To Buenos Aires

Cheap Flights from Santa Fe to Buenos Aires

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RatePunk searches hundreds of travel sites at once for deals on flights to Buenos Aires

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Santa Fe to Buenos Aires

Explore current cheapest deals departing from Santa Fe to Buenos Aires

Round trip

Sort by: Cheapest

October 26 - November 12

Cheapest

Earliest

SFN - Buenos Aires

$72

$93

Round trip

October 30 - November 12

Cheapest

SFN - Buenos Aires

$74

$93

Round trip

November 26 - December 4

Cheapest

Best

SFN - Buenos Aires

$83

$93

Round trip

October 29 - November 20

Cheapest

SFN - Buenos Aires

$72

$93

Round trip

November 14 - December 1

Cheapest

SFN - Buenos Aires

$75

$93

Round trip

November 18 - December 16

Cheapest

SFN - Buenos Aires

$75

$93

Round trip

November 18 - November 28

Cheapest

SFN - Buenos Aires

$77

$93

Round trip

October 30 - November 10

Cheapest

SFN - Buenos Aires

$74

$93

Round trip

November 11 - November 13

Cheapest

SFN - Buenos Aires

$81

$93

Round trip

October 26 - November 20

Cheapest

Earliest

SFN - Buenos Aires

$72

$93

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Santa Fe to Buenos Aires

A typical journey from Santa Fe to Buenos Aires takes about 1h 0m, including connections. This short travel time is largely due to the prevalence of direct flights on this route, making it a convenient option for travelers. The efficient connection between these cities allows for quick trips, whether for business or leisure.

If you are looking for cheap flights from Santa Fe to Buenos Aires, right now fares are above the typical level. Prices for this route typically range from $52–$113, with a median of $90. Currently, only 2% of recent fares are classified as a good price, indicating a less favorable buying environment at present. New deals for this route appear almost daily, so monitoring prices can be beneficial.

The cheapest time to fly from Santa Fe to Buenos Aires is typically during January, with a median fare of $40. February also offers competitive prices, with a median of $42. Another affordable option is September, where the median fare is around $51. These months present the best opportunities for finding lower prices.

For flights from Santa Fe to Buenos Aires, almost all itineraries are non-stop, with 100% of recent fares being direct. This high percentage of direct flights means you can expect a straightforward journey without the need for layovers. The direct nature of these routes contributes to the overall efficiency and shorter travel times for passengers.

How much is a round trip from Santa Fe to Buenos Aires

Regular price: $54 - $160

Prices for flights from Santa Fe to Buenos Aires are currently within the regular range.

The regular price range for this route is between 54 USD and 160 USD. The current lowest deal is 93 USD with Aerolíneas Argentinas, for travel from Oct 26 to Nov 12.

now $93

Low $54

High $160

The cheapest time to fly from Santa Fe to Buenos Aires

The cheapest month to fly from Santa Fe to Buenos Aires is January, with a median price of $40. The most expensive month is April, with a median price of $112. Prices are generally lower from January to December.

January

Cheapest

Flights from $40

April

Most Expensive

Flights from $112

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Santa Fe to Buenos Aires

Aerolíneas Argentinas

Last-minute flights going from Santa Fe to Buenos Aires

Mon, Oct 26

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$72

$93

One-way

Mon, Oct 26

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$72

$93

One-way

Mon, Oct 26

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$72

$93

One-way

Mon, Oct 26

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$72

$93

One-way

Mon, Oct 26

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$75

$93

One-way

Thu, Oct 29

⌛ Last-Minute

SFN - Buenos Aires

Santa Fe (SFN) - Buenos Aires (AEP)

Aerolíneas Argentinas

$72

$93

One-way

Biggest price drops on these dates for flights from Santa Fe to Buenos Aires

9 nights

Dec 7 - Dec 16

$94 → $94

11 nights

Dec 7 - Dec 18

$92 → $93

4 nights

Dec 12 - Dec 16

$94 → $95

4 nights

Dec 7 - Dec 11

$94 → $96

Popular Airports to fly from Santa Fe to Buenos Aires

Santa Fe - Buenos Aires route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Santa Fe to Buenos Aires are above the typical level for this route.

📅 Best time to fly

Fly in January for the best prices

Historically, January, February, and September offer the lowest median prices for this route.

⏱️ Flight duration

Direct flights take 1h 0m

Flights from Santa Fe to Buenos Aires typically take 1h 0m, with all flights being direct.

✈️ Airlines & availability

Aerolíneas Argentinas offers direct flights

Aerolíneas Argentinas provides direct flights on this route, with frequent deals available.

🏆 Airline highlight

Aerolíneas Argentinas: direct flights from $93

Aerolíneas Argentinas offers direct flights from Santa Fe to Buenos Aires, with recent fares from $93.

🎯 Booking tip

Good prices are rare

Historically, only 2% of deals for this route were considered good prices.

Santa Fe main airports to depart from

Sauce Viejo (SFN)

Cheapest

Sauce Viejo Airport (SFN) is a good option for flights from Santa Fe to Buenos Aires.

📍 ~20 km from Santa Fe (reachable by car)

💸 Flights from ~$93

Buenos Aires main airports to arrive at

Aeroparque Jorge Newbery (AEP)

Cheapest

Aeroparque Jorge Newbery is a convenient arrival airport for flights from Santa Fe to Buenos Aires.

📍 ~5 km from Buenos Aires city center (reachable by car)

💸 Flights from ~$93

Ministro Pistarini International (EZE)

Ministro Pistarini International is an arrival option for flights from Santa Fe to Buenos Aires.

📍 ~25 km from Buenos Aires city center (reachable by car)

💸 Flights from ~$164

Airports nearby Buenos Aires used as alternative

Carrasco International (MVD)

Consider Montevideo (MVD) as a major international hub, easily accessible from Buenos Aires via frequent ferry services.

📍 ~220 km from Buenos Aires (reachable by ferry)

💸 Flights from ~$293

Rosario – Islas Malvinas International (ROS)

Cheapest

Rosario (ROS) is the largest regional airport within Argentina, offering connections to domestic and regional destinations.

📍 ~280 km from Buenos Aires (reachable by car or bus)

💸 Flights from ~$206

Astor Piazzolla International (MDQ)

Mar del Plata (MDQ) is a major domestic hub with consistent service to other Argentine cities.

📍 ~400 km from Buenos Aires (reachable by train, bus, or car)

💸 Flights from ~$223

Capitán de Corbeta Carlos A. Curbelo International (PDP)

Punta del Este (PDP) is an international airport with direct links to regional capitals and high-quality facilities.

📍 ~280 km from Buenos Aires (reachable by ferry and car)

💸 Flights from ~$431

Business & First Class Flight Deals to Buenos Aires

Discover luxury on the budget with premium cabin class on flights from Santa Fe to Buenos Aires.

Buenos Aires, Argentina

42% AI deal score

$726

Frequently Asked Questions About Flights to Buenos Aires

Historically, the lowest average prices for flights from Santa Fe to Buenos Aires are found when booking 60+ days in advance, with an average price of $80. Prices tend to increase as the departure date approaches. For instance, flights booked 7-13 days out typically average around $90, while those booked within 0-6 days of departure average $109. Planning ahead by more than two months usually offers the best value for this route.

Across the trailing quarter, a good price for a flight from Santa Fe to Buenos Aires is considered to be $52 or less. The median price for this route historically stands at $90. For travelers seeking greater value, 25% of tickets were available for $52 or less. Conversely, 75% of tickets were priced at $113 or higher.

Historically, January and February are typically the cheapest months to fly from Santa Fe to Buenos Aires, with median prices of $40 and $42 respectively. September also offers competitive pricing, with a median of $51. The annual median price for this route is $90, indicating that these months offer significant savings compared to the yearly average.

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Cheap Flights from Santa Fe to Buenos Aires

Today’s best flight deals from Santa Fe to Buenos Aires

Unlock all 500+ flight deals to Buenos Aires and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Santa Fe to Buenos Aires

How much is a round trip from Santa Fe to Buenos Aires

The cheapest time to fly from Santa Fe to Buenos Aires

Direct flights from Santa Fe to Buenos Aires

Last-minute flights going from Santa Fe to Buenos Aires

Biggest price drops on these dates for flights from Santa Fe to Buenos Aires

Popular Airports to fly from Santa Fe to Buenos Aires

Santa Fe - Buenos Aires route insights

Recent fares are above the typical level

Fly in January for the best prices

Direct flights take 1h 0m

Aerolíneas Argentinas offers direct flights

Aerolíneas Argentinas: direct flights from $93

Good prices are rare

Santa Fe main airports to depart from

Buenos Aires main airports to arrive at

Airports nearby Buenos Aires used as alternative

Business & First Class Flight Deals to Buenos Aires

Best Elite deals to Buenos Aires

Aug 19

Sep 02

Sep 19

Aug 15

Aug 19

Sep 03

Sep 03

Aug 12

Aug 11

Aug 13

Sep 02

Nov 04

Aug 25

Nov 03

Nov 03

Nov 02

Nov 03

Nov 03

Nov 02

Oct 30

Nov 11

Oct 30

Nov 11

Oct 29

Nov 19

Oct 29

Jul 15

Nov 11

Frequently Asked Questions About Flights to Buenos Aires

When should I buy Santa Fe to Buenos Aires tickets?

When should I buy Santa Fe to Buenos Aires tickets?

What's a cheap fare from Santa Fe to Buenos Aires?

What's a cheap fare from Santa Fe to Buenos Aires?

What's the cheapest month to fly from Santa Fe to Buenos Aires?

What's the cheapest month to fly from Santa Fe to Buenos Aires?

Are there direct flights from Santa Fe to Buenos Aires?

Are there direct flights from Santa Fe to Buenos Aires?

How many hours is the flight from Santa Fe to Buenos Aires?

How many hours is the flight from Santa Fe to Buenos Aires?

Are there frequent deals on flights from Santa Fe to Buenos Aires?

Are there frequent deals on flights from Santa Fe to Buenos Aires?

Related routes

Consider alternative routes from Santa Fe