Cheapest return flights from Castries to London in June from 877€

AirHint found the following cheapest return flights from Castries (SLU) to London (LGW) in June 2026 (see full year).

Return flights

18 Jun - 23 Jun WestJet
05 Jun - 21 Jun British Airways direct
07 Jun - 28 Jun British Airways direct
18 Jun - 23 Jun British Airways direct
01 Jun - 08 Jun British Airways direct
06 Jun - 04 Jul British Airways direct
21 Jun - 21 Jul British Airways
23 Jun - 21 Jul jetBlue
23 Jun - 21 Jul British Airways direct
21 Jun - 21 Jul British Airways direct

Also check the deals for one-way flights from Castries to London in June.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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