How the cheapest fare moved
Sep 10: €70 €70
Sep 3
Sep 10
low €62 · high €87
Departure-day prices · September 2025 Asuncion → Buenos Aires
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Return-day prices · September 2025 Buenos Aires → Asuncion
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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: Nov — fares from €62 and ~25°C daytime.
Flights from Asuncion to Buenos Aires start around €62 (direct flights available). Range seen recently: €62–75, based on 7 fares found by travellers.
Fly (from €62)
1h 55m duration
€62–75 recent fares
Book
Cheapest cached fares Asuncion → Buenos Aires; direct flights available (e.g. JA). · Based on 7 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.
Jan 1 – Jan 8
JetSmart · Direct · 1h 55m
€194
Book
Sep 29 – Oct 7
JetSmart · Direct · 1h 55m
€203
Book
Oct 17 – Oct 21
JetSmart · Direct · 1h 55m
€209
Book
Oct 6 – Oct 8
Aerolineas Argentinas · Direct · 1h 55m
€246
Book
Oct 2 – Oct 9
Aerolineas Argentinas · Direct · 1h 55m
€270
Book
Sep 22 – Oct 4
JetSmart · Direct · 1h 55m
€311
Book
Sep 22 – Oct 5
JetSmart · Direct · 1h 55m
€327
Book
Sep 27 – Oct 5
Aerolineas Argentinas · Direct · 1h 55m
€352
Book
Weather in Buenos Aires
Thu
☁️
19°
10°
💧92%
Fri
🌦️
17°
12°
💧14%
Sat
🌦️
13°
9°
💧30%
Sun
☁️
12°
5°
💧2%
Mon
☁️
13°
6°
💧2%
Tue
☁️
16°
9°
💧2%
Wed
☁️
13°
8°
💧0%
In Sep, Buenos Aires typically sees ~20°C daytime highs and 2 rainy days.
Where to stay in Buenos Aires 3★+ hotels from €44/night (37 hotels sampled, ~3 weeks out).
M Concept Hotel
hotel · Buenos Aires
from €44/night ★ 4
Mérit San Telmo by Amérian
hotel · Buenos Aires
from €47/night ★ 3
1253 Recoleta Small Hotel
hotel · Buenos Aires
from €47/night ★ 4
Good to know Time difference Same time zone
Time in the air 1h 55m
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 Asuncion 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 2026-09-10. Some links earn Stayonomy a commission at no cost to you.
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