The month of January is, on average, the cheapest month to fly to Sofia from United States, with most prices found around $532. If you are unable to visit Sofia during the month of January, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around $547.
Most flyers found that booking tickets 28 days in advance of their planned departure date is the best time to get cheap flights to Sofia. During this timeframe, flight prices are around $722. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from United States for as low as $401 on momondo.
The cheapest day to depart on your flight to Sofia is on a Tuesday when prices can be found for as low as $754. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $858. These prices are subject to change though, so be sure to set up a Price Alert for flights to Sofia.
The cheapest time of day to fly to Sofia is in the morning when flights can be purchased for as low as $625. Flights to Sofia are more costly in the afternoon, with an average ticket price of $842. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
Currently, Bulgaria travel restrictions include travel to Sofia. Bulgaria has restricted the entry of all travelers who are not arriving from Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, Greece, Hungary,, Latvia, Lithuania, Lithuania, Malta, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, or Sweden. Nationals of the above countries and their family members may still enter Bulgaria. Bulgarian nationals, permanent residents, and long-term residence permit holders may also enter the country. However, those arriving from risky countries are requested to self-quarantine for 14 days. Nationals of Austria, Belgium, France, Germany, Iceland, Ireland, Italy, Liechtenstein, Luxembourg, the Netherlands, Spain, Switzerland, and the United Kingdom, and their family members may transit through Bulgaria to return to their countries of residence. Nationals of Turkey, North Macedonia, Serbia, and Montenegro may also transit through Bulgaria to return to their countries of residence. Healthcare professionals, transport personnel, diplomats, humanitarian aid workers, and military personnel may also enter the country. All travelers arriving from Italy at Sofia airport (SOF) must fill out a questionnaire in the presence of a health inspector. Bulgarian passports and national ID cards which have expired on or after March 13, 2020 will be considered valid with a prolongation of 6 months. If you are planning to travel to Sofia at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.