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Cheap flights from London Southend Airport to Sofia from £42

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SOF
3 Jan — 10 Jan1
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 4 December 2025.

Sat 6/1206:30SEN - SOF
2 stops11h 35mMultiple Airlines
Sat 6/1223:15SOF - SEN
1 stop17h 10mMultiple Airlines
Deal found 2/12£158
Sun 14/1212:55SEN - SOF
1 stop8h 25mMultiple Airlines
Sun 21/1207:55SOF - SEN
2 stops14h 05mMultiple Airlines
Deal found 3/12£291
Thu 4/1206:50SEN - SOF
1 stop12h 50mMultiple Airlines
Wed 10/1216:00SOF - SEN
2 stops22h 00mMultiple Airlines
Deal found 3/12£350
Mon 22/1207:15SEN - SOF
2 stops30h 15mMultiple Airlines
Thu 8/116:00SOF - SEN
2 stops22h 50mMultiple Airlines
Deal found 3/12£359
Fri 5/1206:40SEN - SOF
1 stop5h 25mMultiple Airlines
Tue 9/1207:00SOF - SEN
1 stop5h 15mMultiple Airlines
Deal found 3/12£497
Mon 22/1207:20SEN - SOF
1 stop5h 15mMultiple Airlines
Sun 4/116:00SOF - SEN
2 stops21h 25mMultiple Airlines
Deal found 3/12£522
Fri 19/1206:40SEN - SOF
1 stop5h 25mMultiple Airlines
Mon 22/1207:00SOF - SEN
1 stop9h 50mMultiple Airlines
Deal found 2/12£741

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 4 December 2025.

Round-trip from

£126

One-way from

£42

Popular in

July

Cheapest in

November

Average price

£224
19/1-24/1
  • 19/1-24/1
  • 2 total stops
  • 45h 30m total
  • London to Sofia
Search Deals
11/1
  • 11/1
  • 1 total stop
  • 7h 30m total
  • London to Sofia
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£41 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 4 December 2025.
Use the filters below to find and compare flights from London Southend Airport to Sofia that are best for you.

Fly from

Southend

Fly to

Sofia

Route

Depart

Return

Price

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 19/1

17:30-12:20

1 stop16h 50m

Sofia

Sat 24/1

16:20-19:00

1 stop28h 40m

£126

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 16/1

07:35-09:15

1 stop23h 40m

Sofia

Fri 23/1

13:55-21:25

2 stops9h 30m

£132

LondonSofia

SEN - SOF

SENSOF

London Southend

Sun 14/12

12:55-23:20

1 stop8h 25m

Sofia

Sun 21/12

07:55-20:00

2 stops14h 05m

£291

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 22/12

07:15-15:30

2 stops30h 15m

Sofia

Thu 8/1

16:00-12:50

2 stops22h 50m

£359

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 13/3

06:40-14:05

1 stop5h 25m

Sofia

Thu 19/3

07:00-17:15

1 stop12h 15m

£366

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 20/2

06:40-14:05

1 stop5h 25m

Sofia

Tue 24/2

07:00-10:20

1 stop5h 20m

£385

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 6/3

06:40-14:05

1 stop5h 25m

Sofia

Tue 10/3

07:00-10:20

1 stop5h 20m

£402

LondonSofia

SEN - SOF

SENSOF

London Southend

Mon 22/12

07:20-14:35

1 stop5h 15m

Sofia

Sun 4/1

16:00-11:25

2 stops21h 25m

£522

LondonSofia

SEN - SOF

SENSOF

London Southend

Fri 19/12

06:40-14:05

1 stop5h 25m

Sofia

Mon 22/12

07:00-14:50

1 stop9h 50m

£741

LondonSofia

SEN - SOF

SENSOF

London Southend

Sun 11/1

07:10-16:40

1 stop7h 30m

£42

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 20 results
1
2

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

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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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