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Cheap flights from Niagara Falls, ON to Buenos Aires from C$ 445

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUE
11 May — 18 May1
1 adult
1 adult, Economy, 0 bags

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 April 2026.

Wed 24/67:45 a.m.
YYZ
-
EZE
2 stops24h 35m
Multiple Airlines
Tue 30/611:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Multiple Airlines
Deal found 10/4C$ 969
Wed 27/56:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Tue 16/69:15 a.m.
EZE
-
YYZ
1 stop15h 40m
Arajet
Deal found 8/4C$ 1,008
Mon 4/58:30 a.m.
YYZ
-
EZE
1 stop17h 00m
Copa Airlines
Mon 25/59:02 a.m.
EZE
-
YYZ
1 stop17h 11m
Copa Airlines
Deal found 6/4C$ 1,010
Thu 29/108:45 a.m.
YYZ
-
EZE
1 stop18h 50m
Copa Airlines
Tue 3/115:11 a.m.
EZE
-
YYZ
1 stop20h 58m
Copa Airlines
Deal found 6/4C$ 1,032
Wed 12/86:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Tue 18/811:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Arajet
Deal found 8/4C$ 1,048
Sat 21/1110:52 a.m.
YYZ
-
EZE
1 stop14h 53m
Arajet
Tue 8/1211:00 a.m.
EZE
-
YYZ
1 stop14h 50m
Arajet
Deal found 10/4C$ 1,054
Sun 18/108:30 a.m.
YYZ
-
EZE
1 stop18h 50m
Copa Airlines
Fri 30/103:41 a.m.
EZE
-
YYZ
1 stop22h 34m
Copa Airlines
Deal found 6/4C$ 1,055
Wed 27/56:30 a.m.
YYZ
-
EZE
1 stop16h 35m
Arajet
Thu 18/611:00 a.m.
EZE
-
YYZ
1 stop13h 55m
Arajet
Deal found 7/4C$ 1,076
Wed 27/52:55 p.m.
YYZ
-
EZE
1 stop15h 10m
American Airlines
Wed 10/610:35 p.m.
EZE
-
YYZ
1 stop19h 36m
American Airlines
Deal found 6/4C$ 1,084
Tue 6/1012:46 p.m.
YYZ
-
EZE
2 stops19h 04m
American Airlines
Tue 17/1110:50 p.m.
EZE
-
YYZ
1 stop27h 02m
American Airlines
Deal found 6/4C$ 1,088
Mon 27/48:30 a.m.
YYZ
-
EZE
1 stop15h 20m
Copa Airlines
Tue 12/59:02 a.m.
EZE
-
YYZ
1 stop17h 11m
Copa Airlines
Deal found 9/4C$ 1,094
Thu 7/58:40 a.m.
YYZ
-
AEP
2 stops33h 35m
Multiple Airlines
Thu 14/58:05 p.m.
AEP
-
YYZ
2 stops26h 55m
Multiple Airlines
Deal found 9/4C$ 1,097

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 April 2026.

Round-trip from

C$ 969

One-way from

C$ 445

Popular in

December

Cheapest in

September

Average price

C$ 1,177
Arajet
  • Arajet
  • 24/6-30/6
  • 3 total stops
  • 38h 30m total
  • Niagara Falls to Buenos Aires
Search Deals
Arajet
  • Arajet
  • 22/4
  • 1 total stop
  • 16h 35m total
  • Niagara Falls to Buenos Aires
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 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
Quickest round-trip

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 25/8

8:30 a.m.-12:51 a.m.

1 stop15h 21m

Buenos Aires Ministro Pistarini

Wed 2/9

9:02 a.m.-1:13 a.m.

1 stop17h 11m

C$ 1,113

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Sun 24/5

8:30 a.m.-7:55 a.m.

1 stop22h 25m

Buenos Aires Ministro Pistarini

Sat 6/6

9:02 a.m.-1:13 a.m.

1 stop17h 11m

C$ 1,148

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Mon 27/4

8:55 a.m.-5:40 a.m.

1 stop19h 45m

Buenos Aires Jorge Newbery

Sun 31/5

7:00 a.m.-11:30 p.m.

1 stop17h 30m

C$ 1,171

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Fri 1/5

12:16 p.m.-9:45 a.m.

2 stops20h 29m

Buenos Aires Ministro Pistarini

Sun 10/5

8:10 p.m.-12:19 p.m.

1 stop17h 09m

C$ 1,181

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 6/5

12:16 p.m.-9:45 a.m.

2 stops20h 29m

Buenos Aires Ministro Pistarini

Tue 19/5

8:10 p.m.-3:14 p.m.

2 stops20h 04m

C$ 1,182

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 6/5

2:15 p.m.-9:45 a.m.

2 stops18h 30m

Buenos Aires Ministro Pistarini

Wed 13/5

8:10 p.m.-11:19 a.m.

2 stops16h 09m

C$ 1,182

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 22/9

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

2 stops22h 10m

Buenos Aires Ministro Pistarini

Tue 29/9

9:00 p.m.-2:19 p.m.

2 stops18h 19m

C$ 1,184

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Tue 25/8

8:55 a.m.-5:40 a.m.

1 stop19h 45m

Buenos Aires Jorge Newbery

Wed 2/9

7:00 a.m.-11:30 p.m.

1 stop17h 30m

C$ 1,184

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 28/4

1:30 p.m.-9:45 a.m.

1 stop19h 15m

Buenos Aires Ministro Pistarini

Fri 22/5

8:10 p.m.-11:58 p.m.

1 stop28h 48m

C$ 1,184

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Sun 3/5

6:15 a.m.-9:45 a.m.

1 stop26h 30m

Buenos Aires Ministro Pistarini

Fri 22/5

8:10 p.m.-5:15 p.m.

1 stop22h 05m

C$ 1,184

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 38 resultsSorted by cheapest first
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to Buenos Aires. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from Niagara Falls to Buenos Aires, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Buenos Aires (average of C$ 738). Flying from Niagara Falls to Buenos Aires in December is currently the most expensive (average of C$ 1,073). 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 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 April 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 April 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
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Copa Airlines
7.5
Good
1,576 reviews
Copa Airlines
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
LATAM Airlines
7.4
Good
1,910 reviews
Copa Airlines
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
United Airlines
7.4
Good
9,569 reviews
Copa Airlines
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Air Canada
7.1
Good
10,916 reviews
Copa Airlines
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Avianca
6.5
Okay
2,503 reviews
Copa Airlines
7.5
Good
1,576 reviews
Check prices

Food

6.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.

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 Copa Airlines, Avianca, and Delta fly from Niagara Falls to Buenos Aires in about 15h 21m. The time it takes to get you to your destination can typically vary by up to 5h 08m. There are 8980 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 Copa Airlines, which is currently one of the cheapest options available, starting at C$ 510. Air Canada flights start at C$ 512 while deals on United Airlines start at C$ 543 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$ 1,956, our data indicates the cheapest price to be C$ 1,214. The most popular route (Toronto Pearson Intl - Buenos Aires Ministro Pistarini), is priced around C$ 783.

  • 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.

  • What is the cheapest month to book a flight from Niagara Falls to Buenos Aires?

    Currently, January is the cheapest month in which you can book a flight from Niagara Falls to Buenos Aires (average of C$ 738). Flying from Niagara Falls to Buenos Aires in December is currently the most expensive (average of C$ 1,073). 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.

Top 7 airlines flying from Niagara Falls to Buenos Aires

Discover the top 7 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 April 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapestC$ 305AverageC$ 1,328FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
Copa AirlinesCheapestC$ 738AverageC$ 1,130FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
ArajetCheapestC$ 785AverageC$ 1,084FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
DeltaCheapestC$ 793AverageC$ 1,255FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 901AverageC$ 1,193FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapestC$ 1,053AverageC$ 1,214FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,082AverageC$ 1,336FlexibilityNo 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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