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Cheap flights from London Southend Airport to Reykjavik Keflavik Intl Airport from £76

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — KEF
30 Jan — 6 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southend to Keflavik Intl
Explore the most affordable flight options available from Southend to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.

Wed 31/1207:10SEN - KEF
1 stop8h 30mMultiple Airlines
Sun 4/107:40KEF - SEN
1 stop12h 30mMultiple Airlines
Deal found 29/12£1,396

Find flight deals from Southend to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) to Keflavik Intl (KEF). 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 31 December 2025.

Round-trip from

£242

One-way from

£76

Popular in

July

Cheapest in

March

Average price

£156
19/1-21/1
  • 19/1-21/1
  • 5 total stops
  • 40h 35m total
  • London to Reykjavik
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24/3
  • 24/3
  • 2 total stops
  • 22h 05m total
  • London to Reykjavik
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£38 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend to Keflavik Intl 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 31 December 2025.
Use the filters below to find and compare flights from London Southend Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Southend

Fly to

Keflavik Intl

Route

Depart

Return

Price

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Tue 17/3

07:35-18:00

1 stop10h 25m

Reykjavik Keflavik Intl

Thu 19/3

11:25-17:15

1 stop5h 50m

£291

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Mon 26/1

07:15-19:05

2 stops11h 50m

Reykjavik Keflavik Intl

Sat 31/1

20:05-17:05

2 stops21h 00m

£305

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Sun 18/1

17:25-23:45

1 stop6h 20m

Reykjavik Keflavik Intl

Thu 22/1

07:40-17:15

1 stop9h 35m

£313

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 24/4

20:40-18:20

2 stops22h 40m

Reykjavik Keflavik Intl

Mon 27/4

08:35-19:35

1 stop10h 00m

£316

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Tue 12/5

06:20-18:20

2 stops13h 00m

Reykjavik Keflavik Intl

Fri 22/5

08:30-19:35

1 stop10h 05m

£341

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Sun 11/1

17:25-23:45

1 stop6h 20m

Reykjavik Keflavik Intl

Sun 18/1

07:40-20:10

1 stop12h 30m

£351

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 13/3

07:35-15:50

1 stop8h 15m

Reykjavik Keflavik Intl

Sat 4/4

18:25-10:20

1 stop14h 55m

£359

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Mon 23/2

12:20-19:05

1 stop6h 45m

Reykjavik Keflavik Intl

Thu 26/2

11:25-17:15

1 stop5h 50m

£376

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 27/3

10:00-19:00

1 stop9h 00m

Reykjavik Keflavik Intl

Sat 4/4

18:25-10:20

1 stop14h 55m

£395

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Tue 24/3

20:20-18:25

2 stops22h 05m

£76

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 16 results
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Best time to book a flight from Southend to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Southend to Keflavik Intl?

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

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

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

Travelling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Hveragerdi
Keflavik

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Alternative routes for Southend to Keflavik Intl

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 Keflavik Intl?

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southend to Keflavik Intl for you. Better yet — we are completely free to use.

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

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

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