AirHint found the following cheapest return flights from Boston (BOS) to Cap Haitien (CAP) in May 2026 (see full year).
Return flights
| 13 May - 20 May | Sunrise Airways | ||
| 10 May - 14 Jun | Spirit Airlines | ||
| 07 May - 13 May | Spirit Airlines | ||
| 06 May - 13 May | Frontier Airlines | ||
| 06 May - 20 May | Frontier Airlines |
Also check the deals for one-way flights from Boston to Cap Haitien in May.
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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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