BUE - UAQ

$33 Find Cheap Flights from Buenos Aires to San Juan - Compare and Save

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Everything you should know

Cheapest round-trip
$115
Typical prices: $121-$263
JetSMART, Aerolineas Argentinas
Mon 4/9Wed 4/11
AEP - UAQ • Non-stop
Cheapest one-way
$33
Typical prices: $57-$146
JetSMART
Thu 1/4
AEP - UAQ • Non-stop
Nonstop flights
You can fly direct with Aerolineas Argentinas and JetSMART. Average duration is 1h 57m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 4% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 71% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 62% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 36% price drop
Most popular
Good to know
+1
Good to know
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Flight Deals

Cheap Flights from Buenos Aires to San Juan (BUE-UAQ)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Buenos Aires to San Juan

Fri, Apr 9 - Sun, Apr 11
Multiple Airlines Logo
11:00 am - 12:42 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
1h 42mnonstop
Multiple Airlines Logo
3:50 pm - 5:30 pmUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 40mnonstop
$115Multiple Airlines
Mon, Dec 21 - Tue, Dec 29
JetSMART Logo
7:45 pm - 9:27 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
1h 42mnonstop
JetSMART Logo
10:00 pm - 11:42 pmUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 42mnonstop
$115JetSMART
Fri, Dec 4 - Wed, Dec 9
JetSMART Logo
11:37 am - 1:19 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
1h 42mnonstop
JetSMART Logo
1:25 pm - 3:07 pmUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 42mnonstop
$121JetSMART
Tue, Dec 29 - Tue, Jan 5
JetSMART Logo
7:45 pm - 9:27 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
1h 42mnonstop
JetSMART Logo
11:17 pm - 12:59 amUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 42mnonstop
$142JetSMART
Thu, Dec 3 - Tue, Dec 8
JetSMART Logo
11:37 am - 1:19 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
1h 42mnonstop
JetSMART Logo
10:00 pm - 11:42 pmUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 42mnonstop
$178JetSMART
Sat, Dec 12 - Sat, Dec 19
Aerolineas Argentinas Logo
3:10 pm - 5:10 pmAEP  Buenos Aires Jorge Newbery-UAQ San Juan Domingo F. Sarmiento
2h 00mnonstop
Aerolineas Argentinas Logo
12:25 pm - 2:05 pmUAQ  San Juan Domingo F. Sarmiento-AEP Buenos Aires Jorge Newbery
1h 40mnonstop
$258Aerolineas Argentinas
Booking Insights

Price, demand and travel trends for Buenos Aires to San Juan flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest Buenos Aires to San Juan flight route?

There's little price difference between Buenos Aires to San Juan routes. They average around $173 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Buenos Aires to San Juan?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Buenos Aires to San Juan. It’s 16% cheaper than the average day, while Tuesday is the most expensive, with prices 16% higher.

What’s the cheapest month to fly from Buenos Aires to San Juan?

•June is the cheapest month to fly from Buenos Aires to San Juan at $114 round-trip.
•September ($222) and August ($222) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 94% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Buenos Aires to San Juan the cheapest?

Flights from Buenos Aires to San Juan are cheapest 23 weeks before departure. Booking in this window typically costs about 62% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Buenos Aires to San Juan flights

Low season

May

Cheapest flight

$33
Beat the crowds with an average 26% drop in travelers.
The most popular month to fly with an average 27% increase in travelers.
One-way flight from Buenos Aires Jorge Newbery Airport to San Juan

When to book flights from Buenos Aires to San Juan

Are your dates flexible? Find out the best times to travel from Buenos Aires to San Juan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Buenos Aires to San Juan flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Buenos Aires to San Juan?

    These are the earliest and latest flight times available from Buenos Aires to San Juan:

    • Earliest: departs at 7:40 am and lands at 9:37 am
    • Latest: departs at 9:02 pm and lands at 10:59 pm.

    The flight takes about 1h 57m.

  • What cabin classes can I book on flights from Buenos Aires to San Juan?

    Only Economy Class is available on flights from Buenos Aires to San Juan.

  • How long is a flight from Buenos Aires to San Juan?

    A nonstop flight from Buenos Aires to San Juan takes 1h 57m, covering 617 miles.

  • Do I need a passport to fly from Buenos Aires to San Juan?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Buenos Aires to San Juan flight?

    Round-trip flights from Buenos Aires to San Juan range from $121 to $263, with an average of $178 over the past 12 months. Anything below $121 counts as a good deal.

  • How expensive are last-minute Buenos Aires to San Juan flights?

    Last-minute fares on this route (booked within two weeks of departure) run 43% above the $178 route average. Book 23 weeks before departure for the lowest fares.

  • What is the standard checked-bag allowance on flights from Buenos Aires to San Juan?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $11–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Buenos Aires to San Juan spread across the day?

    Morning is the busiest departure period on Buenos Aires to San Juan flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, evening flights for 33%, and night flights for 0%.

  • Have flight prices from Buenos Aires to San Juan changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $115 to $258. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Buenos Aires to San Juan looking right now?

    One-way fares from Buenos Aires to San Juan are currently lower than usual. Average one-way flight prices are about $48, which is 46% below the typical average for this route.

  • What car rental options are available at San Juan Domingo F. Sarmiento Airport (UAQ)?

    San Juan Domingo F. Sarmiento Airport (UAQ) hosts 5 major car rental companies, with daily rates averaging $67 for economy cars. Top options include:

    • Street Rent a Car
    • Always
    • Avis
    • Budget
    • FlexWays

  • Which airports can I use when flying from Buenos Aires to San Juan?

    Flights from Buenos Aires to San Juan may depart from several airports in Buenos Aires area, including Buenos Aires Jorge Newbery (AEP) and Buenos Aires Ministro Pistarini (EZE). Flights usually arrive at San Juan Domingo F. Sarmiento (UAQ).

  • What time of day has the fewest delays on flights from Buenos Aires to San Juan?

    Afternoon flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Buenos Aires to San Juan?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Buenos Aires to San Juan route, 30% of flights were delayed in the past 3 months, with delays averaging 1h 57m.

  • Can I save money by using flexible dates for flights from Buenos Aires to San Juan?

    Yes. Flexible dates can save you up to 28% on flights from Buenos Aires to San Juan. Sunday is the cheapest departure day at $151 round-trip on average, while Tuesday is the most expensive at $209, a difference of $58.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What airlines fly from Buenos Aires to San Juan?

    2 airlines operate flights between Buenos Aires and San Juan. The airlines offering nonstop flights on this route include:

    • Aerolineas Argentinas
    • JetSMART

  • Which airlines include bags at no extra cost on Buenos Aires to San Juan flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Aerolineas Argentinas: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Buenos Aires to San Juan flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Tuesday. On this route, Sunday flights average $151, about $58 less than Tuesday fares (28% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 62% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Buenos Aires to San Juan trip for June. Fares historically average $114 round-trip in that month - typically $108 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with Aerolineas Argentinas. Over the past three months, 71% of Aerolineas Argentinas flights from Buenos Aires to San Juan arrived on time, slightly above the route average of 70%. When flights on this route arrive late, they're delayed by an average of 1h 57m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.

Prefer to fly direct from Buenos Aires to San Juan?

 
Find which airlines fly direct from Buenos Aires to San Juan Domingo F. Sarmiento Airport, which days they fly and book direct flights.

Direct departures

Buenos Aires to San Juan Domingo F. Sarmiento

Monday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Tuesday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Wednesday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Thursday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Friday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Saturday

Aerolineas Argentinas

Aerolineas Argentinas

Sunday

Aerolineas Argentinas

Aerolineas Argentinas

See more direct flights

Direct returns

San Juan Domingo F. Sarmiento to Buenos Aires

Monday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Tuesday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Wednesday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Thursday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Friday

Aerolineas Argentinas,JetSMART

Aerolineas Argentinas,JetSMART

Saturday

Aerolineas Argentinas

Aerolineas Argentinas

Sunday

Aerolineas Argentinas

Aerolineas Argentinas

See more direct flights

More options for your flight from Buenos Aires to San Juan

Complete your trip to San Juan with a hotel stay or car rental