AirHint found the following cheapest return flights from Boston (BOS) to Budapest (BUD) in April 2026 (see full year).
Return flights
| 21 Apr - 05 May | SWISS | ||
| 02 Apr - 14 Apr | Austrian Airlines | ||
| 29 Apr - 14 May | KLM | ||
| 30 Apr - 11 May | Lufthansa | ||
| 18 Apr - 02 May | Lufthansa |
Also check the deals for one-way flights from Boston to Budapest in April.
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