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Sofia

$454+ Cheap flights from San Diego (SAN) to Sofia (SOF)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SOF
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from San Diego to Sofia

Cheapest flights from San Diego to Sofia
Explore the most affordable flight options available from San Diego to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:06 pm
SAN
-
SOF
2 stops32h 14m
SWISS
Tue 8/251:05 pm
SOF
-
SAN
2 stops43h 05m
SWISS
Deal found 3/9$616
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 9/59:45 pm
SAN
-
SOF
2 stops28h 25m
United Airlines
Fri 10/26:20 am
SOF
-
SAN
2 stops19h 52m
United Airlines
Deal found 3/8$620
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:45 pm
SAN
-
SOF
1 stop16h 35m
British Airways
Mon 8/248:10 pm
SOF
-
SAN
1 stop28h 45m
British Airways
Deal found 3/9$625
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:06 pm
SAN
-
SOF
2 stops32h 14m
SWISS
Thu 8/2711:05 am
SOF
-
SAN
2 stops21h 05m
SWISS
Deal found 3/9$633
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:45 pm
SAN
-
SOF
1 stop16h 35m
British Airways
Wed 8/269:25 pm
SOF
-
SAN
1 stop27h 30m
British Airways
Deal found 3/9$642
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:20 am
SAN
-
SOF
2 stops23h 00m
Austrian Airlines
Mon 8/246:55 pm
SOF
-
SAN
2 stops32h 31m
Austrian Airlines
Deal found 3/9$647
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:20 am
SAN
-
SOF
2 stops23h 00m
Austrian Airlines
Wed 8/266:55 pm
SOF
-
SAN
2 stops32h 31m
Austrian Airlines
Deal found 3/9$651
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:28 pm
SAN
-
SOF
2 stops18h 32m
Multiple Airlines
Thu 8/278:00 am
SOF
-
SAN
2 stops19h 26m
Multiple Airlines
Deal found 3/9$656
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 8/115:15 pm
SAN
-
SOF
1 stop19h 45m
United Airlines
Wed 8/266:20 am
SOF
-
SAN
2 stops23h 35m
United Airlines
Deal found 3/9$657
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sun 8/910:40 pm
SAN
-
SOF
2 stops27h 30m
United Airlines
Wed 8/266:20 am
SOF
-
SAN
2 stops23h 35m
United Airlines
Deal found 3/9$662
This Expedia deal was found by Cheapflights users on 3/8. 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 4/2211:00 am
SAN
-
SOF
2 stops21h 40m
Lufthansa
Wed 4/296:10 am
SOF
-
SAN
1 stop19h 15m
Lufthansa
Deal found 3/8$663
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Fri 11/275:35 pm
SAN
-
SOF
1 stop14h 45m
United Airlines
Tue 12/16:00 am
SOF
-
SAN
1 stop19h 45m
United Airlines
Deal found 3/8$666

Find flight deals from San Diego to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Sofia (SOF). 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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$616
(KAYAK)

One-way from

$454
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$894
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 Sofia
Search Deals
One-way flight from San Diego to Sofia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated March 12, 2026.
Use the filters below to find and compare flights from San Diego to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Sat 9/5

9:45 pm-12:10 pm

2 stops28h 25m

Sofia

Fri 10/2

6:20 am-4:12 pm

2 stops19h 52m

$620

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Tue 5/5

5:15 pm-6:40 pm

1 stop15h 25m

Sofia

Tue 10/27

6:00 am-4:45 pm

1 stop19h 45m

$685

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Sun 5/3

6:25 am-2:00 pm

2 stops21h 35m

Sofia

Tue 5/19

7:00 am-6:01 pm

2 stops21h 01m

$726

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Tue 5/5

1:03 pm-8:30 pm

2 stops21h 27m

Sofia

Sat 10/31

12:05 pm-11:31 pm

2 stops20h 26m

$730
Quickest round-trip

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Sat 4/25

5:15 pm-6:40 pm

1 stop15h 25m

Sofia

Sat 5/2

6:10 am-3:25 pm

1 stop19h 15m

$809

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Wed 3/25

4:12 pm-6:20 pm

2 stops17h 08m

Sofia

Wed 4/15

6:20 am-5:16 pm

2 stops20h 56m

$812

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Mon 3/23

11:57 am-10:45 pm

2 stops25h 48m

Sofia

Thu 4/16

2:10 pm-12:29 am

2 stops20h 19m

$862

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Sun 3/29

8:45 am-11:00 pm

2 stops28h 15m

Sofia

Thu 4/16

6:30 am-6:38 pm

2 stops22h 08m

$862
Cheapest one-way

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Fri 5/8

9:25 pm-4:35 pm

3 stops57h 10m

$454
Quickest one-way

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Fri 5/8

5:15 pm-6:40 pm

1 stop15h 25m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Sorted by cheapest first

Compare providers for flights from San Diego to Sofia

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 San Diego to Sofia in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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 San Diego-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Sofia 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 San Diego-Sofia 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 San Diego to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia 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.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated March 12, 2026.
Get a feel of what it's like to fly with United Airlines and Lufthansa from San Diego to Sofia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,418 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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
7,844 reviews
United Airlines
7.4
Good
9,418 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

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 Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $685, United Airlines can have you in Sofia from San Diego in 15h 25m. The distance from San Diego to Sofia is about 6655 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $563, United Airlines will fly you from San Diego to Sofia and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Lufthansa for as low as $600. Users have found that United Airlines is 37% cheaper than the other options available to this destination.

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

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

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

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

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

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

See more FAQs

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Alternative routes for San Diego to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Sofia flights
San Francisco to Sofia flights
Las Vegas to Sofia flights

Top 2 airlines flying from San Diego to Sofia

Discover the top 2 airlines that operate flights from San Diego to Sofia. 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$563Average$912FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$600Average$895FlexibilityNo cancel feeOn-time76%

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