Flights from Madrid to Buenos Aires

Our cheapest offers for flights from Madrid to Buenos Aires

Here you can compare cheap flights from Madrid (MAD) to Buenos Aires (BUE) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Buenos Aires. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Madrid
Buenos Aires
Outbound
01/23/26
1 Stopover (VVI)
OB0777, OB0708
20h 55min
Return
-
Boliviana de Aviacion
$1,404
Madrid
Buenos Aires
Outbound
02/02/26
2 Stopovers (BOS, JFK)
AA8807, AA4503, AA0953
26h 10min
Return
02/22/26
2 Stopovers (MIA, CLT)
AA0908, AA2822, AA0748
25h 46min
American Airlines
$936
Best option
Madrid
Buenos Aires
Outbound
02/02/26
direct
IB0107
12h 45min
Return
02/22/26
direct
IB0106
12h 10min
Iberia ?
$1,280
Madrid
Buenos Aires
Outbound
02/02/26
1 Stopover (JFK)
AA8837, AA0953
22h 15min
Return
02/22/26
2 Stopovers (MIA, JFK)
AA0900, AA1109, AA8567
32h 20min
American Airlines ?
$954
Madrid
Buenos Aires
Outbound
02/02/26
1 Stopover (JFK)
AA8837, AA0953
22h 15min
Return
02/22/26
1 Stopover (MIA)
AA0982, AA8740
22h 55min
American Airlines ?
$959
Madrid
Buenos Aires
Outbound
02/02/26
2 Stopovers (BOS, JFK)
AA8807, AA4503, AA0953
26h 10min
Return
02/22/26
2 Stopovers (MIA, JFK)
AA0908, AA1717, AA0094
28h 51min
American Airlines ?
$1,027
Madrid
Buenos Aires
Outbound
02/02/26
1 Stopover (BOG)
AV0027, AV0087
27h 15min
Return
02/22/26
1 Stopover (BOG)
AV8396, AV0046
26h 25min
Avianca
$1,132
Madrid
Buenos Aires
Outbound
02/02/26
direct
UX0041
12h 55min
Return
02/22/26
direct
UX0042
11h 55min
Air Europa Lineas Aereas
$1,455
Madrid
Buenos Aires
Outbound
02/02/26
2 Stopovers (ZRH, GRU)
LX2033, LX0092, LX9702
33h 25min
Return
02/22/26
2 Stopovers (GRU, ZRH)
LX9711, LX0093, LX2032
36h 15min
Swiss International Air Lines ?
$1,514
Madrid
Buenos Aires
Outbound
12/04/25
2 Stopovers (PHL, MIA)
AA0741, AA1618, AA0933
25h 00min
Return
01/06/26
1 Stopover (JFK)
AA0954, AA8566
29h 35min
American Airlines ?
$1,712
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Madrid to Buenos Aires

Favorite airline: LATAM Chile
LATAM Chile is the most popular airline for flights from Madrid to Buenos Aires.
LATAM Chile
24 %
Air Europa
19 %
ITA
13 %
Cheapest weekday: e.g. Tuesday
On this route flights are cheapest on Monday and Tuesday when a ticket costs $682.00 on average.
Stopover flights are the cheapest connection
On this route, direct flights are $76.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
12h 45min
37h 50min
32h 10min
$758
$682
$785
The favorite connection is non-stop
Flights from Madrid to Buenos Aires are most often booked as a direct flight.
Route
bookings
Direct flights
12h 45min, from $758
42 %
1 stopover Rome-Fiumicino
30h 40min, from $850
16 %
1 stopover New York - John F. Kennedy International Airport, NY
30h 30min, from $766
14 %

Important flight information

Flight information: Madrid - Buenos Aires

Cheapest outbound flight from $1,403.48
Roundtrip from $935.13
Flight duration min. 12:45 / max. 13:10
Return flight duration min. 11:45/ max. 12:15
Distance 10074 km
Flights per week 33
Departure airport Airport Madrid-Barajas (MAD)
Departure country Flights from Spain
Arrival airport Airport Buenos Aires, all airports (BUE)
Destination country Flights to Argentina
Alternative routes to Argentina
Flight destinations with a similar price
Flight destinations with a similar price