The cheapest times to fly from SFO to BOJ are

  • May 7th to October 21st (except the week of October 8th)
  • December 17th to December 31st

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SFO to BOJ is early September. Prices can be as high as $8806 for Saturday flights during early to mid April, or as low as $1115 for Sunday flights around early September.


When to Fly to Burgas

Flying from San Francisco, CA (SFO) to Burgas (BOJ) will usually cost between $1169 to $8400 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $1201. Due to high demand the most expensive time to fly is early to mid April, with an average price of $8242. Planning your trip to low-cost times can easily save you $7041 on economy flights and even more on first-class flights. Generally, any price below $1895 can be considered a good price for a round-trip SFO to BOJ flight.

See below for a graph of average weekly prices for the SFO to BOJ route. All prices are for round-trip tickets in USD.

SFO to BOJ Flight Prices

Compared to other flights, the SFO to BOJ flight is more expensive than the average and costs more than the average flight leaving from San Francisco. The average price per mile (for a direct flight) is $0.18, which is below average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $1781 (34%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Sunday and returning a week later will cost an average of $2726. Return trip prices are from the BOJ to SFO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SFO to BOJ can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 50 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SFO to BOJ while comparing.

Destination alternative #1: Varna Airport (VAR) in Varna

  • 48 miles (77 km) away from BOJ
  • Usually 47.94% less expensive than BOJ
  • 1-layover flights available

See SFO to VAR flights

Destination alternative #2: Ataturk Airport (IST) in Istanbul

  • 129 miles (208 km) away from BOJ
  • Usually 47.94% less expensive than BOJ
  • Nonstop flights available

See SFO to IST flights

Destination alternative #3: Sabiha Gokcen Airport (SAW) in Istanbul

  • 148 miles (238 km) away from BOJ
  • Usually 43.91% less expensive than BOJ
  • 1-layover flights available

See SFO to SAW flights

Destination alternative #4: Rum Kogalniceanu Airport (CND) in Constanta

  • 132 miles (212 km) away from BOJ
  • Usually 27.34% less expensive than BOJ
  • 1-layover flights available

See SFO to CND flights


Flight Hacking SFO to BOJ

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SFO to BOJ — but Champion Traveler does!

Hack #1: London (SFO > LGW > BOJ)

  • Price for both tickets: $996
  • Average savings: $899 (47.44%)

See SFO to LGW flights

Hack #2: Moscow (SFO > SVO > BOJ)

  • Price for both tickets: $1039
  • Average savings: $856 (45.17%)

See SFO to SVO flights

Hack #3: Moscow (SFO > DME > BOJ)

  • Price for both tickets: $1051
  • Average savings: $845 (44.56%)

See SFO to DME flights


Flight Questions Answered

Still have questions about flying from SFO to BOJ? We’ve got answers.

Which airlines fly this route?

You can find 21 major airlines flying this route most often: Aer Lingus, Aeroflot, Air France, Air New Zealand, Alaska, American, British Airways, Brussels Airlines, CSA, Delta, Finnair, Iberia, Kenya Airways, KLM, Lufthansa, Luxair, S7, Singapore Airlines, SWISS, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Burgas Airport to San Francisco International Airport?

The distance between the two airports is roughly 6581 miles or 10591 kilometers.

How long does it take to fly from SFO to BOJ?

The real-world flight time for a nonstop SFO to BOJ flight is about 12 hour 50 minutes.

How many flights go between San Francisco, CA and Burgas?

It depends on the day of the week and the date, but a typical day might have around 8 available flights from SFO to BOJ.


Airport Location Info


Departing Airport

Origination codeSFO
Origination airport nameSan Francisco International Airport
CitySan Francisco, CA
Countrythe United States

Return Airport

Destination codeBOJ
Destination airport nameBurgas Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.