Cheapest return flights from Shannon to Boston in July from 604€

Best time to book flights for Shannon (SNN) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from Shannon (SNN) to Boston (BOS) in July 2025 (see full year).

Return flights

31 Jul - 06 Aug Aer Lingus direct
24 Jul - 27 Jul Delta
23 Jul - 30 Jul Delta
16 Jul - 23 Jul Air France
01 Jul - 08 Jul Delta
01 Jul - 15 Jul Delta
25 Jul - 28 Jul Delta
29 Jul - 05 Aug Aer Lingus
30 Jul - 09 Aug Aer Lingus
01 Jul - 06 Jul United
28 Jul - 28 Aug Aer Lingus direct
01 Jul - 15 Jul Aer Lingus direct
24 Jul - 27 Jul Aer Lingus direct

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

Skyscanner

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.

Book a cheap hotel in Boston

Cheap car rent in Boston