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Cheap flights from San Francisco to Bulgaria from $336

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 8/2. 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 - 8:15 pm
SFO
-
SOF
15h 30m
1 stop
Turkish Airlines Logo
9:05 pm - 10:50 am
SOF
-
SFO
23h 45m
1 stop
$699Turkish Airlines
Tue, Sep 1 - Wed, Sep 23
Turkish Airlines Logo
12:55 pm - 8:45 am
SFO
-
SOF
33h 50m
1 stop
Turkish Airlines Logo
3:50 pm - 4:40 pm
SOF
-
SFO
34h 50m
1 stop
$700Turkish Airlines
Tue, Sep 1 - Wed, Sep 23
Turkish Airlines Logo
6:45 pm - 8:15 pm
SFO
-
SOF
15h 30m
1 stop
Turkish Airlines Logo
9:05 pm - 10:50 am
SOF
-
SFO
23h 45m
1 stop
$719Turkish Airlines
Tue, Sep 1 - Thu, Sep 24
Turkish Airlines Logo
12:55 pm - 9:20 pm
SFO
-
VAR
22h 25m
1 stop
Turkish Airlines Logo
9:20 am - 4:40 pm
VAR
-
SFO
17h 20m
1 stop
$731Turkish Airlines
Tue, Sep 8 - Tue, Sep 22
Multiple Airlines Logo
9:05 pm - 11:15 pm
SFO
-
SOF
16h 10m
1 stop
Multiple Airlines Logo
6:20 am - 6:41 pm
SOF
-
SFO
22h 21m
2 stops
$738Multiple Airlines
Tue, Sep 1 - Wed, Sep 23
Multiple Airlines Logo
9:05 pm - 11:15 pm
SFO
-
SOF
16h 10m
1 stop
Multiple Airlines Logo
6:30 am - 6:41 pm
SOF
-
SFO
22h 11m
2 stops
$739Multiple Airlines
Tue, Sep 1 - Thu, Sep 24
Lufthansa Logo
2:40 pm - 6:45 pm
SFO
-
VAR
18h 05m
1 stop
Lufthansa Logo
9:30 pm - 5:13 pm
VAR
-
SFO
29h 43m
2 stops
$793Lufthansa
Tue, Sep 8 - Wed, Sep 30
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
Austrian Airlines Logo
9:05 pm - 3:15 pm
SFO
-
BOJ
32h 10m
2 stops
Austrian Airlines Logo
1:05 pm - 12:40 pm
BOJ
-
SFO
57h 35m
2 stops
$898Austrian Airlines
Tue, Aug 4 - Sun, Aug 23
Lufthansa Logo
9:05 pm - 11:45 am
SFO
-
BOJ
28h 40m
1 stop
Lufthansa Logo
12:35 pm - 12:46 pm
BOJ
-
SFO
58h 11m
2 stops
$1,023Lufthansa
Mon, Aug 3 - Wed, Aug 19

Turkish Airlines flights from San Francisco to Bulgaria

Our best Turkish Airlines deals on San Francisco to Bulgaria flight tickets
Turkish Airlines
May 4
SFO12:55 pmSan Francisco
21h 20m
1 stop
SOF8:15 pmSofia
May 21
SOF9:05 pmSofia
23h 45m
1 stop
SFO10:50 amSan Francisco
$664
Turkish Airlines
Sep 1
SFO6:45 pmSan Francisco
15h 30m
1 stop
SOF8:15 pmSofia
Sep 23
SOF9:05 pmSofia
23h 45m
1 stop
SFO10:50 amSan Francisco
$699
Turkish Airlines
Sep 1
SFO12:55 pmSan Francisco
33h 50m
1 stop
SOF8:45 amSofia
Sep 23
SOF3:50 pmSofia
34h 50m
1 stop
SFO4:40 pmSan Francisco
$700

Air Canada flights from San Francisco to Bulgaria

Our best Air Canada deals on San Francisco to Bulgaria flight tickets
Air Canada
Sep 1
SFO8:10 amSan Francisco
24h 30m
2 stops
SOF6:40 pmSofia
Sep 24
SOF6:30 amSofia
22h 11m
2 stops
SFO6:41 pmSan Francisco
$769
Air Canada
Sep 22
SFO8:10 amSan Francisco
24h 30m
2 stops
SOF6:40 pmSofia
Oct 6
SOF6:10 amSofia
22h 31m
2 stops
SFO6:41 pmSan Francisco
$786
Air Canada
Oct 22
SFO8:13 amSan Francisco
24h 27m
2 stops
SOF6:40 pmSofia
Nov 5
SOF6:10 amSofia
24h 25m
2 stops
SFO8:35 pmSan Francisco
$798

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 April 29, 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-8:15 pm

1 stop15h 30m

Sofia

Wed 9/23

9:05 pm-10:50 am

1 stop23h 45m

$699

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

12:55 pm-8:45 am

1 stop33h 50m

Sofia

Wed 9/23

3:50 pm-4:40 pm

1 stop34h 50m

$700

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

6:45 pm-8:15 pm

1 stop15h 30m

Sofia

Thu 9/24

9:05 pm-10:50 am

1 stop23h 45m

$719

San FranciscoVarna

SFO - VAR

SFOVAR

San Francisco

Tue 9/8

12:55 pm-9:20 pm

1 stop22h 25m

Varna

Tue 9/22

9:20 am-4:40 pm

1 stop17h 20m

$731

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

9:05 pm-11:15 pm

1 stop16h 10m

Sofia

Wed 9/23

6:20 am-6:41 pm

2 stops22h 21m

$738
Quickest round-trip

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 9/1

9:05 pm-11:15 pm

1 stop16h 10m

Sofia

Thu 9/24

6:30 am-6:41 pm

2 stops22h 11m

$739

San FranciscoVarna

SFO - VAR

SFOVAR

San Francisco

Tue 9/8

2:40 pm-6:45 pm

1 stop18h 05m

Varna

Wed 9/30

9:30 pm-5:13 pm

2 stops29h 43m

$793

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

San FranciscoBurgas

SFO - BOJ

SFOBOJ

San Francisco

Tue 8/4

9:05 pm-3:15 pm

2 stops32h 10m

Bourgas

Sun 8/23

1:05 pm-12:40 pm

2 stops57h 35m

$898

San FranciscoBurgas

SFO - BOJ

SFOBOJ

San Francisco

Mon 8/3

9:05 pm-11:45 am

1 stop28h 40m

Bourgas

Wed 8/19

12:35 pm-12:46 pm

2 stops58h 11m

$1,023

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 $768 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 $662 on momondo.

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

You could potentially save up to 20% 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

15h 30m

Direct flights

None
The fastest flight from San Francisco to Bulgaria takes 15h 30m
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
4,342 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $544Free CancellationRating
6.8
7,960 reviews
Search Lufthansa flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
7,931 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
1,198 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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