Find flights
When to book
FAQs

Cheap flights from London Southend Airport to Sofia from £52

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SOF
20 May — 27 May1
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 20 April 2026.

Thu 18/616:35
SEN
-
SOF
1 stop7h 00m
Multiple Airlines
Thu 25/610:10
SOF
-
SEN
1 stop13h 40m
Multiple Airlines
Deal found 19/4£158
Mon 27/407:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Sun 3/509:15
SOF
-
SEN
2 stops16h 05m
Multiple Airlines
Deal found 15/4£166
Sat 9/516:50
SEN
-
SOF
1 stop6h 45m
Multiple Airlines
Tue 12/523:25
SOF
-
SEN
1 stop10h 30m
Multiple Airlines
Deal found 16/4£174
Mon 11/507:30
SEN
-
SOF
2 stops14h 55m
Multiple Airlines
Tue 12/523:25
SOF
-
SEN
1 stop10h 30m
Multiple Airlines
Deal found 15/4£180
Sun 29/1115:15
SEN
-
SOF
1 stop6h 20m
Multiple Airlines
Sat 5/1214:40
SOF
-
SEN
1 stop10h 20m
Multiple Airlines
Deal found 18/4£190
Fri 17/415:20
SEN
-
SOF
1 stop15h 20m
Multiple Airlines
Sun 19/421:05
SOF
-
SEN
2 stops19h 00m
Multiple Airlines
Deal found 15/4£199
Thu 18/616:35
SEN
-
SOF
1 stop7h 00m
Multiple Airlines
Tue 23/620:20
SOF
-
SEN
1 stop17h 25m
Multiple Airlines
Deal found 15/4£200
Mon 17/807:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Fri 18/923:10
SOF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 17/4£206
Thu 16/716:35
SEN
-
SOF
1 stop7h 00m
Multiple Airlines
Sun 19/710:10
SOF
-
SEN
1 stop7h 00m
Multiple Airlines
Deal found 18/4£208
Mon 1/607:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Sun 7/610:10
SOF
-
SEN
1 stop7h 00m
Multiple Airlines
Deal found 16/4£220
Mon 20/407:30
SEN
-
SOF
1 stop9h 25m
Multiple Airlines
Tue 21/423:25
SOF
-
SEN
1 stop10h 30m
Multiple Airlines
Deal found 18/4£221

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 20 April 2026.

Round-trip from

£158

One-way from

£52

Popular in

December

Cheapest in

November

Average price

£157
18/6-25/6
  • 18/6-25/6
  • 2 total stops
  • 20h 40m total
  • London to Sofia
Search Deals
28/4
  • 28/4
  • 1 total stop
  • 14h 10m total
  • London to Sofia
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 20 April 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

Thu 18/6

16:35-01:35

1 stop7h 00m

Sofia

Thu 25/6

10:10-21:50

1 stop13h 40m

£158

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 9/5

16:50-01:35

1 stop6h 45m

Sofia

Tue 12/5

23:25-07:55

1 stop10h 30m

£174

LondonSofia

SEN - SOF

SENSOF

London Southend

Thu 18/6

16:35-01:35

1 stop7h 00m

Sofia

Tue 23/6

20:20-11:45

1 stop17h 25m

£200

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 1/6

07:30-18:55

1 stop9h 25m

Sofia

Sun 7/6

10:10-15:10

1 stop7h 00m

£220

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 4/5

07:30-18:55

1 stop9h 25m

Sofia

Mon 11/5

14:40-19:35

1 stop6h 55m

£232
Fastest return journey

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 20/6

16:50-01:35

1 stop6h 45m

Sofia

Sun 21/6

10:10-15:10

1 stop7h 00m

£252

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 29/5

13:30-22:45

1 stop7h 15m

Sofia

Sun 7/6

10:10-15:10

1 stop7h 00m

£266

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 19/6

13:30-22:45

1 stop7h 15m

Sofia

Sun 21/6

10:10-15:10

1 stop7h 00m

£274

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 12/6

13:30-22:45

1 stop7h 15m

Sofia

Sun 14/6

10:10-15:10

1 stop7h 00m

£296

LondonSofia

SEN - SOF

SENSOF

London Southend

Sat 9/5

16:50-01:35

1 stop6h 45m

Sofia

Sun 10/5

10:10-15:10

1 stop7h 00m

£296

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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

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 Southend to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Sofia flights
Luton to Sofia flights
Stansted to Sofia flights
Gatwick to Sofia flights
London City to Sofia flights

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.

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.