AirHint found the following cheapest one-way flights from Boston (BOS) to Shannon (SNN) in April 2026 (see full year).
One-Way flights
| 13 Apr | Icelandair | ||
| 12 Apr | Icelandair | ||
| 24 Apr | Icelandair | ||
| 10 Apr | United | ||
| 11 Apr | Icelandair | ||
| 01 Apr | TAP | ||
| 13 Apr | Aer Lingus | direct | |
| 01 Apr | Aer Lingus | direct | |
| 12 Apr | jetBlue | direct | |
| 11 Apr | jetBlue | direct |
Also check the deals for return flights from Boston to Shannon in April.
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