- Cheapest round trip
- $993
- Dates
- Nov 16 to Nov 23 (7 nights)
- Flight
- 1 stop on United
- Flight time
- About 15 h 35 min each way
- Distance
- About 8,960 km from Toronto
We're still building this route's price history, so we can't yet say how $993 compares. When it drops well below its usual price, it shows up on our deals page.
Check these dates on Google Flights
Fares change constantly. This was the cheapest round trip of about a week that we found; other dates and trip lengths can cost more or less. Always confirm the price before you book, and book with the airline when you can.
What this route has cost recently
The cheapest round trip we found each day since July 30, 2026: as low as $903, typically about $991, and as high as $1,109. That's $2 more than a week ago.
Cheapest time to fly to Buenos Aires
Based on one-way fares for every departure date over the coming months, compared with this route's typical fare:
| Month you leave | vs. typical | Lowest one-way |
|---|---|---|
| October 2026 | +17% | $670 |
| November 2026 | +3% | $523 |
| December 2026 | +22% | $634 |
| January 2027 | 0% | $603 |
| February 2027 | −2% | $551 |
| March 2027 | −8% | $470 |
March is the cheapest month to leave, and December the most expensive. The cheapest day of the week to fly out is usually Wednesday, and Friday the priciest. The cheapest single days to leave we've seen: Nov 18 ($551 one way), Nov 25 ($523 one way), Feb 24 ($551 one way), Mar 15 ($470 one way), Mar 17 ($470 one way).
Airlines and nonstop flights
We haven't seen a nonstop from Toronto to Buenos Aires; expect at least one connection. The airlines behind the cheapest fares we've found: American (from $991), United (from $993).
More cheap flights from Toronto to South America
OddFare checks the price of every destination from Toronto daily and flags the ones that drop well below normal. See today's deals or browse every route from Toronto.