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Cheap flights from Niagara Falls, ON to Buenos Aires from C$ 427

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUE
10 Aug — 17 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to Buenos Aires are usually found in March or September, booked 48 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Niagara Falls to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Buenos Aires
Explore the most affordable flight options available from Niagara Falls to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2026.

Wed 23/96:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Thu 1/1011:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Arajet
Deal found 9/7C$ 828
Sat 19/912:40 p.m.
YYZ
-
EZE
1 stop14h 30m
Arajet
Thu 1/1011:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Arajet
Deal found 9/7C$ 848
Wed 9/96:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Thu 17/99:45 a.m.
EZE
-
YYZ
1 stop15h 10m
Arajet
Deal found 6/7C$ 892
Fri 18/96:30 a.m.
YYZ
-
EZE
1 stop23h 15m
Arajet
Thu 1/1011:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Arajet
Deal found 9/7C$ 928
Mon 31/811:01 a.m.
YYZ
-
EZE
1 stop33h 24m
Aeromexico
Wed 16/911:25 p.m.
EZE
-
YYZ
1 stop31h 55m
Aeromexico
Deal found 10/7C$ 930
Wed 2/96:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Wed 30/99:15 p.m.
EZE
-
YYZ
1 stop27h 40m
Arajet
Deal found 6/7C$ 933
Sun 22/1110:05 a.m.
YYZ
-
EZE
1 stop21h 55m
Aeromexico
Wed 2/1211:55 p.m.
EZE
-
YYZ
1 stop32h 25m
Aeromexico
Deal found 8/7C$ 957
Sun 15/1110:05 a.m.
YYZ
-
EZE
1 stop21h 55m
Aeromexico
Mon 30/1111:55 p.m.
EZE
-
YYZ
1 stop32h 25m
Aeromexico
Deal found 8/7C$ 961
Mon 31/811:40 a.m.
YYZ
-
AEP
2 stops32h 40m
Multiple Airlines
Wed 16/912:50 p.m.
AEP
-
YYZ
2 stops24h 29m
Multiple Airlines
Deal found 10/7C$ 1,049
Wed 2/91:38 p.m.
YYZ
-
AEP
2 stops27h 42m
Multiple Airlines
Wed 30/95:40 a.m.
AEP
-
YYZ
3 stops34h 35m
Multiple Airlines
Deal found 6/7C$ 1,069
Mon 7/96:00 a.m.
YYZ
-
AEP
2 stops35h 20m
Multiple Airlines
Wed 16/912:50 p.m.
AEP
-
YYZ
2 stops35h 40m
Multiple Airlines
Deal found 6/7C$ 1,091
Tue 24/116:00 p.m.
YYZ
-
AEP
2 stops20h 00m
Delta
Thu 3/128:05 p.m.
AEP
-
YYZ
2 stops19h 04m
Delta
Deal found 9/7C$ 1,112

Find flight deals from Niagara Falls to Buenos Aires

Keep the following information in mind while searching for Niagara Falls to Buenos Aires flight deals. Data was last updated 11 July 2026.

Round-trip from

C$ 828

One-way from

C$ 427

Popular in

December

Cheapest in

March

Average price

C$ 1,271
Arajet
  • Arajet
  • 23/9-1/10
  • 2 total stops
  • 30h 30m total
  • Niagara Falls to Buenos Aires
Search Deals
Arajet
  • Arajet
  • 29/8
  • 1 total stop
  • 14h 30m total
  • Niagara Falls to Buenos Aires
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to Buenos Aires 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 11 July 2026.
Use the filters below to find and compare flights from Niagara Falls to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Mon 14/9

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

2 stops22h 10m

Buenos Aires Ministro Pistarini

Mon 21/9

9:00 p.m.-3:46 p.m.

2 stops19h 46m

C$ 1,018

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 2/12

6:10 a.m.-7:20 a.m.

1 stop23h 10m

Buenos Aires Ministro Pistarini

Tue 22/12

10:05 p.m.-4:28 p.m.

2 stops20h 23m

C$ 1,018

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 19/8

11:00 a.m.-8:00 a.m.

2 stops20h 00m

Buenos Aires Ministro Pistarini

Wed 26/8

9:00 p.m.-2:24 p.m.

1 stop18h 24m

C$ 1,019

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 17/11

12:55 p.m.-9:20 a.m.

2 stops18h 25m

Buenos Aires Ministro Pistarini

Mon 7/12

11:55 p.m.-2:10 p.m.

1 stop16h 15m

C$ 1,032

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Fri 4/9

9:00 p.m.-8:00 a.m.

2 stops34h 00m

Buenos Aires Ministro Pistarini

Mon 14/9

9:00 p.m.-10:36 p.m.

1 stop26h 36m

C$ 1,059

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Fri 4/9

9:00 p.m.-8:00 a.m.

2 stops34h 00m

Buenos Aires Ministro Pistarini

Tue 15/9

9:00 p.m.-7:00 p.m.

2 stops23h 00m

C$ 1,059

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Sat 5/9

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

2 stops22h 10m

Buenos Aires Ministro Pistarini

Sun 13/9

9:00 p.m.-11:49 a.m.

2 stops39h 49m

C$ 1,103

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Sat 14/11

8:30 a.m.-1:53 a.m.

1 stop15h 23m

Buenos Aires Ministro Pistarini

Sat 28/11

3:40 a.m.-12:09 a.m.

1 stop22h 29m

C$ 1,105

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Wed 25/11

6:00 p.m.-4:00 p.m.

2 stops20h 00m

Buenos Aires Jorge Newbery

Thu 3/12

8:05 p.m.-1:09 p.m.

2 stops19h 04m

C$ 1,112

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Mon 23/11

6:15 a.m.-4:00 p.m.

2 stops31h 45m

Buenos Aires Jorge Newbery

Wed 25/11

5:35 p.m.-11:09 a.m.

2 stops19h 34m

C$ 1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 38 resultsSorted by cheapest first
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3
4

Best time to book a flight from Niagara Falls to Buenos Aires

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

What is the cheapest time of day to fly from NI4 to BUE?

Find hourly flight availability from Niagara Falls to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2026.

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

How much does it cost to fly round-trip from Niagara Falls to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated 11 July 2026.
Read through reviews of airlines operating flights from Niagara Falls to Buenos Aires, such as Copa Airlines,LATAM Airlines, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Copa Airlines
7.6
Good
1,563 reviews
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
LATAM Airlines
7.4
Good
1,953 reviews
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
United Airlines
7.4
Good
9,977 reviews
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Air Canada
7.1
Good
11,325 reviews
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Avianca
6.5
Okay
2,524 reviews
Copa Airlines
7.6
Good
1,563 reviews
Check prices

Boarding

7.8

Entertainment

6.8

Crew

8.1

Comfort

7.4

Food

6.9

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Niagara Falls to Buenos Aires?

    Airlines like United Airlines and Delta fly from Niagara Falls to Buenos Aires in about 20h. The time it takes to get you to your destination can typically vary by up to 2h 10m. There are 8954 km between Niagara Falls and Buenos Aires. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 503. Copa Airlines flights start at C$ 535 while deals on United Airlines start at C$ 578 one-way.

  • What are the most popular routes from Niagara Falls to Buenos Aires?

    When deciding which route to take from Niagara Falls to Buenos Aires consider Toronto Pearson Intl - Buenos Aires Ministro Pistarini, Toronto Pearson Intl - Buenos Aires Jorge Newbery or Toronto Pearson Intl - El Palomar as they are the most popular.

  • What are the cheapest flights from Niagara Falls to Buenos Aires?

    Looking for the cheapest flight from Niagara Falls to Buenos Aires? While on average our users pay C$ 1,456, our data indicates the cheapest price to be C$ 1,262. The most popular route (Toronto Pearson Intl - Buenos Aires Ministro Pistarini), is priced around C$ 957.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Niagara Falls to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Niagara Falls to Buenos Aires

Discover the top 8 airlines that operate flights from Niagara Falls to Buenos Aires. 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 11 July 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapestC$ 312AverageC$ 1,296FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
Copa AirlinesCheapestC$ 742AverageC$ 1,171FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
American AirlinesCheapestC$ 784AverageC$ 1,121FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
ArajetCheapestC$ 803AverageC$ 1,328FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
DeltaCheapestC$ 811AverageC$ 1,285FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 840AverageC$ 1,231FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapestC$ 1,078AverageC$ 1,242FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,127AverageC$ 1,375FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Niagara Falls to Buenos Aires?

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Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Buenos Aires?

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 Niagara Falls to Buenos Aires.

Can Cheapflights find flights from Niagara Falls to Buenos Aires with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Niagara Falls to Buenos Aires, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Niagara Falls to Buenos Aires become cheaper?

Of course! You can now track prices for flights from Niagara Falls to Buenos Aires and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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