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$440+ Cheap flights from Sofia (SOF) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SFO
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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The best prices from Sofia to San Francisco are usually found in February or November, booked 49 days in advance, depart on a Saturday or Thursday and return on a Thursday

Cheap flight deals from Sofia to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$716
(Mytrip)

One-way from

$440
(Trip.com)

Popular in

January

Cheapest in

February

Average price

$1,295
Provider with most accurate pricing for Sofia-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-San Francisco flights.
Search Deals
From Sofia to San Francisco
Search Deals
One-way flight from Sofia to San Francisco
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find flight deals from Sofia to San Francisco

Cheapest flights from Sofia to San Francisco
Explore the most affordable flight options available from Sofia to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/1710:55 pmSOF - SFO
2 stops29h 50mMultiple Airlines
lun. 2/248:30 amSFO - SOF
2 stops30h 50mMultiple Airlines
Deal found 1/20$575
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/78:15 pmSOF - SFO
1 stop32h 30mAmerican Airlines
jue. 3/207:27 amSFO - SOF
2 stops26h 58mAmerican Airlines
Deal found 1/20$704
This British Airways deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/53:00 pmSOF - SFO
2 stops40h 24mBritish Airways
dom. 2/911:48 amSFO - SOF
2 stops18h 32mBritish Airways
Deal found 1/20$707
This KLM deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/177:00 amSOF - SFO
2 stops26h 19mKLM
lun. 2/241:50 pmSFO - SOF
1 stop14h 15mKLM
Deal found 1/20$759
This Gotogate deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/173:00 pmSOF - SFO
1 stop35h 25mSWISS
dom. 3/307:05 pmSFO - SOF
1 stop31h 25mSWISS
Deal found 1/20$776
This Gotogate deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/26:10 amSOF - SFO
1 stop18h 40mLufthansa
lun. 2/178:35 pmSFO - SOF
1 stop16h 10mLufthansa
Deal found 1/21$778
This Gurufare deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/281:10 pmSOF - SFO
1 stop33h 55mITA Airways
sáb. 3/294:05 pmSFO - SOF
1 stop15h 05mITA Airways
Deal found 1/20$788
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/146:15 amSOF - SFO
1 stop19h 40mUnited Airlines
jue. 7/172:00 pmSFO - SOF
1 stop23h 00mUnited Airlines
Deal found 1/21$792
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/36:00 amSOF - SFO
2 stops41h 56mAir Canada
mié. 3/268:30 amSFO - SOF
2 stops24h 20mAir Canada
Deal found 1/20$804
This Justfly.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/159:15 amSOF - SFO
1 stop17h 30mTurkish Airlines
mar. 7/156:50 pmSFO - SOF
1 stop15h 35mTurkish Airlines
Deal found 1/21$853
This Air Serbia deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/134:05 pmSOF - SFO
2 stops41h 54mAir Serbia
vie. 7/187:40 amSFO - SOF
2 stops21h 55mAir Serbia
Deal found 1/21$1,298

Find flights from Sofia to San Francisco within your budget

Customize your flight search to find flights from Sofia to San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

lun. 2/17

10:55 pm-6:45 pm

2 stops29h 50m

San Francisco

lun. 2/24

8:30 am-1:20 am

2 stops30h 50m

$575

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

vie. 3/7

8:15 pm-6:45 pm

1 stop32h 30m

San Francisco

jue. 3/20

7:27 am-7:25 pm

2 stops26h 58m

$704

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

mié. 2/5

3:00 pm-9:24 pm

2 stops40h 24m

San Francisco

dom. 2/9

11:48 am-4:20 pm

2 stops18h 32m

$707

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

lun. 2/17

7:00 am-11:19 pm

2 stops26h 19m

San Francisco

lun. 2/24

1:50 pm-2:05 pm

1 stop14h 15m

$759

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

lun. 3/17

3:00 pm-5:25 pm

1 stop35h 25m

San Francisco

dom. 3/30

7:05 pm-12:30 pm

1 stop31h 25m

$776

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

dom. 2/2

6:10 am-2:50 pm

1 stop18h 40m

San Francisco

lun. 2/17

8:35 pm-10:45 pm

1 stop16h 10m

$778

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

mar. 5/20

6:20 am-3:35 pm

2 stops19h 15m

San Francisco

dom. 6/1

10:50 pm-5:50 pm

2 stops33h 00m

$783

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

vie. 2/28

1:10 pm-1:05 pm

1 stop33h 55m

San Francisco

sáb. 3/29

4:05 pm-4:10 pm

1 stop15h 05m

$788

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

lun. 3/3

6:00 am-1:56 pm

2 stops41h 56m

San Francisco

mié. 3/26

8:30 am-5:50 pm

2 stops24h 20m

$804

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

dom. 6/15

9:15 am-4:45 pm

1 stop17h 30m

San Francisco

jue. 7/17

6:50 pm-8:25 pm

1 stop15h 35m

$853

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 13 results
1
2

Compare providers for flights from Sofia to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sofia to San Francisco in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sofia-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sofia-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sofia-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sofia-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sofia-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sofia to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sofia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Sofia to San Francisco

Get recent, data-driven insights about flights from Sofia to San Francisco including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Sofia to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Sofia to San Francisco. Price data was last updated on January 17, 2025.

The best time to book flights from Sofia to San Francisco is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Sofia to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Sofia to San Francisco (average of $276). Flying from Sofia to San Francisco in June is currently the most expensive (average of $405). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SOF to SFO?

Find hourly flight availability from Sofia to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

It’s optimal to fly from Sofia to San Francisco in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated enero 21, 2025.
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,600 reviews
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,985 reviews
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Turkish Airlines
7.3
Good
3,931 reviews
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air Canada
7.0
Good
8,635 reviews
KLM
7.8
Good
1,341 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Sofia to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Sofia to San Francisco round-trip?

    According to our current data, KLM ($774), Lufthansa ($778), and United Airlines ($783) offers the cheapest pricing from Sofia to San Francisco. Users have found that KLM is 18% cheaper than the other options available to this destination.

  • Can I find deals for flights from Sofia to San Francisco that include hotel bookings?

    Yes. In addition to deals on Sofia to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sofia to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sofia to San Francisco.

  • Can I find deals for business class flights from Sofia to San Francisco?

    Yes. Cheapflights offers flight deals from Sofia to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sofia to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Sofia to San Francisco (average of $276). Flying from Sofia to San Francisco in June is currently the most expensive (average of $405). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Roseville
Mountain View
Turlock
Santa Cruz
Fairfield
Manteca
Sausalito
Watsonville
Hayward
Richmond
Hollister
South San Francisco
Antioch
Milpitas
Elk Grove
Newark
Alameda
Campbell
Lathrop
Pacific Grove

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Alternative routes for Sofia to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Sofia to San Francisco

Discover the top 4 airlines that operate flights from Sofia to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$622Average$800FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$798Average$889FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$799Average$975FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$809Average$956FlexibilityNo cancel feeOn-time69%
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