Departure-day prices · January 2027 Porto Alegre → Buenos Aires
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · January 2027 Buenos Aires → Porto Alegre
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22 €199 23
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
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, 12 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, 7 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: Jan — fares from €120 and ~30°C daytime.
Flights from Porto Alegre to Buenos Aires start around €120 (typically 1 stop). Range seen recently: €120–125, based on 3 fares found by travellers.
Fly (from €120)
3h 15m duration
€120–125 recent fares
Book
Cheapest cached fares Porto Alegre → Buenos Aires; typically 1 stop (e.g. LA). · Based on 3 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.
Jul 10 – Jul 24
Aerolineas Argentinas · Direct · 1h 55m
€301
Book
Aug 10 – Aug 24
Aerolineas Argentinas · Direct · 1h 55m
€307
Book
Dec 14 – Dec 24
Aerolineas Argentinas · Direct · 1h 55m
€308
Book
Aug 13 – Aug 27
LATAM Airlines Group · 1 stop · 4h 45m
€330
Book
Nov 18 – Nov 25
LATAM Airlines Group · Direct · 1h 45m
€334
Book
Dec 22 – Dec 29
Aerolineas Argentinas · Direct · 1h 55m
€339
Book
Feb 13 – Feb 21
Gol Transportes Aéreos · 1 stop · 5h 15m
€344
Book
Dec 13 – Jan 14
Azul Airlines · 1 stop · 5h 19m
€366
Book
Weather in Buenos Aires
Thu
☀️
26°
14°
💧0%
Fri
🌦️
25°
16°
💧64%
Sat
☁️
19°
12°
💧33%
Sun
☀️
20°
11°
💧0%
Mon
🌤️
23°
14°
💧0%
Tue
☁️
24°
17°
💧18%
Wed
☁️
27°
20°
💧22%
In Jan, Buenos Aires typically sees ~29°C daytime highs and 6 rainy days.
Where to stay in Buenos Aires 3★+ hotels from €34/night (33 hotels sampled, ~3 weeks out).
Mérit San Telmo by Amérian
hotel · Buenos Aires
from €34/night ★ 3
M Concept Hotel
hotel · Buenos Aires
from €45/night ★ 4
1253 Recoleta Small Hotel
hotel · Buenos Aires
from €48/night ★ 4
Good to know Time difference Same time zone
Time in the air 1h 45m
Things to do in Buenos Aires Top-rated tours and tickets from €23 — 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 Porto Alegre 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 2026-11-05. Some links earn Stayonomy a commission at no cost to you.
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