In terms of precipitation, rainfall in Slovenia ranges from 40.0 - 70.0 inches per month. October is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Slovenia when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Slovenia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What is the cheapest time of day to fly from SEN to SI?

When flying from London Southend Airport to Slovenia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Southend to Slovenia?

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

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

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

£104+ Cheap Flights from London Southend Airport to Slovenia

Cheap flight deals from Southend to Slovenia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Southend to Slovenia
Explore the most affordable flight options available from Southend to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2026.

Thu 24/1215:40 -

2 stops16h 20m

Mon 28/1220:45 -

1 stop19h 15m

Deal found 13/9£242

Fri 30/1009:50 -

2 stops26h 05m

Fri 6/1112:25 -

1 stop5h 50m

Deal found 15/9£261

Fri 16/1014:30 -

2 stops9h 00m

Sun 18/1022:20 -

2 stops14h 45m

Deal found 13/9£268

Sat 17/1016:50 -

2 stops13h 55m

Thu 22/1013:30 -

2 stops8h 55m

Deal found 12/9£287

Thu 5/1115:40 -

2 stops16h 20m

Sun 8/1112:25 -

1 stop7h 20m

Deal found 13/9£293

Mon 2/1111:35 -

2 stops20h 25m

Thu 5/1120:45 -

2 stops21h 30m

Deal found 12/9£305

Thu 26/1107:15 -

2 stops11h 40m

Sun 29/1112:35 -

1 stop6h 35m

Deal found 12/9£348

Tue 15/906:30 -

2 stops15h 25m

Tue 22/914:35 -

2 stops18h 20m

Deal found 14/9£381

Fri 30/1006:55 -

1 stop4h 25m

Sun 1/1112:35 -

1 stop8h 00m

Deal found 12/9£478

Find flight deals from Southend to Slovenia

Round-trip from	£242
One-way from	£104
Popular in	August
Cheapest in	November
Average price	£253

24/12-28/12
3 total stops
35h 35m total
London to Slovenia

Search Deals

21/10-31/12
2 total stops
25h 55m total
London to Slovenia

Search Deals

Highest demand for flights based on searches. 25% potential increase in price (£50 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Wed 21/10

18:00-20:55

2 stops25h 55m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£106

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Fri 16/10

15:20-13:20

2 stops21h 00m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£111

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Sun 1/11

07:35-09:00

3 stops24h 25m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£121

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Sat 17/10

16:50-07:45

2 stops13h 55m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£121

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Thu 17/12

15:40-09:00

2 stops16h 20m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£135

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Thu 15/10

17:15-15:25

2 stops21h 10m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£142

Fastest return journey

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Fri 23/10

07:15-19:50

2 stops11h 35m

Ljubljana Joze Pucnik

Wed 31/12

00:00-00:00

Nonstop0h 00m

£149

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Fri 30/10

09:50-12:55

2 stops26h 05m

Ljubljana Joze Pucnik

Fri 6/11

12:25-17:15

1 stop5h 50m

£261

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Fri 16/10

14:30-00:30

2 stops9h 00m

Ljubljana Joze Pucnik

Sun 18/10

22:20-12:05

2 stops14h 45m

£268

LondonLjubljana

SEN London Southend - LJU Ljubljana Joze Pucnik

SENLJU

London Southend

Mon 2/11

11:35-09:00

2 stops20h 25m

Ljubljana Joze Pucnik

Thu 5/11

20:45-17:15

2 stops21h 30m

£305

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Southend to Slovenia

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

SEN-LJU

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.

Cheapflights Insights

Everything you need to know about your flight from London Southend Airport to Slovenia

SEN-SI0

SEN-LJU

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Southend to Slovenia that include hotel bookings?
Yes. In addition to deals on Southend to Slovenia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southend to Slovenia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southend to Slovenia.
Can I find deals for business class flights from Southend to Slovenia?
Yes. Cheapflights offers flight deals from Southend to Slovenia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

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Cheap flights from London Southend Airport to Slovenia from £104

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southend to Slovenia

Cheapest flights from Southend to SloveniaExplore the most affordable flight options available from Southend to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2026.

Explore the most affordable flight options available from Southend to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2026.

Best flights from Southend to SloveniaDiscover carefully curated flight deals from Southend to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Discover carefully curated flight deals from Southend to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Last-minute flights from Southend to SloveniaDiscover last-minute flight deals from Southend to Slovenia. Data last updated 17 September 2026 and is based on user searches.

Discover last-minute flight deals from Southend to Slovenia. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Southend to SloveniaSearch for one-way flight options from Southend to Slovenia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Search for one-way flight options from Southend to Slovenia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Find flight deals from Southend to Slovenia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Slovenia that are best for you.

Best time to book a flight from Southend to Slovenia

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

Cheapflights Insights

Related info for your journey

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

How can I find direct flights from Southend to Slovenia?

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

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 Slovenia

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

Complete your trip

Complete your trip to Slovenia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Southend to Slovenia by cabin class

Find flights from Southend to Slovenia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Southend and Slovenia flights

Browse other Southend and Slovenia flight options. Last updated on 17 September 2026.

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Cheapest flights from Southend to Slovenia
Explore the most affordable flight options available from Southend to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2026.

Best flights from Southend to Slovenia
Discover carefully curated flight deals from Southend to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Last-minute flights from Southend to Slovenia
Discover last-minute flight deals from Southend to Slovenia. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Southend to Slovenia
Search for one-way flight options from Southend to Slovenia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.