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$553+ Cheap flights from San Diego (SAN) to Bulgaria

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SOF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from San Diego to Bulgaria

Cheapest flights from San Diego to Bulgaria
Explore the most affordable flight options available from San Diego to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:59 pmSAN - SOF
2 stops24h 46mMultiple Airlines
Sun 12/149:35 amSOF - SAN
2 stops37h 19mMultiple Airlines
Deal found 12/10$1,551
This Justfly.com deal was found by Cheapflights users on 12/10. 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.
Wed 12/105:35 pmSAN - SOF
1 stop14h 45mLufthansa
Sun 12/146:05 amSOF - SAN
1 stop19h 40mLufthansa
Deal found 12/10$1,615
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/104:11 pmSAN - SOF
2 stops20h 34mUnited Airlines
Sun 12/146:05 amSOF - SAN
3 stops26h 25mUnited Airlines
Deal found 12/10$1,674
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:11 amSAN - SOF
2 stops21h 09mLufthansa
Tue 12/306:05 amSOF - SAN
2 stops26h 46mLufthansa
Deal found 12/11$2,058
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/176:30 amSAN - SOF
2 stops25h 50mUnited Airlines
Tue 12/306:00 amSOF - SAN
3 stops24h 16mUnited Airlines
Deal found 12/11$2,126

Find flight deals from San Diego to Bulgaria

Keep the following information in mind while searching for San Diego to Bulgaria flight deals. Data was last updated December 12, 2025.

Most accurate provider

OneTravel
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$553
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$1,301
Provider with most accurate pricing for San Diego-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Sofia flights.
Search Deals
From San Diego to Bulgaria
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from San Diego to Bulgaria that are best for you.

Fly from

San Diego

Fly to

Bulgaria

Route

Depart

Return

Price

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Fri 1/30

11:08 am-10:45 pm

2 stops25h 37m

Sofia

Tue 2/3

6:00 am-11:53 am

2 stops39h 53m

$553

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Fri 3/20

6:35 pm-10:45 pm

1 stop19h 10m

Sofia

Tue 3/31

6:10 am-3:25 pm

1 stop19h 15m

$676

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Thu 3/19

6:35 pm-10:45 pm

2 stops19h 10m

Sofia

Fri 4/3

6:20 am-10:44 pm

2 stops26h 24m

$728

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Tue 5/12

5:15 pm-11:10 pm

1 stop19h 55m

Sofia

Tue 5/26

6:10 am-8:50 pm

2 stops24h 40m

$880

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Tue 5/12

5:15 pm-10:50 pm

2 stops19h 35m

Sofia

Tue 5/26

2:00 pm-12:16 am

2 stops20h 16m

$914

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Wed 2/4

5:35 pm-6:20 pm

1 stop14h 45m

$1,151

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Wed 2/4

4:01 pm-5:45 pm

2 stops39h 44m

$1,187

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Wed 2/4

7:05 am-2:05 pm

2 stops21h 00m

$1,226

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Best time to book a flight from San Diego to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from San Diego 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.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Bulgaria

What is the cheapest month to book a flight from San Diego to Bulgaria?

Currently, March is the cheapest month in which you can book a flight from San Diego to Bulgaria (average of $571). Flying from San Diego to Bulgaria in June is currently the most expensive (average of $1,119). 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.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown United Airlines and Lufthansa from San Diego to Bulgaria. 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.
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,626 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly from for flights from San Diego to Bulgaria?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Bulgaria. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How long is the flight from San Diego to Bulgaria?

    There are many flights that can get you from San Diego to Bulgaria in 25h 37m. Fly via United Airlines to get the fastest option. The distance from San Diego to Bulgaria is about 6655 mi.

  • Can I find deals for flights from San Diego to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from San Diego to Bulgaria?

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

  • Can I find deals for business class flights from San Diego to Bulgaria?

    Yes. Cheapflights offers flight deals from San Diego to Bulgaria 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 San Diego to Bulgaria?

    Currently, March is the cheapest month in which you can book a flight from San Diego to Bulgaria (average of $571). Flying from San Diego to Bulgaria in June is currently the most expensive (average of $1,119). 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

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Top 2 airlines flying from San Diego to Bulgaria

Discover the top 2 airlines that operate flights from San Diego to Bulgaria. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$675Average$1,250FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$780Average$1,010FlexibilityNo cancel feeOn-time69%

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