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Cheap flights from San Francisco to Sofia from $257

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 Sofia departing on 7/5. 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 Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:40 pm - 1:30 am
SFO
-
SOF
19h 50m
1 stop
Multiple Airlines Logo
6:50 pm - 6:00 pm
SOF
-
SFO
33h 10m
1 stop
$530Multiple Airlines
Tue, Apr 14 - Mon, Jun 1
Multiple Airlines Logo
7:40 pm - 9:40 am
SFO
-
SOF
28h 00m
1 stop
Multiple Airlines Logo
9:40 pm - 5:55 pm
SOF
-
SFO
30h 15m
1 stop
$539Multiple Airlines
Tue, Apr 7 - Wed, Apr 22
Lufthansa Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$546Lufthansa
Tue, Apr 14 - Tue, Apr 28
Lufthansa Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
Lufthansa Logo
6:20 am - 12:40 pm
SOF
-
SFO
16h 20m
1 stop
$547Lufthansa
Sun, Mar 29 - Wed, Apr 15
Multiple Airlines Logo
7:40 pm - 8:55 am
SFO
-
SOF
27h 15m
2 stops
Multiple Airlines Logo
9:40 pm - 5:55 pm
SOF
-
SFO
30h 15m
1 stop
$551Multiple Airlines
Tue, Apr 7 - Wed, Apr 22
Multiple Airlines Logo
7:40 pm - 1:30 am
SFO
-
SOF
19h 50m
1 stop
Multiple Airlines Logo
5:45 am - 6:00 pm
SOF
-
SFO
22h 15m
2 stops
$558Multiple Airlines
Tue, Apr 14 - Tue, Jun 2
Lufthansa Logo
2:40 pm - 6:00 pm
SFO
-
SOF
17h 20m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$559Lufthansa
Tue, Apr 7 - Tue, Apr 21
British Airways Logo
10:16 pm - 8:30 pm
SFO
-
SOF
36h 14m
2 stops
British Airways Logo
8:10 pm - 1:50 pm
SOF
-
SFO
27h 40m
1 stop
$560British Airways
Mon, May 18 - Mon, Jun 1
Lufthansa Logo
9:05 pm - 11:00 pm
SFO
-
SOF
15h 55m
1 stop
Lufthansa Logo
6:10 am - 12:40 pm
SOF
-
SFO
16h 30m
1 stop
$562Lufthansa
Mon, May 18 - Tue, Jun 16
British Airways Logo
10:16 pm - 8:30 pm
SFO
-
SOF
36h 14m
2 stops
British Airways Logo
8:10 pm - 12:08 am
SOF
-
SFO
37h 58m
2 stops
$563British Airways
Mon, May 18 - Mon, Jun 1

Lufthansa flights from San Francisco to Sofia

Our best Lufthansa deals on San Francisco to Sofia flight tickets
Lufthansa
Apr 14
SFO9:05 pmSan Francisco
15h 55m
1 stop
SOF11:00 pmSofia
Apr 28
SOF6:10 amSofia
16h 30m
1 stop
SFO12:40 pmSan Francisco
$546
Lufthansa
Mar 29
SFO9:05 pmSan Francisco
15h 55m
1 stop
SOF11:00 pmSofia
Apr 15
SOF6:20 amSofia
16h 20m
1 stop
SFO12:40 pmSan Francisco
$547
Lufthansa
Apr 7
SFO2:40 pmSan Francisco
17h 20m
1 stop
SOF6:00 pmSofia
Apr 21
SOF6:10 amSofia
16h 30m
1 stop
SFO12:40 pmSan Francisco
$559

British Airways flights from San Francisco to Sofia

Our best British Airways deals on San Francisco to Sofia flight tickets
British Airways
May 18
SFO10:16 pmSan Francisco
36h 14m
2 stops
SOF8:30 pmSofia
Jun 1
SOF8:10 pmSofia
27h 40m
1 stop
SFO1:50 pmSan Francisco
$560
British Airways
May 18
SFO10:16 pmSan Francisco
36h 14m
2 stops
SOF8:30 pmSofia
Jun 1
SOF8:10 pmSofia
37h 58m
2 stops
SFO12:08 amSan Francisco
$563
British Airways
Mar 16
SFO11:35 pmSan Francisco
35h 35m
2 stops
SOF8:10 pmSofia
Mar 23
SOF5:25 pmSofia
31h 35m
1 stop
SFO4:00 pmSan Francisco
$586

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Sofia 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 16, 2026.
Use the filters below to find and compare flights from San Francisco to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/14

7:40 pm-1:30 am

1 stop19h 50m

Sofia

Mon 6/1

6:50 pm-6:00 pm

1 stop33h 10m

$530

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/7

7:40 pm-9:40 am

1 stop28h 00m

Sofia

Wed 4/22

9:40 pm-5:55 pm

1 stop30h 15m

$539

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/14

9:05 pm-11:00 pm

1 stop15h 55m

Sofia

Tue 4/28

6:10 am-12:40 pm

1 stop16h 30m

$546

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Sun 3/29

9:05 pm-11:00 pm

1 stop15h 55m

Sofia

Wed 4/15

6:20 am-12:40 pm

1 stop16h 20m

$547

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/7

7:40 pm-8:55 am

2 stops27h 15m

Sofia

Wed 4/22

9:40 pm-5:55 pm

1 stop30h 15m

$551

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/14

7:40 pm-1:30 am

1 stop19h 50m

Sofia

Tue 6/2

5:45 am-6:00 pm

2 stops22h 15m

$558

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 4/7

2:40 pm-6:00 pm

1 stop17h 20m

Sofia

Tue 4/21

6:10 am-12:40 pm

1 stop16h 30m

$559

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 5/18

10:16 pm-8:30 pm

2 stops36h 14m

Sofia

Mon 6/1

8:10 pm-1:50 pm

1 stop27h 40m

$560

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 5/18

9:05 pm-11:00 pm

1 stop15h 55m

Sofia

Tue 6/16

6:10 am-12:40 pm

1 stop16h 30m

$562

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 5/18

10:16 pm-8:30 pm

2 stops36h 14m

Sofia

Mon 6/1

8:10 pm-12:08 am

2 stops37h 58m

$563

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 Sofia from

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

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 Sofia?

The cheapest month to fly to Sofia from San Francisco is in October. Flight prices, which tend to average around $620, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Sofia from San Francisco during March instead. Flights to Sofia in March, while not as cheap as those in October, still average around $624.

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $801 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from San Francisco for as low as $652 on momondo.

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

You could potentially save up to 48% on your flight if you consider stops on a San Francisco to Sofia flight.

How have San Francisco to Sofia flight prices changed over time?

When to book flights from San Francisco to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Sofia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Sofia (SFO to SOF) flight deals and tips

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

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from San Francisco to Sofia takes 15h 20m
There are no direct flights from San Francisco to Sofia. There are no popular flight routes from San Francisco to Sofia.
Search flight deals

  • How far is San Francisco to Sofia by plane?

    The distance between San Francisco and Sofia is about 6469.3 mi. A reasonable flight in good conditions will take 15h 20m.

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

    Prices for flights from San Francisco Airport to Sofia Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Sofia Airport.

  • What documentation or ID do you need to fly to Sofia Airport?

    The travel and health documents you'll need for your trip to Sofia 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 Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Francisco to Sofia?

Best airlines flying from San Francisco to Sofia

Compare and see reviews for airlines that fly from San Francisco to Sofia with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $542Free CancellationRating
7.3
4,219 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $548Free CancellationRating
6.8
7,787 reviews
Search Lufthansa flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
7,751 reviews
Search British Airways flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
9,308 reviews
Search United Airlines flights
ITA AirwaysPriceFrom $651Free CancellationRating
6.7
1,149 reviews
Search ITA Airways flights
Air CanadaPriceFrom $771Free CancellationRating
7.1
10,725 reviews
Search Air Canada flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Sofia. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Sofia from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

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

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from San Francisco and alert you when they change.

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Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Turkish Airlines
Lufthansa
United Airlines
ITA Airways
British Airways
Air Canada