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London โ St Lucia award seat availability
A free, live calendar of British Airways reward-flight (Avios) seat availability from London (LON) to St Lucia (SLU) โ every bookable date in the next year, updated within seconds of the airline's own data, with free instant alerts when new seats open.
209 dates have award seats right now (snapshot from 2026-11-06; the live calendar below updates continuously).
| Cabin | Dates with seats | Next available |
|---|---|---|
| Economy | 196 days | 2026-11-06 |
| Premium Economy | 79 days | 2026-11-07 |
| Business | 21 days | 2026-12-04 |
- Economy award seats have opened about 139 times a week on this route, and seats usually last 1โ6 hours.
- Premium Economy award seats have opened about 78 times a week on this route, and seats usually last 1โ6 hours.
- Business award seats have opened about 43 times a week on this route, and seats usually last 1โ6 hours.
Most award-seat openings so far have been for travel in September and November.
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A live calendar of British Airways and Aer Lingus reward-flight availability on every route โ built on free, open data.