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Cheap flights from Sofia to San Francisco from £669

SOF — SFO
7 Oct — 14 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sofia to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Sofia to San Francisco

Sun 18/1015:25 -
2 stops33h 15m
Sun 25/1017:45 -
3 stops35h 05m
Deal found 3/9£676
Fri 20/1109:40 -
1 stop16h 50m
Fri 4/1218:35 -
1 stop30h 30m
Deal found 5/9£677
Sun 15/1111:55 -
1 stop38h 35m
Fri 4/1218:35 -
1 stop30h 30m
Deal found 5/9£689
Mon 2/1116:00 -
1 stop35h 30m
Mon 16/1118:35 -
1 stop16h 20m
Deal found 5/9£691
Fri 20/1109:40 -
1 stop16h 50m
Sat 5/1218:35 -
1 stop34h 35m
Deal found 5/9£715
Sun 15/1111:55 -
1 stop38h 35m
Sat 5/1218:35 -
1 stop34h 35m
Deal found 5/9£727
Mon 16/1116:00 -
1 stop34h 30m
Tue 1/1218:35 -
1 stop34h 35m
Deal found 5/9£734
Thu 5/1121:45 -
1 stop29h 45m
Mon 16/1118:35 -
1 stop16h 20m
Deal found 5/9£736
Thu 5/1121:45 -
1 stop29h 45m
Tue 17/1118:35 -
1 stop28h 15m
Deal found 5/9£749

Find flight deals from Sofia to San Francisco

Round-trip from

£676

One-way from

£669

Popular in

August

Cheapest in

December

Average price

£689
18/10-25/10
  • 18/10-25/10
  • 5 total stops
  • 68h 20m total
  • Sofia to San Francisco
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British Airways
  • British Airways
  • 5/10-31/12
  • 1 total stop
  • 31h 30m total
  • Sofia to San Francisco
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sofia to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Mon 5/10

20:10-17:40

1 stop31h 30m

San Francisco

Wed 31/12

00:00-10:00

Nonstop0h 00m

£669

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Sun 15/11

11:55-16:30

1 stop38h 35m

San Francisco

Tue 1/12

18:35-15:10

1 stop34h 35m

£689

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Mon 5/10

20:10-13:50

1 stop27h 40m

San Francisco

Sat 24/10

07:10-19:35

2 stops26h 25m

£750

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Sun 1/11

19:45-14:55

1 stop29h 10m

San Francisco

Sat 14/11

10:33-18:35

2 stops22h 02m

£752

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Wed 4/11

14:10-20:10

1 stop16h 00m

San Francisco

Thu 19/11

13:40-22:55

1 stop23h 15m

£769

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Wed 4/11

06:25-12:35

1 stop16h 10m

San Francisco

Wed 18/11

13:40-22:55

1 stop23h 15m

£769

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Tue 3/11

06:25-12:35

1 stop16h 10m

San Francisco

Tue 17/11

12:26-22:55

2 stops24h 29m

£769

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Mon 5/10

06:20-21:50

2 stops25h 30m

San Francisco

Sat 24/10

05:00-14:15

2 stops23h 15m

£771

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Fri 6/11

06:25-17:25

2 stops21h 00m

San Francisco

Mon 16/11

08:10-13:15

2 stops19h 05m

£773

SofiaSan Francisco

SOF Sofia - SFO San Francisco

SOFSFO

Sofia

Sun 1/11

06:25-18:50

2 stops21h 25m

San Francisco

Sat 14/11

08:10-13:15

2 stops19h 05m

£780

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Sofia to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sofia with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Sofia to San Francisco

What is the cheapest month to book a flight from Sofia to San Francisco?

Currently, December is the cheapest month in which you can book a flight from Sofia to San Francisco (average of £655). Flying from Sofia to San Francisco in August is currently the most expensive (average of £863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Sofia to San Francisco?

Airfare is typical for this route at the moment.

Sofia to San Francisco flights typically cost between £505 and £810 in October.
The cheapest return price found within the last 5 days was £676 on Multiple Airlines (18 Oct–25 Oct).

Related info for your journey

  • How long is the flight from Sofia to San Francisco?

    Airlines like Turkish Airlines and British Airways fly from Sofia to San Francisco in about 27h 40m. The time it takes to get you to your destination can typically vary by up to 10h 55m. The distance from Sofia to San Francisco is about 6481 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Sofia to San Francisco that include hotel bookings?

    Yes. In addition to deals on Sofia to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sofia to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sofia to San Francisco.

  • Can I find deals for business class flights from Sofia to San Francisco?

    Yes. Cheapflights offers flight deals from Sofia to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sofia to San Francisco?

    Currently, December is the cheapest month in which you can book a flight from Sofia to San Francisco (average of £655). Flying from Sofia to San Francisco in August is currently the most expensive (average of £863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
San Bruno
Roseville
Newark
Bodega Bay
Sunnyvale
South San Francisco

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Sofia to San Francisco?

Cheapflights makes it easy to find Sofia to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sofia to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from Sofia to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sofia to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Sofia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sofia to San Francisco become cheaper?

Of course! You can now track prices for flights from Sofia to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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