- Varna (VAR) Sofia (SOF)
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1–4 non-stop flights per dayat least 50minfrom $93 - Sofia (SOF) Athens (ATH)
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up to 2 non-stop flights per dayat least 1h 15minfrom $83 - Sofia (SOF) Vienna (VIE)
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1–4 non-stop flights per dayat least 1h 35minfrom $59 - Sofia (SOF) Barcelona (BCN)
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up to 2 non-stop flights per dayat least 2h 55minfrom $41 - Burgas (BOJ) Sofia (SOF)
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1 non-stop flight per dayat least 50minfrom $268 - Varna (VAR) Vienna (VIE)
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up to 2 non-stop flights per dayat least 1h 50minfrom $74 - Burgas (BOJ) Vienna (VIE)
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up to 1 non-stop flight per dayat least 1h 40minfrom $89