - YYZ
2 stops12h 18mMultiple Airlines
Mon 1/52:15 pmYYZ - ATL
1 stop18h 58mMultiple Airlines
Deal found 12/17$350
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/255:55 amATL - YYZ
1 stop8h 25mMultiple Airlines
Thu 1/17:10 amYYZ - ATL
1 stop14h 15mMultiple Airlines
Deal found 12/16$357
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/2210:50 pmATL - YYZ
1 stop15h 30mMultiple Airlines
Fri 1/28:20 pmYYZ - ATL
1 stop25h 48mMultiple Airlines
Deal found 12/16$368
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/315:21 amATL - YYZ
2 stops15h 58mMultiple Airlines
Sun 1/411:15 amYYZ - ATL
1 stop9h 37mMultiple Airlines
Deal found 12/16$378
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Fri 12/2610:50 pmATL - YYZ
1 stop22h 29mMultiple Airlines
Sat 1/108:30 pmYYZ - ATL
1 stop11h 08mMultiple Airlines
Deal found 12/16$383

Find flight deals from Atlanta to Niagara Falls

Keep the following information in mind while searching for Atlanta to Niagara Falls flight deals. Data was last updated December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$267
(FlightHub)

One-way from

$56
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$537
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Toronto (YTO) flights.
Search Deals
From Atlanta Hartsfield-Jackson to Niagara Falls
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Niagara Falls
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Niagara Falls 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 December 18, 2025.
Use the filters below to find and compare flights from Atlanta to Niagara Falls that are best for you.

Fly from

Atlanta

Fly to

Niagara Falls

Route

Depart

Return

Price

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 1/25

9:05 am-5:58 am

1 stop20h 53m

Toronto Pearson Intl

Tue 1/27

6:30 pm-3:17 pm

2 stops20h 47m

$271

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Mon 1/5

8:57 pm-11:35 am

1 stop14h 38m

Toronto Pearson Intl

Fri 1/9

7:35 am-9:23 pm

1 stop13h 48m

$319

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 12/30

10:40 pm-9:19 pm

2 stops22h 39m

Toronto Pearson Intl

Mon 1/5

2:15 pm-9:13 am

1 stop18h 58m

$368

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Thu 1/8

6:10 am-3:00 pm

1 stop8h 50m

Toronto Pearson Intl

Fri 1/9

7:00 am-6:54 pm

1 stop11h 54m

$370

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Wed 4/1

12:40 pm-11:35 pm

1 stop10h 55m

Toronto Pearson Intl

Sun 4/5

8:45 pm-6:53 am

3 stops34h 08m

$376

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 12/30

4:35 pm-11:19 pm

1 stop6h 44m

Toronto Pearson Intl

Wed 1/7

3:40 pm-10:24 am

1 stop18h 44m

$383

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sun 2/1

12:40 pm-6:13 am

2 stops17h 33m

Toronto Pearson Intl

Tue 2/10

5:20 pm-6:53 am

2 stops13h 33m

$412

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Tue 2/3

8:45 am-11:38 pm

2 stops14h 53m

Toronto Pearson Intl

Fri 2/6

6:30 pm-7:05 am

2 stops12h 35m

$422

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Thu 1/22

9:05 am-5:58 am

1 stop20h 53m

Toronto Pearson Intl

Mon 1/26

6:30 pm-7:12 am

1 stop12h 42m

$423

AtlantaToronto

ATL - YYZ

ATLYYZ

Atlanta Hartsfield-Jackson

Sat 2/7

8:25 am-11:38 pm

2 stops15h 13m

Toronto Pearson Intl

Sat 2/14

9:40 am-11:46 am

1 stop26h 06m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 19 results
1
2

Best time to book a flight from Atlanta to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls 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 Niagara Falls

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

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Niagara Falls. Price data was last updated on December 12, 2025.

The price you pay for your flight from Atlanta to Niagara Falls may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from Atlanta to Niagara Falls (average of $198). Flying from Atlanta to Niagara Falls in October is currently the most expensive (average of $320). 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 NI4?

Find hourly flight availability from Atlanta to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from Atlanta to Niagara Falls by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Atlanta to Niagara Falls?

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

Travelers seeking maximum savings on their Atlanta to Niagara Falls flight should consider departing on Monday afternoons 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 Niagara Falls

Explore weekly flight availability from Atlanta to Niagara Falls. 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 December 18, 2025.

The most flights from ATL to NI4 are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Atlanta to Niagara Falls, such as Delta, United Airlines, and WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

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
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

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
9,093 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

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
3,204 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

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
7.1
Good
10,534 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

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 Niagara Falls. 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 Niagara Falls?

    Located just 8.2 mi from the city center, Atlanta Hartsfield-Jackson is the airport most travelers will use when flying to Niagara Falls from Atlanta. Booking flights from Hartsfield-Jackson (ATL) to Niagara Falls should be relatively easy as there are 12 daily outbound flights to Niagara Falls from 4 different airlines.

  • How long is the flight from Atlanta to Niagara Falls?

    Departing from Atlanta to Niagara Falls will take you 8h 50m. The distance from Atlanta to Niagara Falls is about 740 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $124. Users have also found prices from $236 and $243 on Air Canada and Delta, respectively.

  • What are the most reliable airlines from Atlanta to Niagara Falls?

    Before booking your flight to Niagara Falls from Atlanta, check out the most reliable airlines to get you to your destination on time: TAP AIR PORTUGAL (91%), United Airlines (88%), Jazz( 82%).

  • What are the cheapest flights from Atlanta to Niagara Falls?

    While on average a flight from Atlanta to Niagara Falls is generally $847, our data shows the cheapest flight currently is $136. When looking at the most popular route, (Atlanta Hartsfield-Jackson - Toronto Pearson Intl), you can expect to pay $142 for that flight.

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

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

  • How can I find direct flights from Atlanta to Niagara Falls?

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

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

    Yes. Cheapflights offers flight deals from Atlanta to Niagara Falls 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 Niagara Falls?

    Currently, April is the cheapest month in which you can book a flight from Atlanta to Niagara Falls (average of $198). Flying from Atlanta to Niagara Falls in October is currently the most expensive (average of $320). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Atlanta to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Pearson Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Atlanta to Toronto Island flights
Jacksonville to Pearson Intl flights
Jacksonville to Pierre Elliott Trudeau Intl flights
Asheville to Pearson Intl flights
Savannah to Pearson Intl flights
Savannah to Pierre Elliott Trudeau Intl flights
Atlanta to Ottawa flights
Asheville to Pierre Elliott Trudeau Intl flights
Jacksonville to Toronto Island flights
Jacksonville to Ottawa flights
Chattanooga to Pearson Intl flights
Chattanooga to Pierre Elliott Trudeau Intl flights
Tallahassee to Pearson Intl flights
Atlanta to Sudbury flights
Brunswick to Pearson Intl flights
Jacksonville to London flights
Augusta to Pierre Elliott Trudeau Intl flights
Chattanooga to Ottawa flights
Augusta to Pearson Intl flights
Brunswick to Pierre Elliott Trudeau Intl flights
Tallahassee to Ottawa flights
Tallahassee to Pierre Elliott Trudeau Intl flights
Valdosta to Pearson Intl flights

Top 4 airlines flying from Atlanta to Niagara Falls

Discover the top 4 airlines that operate flights from Atlanta to Niagara Falls. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$240Average$575FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$243Average$582FlexibilityNo cancel feeOn-time69%
DeltaCheapest$260Average$595FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$279Average$707FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.