What airlines fly to San Francisco?

Turkish Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to San Francisco from Bulgaria according to our data. Turkish Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 3 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to San Francisco?

Flight times from Bulgaria to San Francisco vary, but if you’re flying out of Sofia and flying into San Francisco (one of the most popular routes), then the duration is 18h 51m on average. Another popular route from Bulgaria to San Francisco is flying from Varna to San Francisco, which will take roughly 30h 40m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Bulgaria to San Francisco Airport?

Prices for flights from Bulgaria to San Francisco Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Bulgaria to San Francisco Airport?

The number of operators available for flights from Bulgaria to San Francisco Airport is 3 as of January 2026.

How old do you have to be to fly from Bulgaria to San Francisco Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bulgaria to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$366 Cheap Flights from Bulgaria to San Francisco in 2026

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Recent round-trip flight deals from Bulgaria to San Francisco

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5:55 am - 12:12 pm

SOF

SFO

40h 17m

2 stops

9:25 pm - 1:15 pm

SFO

SOF

29h 50m

1 stop

$644Multiple Airlines

Mon, Jan 26 - Sun, Feb 8

7:15 pm - 3:35 pm

SOF

SFO

53h 20m

2 stops

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

$646Multiple Airlines

Sat, Mar 21 - Tue, Apr 21

4:50 pm - 2:45 pm

SOF

SFO

31h 55m

2 stops

10:40 pm - 10:45 pm

SFO

SOF

15h 05m

1 stop

$648Multiple Airlines

Fri, Mar 6 - Sun, Mar 15

4:50 pm - 2:45 pm

SOF

SFO

31h 55m

2 stops

8:30 am - 6:00 pm

SFO

SOF

24h 30m

2 stops

$653Multiple Airlines

Fri, Mar 6 - Sun, Mar 15

9:40 pm - 5:55 pm

SOF

SFO

30h 15m

1 stop

7:40 pm - 4:55 pm

SFO

SOF

35h 15m

2 stops

$658Multiple Airlines

Wed, Apr 1 - Tue, Apr 14

4:50 pm - 3:45 pm

SOF

SFO

31h 55m

2 stops

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

$664Multiple Airlines

Fri, Mar 20 - Mon, Apr 20

5:25 pm - 3:35 pm

SOF

SFO

31h 10m

2 stops

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

$665Multiple Airlines

Sun, Mar 22 - Wed, Apr 22

4:00 pm - 12:40 pm

VAR

SFO

30h 40m

2 stops

2:40 pm - 4:55 pm

SFO

VAR

16h 15m

1 stop

$951Lufthansa

Sat, Feb 28 - Sat, Mar 7

6:05 pm - 12:40 pm

VAR

SFO

28h 35m

1 stop

9:25 pm - 3:15 pm

SFO

VAR

31h 50m

2 stops

$1,233Lufthansa

Thu, Jan 29 - Mon, Feb 2

9:25 pm - 4:45 pm

VAR

SFO

29h 20m

1 stop

6:50 pm - 9:10 am

SFO

VAR

28h 20m

1 stop

$1,301Turkish Airlines

Thu, Jan 29 - Mon, Feb 2

LOT flights from Bulgaria to San Francisco

Our best LOT deals on Bulgaria to San Francisco flight tickets

LOT

May 23

SOF2:40 pmSofia

15h 35m

1 stop

SFO8:15 pmSan Francisco

Jun 28

SFO3:50 pmSan Francisco

36h 05m

1 stop

SOF1:55 pmSofia

$796

LOT

Jun 11

SOF5:25 amSofia

18h 25m

1 stop

SFO1:50 pmSan Francisco

Jun 20

SFO10:15 pmSan Francisco

17h 40m

1 stop

SOF1:55 amSofia

$806

LOT

Jun 9

SOF6:45 pmSofia

35h 30m

1 stop

SFO8:15 pmSan Francisco

Jun 18

SFO3:50 pmSan Francisco

36h 05m

1 stop

SOF1:55 pmSofia

$848

British Airways flights from Bulgaria to San Francisco

Our best British Airways deals on Bulgaria to San Francisco flight tickets

British Airways

Mar 16

SOF5:25 pmSofia

36h 22m

2 stops

SFO8:47 pmSan Francisco

Apr 26

SFO7:00 amSan Francisco

26h 20m

2 stops

SOF7:20 pmSofia

$828

British Airways

Mar 16

SOF5:25 pmSofia

36h 22m

2 stops

SFO8:47 pmSan Francisco

Apr 22

SFO7:20 pmSan Francisco

32h 05m

1 stop

SOF1:25 pmSofia

$857

British Airways

Apr 5

SOF9:05 pmSofia

34h 08m

2 stops

SFO9:13 pmSan Francisco

Apr 14

SFO6:00 amSan Francisco

28h 30m

2 stops

SOF8:30 pmSofia

$858

Fly from

Fly to

Route

Depart

Return

Price

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 1/26

5:55 am-12:12 pm

2 stops40h 17m

San Francisco

Sun 2/8

9:25 pm-1:15 pm

1 stop29h 50m

$644

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Sat 3/21

7:15 pm-3:35 pm

2 stops53h 20m

San Francisco

Tue 4/21

9:05 pm-11:10 pm

1 stop16h 05m

$646

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Fri 3/6

4:50 pm-2:45 pm

2 stops31h 55m

San Francisco

Sun 3/15

10:40 pm-10:45 pm

1 stop15h 05m

$648

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Fri 3/6

4:50 pm-2:45 pm

2 stops31h 55m

San Francisco

Sun 3/15

8:30 am-6:00 pm

2 stops24h 30m

$653

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 4/1

9:40 pm-5:55 pm

1 stop30h 15m

San Francisco

Tue 4/14

7:40 pm-4:55 pm

2 stops35h 15m

$658

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Fri 3/20

4:50 pm-3:45 pm

2 stops31h 55m

San Francisco

Mon 4/20

9:05 pm-11:10 pm

1 stop16h 05m

$664

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Sun 3/22

5:25 pm-3:35 pm

2 stops31h 10m

San Francisco

Wed 4/22

9:05 pm-11:10 pm

1 stop16h 05m

$665

VarnaSan Francisco

VAR - SFO

VARSFO

Varna

Sat 2/28

4:00 pm-12:40 pm

2 stops30h 40m

San Francisco

Sat 3/7

2:40 pm-4:55 pm

1 stop16h 15m

$951

VarnaSan Francisco

VAR - SFO

VARSFO

Varna

Thu 1/29

6:05 pm-12:40 pm

1 stop28h 35m

San Francisco

Mon 2/2

9:25 pm-3:15 pm

2 stops31h 50m

$1,233

VarnaSan Francisco

VAR - SFO

VARSFO

Varna

Thu 1/29

9:25 pm-4:45 pm

1 stop29h 20m

San Francisco

Mon 2/2

6:50 pm-9:10 am

1 stop28h 20m

$1,301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bulgaria to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $855.

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Bulgaria when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $925 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Bulgaria for as low as $753 on momondo.

Can stopping save me money on Bulgaria to San Francisco flights?

You could potentially save up to 18% on your flight if you consider stops on a Bulgaria to San Francisco flight.

Cheap Bulgaria to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bulgaria to San Francisco

Fastest flight time	18h 51m
Direct flights	None

The fastest flight from Bulgaria to San Francisco takes 18h 51m

There are no direct flights from Bulgaria to San Francisco. There are no popular flight routes from Bulgaria to San Francisco.

Search flight deals

When did momondo last update prices for flights from Bulgaria to San Francisco Airport?
Prices for flights from Bulgaria to San Francisco Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Bulgaria to San Francisco Airport?
The number of operators available for flights from Bulgaria to San Francisco Airport is 3 as of January 2026.
How old do you have to be to fly from Bulgaria to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bulgaria to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bulgaria to San Francisco

Compare and see reviews for airlines that fly from Bulgaria to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $712	Free Cancellation	Rating 6.8 7,718 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $736	Free Cancellation	Rating 7.3 4,176 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $813	Free Cancellation	Rating 7.4 9,164 reviews	Search United Airlines flights

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Bodega Bay

Roseville

Hayward

Calistoga

Big Sur

Santa Clara

Berkeley

Walnut Creek

Fremont

Half Moon Bay

Daly City

Vallejo

Livermore

Salinas

Sunnyvale

Turlock

Why use momondo?

Why should I use momondo to find a flight deal from Bulgaria to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bulgaria to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from Bulgaria to San Francisco with flexible booking policies on momondo?

Yes. All flights to San Francisco from Bulgaria on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Bulgaria to San Francisco?

Once all potential Bulgaria to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Bulgaria to San Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from Bulgaria. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.