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 16h 20m on average. Another popular route from Bulgaria to San Francisco is flying from Varna to San Francisco, which will take roughly 28h 35m. 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.

$373 Cheap Flights from Bulgaria to San Francisco in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Bulgaria to San Francisco

Round-trip

One-way

Last minute

Recent round-trip flight deals from Bulgaria to San Francisco

Enter your travel dates to find the best prices.

6:50 pm - 5:55 pm

SOF

SFO

33h 05m1 stop

7:40 pm - 1:30 am

SFO

SOF

19h 50m1 stop

$711Multiple Airlines

Mon, Mar 30 - Tue, Apr 14

6:00 am - 7:20 pm

SOF

SFO

23h 20m1 stop

7:40 pm - 2:55 am

SFO

SOF

21h 15m1 stop

$713Multiple Airlines

Wed, Apr 29 - Sat, May 9

6:50 pm - 5:55 pm

SOF

SFO

33h 05m1 stop

8:22 am - 1:30 am

SFO

SOF

31h 08m2 stops

$724Multiple Airlines

Mon, Mar 30 - Tue, Apr 14

6:55 pm - 5:55 pm

SOF

SFO

33h 00m2 stops

7:40 pm - 1:30 am

SFO

SOF

19h 50m1 stop

$737Multiple Airlines

Mon, Mar 30 - Thu, Apr 16

9:40 pm - 4:35 pm

SOF

SFO

28h 55m2 stops

3:15 pm - 5:10 pm

SFO

SOF

15h 55m1 stop

$740Multiple Airlines

Wed, Apr 29 - Sat, May 9

6:50 pm - 5:55 pm

SOF

SFO

33h 05m1 stop

8:22 am - 1:30 am

SFO

SOF

31h 08m2 stops

$750Multiple Airlines

Mon, Mar 30 - Wed, Apr 15

6:50 pm - 9:24 pm

SOF

SFO

36h 34m2 stops

3:15 pm - 5:10 pm

SFO

SOF

15h 55m1 stop

$757Multiple Airlines

Sat, May 2 - Sat, May 9

9:40 pm - 4:35 pm

SOF

SFO

28h 55m2 stops

5:35 pm - 11:00 pm

SFO

SOF

19h 25m1 stop

$761Multiple Airlines

Wed, Apr 29 - Mon, May 11

6:50 pm - 2:35 pm

SOF

SFO

29h 45m2 stops

3:15 pm - 5:10 pm

SFO

SOF

15h 55m1 stop

$764Multiple Airlines

Mon, Apr 27 - Sat, May 9

4:55 pm - 4:50 pm

SOF

SFO

33h 55m2 stops

3:15 pm - 5:10 pm

SFO

SOF

15h 55m1 stop

$771Multiple Airlines

Thu, Apr 30 - Sat, May 9

British Airways flights from Bulgaria to San Francisco

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

British Airways

Apr 26

SOF9:05 pmSofia

36h 54m

2 stops

SFO11:59 pmSan Francisco

May 6

SFO10:16 pmSan Francisco

29h 09m

2 stops

SOF1:25 pmSofia

$826

Find similar

British Airways

Apr 26

SOF9:05 pmSofia

26h 45m

1 stop

SFO1:50 pmSan Francisco

May 9

SFO4:35 pmSan Francisco

17h 45m

1 stop

SOF8:20 pmSofia

$850

Find similar

British Airways

Apr 3

SOF2:20 pmSofia

29h 23m

2 stops

SFO9:43 amSan Francisco

Apr 14

SFO4:35 pmSan Francisco

17h 55m

1 stop

SOF8:30 pmSofia

$856

Find similar

United Airlines flights from Bulgaria to San Francisco

Our best United Airlines deals on Bulgaria to San Francisco flight tickets

United Airlines

Jan 17

SOF6:05 amSofia

23h 30m

1 stop

SFO7:35 pmSan Francisco

Jan 24

SFO9:25 pmSan Francisco

15h 20m

1 stop

SOF10:45 pmSofia

$938

Find similar

United Airlines

Jan 14

SOF2:00 pmSofia

15h 35m

1 stop

SFO7:35 pmSan Francisco

Jan 21

SFO9:25 pmSan Francisco

15h 20m

1 stop

SOF10:45 pmSofia

$965

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 3/30

6:50 pm-5:55 pm

1 stop33h 05m

San Francisco

Tue 4/14

7:40 pm-1:30 am

1 stop19h 50m

$711

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 4/29

6:00 am-7:20 pm

1 stop23h 20m

San Francisco

Sat 5/9

7:40 pm-2:55 am

1 stop21h 15m

$713

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 3/30

6:50 pm-5:55 pm

1 stop33h 05m

San Francisco

Tue 4/14

8:22 am-1:30 am

2 stops31h 08m

$724

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 3/30

6:55 pm-5:55 pm

2 stops33h 00m

San Francisco

Thu 4/16

7:40 pm-1:30 am

1 stop19h 50m

$737

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 4/29

9:40 pm-4:35 pm

2 stops28h 55m

San Francisco

Sat 5/9

3:15 pm-5:10 pm

1 stop15h 55m

$740

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 3/30

6:50 pm-5:55 pm

1 stop33h 05m

San Francisco

Wed 4/15

8:22 am-1:30 am

2 stops31h 08m

$750

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Sat 5/2

6:50 pm-9:24 pm

2 stops36h 34m

San Francisco

Sat 5/9

3:15 pm-5:10 pm

1 stop15h 55m

$757

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 4/29

9:40 pm-4:35 pm

2 stops28h 55m

San Francisco

Mon 5/11

5:35 pm-11:00 pm

1 stop19h 25m

$761

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 4/27

6:50 pm-2:35 pm

2 stops29h 45m

San Francisco

Sat 5/9

3:15 pm-5:10 pm

1 stop15h 55m

$764

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 4/30

4:55 pm-4:50 pm

2 stops33h 55m

San Francisco

Sat 5/9

3:15 pm-5:10 pm

1 stop15h 55m

$771

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 $854.

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 $921 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	16h 20m
Direct flights	None

The fastest flight from Bulgaria to San Francisco takes 16h 20m

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 7,692 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $736	Free Cancellation	Rating 7.3 4,150 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $813	Free Cancellation	Rating 7.4 9,138 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

Daly City

Half Moon Bay

Vallejo

Livermore

Salinas

Turlock

Sunnyvale

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.