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Cheap flights from Bulgaria to San Francisco from $517

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bulgaria to San Francisco departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Bulgaria to San Francisco

Recent round-trip flight deals from Bulgaria to San Francisco

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:40 pm - 2:30 pm
SOF
-
SFO
26h 50m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$660Multiple Airlines
Wed, Jun 17 - Tue, Jul 14
Multiple Airlines Logo
10:05 am - 1:35 pm
SOF
-
SFO
37h 30m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$679Multiple Airlines
Thu, Jun 18 - Mon, Jul 13
Multiple Airlines Logo
9:40 pm - 2:30 pm
SOF
-
SFO
26h 50m
2 stops
Multiple Airlines Logo
9:05 pm - 12:10 pm
SFO
-
SOF
29h 05m
1 stop
$687Multiple Airlines
Wed, Jun 17 - Sun, Jul 12
Multiple Airlines Logo
9:35 pm - 2:35 pm
SOF
-
SFO
27h 00m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$695Multiple Airlines
Tue, Jun 16 - Wed, Jul 15
Multiple Airlines Logo
9:35 pm - 2:35 pm
SOF
-
SFO
27h 00m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$696Multiple Airlines
Tue, Jun 16 - Mon, Jul 13
Multiple Airlines Logo
10:05 am - 1:35 pm
SOF
-
SFO
37h 30m
2 stops
Multiple Airlines Logo
9:05 pm - 12:10 pm
SFO
-
SOF
29h 05m
1 stop
$706Multiple Airlines
Thu, Jun 18 - Sun, Jul 12
Multiple Airlines Logo
11:10 pm - 1:50 pm
SOF
-
SFO
24h 40m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$722Multiple Airlines
Fri, Jun 12 - Mon, Jul 13
Multiple Airlines Logo
9:35 pm - 2:35 pm
SOF
-
SFO
27h 00m
2 stops
Multiple Airlines Logo
9:05 pm - 12:10 pm
SFO
-
SOF
29h 05m
1 stop
$723Multiple Airlines
Tue, Jun 16 - Sun, Jul 12
Multiple Airlines Logo
7:30 pm - 6:00 pm
SOF
-
SFO
32h 30m
2 stops
Multiple Airlines Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
$747Multiple Airlines
Mon, Jun 15 - Wed, Jul 15
Multiple Airlines Logo
11:10 pm - 1:50 pm
SOF
-
SFO
24h 40m
2 stops
Multiple Airlines Logo
9:05 pm - 12:10 pm
SFO
-
SOF
29h 05m
1 stop
$749Multiple Airlines
Fri, Jun 12 - Sun, Jul 12

United Airlines flights from Bulgaria to San Francisco

Our best United Airlines deals on Bulgaria to San Francisco flight tickets
United Airlines
Mar 9
SOF2:20 pmSofia
15h 50m
1 stop
SFO9:10 pmSan Francisco
Mar 22
SFO10:40 pmSan Francisco
15h 05m
1 stop
SOF10:45 pmSofia
$894
United Airlines
Mar 13
SOF2:35 pmSofia
15h 35m
1 stop
SFO9:10 pmSan Francisco
Mar 29
SFO9:05 pmSan Francisco
15h 55m
1 stop
SOF11:00 pmSofia
$895
United Airlines
Mar 9
SOF2:20 pmSofia
15h 50m
1 stop
SFO9:10 pmSan Francisco
Mar 22
SFO10:40 pmSan Francisco
15h 05m
1 stop
SOF10:45 pmSofia
$896

SWISS flights from Bulgaria to San Francisco

Our best SWISS deals on Bulgaria to San Francisco flight tickets
SWISS
Mar 9
SOF1:45 pmSofia
36h 45m
2 stops
SFO5:30 pmSan Francisco
Mar 22
SFO8:25 pmSan Francisco
31h 50m
2 stops
SOF1:15 pmSofia
$975
SWISS
Mar 9
SOF1:45 pmSofia
36h 45m
2 stops
SFO5:30 pmSan Francisco
Mar 22
SFO8:25 pmSan Francisco
55h 50m
2 stops
SOF1:15 pmSofia
$977

momondo Fare Finder

 
Customize your flight search to find flights from Bulgaria to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 27, 2026.
Use the filters below to find and compare flights from Bulgaria to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 6/17

9:40 pm-2:30 pm

2 stops26h 50m

San Francisco

Tue 7/14

9:05 pm-11:00 pm

1 stop15h 55m

$660

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 6/18

10:05 am-1:35 pm

2 stops37h 30m

San Francisco

Mon 7/13

9:05 pm-11:00 pm

1 stop15h 55m

$679

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Wed 6/17

9:40 pm-2:30 pm

2 stops26h 50m

San Francisco

Sun 7/12

9:05 pm-12:10 pm

1 stop29h 05m

$687

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Tue 6/16

9:35 pm-2:35 pm

2 stops27h 00m

San Francisco

Wed 7/15

9:05 pm-11:00 pm

1 stop15h 55m

$695

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Tue 6/16

9:35 pm-2:35 pm

2 stops27h 00m

San Francisco

Mon 7/13

9:05 pm-11:00 pm

1 stop15h 55m

$696

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 6/18

10:05 am-1:35 pm

2 stops37h 30m

San Francisco

Sun 7/12

9:05 pm-12:10 pm

1 stop29h 05m

$706

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Fri 6/12

11:10 pm-1:50 pm

2 stops24h 40m

San Francisco

Mon 7/13

9:05 pm-11:00 pm

1 stop15h 55m

$722

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Tue 6/16

9:35 pm-2:35 pm

2 stops27h 00m

San Francisco

Sun 7/12

9:05 pm-12:10 pm

1 stop29h 05m

$723

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 6/15

7:30 pm-6:00 pm

2 stops32h 30m

San Francisco

Wed 7/15

9:05 pm-11:00 pm

1 stop15h 55m

$747

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Fri 6/12

11:10 pm-1:50 pm

2 stops24h 40m

San Francisco

Sun 7/12

9:05 pm-12:10 pm

1 stop29h 05m

$749

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

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

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 December is also cheap. Prices for this month can be found on momondo for an average of $869.

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 $934 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 $802 on momondo.

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

You could potentially save up to 15% 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

15h 40m

Direct flights

None
The fastest flight from Bulgaria to San Francisco takes 15h 40m
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?

  • 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
LufthansaPriceFrom $712Free CancellationRating
6.8
7,815 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $738Free CancellationRating
7.3
4,240 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $817Free CancellationRating
7.4
9,351 reviews
Search United Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Walnut Creek
Hayward
Santa Clara
Big Sur
Berkeley
Calistoga
Fremont
Half Moon Bay
Vallejo
Daly City
Salinas
South San Francisco
Milpitas
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.

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