The cheapest times to fly from SFO to SRG are

  • January 8th to May 20th (except the weeks of March 26th and May 7th)
  • October 15th to December 16th

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 SRG is mid November. Prices can be as high as $4912 for Tuesday flights during early to mid August, or as low as $948 for Wednesday flights around mid November.


When to Fly to Semarang

Flying from San Francisco, CA (SFO) to Semarang (SRG) will usually cost between $969 to $3907 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $1395. Due to high demand the most expensive time to fly is early to mid August, with an average price of $3633. Planning your trip to low-cost times can easily save you $2239 on economy flights and even more on first-class flights. Generally, any price below $2223 can be considered a good price for a round-trip SFO to SRG flight.

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

SFO to SRG Flight Prices

Compared to other flights, the SFO to SRG 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 $0.16, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to SRG, and Monday the cheapest day to fly back into SFO. Tuesdays 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 $2319 (46%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1589. Return trip prices are from the SRG 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 SRG can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 19 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 SRG while comparing.

Destination alternative #1: Adisutjipto Airport (JOG) in Yogyakarta

  • 57 miles (92 km) away from SRG
  • Usually 49.69% less expensive than SRG
  • 1-layover flights available

See SFO to JOG flights

Destination alternative #2: Adi Soemarmo International Airport (SOC) in Solo City

  • 46 miles (74 km) away from SRG
  • Usually 12.39% less expensive than SRG
  • 2-layover flights available

See SFO to SOC flights


Flight Hacking SFO to SRG

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 SRG — but Champion Traveler does!

Hack #1: Jakarta (SFO > CGK > SRG)

  • Price for both tickets: $830
  • Average savings: $1393 (62.66%)

See SFO to CGK flights

Hack #2: Kuala Lumpur (SFO > KUL > SRG)

  • Price for both tickets: $845
  • Average savings: $1378 (61.99%)

See SFO to KUL flights

Hack #3: Singapore (SFO > SIN > SRG)

  • Price for both tickets: $928
  • Average savings: $1296 (58.28%)

See SFO to SIN flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 11 major airlines flying this route most often: Air India, ANA, Bangkok Airways, Cathay Pacific, China Airlines, China Southern, EVA Air, Garuda Indonesia, Malaysia Airlines, Singapore Airlines, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 8522 miles or 13715 kilometers.

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

The real-world flight time for a nonstop SFO to SRG flight is about 16 hour 19 minutes.

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

It depends on the day of the week and the date, but a typical day might have around 13 available flights from SFO to SRG.


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 SRG
Destination airport name Ahmad Yani Airport
City Semarang
Country Indonesia
Latitude -7
Longitude 110.4


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.