Cheapest one-way flights from Boston to Shannon in June from 341€

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

One-Way flights

15 Jun Porter Airlines (Canada) Ltd
05 Jun Porter Airlines (Canada) Ltd
23 Jun Porter Airlines (Canada) Ltd
12 Jun Porter Airlines (Canada) Ltd
20 Jun Porter Airlines (Canada) Ltd
24 Jun Porter Airlines (Canada) Ltd
22 Jun United
05 Jun Aer Lingus direct
15 Jun Aer Lingus direct
23 Jun Aer Lingus direct

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

Powered by

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 Shannon

Cheap car rent in Shannon

Feel free to contact us with any feedback or request another flight research.