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Cheap flights from San Francisco to Bulgaria from $341

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 6/7. 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.
Multiple Airlines Logo
9:05 pm - 11:10 pm
SFO
-
SOF
16h 05m
1 stop
Multiple Airlines Logo
6:20 am - 3:22 pm
SOF
-
SFO
19h 02m
2 stops
$505Multiple Airlines
Wed, Apr 29 - Wed, May 13
Multiple Airlines Logo
8:10 am - 1:25 pm
SFO
-
SOF
19h 15m
2 stops
Multiple Airlines Logo
6:20 am - 6:37 pm
SOF
-
SFO
22h 17m
2 stops
$513Multiple Airlines
Wed, Apr 29 - Wed, May 13
Lufthansa Logo
9:05 pm - 11:10 pm
SFO
-
SOF
16h 05m
1 stop
Lufthansa Logo
6:20 am - 12:40 pm
SOF
-
SFO
16h 20m
1 stop
$517Lufthansa
Wed, Apr 29 - Wed, May 13
Lufthansa Logo
9:05 pm - 11:10 pm
SFO
-
SOF
16h 05m
1 stop
Lufthansa Logo
7:25 pm - 7:00 pm
SOF
-
SFO
33h 35m
1 stop
$529Lufthansa
Mon, Apr 27 - Mon, May 11
British Airways Logo
3:52 pm - 8:30 pm
SFO
-
SOF
42h 38m
2 stops
British Airways Logo
8:10 pm - 10:04 pm
SOF
-
SFO
35h 54m
2 stops
$534British Airways
Mon, Apr 27 - Mon, May 11
Multiple Airlines Logo
9:05 pm - 11:10 pm
SFO
-
SOF
16h 05m
1 stop
Multiple Airlines Logo
1:05 pm - 4:15 pm
SOF
-
SFO
37h 10m
1 stop
$536Multiple Airlines
Wed, Apr 29 - Tue, Oct 6
United Airlines Logo
9:05 pm - 11:10 pm
SFO
-
SOF
16h 05m
1 stop
United Airlines Logo
6:10 am - 6:38 pm
SOF
-
SFO
22h 28m
2 stops
$545United Airlines
Wed, Apr 29 - Tue, Oct 6
British Airways Logo
4:35 pm - 8:30 pm
SFO
-
SOF
17h 55m
1 stop
British Airways Logo
9:25 pm - 1:50 pm
SOF
-
SFO
26h 25m
1 stop
$549British Airways
Tue, May 19 - Wed, May 27
Turkish Airlines Logo
12:55 pm - 8:45 am
SFO
-
VAR
33h 50m
1 stop
Turkish Airlines Logo
9:35 am - 4:40 pm
VAR
-
SFO
17h 05m
1 stop
$714Turkish Airlines
Fri, Apr 24 - Tue, Apr 28
Turkish Airlines Logo
12:55 pm - 8:45 am
SFO
-
VAR
33h 50m
1 stop
Turkish Airlines Logo
3:35 am - 10:50 am
VAR
-
SFO
17h 15m
1 stop
$744Turkish Airlines
Fri, Apr 24 - Mon, Apr 27

Lufthansa flights from San Francisco to Bulgaria

Our best Lufthansa deals on San Francisco to Bulgaria flight tickets
Lufthansa
Apr 29
SFO9:05 pmSan Francisco
16h 05m
1 stop
SOF11:10 pmSofia
May 13
SOF6:20 amSofia
16h 20m
1 stop
SFO12:40 pmSan Francisco
$517
Lufthansa
Apr 27
SFO9:05 pmSan Francisco
16h 05m
1 stop
SOF11:10 pmSofia
May 11
SOF7:25 pmSofia
33h 35m
1 stop
SFO7:00 pmSan Francisco
$529
Lufthansa
Mar 11
SFO10:40 pmSan Francisco
15h 05m
1 stop
SOF10:45 pmSofia
Mar 18
SOF6:10 amSofia
16h 30m
1 stop
SFO1:40 pmSan Francisco
$546

Air Canada flights from San Francisco to Bulgaria

Our best Air Canada deals on San Francisco to Bulgaria flight tickets
Air Canada
Feb 22
SFO8:25 amSan Francisco
19h 10m
2 stops
SOF1:35 pmSofia
Mar 10
SOF2:15 pmSofia
40h 24m
2 stops
SFO9:39 pmSan Francisco
$576
Air Canada
May 16
SFO11:10 amSan Francisco
37h 50m
2 stops
SOF11:00 amSofia
May 26
SOF6:10 amSofia
39h 52m
2 stops
SFO12:02 pmSan Francisco
$577
Air Canada
May 17
SFO7:30 pmSan Francisco
36h 30m
2 stops
SOF6:00 pmSofia
May 27
SOF6:20 amSofia
24h 50m
2 stops
SFO9:10 pmSan Francisco
$582

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 January 26, 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

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/29

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Wed 5/13

6:20 am-3:22 pm

2 stops19h 02m

$505

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/29

8:10 am-1:25 pm

2 stops19h 15m

Sofia

Wed 5/13

6:20 am-6:37 pm

2 stops22h 17m

$513

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/29

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Wed 5/13

6:20 am-12:40 pm

1 stop16h 20m

$517

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 4/27

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Mon 5/11

7:25 pm-7:00 pm

1 stop33h 35m

$529

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 4/27

3:52 pm-8:30 pm

2 stops42h 38m

Sofia

Mon 5/11

8:10 pm-10:04 pm

2 stops35h 54m

$534

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/29

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Tue 10/6

1:05 pm-4:15 pm

1 stop37h 10m

$536

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/29

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Tue 10/6

6:10 am-6:38 pm

2 stops22h 28m

$545

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 5/19

4:35 pm-8:30 pm

1 stop17h 55m

Sofia

Wed 5/27

9:25 pm-1:50 pm

1 stop26h 25m

$549

San FranciscoVarna

SFO - VAR

SFOVAR

San Francisco

Fri 4/24

12:55 pm-8:45 am

1 stop33h 50m

Varna

Tue 4/28

9:35 am-4:40 pm

1 stop17h 05m

$714

San FranciscoVarna

SFO - VAR

SFOVAR

San Francisco

Fri 4/24

12:55 pm-8:45 am

1 stop33h 50m

Varna

Mon 4/27

3:35 am-10:50 am

1 stop17h 15m

$744

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 October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $623.

How far in advance should I book a flight 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 $806 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 $696 on momondo.

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

You could potentially save up to 53% 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 05m

Direct flights

None
The fastest flight from San Francisco to Bulgaria takes 15h 05m
There are no direct flights from San Francisco to Bulgaria. There are no popular flight routes from San Francisco to Bulgaria.
Search flight deals

  • 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 $542Free CancellationRating
7.3
4,209 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $563Free CancellationRating
6.8
7,747 reviews
Search Lufthansa flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
7,701 reviews
Search British Airways flights
United AirlinesPriceFrom $614Free CancellationRating
7.4
9,199 reviews
Search United Airlines flights
ITA AirwaysPriceFrom $651Free CancellationRating
6.7
1,131 reviews
Search ITA Airways flights
Air CanadaPriceFrom $771Free CancellationRating
7.1
10,656 reviews
Search Air Canada 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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