Cheapest return flights from Shannon to Boston in April from $426

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

Return flights

13 Apr - 27 Apr Ryanair
16 Apr - 27 Apr Ryanair
30 Apr - 07 May Ryanair
05 Apr - 12 Apr Ryanair
16 Apr - 24 Apr Ryanair
07 Apr - 12 Apr Aer Lingus
07 Apr - 13 Apr British Airways
01 Apr - 15 Apr British Airways
28 Apr - 05 May British Airways
17 Apr - 27 Apr United
14 Apr - 23 Apr United
14 Apr - 25 Apr United
23 Apr - 03 May United
23 Apr - 03 May Aer Lingus direct
30 Apr - 07 May Aer Lingus direct
25 Apr - 04 May United
25 Apr - 04 May Aer Lingus direct

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

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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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