Cheap flights from Colorado to Bulgaria

Travel > Europe > Bulgaria

Sofia is the largest, most modern city in Bulgaria and the country’s capital. Sofia’s present look is the result of thousands of years of history; it bears the traces of numerous civilizations and countless battles. Sofia’s history begins sometime in the 5th century BC, when the territory of the present capital was inhabited by a Thracian tribe called Serdi. When the Romans took control of this part of Europe, the little settlement known as Serdica was fortified and served... (read more in our Sofia History)

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Denver 

Check our newest flight offers to Bulgaria:

  • $738British Airways flight British Airways 
    FromToDepartureTime
    Denver, CO (DEN)Sofia, BG (SOF)12/30/202405:30 pm
    Sofia, BG (SOF)Denver, CO (DEN)01/10/202508:15 pm
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  • $799Lufthansa flight Lufthansa 
    FromToDepartureTime
    Denver, CO (DEN)Sofia, BG (SOF)11/27/202404:25 pm
    Sofia, BG (SOF)Denver, CO (DEN)12/02/202406:35 pm
    cheapoair.com check price
  • $836Lufthansa flight Lufthansa 
    FromToDepartureTime
    Denver, CO (DEN)Sofia, BG (SOF)12/30/202405:45 pm
    Sofia, BG (SOF)Denver, CO (DEN)01/10/202501:45 pm
    cheapoair.com check price
  • $921Lufthansa flight Lufthansa 
    FromToDepartureTime
    Denver, CO (DEN)Sofia, BG (SOF)12/05/202405:45 pm
    Sofia, BG (SOF)Denver, CO (DEN)12/10/202406:55 pm
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  • $925British Airways flight British Airways 
    FromToDepartureTime
    Denver, CO (DEN)Sofia, BG (SOF)12/05/202405:30 pm
    Sofia, BG (SOF)Denver, CO (DEN)12/10/202406:05 pm
    cheapoair.com check price
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