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$145+ Cheap flights from Formosa (FMA) to Buenos Aires (BUE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
FMA — BUE
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheapflights Tip: The best prices from Formosa El Pucu to Buenos Aires are usually found in June or October, booked 87 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Formosa to Buenos Aires

Cheapest flights from Formosa to Buenos Aires
Explore the most affordable flight options available from Formosa to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/1312:10 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Thu 4/169:55 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/9$145
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Sat 4/111:40 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Thu 4/169:55 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/9$175
This OneTravel deal was found by Cheapflights users on 2/11. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1710:15 am
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Sat 5/2311:25 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/11$198
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1712:10 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Thu 4/239:55 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/9$242
This SmartFares deal was found by Cheapflights users on 2/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/283:40 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Sat 4/411:15 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/10$260
This FlightHub deal was found by Cheapflights users on 2/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1512:00 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Tue 2/176:40 pm
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/11$409
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1812:20 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Sun 2/226:05 pm
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/9$411
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/109:05 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Fri 2/139:55 am
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/10$615
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:20 pm
FMA
-
AEP
Nonstop1h 45m
Aerolineas Argentinas
Mon 2/166:40 pm
AEP
-
FMA
Nonstop1h 45m
Aerolineas Argentinas
Deal found 2/10$749

Find flight deals from Formosa to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Formosa (FMA) to Buenos Aires (BUE). 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$145
(Kiwi.com)

Popular in

February

Cheapest in

June

Average price

$278

Good round-trip deal

$105 or less

Good one-way deal

$110 or less
Provider with most accurate pricing for Formosa El Pucu-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Formosa El Pucu-Buenos Aires (BUE) flights.
Search Deals
From Formosa El Pucu to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Formosa El Pucu to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from Formosa El Pucu to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Formosa 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 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Formosa to Buenos Aires that are best for you.

Fly from

Formosa

Fly to

Buenos Aires

Route

Depart

Return

Price

FormosaBuenos Aires

FMA - AEP

FMAAEP

Formosa El Pucu

Mon 4/13

12:10 pm-1:55 pm

Nonstop1h 45m

Buenos Aires Jorge Newbery

Thu 4/16

9:55 am-11:40 am

Nonstop1h 45m

$145

FormosaBuenos Aires

FMA - AEP

FMAAEP

Formosa El Pucu

Sat 4/11

1:40 pm-3:25 pm

Nonstop1h 45m

Buenos Aires Jorge Newbery

Thu 4/16

9:55 am-11:40 am

Nonstop1h 45m

$175

FormosaBuenos Aires

FMA - AEP

FMAAEP

Formosa El Pucu

Sun 5/17

10:15 am-12:00 pm

Nonstop1h 45m

Buenos Aires Jorge Newbery

Sat 5/23

11:25 am-1:10 pm

Nonstop1h 45m

$198

FormosaBuenos Aires

FMA - AEP

FMAAEP

Formosa El Pucu

Fri 4/17

12:10 pm-1:55 pm

Nonstop1h 45m

Buenos Aires Jorge Newbery

Thu 4/23

9:55 am-11:40 am

Nonstop1h 45m

$242

FormosaBuenos Aires

FMA - AEP

FMAAEP

Formosa El Pucu

Sat 3/28

3:40 pm-5:25 pm

Nonstop1h 45m

Buenos Aires Jorge Newbery

Sat 4/4

11:15 am-1:00 pm

Nonstop1h 45m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

  • Most accurate provider: When it comes to deals on Formosa-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Formosa-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Formosa-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Formosa-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Formosa-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Formosa to Buenos Aires

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

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

Use this chart to determine the optimal time to book a round-trip flight from Formosa to Buenos Aires. Price data was last updated on February 6, 2026.

To ensure you get the cheapest price possible for a flight from Formosa to Buenos Aires, you should look to book at least 87 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 Formosa to Buenos Aires?

Currently, March is the cheapest month in which you can book a flight from Formosa to Buenos Aires (average of $54). Flying from Formosa to Buenos Aires in November is currently the most expensive (average of $86). 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 FMA to BUE?

Find hourly flight availability from Formosa 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 February 12, 2026.

One of the essential ways to save on airfare from Formosa to Buenos Aires is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 40% on airfare.

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

How often are flights from Formosa to Buenos Aires delayed?

About 21% of weekly flights between Formosa and Buenos Aires have experienced delays in the past year, with the average delay time being 99 minutes.

What is the most punctual flight time for Formosa to Buenos Aires flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Formosa to Buenos Aires flights?

Over the last year, Aerolineas Argentinas have had the lowest number of delays on this route, with just 21% of flights being delayed.

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 February 12, 2026.
Read through reviews of airlines operating flights from Formosa to Buenos Aires, such as Aerolineas Argentinas. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
1,010 reviews

Overall

8.1

Comfort

7.5

Food

6.5

Entertainment

5.8

Crew

8.4

Boarding

8.0

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Aerolineas Argentinas
8.1
Very good
1,010 reviews
Aerolineas Argentinas
8.1
Very good
1,010 reviews

Overall

8.1

Comfort

7.5

Food

6.5

Entertainment

5.8

Crew

8.4

Boarding

8.0

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.

Related info for your journey

Find useful and relevant information for your journey from Formosa to Buenos Aires. 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 Formosa to Buenos Aires?

    Formosa El Pucu (FMA) is the airport you will fly out of if you book a flight from Formosa to Buenos Aires. You should not have trouble finding flights to Buenos Aires from El Pucu; the airport handles an average of 2 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Formosa airport to Buenos Aires. It is only a 3.9 mi journey to El Pucu (FMA) from Formosa’s city center.

  • How long is the flight from Formosa to Buenos Aires?

    Departing from Formosa to Buenos Aires will take you 1h 45m. The distance from Formosa to Buenos Aires is about 576 mi. All flights are typically nonstop.

  • What is the cheapest airline to fly from Formosa to Buenos Aires round-trip?

    Flying on Aerolineas Argentinas is currently your cheapest option to Buenos Aires, with prices starting at $79. Aerolineas Argentinas is currently priced 56% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Formosa to Buenos Aires?

    No one likes to see their flight delayed. When booking a flight from Formosa to Buenos Aires consider choosing GOL (100%), KLM (78%) or Air France (71%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Formosa to Buenos Aires?

    While on average a flight from Formosa to Buenos Aires is generally $148, our data shows the cheapest flight currently is $110. When looking at the most popular route, (Formosa El Pucu - Buenos Aires Jorge Newbery), you can expect to pay $145 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Formosa 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 Formosa to Buenos Aires?

    Currently, March is the cheapest month in which you can book a flight from Formosa to Buenos Aires (average of $54). Flying from Formosa to Buenos Aires in November is currently the most expensive (average of $86). 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 airline flying from Formosa to Buenos Aires

Discover the top airline that operate flights from Formosa 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 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aerolineas ArgentinasCheapest$79Average$196FlexibilityNo cancel feeOn-time59%

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