Cheapest return flights from Boston to Shannon in July from 602€

AirHint found the following cheapest return flights from Boston (BOS) to Shannon (SNN) in July 2026 (see full year).

Return flights

28 Jul - 05 Aug Aer Lingus direct
18 Jul - 28 Jul United
11 Jul - 16 Jul Delta
11 Jul - 16 Jul Aer Lingus direct
18 Jul - 28 Jul Aer Lingus direct
14 Jul - 21 Jul Aer Lingus
14 Jul - 21 Jul Aer Lingus direct
02 Jul - 14 Jul Delta
02 Jul - 14 Jul Aer Lingus direct
12 Jul - 18 Jul Aer Lingus direct

Also check the deals for one-way flights from Boston to Shannon in July.

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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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