Ottawa to Buenos Aires

1 ways to travelfastest 15h 52mfly from €398
Photo: Barbara Zandoval / Unsplash

Departure-day prices · August 2026 Ottawa → Buenos Aires

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Return-day prices · August 2026 Buenos Aires → Ottawa

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Best time to visit Buenos Aires — climate

Jan: ~30°C daytime, 7 rainy days 30° JanFeb: ~30°C daytime, 9 rainy days 30° FebMar: ~26°C daytime, 13 rainy days 26° MarApr: ~21°C daytime, 9 rainy days 21° AprMay: ~19°C daytime, 11 rainy days 19° MayJun: ~14°C daytime, 5 rainy days 14° JunJul: ~14°C daytime, 4 rainy days 14° JulAug: ~17°C daytime, 5 rainy days 17° AugSep: ~19°C daytime, 6 rainy days 19° SepOct: ~23°C daytime, 8 rainy days 23° OctNov: ~25°C daytime, 9 rainy days 25° NovDec: ~30°C daytime, 10 rainy days 30° Dec

Flights from Ottawa to Buenos Aires start around €398 (typically 1 stop). Range seen recently: €398–398, based on 1 fares found by travellers.

Fly (from €398)
15h 52mduration
€398–398recent fares
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Cheapest cached fares Ottawa → Buenos Aires; typically 1 stop (e.g. AC). · Based on 1 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.

Oct 15 – Oct 29 Air Canada · 3 stops · 14h 42m €860 Book
Oct 29 – Nov 13 Porter Airlines · 2 stops · 13h 59m €1050 Book

Weather in Buenos Aires

Wed ☁️ 12° 💧0%
Thu ☁️ 21° 11° 💧0%
Fri ☁️ 21° 13° 💧3%
Sat ☁️ 22° 15° 💧4%
Sun 🌧️ 22° 15° 💧37%
Mon 🌦️ 20° 14° 💧35%
Tue ☁️ 19° 11° 💧12%

In Aug, Buenos Aires typically sees ~17°C daytime highs and 5 rainy days.

Where to stay in Buenos Aires

3★+ hotels from €38/night (38 hotels sampled, ~3 weeks out).

M Concept Hotel hotel · Buenos Aires
from €38/night★ 4
1253 Recoleta Small Hotel hotel · Buenos Aires
from €42/night★ 4
Midtown Boutique Hotel hotel · Buenos Aires
from €42/night★ 4

Good to know

Time difference+1h
Time in the air13h 59m

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).

Round out the trip

Popular from Ottawa

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 2026-09-16. Some links earn Stayonomy a commission at no cost to you.