How the cheapest fare moved
Jul 31: €28 €28
Jul 24
Jul 31
low €25 · high €91
Departure-day prices · May 2026 Mendoza → Buenos Aires
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Return-day prices · May 2026 Buenos Aires → Mendoza
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Best time to visit Buenos Aires — climate Jan: ~30°C daytime, 7 rainy days
30°
Jan Feb: ~30°C daytime, 9 rainy days
30°
Feb Mar: ~26°C daytime, 13 rainy days
26°
Mar Apr: ~21°C daytime, 9 rainy days
21°
Apr May: ~19°C daytime, 11 rainy days
19°
May Jun: ~14°C daytime, 5 rainy days
14°
Jun Jul: ~14°C daytime, 4 rainy days
14°
Jul Aug: ~17°C daytime, 5 rainy days
17°
Aug Sep: ~19°C daytime, 6 rainy days
19°
Sep Oct: ~23°C daytime, 8 rainy days
23°
Oct Nov: ~25°C daytime, 9 rainy days
25°
Nov Dec: ~30°C daytime, 10 rainy days
30°
Dec Best value: Oct — fares from €24 and ~23°C daytime.
Flights from Mendoza to Buenos Aires start around €24 (direct flights available). Range seen recently: €24–25, based on 2 fares found by travellers.
Fly (from €24)
1h 39m duration
€24–25 recent fares
Book
Cheapest cached fares Mendoza → Buenos Aires; direct flights available (e.g. JA). · Based on 2 fares found by travellers in the last 48h
Cheapest round trips to Buenos Aires Fares found by travellers in the last 48 hours — refreshed daily.
Sep 1 – Sep 10
JetSmart · Direct · 1h 39m
€47
Book
Oct 5 – Oct 18
JetSmart · Direct · 1h 39m
€48
Book
Sep 1 – Sep 9
JetSmart · Direct · 1h 39m
€48
Book
Sep 10 – Sep 13
JetSmart · Direct · 1h 39m
€54
Book
Aug 16 – Aug 23
JetSmart · Direct · 1h 39m
€59
Book
Nov 27 – Nov 30
JetSmart · Direct · 1h 41m
€90
Book
Aug 15 – Aug 15
Aerolineas Argentinas · Direct · 1h 40m
€101
Book
Aug 7 – Aug 7
JetSmart · Direct · 1h 39m
€143
Book
Weather in Buenos Aires
Fri
⛈️
22°
14°
💧100%
Sat
🌧️
19°
13°
💧100%
Sun
☁️
14°
11°
💧2%
Mon
🌦️
17°
12°
💧13%
Tue
☁️
15°
10°
💧2%
Wed
☁️
15°
12°
💧34%
Thu
☁️
16°
8°
💧35%
In May, Buenos Aires typically sees ~19°C daytime highs and 11 rainy days.
Where to stay in Buenos Aires 3★+ hotels from €42/night (35 hotels sampled, ~3 weeks out).
M Concept Hotel
hotel · Buenos Aires
from €42/night ★ 4
1253 Recoleta Small Hotel
hotel · Buenos Aires
from €48/night ★ 4
ibis Buenos Aires Obelisco
hotel · Buenos Aires
from €49/night ★ 3
Good to know Time difference Same time zone
Time in the air 1h 39m
Things to do in Buenos Aires Top-rated tours and tickets from €22 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Buenos Aires
Buenos Aires is the capital of Argentina and one of Latin America's most culturally significant cities. It is a city of beautiful parks and belle epoque architecture, a place of big historical events, and a city of intimate cafes and cosmopolitan nightlife.
Read the full Buenos Aires guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from Mendoza Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-07-31. Some links earn Stayonomy a commission at no cost to you.
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