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London → Buenos Aires award seat availability
A free, live calendar of British Airways reward-flight (Avios) seat availability from London (LON) to Buenos Aires (BUE) — every bookable date in the next year, updated within seconds of the airline's own data, with free instant alerts when new seats open.
118 dates have award seats right now (snapshot from 2026-11-06; the live calendar below updates continuously).
| Cabin | Dates with seats | Next available |
|---|---|---|
| Economy | 115 days | 2027-02-27 |
| Premium Economy | 6 days | 2026-11-24 |
| Business | 64 days | 2026-11-25 |
- Economy award seats have opened about 16 times a week on this route, and seats usually last under a day.
- Premium Economy award seats have opened about 10 times a week on this route, and seats usually last 1–6 hours.
- Business award seats have opened about 16 times a week on this route, and seats usually last under a day.
Most award-seat openings so far have been for travel in August and September.
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