Santiago to Rosario: buy now or wait?
Your call FareScore 46/100
€138 Today's best fare
Cheaper than 46% of what we have seen
9 Nov Aerolineas Argentinas With a stop
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What the history says
Prices recorded 13
Typical price €138
Lowest we saw €138
Based on 13 prices we recorded on this exact route, compared against every month we have on record.
Best booking window
0–13 days — is when this route has been cheapest to book: €173 typical, on 11 observations.
Cheapest months to fly to Rosario
November €138 7 observations
October €173 6 observations
Booking tips from our fare data
- How far in advance should you book a flight?
- Book 1–1.5 months before departure. Tracking the same flights at every lead time (84,610 flights on 17,827 routes, 2026-06-14 to 2026-10-31), that window had the smallest average premium over each flight's lowest fare: +17%, against +49.5% in the last 3 days.
- What is the cheapest day of the week to fly?
- Wednesday. Comparing each fare with the median of its own route, Wednesday departures were +3.3% and Tuesday +4%, while Friday was the dearest at +10.4%. Weekend departures cost more than midweek ones.
- What is the cheapest month to fly?
- November 2026. Comparing each route's fares month by month (booked 8–60 days ahead), November 2026 departures were -1.1% against the route's own median, while September 2026 was the dearest at +6.2%. Covers September 2026, October 2026, November 2026, December 2026; fares observed 2026-06-14 to 2026-10-31.
Price drops on Telegram
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