HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Sofia (SOF) to San Francisco (SFO) from $421

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SOF — SFO
Jun 15 — Jun 221
From?
To?
Sat 6/15
Sat 6/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Sofia to San Francisco are usually found in February or December, booked 74 days in advance, depart on a Tuesday or Thursday and return on a Sunday

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 June 10, 2024.

Popular in

July

Cheapest in

February

Average price

$936

Round-trip from

$268
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 13% potential price drop
Search Deals
Average for round-trip flights in June 2024
Search Deals
From Sofia to San Francisco
Search Deals

What is the cheapest day to fly round-trip from Sofia to San Francisco?

Travelers have found that booking a Monday departure is the best way to save up to 26% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

To save up to 24% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sofia to San Francisco from $821 1-2 weeks out and tickets from $1,205 for flights departing within the next 72 hours.

What is the cheapest month to fly from Sofia to San Francisco?

February can be a great time to fly to San Francisco from Sofia with a flight ticket averaging about $929. Cheapflights users have found deals in the month of February for as cheap as $754. The most expensive prices can be found in the month of July.

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

It’s optimal to fly from Sofia to San Francisco in the afternoon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the morning.

Cheap Sofia to San Francisco flights in June & July 2024

Find cheap flight options from Sofia to San Francisco specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on June 10, 2024.
The lowest fares we've come across on flights traveling from Sofia to San Francisco in June and July 2024. More deals are always being added, so be sure to check back regularly.
Thu 6/209:20 pmSOF - SFO
2 stops31h 07mBritish Airways
Sun 9/153:30 pmSFO - SOF
1 stop17h 40mBritish Airways
Deal found 6/9$806
Tue 7/26:00 amSOF - SFO
2 stops19h 20mUnited Airlines
Sun 2/238:35 pmSFO - SOF
1 stop16h 10mUnited Airlines
Deal found 6/9$827
Mon 7/19:20 amSOF - SFO
1 stop36h 00mTurkish Airlines
Tue 7/166:35 pmSFO - SOF
1 stop15h 45mTurkish Airlines
Deal found 6/9$830
Tue 7/26:00 amSOF - SFO
2 stops19h 20mUnited Airlines
Wed 2/1910:35 amSFO - SOF
2 stops21h 35mUnited Airlines
Deal found 6/9$832
Tue 7/29:15 pmSOF - SFO
2 stops31h 12mBritish Airways
Thu 2/202:36 pmSFO - SOF
2 stops18h 49mBritish Airways
Deal found 6/9$833
Tue 7/26:00 amSOF - SFO
2 stops19h 20mUnited Airlines
Fri 2/2111:15 amSFO - SOF
2 stops20h 35mUnited Airlines
Deal found 6/9$834
Mon 7/12:05 pmSOF - SFO
1 stop15h 50mLufthansa
Sun 2/238:35 pmSFO - SOF
1 stop16h 10mLufthansa
Deal found 6/9$837
Mon 7/12:05 pmSOF - SFO
1 stop15h 50mUnited Airlines
Wed 2/191:30 pmSFO - SOF
2 stops18h 40mUnited Airlines
Deal found 6/9$841
Mon 7/12:05 pmSOF - SFO
1 stop15h 50mUnited Airlines
Fri 2/2111:15 amSFO - SOF
2 stops20h 35mUnited Airlines
Deal found 6/9$843

Sofia to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Sofia and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
The lowest fares we've come across on flights traveling from Sofia to San Francisco in June and July 2024. More deals are always being added, so be sure to check back regularly.
Sun 9/156:00 pmSOF - SFO
1 stop29h 15mITA Airways
Sat 11/93:10 pmSFO - SOF
1 stop15h 50mITA Airways
Deal found 6/10$766
Thu 9/129:20 pmSOF - SFO
1 stop25h 55mBritish Airways
Mon 9/233:30 pmSFO - SOF
1 stop18h 55mBritish Airways
Deal found 6/9$784
Thu 9/126:30 amSOF - SFO
2 stops20h 14mUnited Airlines
Mon 9/235:30 amSFO - SOF
2 stops20h 40mUnited Airlines
Deal found 6/9$794
Thu 9/129:20 pmSOF - SFO
1 stop25h 55mBritish Airways
Mon 9/231:38 pmSFO - SOF
2 stops20h 47mBritish Airways
Deal found 6/9$796
Thu 9/126:30 amSOF - SFO
2 stops21h 08mAir Canada
Mon 9/238:41 amSFO - SOF
2 stops18h 39mAir Canada
Deal found 6/8$798
Sun 9/156:30 amSOF - SFO
2 stops21h 08mAir Canada
Fri 1/108:30 amSFO - SOF
2 stops23h 40mAir Canada
Deal found 6/10$799
Sun 9/159:00 pmSOF - SFO
1 stop26h 15mBritish Airways
Sat 9/2812:23 pmSFO - SOF
2 stops21h 42mBritish Airways
Deal found 6/10$801
Thu 9/126:00 amSOF - SFO
1 stop18h 30mLufthansa
Mon 9/231:40 pmSFO - SOF
1 stop19h 05mLufthansa
Deal found 6/10$804
Thu 6/209:20 pmSOF - SFO
2 stops30h 23mBritish Airways
Sun 9/153:17 pmSFO - SOF
2 stops17h 53mBritish Airways
Deal found 6/9$806

Sofia to San Francisco flights leaving soon

Find last-minute flight options from Sofia to San Francisco for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
Book one of these great deals on flights from Sofia to San Francisco. It's wise to confirm all flight details are correct before booking.
Thu 6/209:20 pmSOF - SFO
2 stops31h 07mBritish Airways
Sun 9/153:30 pmSFO - SOF
1 stop17h 40mBritish Airways
Deal found 6/9$806
Thu 6/209:20 pmSOF - SFO
1 stop25h 55mAmerican Airlines
Sun 9/153:30 pmSFO - SOF
1 stop17h 40mAmerican Airlines
Deal found 6/9$850

One-way flights to San Francisco from Sofia

Search for one-way flight options from Sofia to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 10, 2024.
Users traveling one-way from Sofia to San Francisco can select one of these great deals. For those needing a return trip from Sofia, there is a search form available above.
Tue 6/252:10 pmSOF - SFO
3 stops57h 40mMultiple Airlines
Deal found 6/9$421
Sun 9/156:40 amSOF - SFO
3 stops24h 36mMultiple Airlines
Deal found 6/10$492
Sun 9/156:10 amSOF - SFO
1 stop22h 00mMultiple Airlines
Deal found 6/10$497
Sun 9/156:40 amSOF - SFO
2 stops24h 10mMultiple Airlines
Deal found 6/10$509
Tue 6/259:10 pmSOF - SFO
2 stops46h 25mMultiple Airlines
Deal found 6/9$520
Sun 10/276:20 pmSOF - SFO
2 stops30h 25mMultiple Airlines
Deal found 6/10$579
Sun 10/275:50 pmSOF - SFO
3 stops30h 55mMultiple Airlines
Deal found 6/10$595
Tue 6/253:00 pmSOF - SFO
3 stops33h 35mMultiple Airlines
Deal found 6/10$635
Tue 6/252:50 pmSOF - SFO
2 stops33h 45mMultiple Airlines
Deal found 6/10$652

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 3,080,152 searches. Data last updated June 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$766 - $875

Route

Depart

Return

Price

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Sun 9/15

1 stop29h 15m

San Francisco

Sat 11/9

1 stop15h 50m

$766

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 9/12

1 stop25h 55m

San Francisco

Mon 9/23

1 stop18h 55m

$784

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 9/12

2 stops20h 14m

San Francisco

Mon 9/23

2 stops20h 40m

$794

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 9/12

2 stops21h 08m

San Francisco

Mon 9/23

2 stops18h 39m

$798

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 9/12

1 stop18h 30m

San Francisco

Mon 9/23

1 stop19h 05m

$804

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Sun 9/15

2 stops21h 08m

San Francisco

Fri 1/10

1 stop28h 55m

$818

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Mon 7/1

1 stop36h 00m

San Francisco

Tue 7/16

1 stop15h 45m

$830

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Thu 6/20

1 stop25h 55m

San Francisco

Sun 9/15

1 stop17h 40m

$850

SofiaSan Francisco

SOF - SFO

SOFSFO

Sofia

Tue 9/3

2 stops37h 40m

San Francisco

Thu 12/5

2 stops31h 35m

$875

Flights are sorted by cheapest first

Deals found on 6/10

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 May 31, 2024.
The best time to book flights from Sofia to San Francisco is 74 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.
Search Deals

What is the cheapest day to fly from Sofia to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Sofia to San Francisco. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Sofia to San Francisco flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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.

Temperature and rainfall in San Francisco by month

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

SFO

Temperature

51.8 - 62.6 °F

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 June 10, 2024.
Read through reviews of airlines operating flights from Sofia to San Francisco, such as Lufthansa, Turkish Airlines and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

SWISS
7.7
Good
1,912 reviews
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Qatar Airways
7.7
Good
4,306 reviews
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Turkish Airlines
7.4
Good
3,717 reviews
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

United Airlines
7.4
Good
10,647 reviews
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

American Airlines
7.3
Good
14,138 reviews
SWISS
7.7
Good
1,912 reviews

Food

7.3

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.5

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

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.

  • Can I find flights from Sofia to San Francisco for under $800 on Cheapflights?

    Yes, there are multiple flights from Sofia to San Francisco for under $800. The cheapest flight booked recently is on ITA Airways for just $766, but on average you can expect to pay $814.

  • Are there last-minute flights available from Sofia to San Francisco for under $900?

    There are currently 2+ open flights from Sofia to San Francisco within the next 7 days for less than $900.

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

    According to our current data, ITA Airways ($766), British Airways ($784), and United Airlines ($794) offers the cheapest pricing from Sofia to San Francisco. Users have found that ITA Airways is 17% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Sofia to San Francisco one-way?

    To fly one-way, consider booking your trip with Air Serbia, which is currently one of the cheapest options available, starting at $709. American Airlines flights start at $729 while deals on Turkish Airlines start at $762 one-way.

  • What does SOF to SFO mean?

    This is defined as Sofia Airport (SOF) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Sofia to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Sofia to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Sofia to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sofia to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Sofia to San Francisco that allow pets onboard?

    Many airlines flying from Sofia to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Sofia to San Francisco?

    Yes, you can often find last-minute deals on Sofia to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Sofia to San Francisco flight deals updated?

    The Sofia to San Francisco flight deals you see on this page were last updated on 6/10.

  • What are the most popular airlines that fly from Sofia to San Francisco?

    The most popular airlines flying from Sofia to San Francisco are KLM, Lufthansa and Turkish Airlines. Something to consider prior to booking your flight.

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

    Currently, September is the cheapest month in which you can book a flight from Sofia to San Francisco (average of $268). Flying from Sofia to San Francisco in June is currently the most expensive (average of $384). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sofia to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.

Sofia to Los Angeles flights
Sofia to Las Vegas flights
Sofia to San Jose flights
Sofia to Ontario flights
Sofia to Burbank flights
Sofia to Oakland flights
Sofia to Santa Ana flights

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 3,080,152 searches. Data last updated June 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$699Average$757FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$762Average$981FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$797Average$1,038FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$806Average$874FlexibilityNo cancel feeOn-time77%
Newark Airport to New Delhi flights
USA to Fiji flights
USA to Australia flights
New York to Israel flights
Omaha to Denver flights
New York to London flights
New York to San Juan flights
Detroit to Fort Lauderdale flights
Los Angeles to Newark Airport flights
Atlanta to Paris flights
Sofia to Ho Chi Minh City flights

Search flights from Sofia to San Francisco by cabin class

Find flights from Sofia to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Gaziantep
Flights to Miyakojima Hirara
Flights to Figari-Sud Corse
Flights to Mason City
Flights to Komatsu
Flights to Sendai
Flights to Rhinelander Oneida County
Flights to Constanţa Mihail Kogalniceanu
Flights to Brainerd Crow Wing County
Flights to Reus
Flights to Virac
Flights to Neiva La Marguita
Flights to Pellston Emmet County
Flights to Urumqi
Flights to Bastia Poretta
Flights to Samos
Flights to Hyannis Barnstable
Flights to Provincetown
Flights to Alghero-Fertilia
Flights to Laayoune Hassan I
Flights to Devils Lake
Flights to Vava'u Lupepau'U
Flights to Hakodate
Flights to Edremit/Korfez
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines