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Cheap flights from San Francisco to Bulgaria from $345

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Bulgaria departing on 8/19. 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 San Francisco to Bulgaria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
6:45 pm - 3:00 pm
SFO
-
SOF
34h 15m
1 stop
Turkish Airlines Logo
9:35 am - 4:40 pm
SOF
-
SFO
17h 05m
1 stop
$697Turkish Airlines
Tue, Sep 1 - Thu, Sep 24
Turkish Airlines Logo
6:45 pm - 8:15 pm
SFO
-
SOF
15h 30m
1 stop
Turkish Airlines Logo
3:50 pm - 10:50 am
SOF
-
SFO
29h 00m
1 stop
$698Turkish Airlines
Tue, Sep 1 - Wed, Sep 23
Turkish Airlines Logo
12:55 pm - 8:15 pm
SFO
-
SOF
21h 20m
1 stop
Turkish Airlines Logo
9:35 am - 4:40 pm
SOF
-
SFO
17h 05m
1 stop
$699Turkish Airlines
Tue, Sep 1 - Tue, Sep 22
Turkish Airlines Logo
6:45 pm - 8:45 am
SFO
-
SOF
28h 00m
1 stop
Turkish Airlines Logo
9:35 am - 4:40 pm
SOF
-
SFO
17h 05m
1 stop
$700Turkish Airlines
Tue, Sep 1 - Tue, Sep 22
Multiple Airlines Logo
10:40 pm - 10:45 pm
SFO
-
SOF
15h 05m
1 stop
Multiple Airlines Logo
6:10 am - 8:35 pm
SOF
-
SFO
24h 25m
2 stops
$722Multiple Airlines
Wed, Oct 28 - Wed, Nov 11
Multiple Airlines Logo
7:30 am - 1:45 pm
SFO
-
SOF
21h 15m
2 stops
Multiple Airlines Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$736Multiple Airlines
Tue, Oct 27 - Tue, Nov 10
Lufthansa Logo
9:05 pm - 11:15 pm
SFO
-
SOF
16h 10m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$739Lufthansa
Tue, Sep 1 - Tue, Sep 15
Austrian Airlines Logo
2:40 pm - 3:15 pm
SFO
-
BOJ
38h 35m
2 stops
Austrian Airlines Logo
1:05 pm - 12:40 pm
BOJ
-
SFO
33h 35m
2 stops
$820Austrian Airlines
Tue, Aug 11 - Tue, Sep 15
Lufthansa Logo
8:15 am - 6:45 pm
SFO
-
VAR
24h 30m
2 stops
Lufthansa Logo
11:45 am - 12:40 pm
VAR
-
SFO
34h 55m
1 stop
$891Lufthansa
Tue, Aug 11 - Tue, Sep 15
Austrian Airlines Logo
2:40 pm - 3:15 pm
SFO
-
BOJ
38h 35m
2 stops
Austrian Airlines Logo
1:05 pm - 12:40 pm
BOJ
-
SFO
33h 35m
2 stops
$895Austrian Airlines
Tue, Aug 11 - Tue, Sep 15

Turkish Airlines flights from San Francisco to Bulgaria

Our best Turkish Airlines deals on San Francisco to Bulgaria flight tickets
Turkish Airlines
Sep 1
SFO6:45 pmSan Francisco
34h 15m
1 stop
SOF3:00 pmSofia
Sep 24
SOF9:35 amSofia
17h 05m
1 stop
SFO4:40 pmSan Francisco
$697
Turkish Airlines
Sep 1
SFO6:45 pmSan Francisco
15h 30m
1 stop
SOF8:15 pmSofia
Sep 23
SOF3:50 pmSofia
29h 00m
1 stop
SFO10:50 amSan Francisco
$698
Turkish Airlines
Sep 1
SFO12:55 pmSan Francisco
21h 20m
1 stop
SOF8:15 pmSofia
Sep 22
SOF9:35 amSofia
17h 05m
1 stop
SFO4:40 pmSan Francisco
$699

Lufthansa flights from San Francisco to Bulgaria

Our best Lufthansa deals on San Francisco to Bulgaria flight tickets
Lufthansa
Sep 1
SFO9:05 pmSan Francisco
16h 10m
1 stop
SOF11:15 pmSofia
Sep 15
SOF6:10 amSofia
16h 30m
1 stop
SFO12:40 pmSan Francisco
$739
Lufthansa
Sep 1
SFO9:05 pmSan Francisco
16h 10m
1 stop
SOF11:15 pmSofia
Sep 15
SOF6:10 amSofia
16h 30m
1 stop
SFO12:40 pmSan Francisco
$750
Lufthansa
Aug 18
SFO9:05 pmSan Francisco
16h 10m
1 stop
SOF11:15 pmSofia
Aug 28
SOF6:20 amSofia
16h 20m
1 stop
SFO12:40 pmSan Francisco
$787

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Bulgaria 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 May 4, 2026.
Use the filters below to find and compare flights from San Francisco to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

6:45 pm-3:00 pm

1 stop34h 15m

Sofia

Thu 9/24

9:35 am-4:40 pm

1 stop17h 05m

$697

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

6:45 pm-8:15 pm

1 stop15h 30m

Sofia

Wed 9/23

3:50 pm-10:50 am

1 stop29h 00m

$698

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

12:55 pm-8:15 pm

1 stop21h 20m

Sofia

Tue 9/22

9:35 am-4:40 pm

1 stop17h 05m

$699

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

6:45 pm-8:45 am

1 stop28h 00m

Sofia

Tue 9/22

9:35 am-4:40 pm

1 stop17h 05m

$700

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 10/28

10:40 pm-10:45 pm

1 stop15h 05m

Sofia

Wed 11/11

6:10 am-8:35 pm

2 stops24h 25m

$722

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 10/27

7:30 am-1:45 pm

2 stops21h 15m

Sofia

Tue 11/10

6:10 am-12:40 pm

1 stop16h 30m

$736
Quickest round-trip

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

9:05 pm-11:15 pm

1 stop16h 10m

Sofia

Tue 9/15

6:10 am-12:40 pm

1 stop16h 30m

$739

San FranciscoBurgas

SFO - BOJ

SFOBOJ

San Francisco

Tue 8/11

2:40 pm-3:15 pm

2 stops38h 35m

Bourgas

Tue 9/15

1:05 pm-12:40 pm

2 stops33h 35m

$820

San FranciscoVarna

SFO - VAR

SFOVAR

San Francisco

Tue 8/11

8:15 am-6:45 pm

2 stops24h 30m

Varna

Tue 9/15

11:45 am-12:40 pm

1 stop34h 55m

$891

San FranciscoBurgas

SFO - BOJ

SFOBOJ

San Francisco

Tue 8/11

2:40 pm-3:15 pm

2 stops38h 35m

Bourgas

Tue 9/15

1:05 pm-12:40 pm

2 stops33h 35m

$895

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 Bulgaria from

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

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 Bulgaria?

If you aren’t able to travel to Bulgaria during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $381.

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

You are more likely to see cheaper flights to Bulgaria from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $774 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from San Francisco for as low as $681 on momondo.

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

You could potentially save up to 13% on your flight if you consider stops on a San Francisco to Bulgaria flight.

Cheap San Francisco to Bulgaria flight deals and tips

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

Fastest flight time

16h 00m

Direct flights

None
The fastest flight from San Francisco to Bulgaria takes 16h 00m
There are no direct flights from San Francisco to Bulgaria. There are no popular flight routes from San Francisco to Bulgaria.
Search flight deals

Frequently asked questions about flying from San Francisco to Bulgaria

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

    Prices for flights from San Francisco Airport to Bulgaria refresh daily.

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

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

    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 San Francisco Airport to Bulgaria.

  • What documentation or ID do you need to fly to Bulgaria?

    The required travel and health documents for your Bulgaria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bulgaria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Francisco to Bulgaria

Compare and see reviews for airlines that fly from San Francisco to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $391Free CancellationRating
7.4
4,344 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $542Free CancellationRating
6.8
7,972 reviews
Search Lufthansa flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
7,943 reviews
Search British Airways flights
United AirlinesPriceFrom $603Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights
LOTPriceFrom $627Free CancellationRating
7.5
1,192 reviews
Search LOT flights
ITA AirwaysPriceFrom $651Free CancellationRating
6.7
1,201 reviews
Search ITA Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bulgaria from San Francisco.

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

Yes. momondo enables you to select and highlight flights to Bulgaria from San Francisco with this policy.

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

Once all potential San Francisco to Bulgaria 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 San Francisco to Bulgaria right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Bulgaria flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bulgaria trip

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