AirHint found the following cheapest one-way flights from Boston (BOS) to Lisbon (LIS) in March 2026 (see full year).
One-Way flights
| 02 Mar | LEVEL | ||
| 23 Mar | LEVEL | ||
| 10 Mar | LEVEL | ||
| 19 Mar | LEVEL | ||
| 14 Mar | LEVEL | ||
| 01 Mar | Aer Lingus | ||
| 15 Mar | Azores Airlines | ||
| 29 Mar | jetBlue | ||
| 15 Mar | TAP | direct | |
| 27 Mar | Iberia |
Also check the deals for return flights from Boston to Lisbon in March.
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