Cheapest one-way BOS–SNN flights, August

AirHint found the following cheapest one-way flights from Boston (BOS) to Shannon (SNN) in August 2026 (see full year).

One-Way flights

18 Aug Air France
20 Aug KLM
25 Aug Air France
19 Aug Icelandair
08 Aug jetBlue
25 Aug Aer Lingus direct
20 Aug Aer Lingus direct
19 Aug Aer Lingus direct
18 Aug Aer Lingus direct
08 Aug Aer Lingus direct

Also check the deals for return flights from Boston to Shannon in August.

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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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