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Cheap flights from London Southend Airport to Sofia from £51

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SOF
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Southend to Sofia
Explore the most affordable flight options available from Southend to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 May 2026.

Sat 13/616:50
SEN
-
SOF
1 stop6h 45m
Multiple Airlines
Tue 16/618:45
SOF
-
SEN
1 stop15h 10m
Multiple Airlines
Deal found 28/5£123
Mon 1/607:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Fri 5/623:10
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 27/5£131
Thu 4/616:35
SEN
-
SOF
1 stop7h 00m
Multiple Airlines
Fri 5/623:10
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 27/5£141
Tue 7/706:30
SEN
-
SOF
1 stop17h 05m
Multiple Airlines
Fri 10/718:45
SOF
-
SEN
2 stops15h 55m
Multiple Airlines
Deal found 26/5£147
Mon 1/607:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Thu 4/610:40
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 26/5£151
Thu 11/616:35
SEN
-
SOF
1 stop7h 00m
Multiple Airlines
Fri 12/623:10
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 30/5£152
Mon 1/607:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Fri 12/623:10
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 28/5£153
Sat 20/619:50
SEN
-
SOF
1 stop12h 35m
Multiple Airlines
Sun 5/722:25
SOF
-
SEN
1 stop10h 55m
Multiple Airlines
Deal found 28/5£158

Find flight deals from Southend to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) 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 30 May 2026.

Round-trip from

£123

One-way from

£51

Popular in

December

Cheapest in

November

Average price

£125
13/6-16/6
  • 13/6-16/6
  • 2 total stops
  • 21h 55m total
  • London to Sofia
Search Deals
13/6
  • 13/6
  • 1 total stop
  • 12h 35m total
  • London to Sofia
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend 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 858,174 searches. Data last updated 30 May 2026.
Use the filters below to find and compare flights from London Southend Airport to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 13/7

16:00-01:30

1 stop31h 30m

Sofia

Mon 20/7

18:45-11:20

1 stop18h 35m

£152

LondonSofia

SEN - SOF

SENSOF

London Southend

Thu 11/6

16:35-01:35

1 stop7h 00m

Sofia

Fri 12/6

23:10-08:40

1 stop11h 30m

£152

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 20/6

19:50-10:25

1 stop12h 35m

Sofia

Sun 5/7

22:25-07:20

1 stop10h 55m

£158

LondonSofia

SEN - SOF

SENSOF

London Southend

Thu 2/7

16:35-01:35

1 stop7h 00m

Sofia

Sun 5/7

22:25-07:20

1 stop10h 55m

£166

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 13/6

19:50-10:25

1 stop12h 35m

Sofia

Sun 14/6

22:25-07:55

1 stop11h 30m

£178

LondonSofia

SEN - SOF

SENSOF

London Southend

Thu 11/6

16:35-01:35

1 stop7h 00m

Sofia

Sun 14/6

22:25-07:55

1 stop11h 30m

£178
Fastest return journey

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 13/6

16:50-01:35

1 stop6h 45m

Sofia

Sat 20/6

13:40-21:45

1 stop10h 05m

£184

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 25/7

16:50-01:35

1 stop6h 45m

Sofia

Fri 31/7

23:10-08:40

1 stop11h 30m

£187

LondonSofia

SEN - SOF

SENSOF

London Southend

Tue 23/6

13:10-23:05

1 stop7h 55m

Sofia

Thu 25/6

14:30-21:50

2 stops9h 20m

£193

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 12/6

13:30-22:45

1 stop7h 15m

Sofia

Sun 14/6

22:25-07:55

1 stop11h 30m

£209

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Southend to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Southend with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Southend to Sofia. 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 into for flights to Sofia from London Southend?

    Sofia (SOF), located 4.2 mi from the city center, is the airport you fly into when you book flights from London Southend to Sofia. 0 airlines have flights to Sofia from London Southend on a regular basis. Booking flights from London Southend to Sofia should not be difficult; the airport handles an average of 0 inbound flights from London Southend per day.

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

    Yes. In addition to deals on Southend to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southend to Sofia?

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

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

    Yes. Cheapflights offers flight deals from Southend 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

Travelling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Velingrad

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Alternative routes for Southend to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southend to Sofia?

When you search for this flight from Southend to Sofia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Southend to Sofia?

Millions of users choose and trust Cheapflights to book the best flight deals from Southend to Sofia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Southend to Sofia with no change fees?

Yes, we can. To see specific flights from Southend to Sofia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southend to Sofia become cheaper?

Of course! You can now track prices for flights from Southend to Sofia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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