AirHint found the following cheapest return flights from Sofia (SOF) to Hanoi (HAN) in March 2026 (see full year).
Return flights
| 13 Mar - 26 Mar | Pegasus Airlines | ||
| 11 Mar - 26 Mar | Ryanair | ||
| 01 Mar - 10 Mar | Pegasus Airlines | ||
| 10 Mar - 24 Mar | Ryanair | ||
| 24 Mar - 31 Mar | Wizz Air | ||
| 27 Mar - 05 Apr | Pegasus Airlines |
Also check the deals for one-way flights from Sofia to Hanoi in March.
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