The cheapest times to fly from SFO to OTP are

  • January 8th to March 25th
  • April 16th to May 6th
  • September 3rd to December 2nd (except the week of November 19th)

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 OTP is late October. Prices can be as high as $1355 for Saturday flights during early August, or as low as $606 for Tuesday flights around late October.


When to Fly to Bucharest

Flying from San Francisco, CA (SFO) to Bucharest (OTP) will usually cost between $718 to $1125 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $688. Due to high demand the most expensive time to fly is early August, with an average price of $1305. Planning your trip to low-cost times can easily save you $617 on economy flights and even more on first-class flights. Generally, any price below $790 can be considered a good price for a round-trip SFO to OTP flight.

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

SFO to OTP Flight Prices

Compared to other flights, the SFO to OTP flight is cheaper than the average and costs less than the average flight leaving from San Francisco. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Tuesday 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 $82 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $793. Return trip prices are from the OTP 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 OTP 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 33 minutes may not be realistic.


Flight Hacking SFO to OTP

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 OTP — but Champion Traveler does!

Hack #1: London (SFO > LHR > OTP)

  • Price for both tickets: $582
  • Average savings: $208 (26.28%)

See SFO to LHR flights

Hack #2: Paris (SFO > CDG > OTP)

  • Price for both tickets: $629
  • Average savings: $161 (20.33%)

See SFO to CDG flights

Hack #3: London (SFO > LGW > OTP)

  • Price for both tickets: $670
  • Average savings: $120 (15.14%)

See SFO to LGW flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 39 major airlines flying this route most often: Air Canada, Air Europa, Air France, Air Italy, Air New Zealand, Alaska, Alitalia, American, Austrian, Blue Air, British Airways, Brussels Airlines, Condor, Croatia, Delta, El Al, Emirates, Finnair, French bee, Frontier, Iberia, Icelandair, KLM, LOT, Lufthansa, Norwegian, Norwegian Air International, Norwegian Air UK, Qatar Airways, SAS, Singapore Airlines, SWISS, Tap Air Portugal, TAROM, Turkish Airlines, United, Virgin Atlantic, WestJet, Wizz Air, and potentially more during busy seasons.

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

The distance between the two airports is roughly 6425 miles or 10340 kilometers.

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

The real-world flight time for a nonstop SFO to OTP flight is about 12 hour 33 minutes.

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

It depends on the day of the week and the date, but a typical day might have around 63 available flights from SFO to OTP.


Airport Location Info


Departing Airport

Origination code SFO
Origination airport name San Francisco International Airport
City San Francisco, CA
Country the United States
Latitude 37.6
Longitude -122.4

Return Airport

Destination code OTP
Destination airport name Henri Coanda Airport
City Bucharest
Country Romania
Latitude 44.6
Longitude 26.1


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.