Which layover airport offers the lowest fares from San Francisco to Sofia?

Flights via London (LHR) offer the lowest average round-trip price of $796.

What is the cheapest airline that flies from San Francisco to Sofia?

Air Canada, Air France, and United Airlines are the most popular carriers operating from San Francisco to Sofia

Which layover airport has the shortest connection time from San Francisco to Sofia?

Munich (MUC) has the shortest average layover time for this route: 2h 25m.

Which airport is the most popular layover for flights between San Francisco and Sofia?

Istanbul (IST) was the most common stop: 72% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Sofia?

Turkish Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to Sofia from San Francisco according to our data. Turkish Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 6 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from San Francisco to Sofia?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 15h 24m.

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?

As of February 2026, there are 6 operators available to choose from 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.

$269 Cheap Flights from San Francisco to Sofia in 2026

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9:05 pm - 11:00 pm

SFO

SOF

15h 55m

1 stop

6:10 am - 12:40 pm

SOF

SFO

16h 30m

1 stop

$529Lufthansa

Tue, May 12 - Tue, May 26

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

6:10 am - 12:40 pm

SOF

SFO

16h 30m

1 stop

$546Lufthansa

Tue, Mar 31 - Tue, Apr 14

10:40 pm - 10:45 pm

SFO

SOF

15h 05m

1 stop

2:00 pm - 8:35 pm

SOF

SFO

15h 35m

1 stop

$548Lufthansa

Wed, Mar 11 - Wed, Mar 25

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

7:00 pm - 12:40 pm

SOF

SFO

27h 40m

1 stop

$554Lufthansa

Mon, May 11 - Mon, May 25

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

6:55 pm - 12:40 pm

SOF

SFO

27h 45m

2 stops

$567Multiple Airlines

Mon, May 11 - Mon, May 25

9:05 pm - 11:10 pm

SFO

SOF

16h 05m

1 stop

6:10 am - 9:21 pm

SOF

SFO

25h 11m

2 stops

$569Multiple Airlines

Tue, Mar 31 - Tue, Apr 14

10:40 pm - 10:45 pm

SFO

SOF

15h 05m

1 stop

6:10 am - 1:40 pm

SOF

SFO

16h 30m

1 stop

$570Lufthansa

Wed, Mar 11 - Wed, Mar 18

8:30 am - 12:10 pm

SFO

SOF

17h 40m

2 stops

6:20 am - 12:40 pm

SOF

SFO

16h 20m

1 stop

$574Multiple Airlines

Wed, Apr 1 - Wed, Apr 15

9:05 pm - 11:00 pm

SFO

SOF

15h 55m

1 stop

6:20 am - 9:21 pm

SOF

SFO

25h 01m

2 stops

$576Multiple Airlines

Sun, Apr 5 - Wed, Apr 22

8:30 am - 6:20 pm

SFO

SOF

24h 50m

2 stops

2:00 pm - 8:35 pm

SOF

SFO

15h 35m

1 stop

$577Multiple Airlines

Wed, Mar 11 - Wed, Mar 25

SWISS flights from San Francisco to Sofia

Our best SWISS deals on San Francisco to Sofia flight tickets

SWISS

Apr 12

SFO7:35 pmSan Francisco

30h 40m

1 stop

SOF12:15 pmSofia

Apr 21

SOF1:05 pmSofia

37h 10m

1 stop

SFO4:15 pmSan Francisco

$575

SWISS

Apr 12

SFO7:35 pmSan Francisco

30h 40m

1 stop

SOF12:15 pmSofia

Apr 20

SOF3:40 pmSofia

57h 45m

2 stops

SFO3:25 pmSan Francisco

$608

SWISS

Feb 24

SFO7:25 pmSan Francisco

33h 50m

1 stop

SOF3:15 pmSofia

Mar 22

SOF11:00 amSofia

36h 20m

2 stops

SFO2:20 pmSan Francisco

$863

British Airways flights from San Francisco to Sofia

Our best British Airways deals on San Francisco to Sofia flight tickets

British Airways

Apr 6

SFO4:59 pmSan Francisco

41h 31m

2 stops

SOF8:30 pmSofia

Apr 20

SOF8:10 pmSofia

31h 30m

1 stop

SFO5:40 pmSan Francisco

$586

British Airways

Mar 10

SFO6:30 pmSan Francisco

16h 40m

1 stop

SOF8:10 pmSofia

Apr 6

SOF8:10 pmSofia

36h 39m

2 stops

SFO10:49 pmSan Francisco

$591

British Airways

May 10

SFO4:35 pmSan Francisco

16h 45m

1 stop

SOF7:20 pmSofia

May 24

SOF9:05 pmSofia

26h 45m

1 stop

SFO1:50 pmSan Francisco

$604

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 5/12

9:05 pm-11:00 pm

1 stop15h 55m

Sofia

Tue 5/26

6:10 am-12:40 pm

1 stop16h 30m

$529

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 3/31

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Tue 4/14

6:10 am-12:40 pm

1 stop16h 30m

$546

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 3/11

10:40 pm-10:45 pm

1 stop15h 05m

Sofia

Wed 3/25

2:00 pm-8:35 pm

1 stop15h 35m

$548

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 5/11

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Mon 5/25

7:00 pm-12:40 pm

1 stop27h 40m

$554

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Mon 5/11

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Mon 5/25

6:55 pm-12:40 pm

2 stops27h 45m

$567

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Tue 3/31

9:05 pm-11:10 pm

1 stop16h 05m

Sofia

Tue 4/14

6:10 am-9:21 pm

2 stops25h 11m

$569

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 3/11

10:40 pm-10:45 pm

1 stop15h 05m

Sofia

Wed 3/18

6:10 am-1:40 pm

1 stop16h 30m

$570

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 4/1

8:30 am-12:10 pm

2 stops17h 40m

Sofia

Wed 4/15

6:20 am-12:40 pm

1 stop16h 20m

$574

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Sun 4/5

9:05 pm-11:00 pm

1 stop15h 55m

Sofia

Wed 4/22

6:20 am-9:21 pm

2 stops25h 01m

$576

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 3/11

8:30 am-6:20 pm

2 stops24h 50m

Sofia

Wed 3/25

2:00 pm-8:35 pm

1 stop15h 35m

$577

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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

Prices

Airlines

Layovers

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from San Francisco is in March. Flight prices, which tend to average around $613, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Sofia from San Francisco during October instead. Flights to Sofia in October, while not as cheap as those in March, still average around $620.

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 $800 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 05m
Direct flights	None

The fastest flight from San Francisco to Sofia takes 15h 05m

There are no direct flights from San Francisco to Sofia. There are no popular flight routes from San Francisco to Sofia.

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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 05m.
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?
As of February 2026, there are 6 operators available to choose from 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?
Based on momondo bookings for flights between San Francisco and Sofia, the leading airline is Turkish Airlines, making up 43% of the total bookings. Other popular airlines include Lufthansa with 35%, United Airlines with 16%, and ITA Airways with 2%.

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 Airlines	PriceFrom $542	Free Cancellation	Rating 7.3 4,208 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $548	Free Cancellation	Rating 6.8 7,780 reviews	Search Lufthansa flights
British Airways	PriceFrom $594	Free Cancellation	Rating 6.7 7,731 reviews	Search British Airways flights
United Airlines	PriceFrom $604	Free Cancellation	Rating 7.4 9,279 reviews	Search United Airlines flights
ITA Airways	PriceFrom $651	Free Cancellation	Rating 6.7 1,148 reviews	Search ITA Airways flights
Air Canada	PriceFrom $771	Free Cancellation	Rating 7.1 10,709 reviews	Search Air Canada flights

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Velingrad

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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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Cheap flights from San Francisco to Sofia from $356

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 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

What is the cheapest month to fly to Sofia?

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

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

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

What is the cheapest airline that flies from San Francisco to Sofia?

What airlines fly to Sofia?

Which airport is the most popular layover for flights between San Francisco and Sofia?

Which layover airport offers the lowest fares from San Francisco to Sofia?

Which layover airport has the shortest travel time from San Francisco to Sofia?

Which layover airport has the shortest connection time from San Francisco to Sofia?

When to book flights from San Francisco to Sofia

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

Direct flights

Best airlines flying from San Francisco to Sofia

Compare and see reviews for airlines that fly from San Francisco to Sofia with momondo

Traveling to a place near Sofia?

Why use momondo?

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

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

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

I’m not ready to book a flight from San Francisco to Sofia right now. Can momondo alert me if prices change?

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bulgaria

Fly your favorite airline to Sofia

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List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

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