AirHint found the following cheapest one-way flights from Salt Lake City (SLC) to Sofia (SOF) in May 2026 (see full year).
One-Way flights
| 04 May | Frontier Airlines | ||
| 03 May | Frontier Airlines | ||
| 02 May | Frontier Airlines | ||
| 01 May | Frontier Airlines | ||
| 24 May | Alaska Airlines |
Also check the deals for return flights from Salt Lake City to Sofia in May.
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