Flights from San Jose to Buenos Aires from $614

Compare All SJO to BUE Flights

Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.

1 of 1 flight

Airline	Schedule	Stops	Duration	Price
LA LA · 2409	04:25 SJO 09:35 BUE	0 stop(s)	29h 10m	$614 Best	Book →

Airport Information

Key details about departure and arrival airports for this route

SJO

Juan Santamaría International Airport

City: San José (Alajuela)
Country: CR
Type: Large Airport
Elevation: 3,021 ft

SJO Airport Guide →

Tips for San Jose to Buenos Aires Flights

Save money and travel smarter with these route-specific tips

📅 When to Book

Book SJO–BUE flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.

💰 Price Trends

The average fare is $614, but prices as low as $614 are available.

✈ Direct vs Connecting

No direct flights currently listed. Consider flexible dates or nearby airports for better connections.

📍 Flexible Dates

Flying midweek (Tuesday–Thursday) on SJO–BUE is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.

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Frequently Asked Questions

Everything you need to know about flying SJO to BUE

What is the cheapest flight from San Jose to Buenos Aires?

The cheapest flight from San Jose (SJO) to Buenos Aires (BUE) currently starts at $614 with LA. Prices are updated regularly and may vary by date and availability.

How many airlines fly from SJO to BUE?

We found 1 airline(s) operating on the SJO–BUE route, including LA.

Are there direct flights from San Jose to Buenos Aires?

No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.

What is the average flight price on this route?

The average flight price from San Jose to Buenos Aires is approximately $614. Prices range from $614 to $614 depending on airline, time, and class.

How long is the flight from SJO to BUE?

The average flight duration from San Jose to Buenos Aires is approximately 29 hours 10 minutes. Direct flights are typically shorter than connecting options.

What is the baggage allowance on SJO–BUE flights?

Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.