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Cheap flights from London Southend Airport to Reykjavik Keflavik Intl Airport from £110

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — KEF
1 Aug — 8 Aug1
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 2 July 2026.

Fri 20/1107:35
SEN
-
KEF
1 stop15h 15m
Multiple Airlines
Sun 22/1111:05
KEF
-
SEN
1 stop11h 15m
Multiple Airlines
Deal found 1/7£342
Fri 23/1011:20
SEN
-
KEF
2 stops22h 25m
Multiple Airlines
Sat 31/1017:05
KEF
-
SEN
2 stops25h 40m
Multiple Airlines
Deal found 27/6£412
Mon 29/607:30
SEN
-
KEF
2 stops25h 20m
Multiple Airlines
Thu 2/701:00
KEF
-
SEN
1 stop8h 45m
Multiple Airlines
Deal found 27/6£419
Thu 10/910:10
SEN
-
KEF
1 stop9h 35m
Multiple Airlines
Sat 12/900:50
KEF
-
SEN
1 stop8h 35m
Multiple Airlines
Deal found 28/6£440
Fri 3/722:00
SEN
-
KEF
2 stops26h 10m
Multiple Airlines
Thu 9/701:00
KEF
-
SEN
1 stop8h 45m
Multiple Airlines
Deal found 30/6£453
Thu 3/910:10
SEN
-
KEF
1 stop6h 25m
Multiple Airlines
Thu 3/919:15
KEF
-
SEN
2 stops14h 30m
Multiple Airlines
Deal found 28/6£466
Mon 19/1011:10
SEN
-
KEF
1 stop8h 35m
Multiple Airlines
Sun 1/1111:05
KEF
-
SEN
1 stop11h 30m
Multiple Airlines
Deal found 27/6£475
Thu 2/720:40
SEN
-
KEF
2 stops22h 00m
Multiple Airlines
Mon 6/708:50
KEF
-
SEN
1 stop9h 00m
Multiple Airlines
Deal found 30/6£480
Wed 16/1207:10
SEN
-
KEF
1 stop8h 30m
Multiple Airlines
Mon 21/1207:30
KEF
-
SEN
1 stop7h 05m
Multiple Airlines
Deal found 28/6£483
Wed 19/812:15
SEN
-
KEF
1 stop7h 30m
Multiple Airlines
Tue 25/800:50
KEF
-
SEN
1 stop9h 55m
Multiple Airlines
Deal found 29/6£484
Sun 13/1215:35
SEN
-
KEF
1 stop7h 15m
Multiple Airlines
Sun 20/1215:05
KEF
-
SEN
1 stop7h 00m
Multiple Airlines
Deal found 28/6£485

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 2 July 2026.

Round-trip from

£342

One-way from

£110

Popular in

July

Cheapest in

January

Average price

£287
easyJet
  • easyJet
  • 20/11-22/11
  • 2 total stops
  • 26h 30m total
  • London to Reykjavik
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 36h 55m total
  • London to Reykjavik
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£54 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 2 July 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 20/11

07:35-22:50

1 stop15h 15m

Reykjavik Keflavik Intl

Sun 22/11

11:05-22:20

1 stop11h 15m

£342

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 28/8

11:20-18:45

1 stop8h 25m

Reykjavik Keflavik Intl

Sun 30/8

00:50-10:30

1 stop8h 40m

£493

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 6/11

07:35-22:50

1 stop15h 15m

Reykjavik Keflavik Intl

Wed 11/11

07:40-19:20

1 stop11h 40m

£564

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Sun 13/9

07:25-18:45

1 stop12h 20m

Reykjavik Keflavik Intl

Fri 18/9

10:50-19:35

1 stop7h 45m

£565

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Sun 16/8

19:50-08:45

1 stop13h 55m

Reykjavik Keflavik Intl

Tue 18/8

00:50-11:45

1 stop9h 55m

£568

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Sun 13/9

07:25-18:45

1 stop12h 20m

Reykjavik Keflavik Intl

Sun 27/9

07:40-19:35

1 stop10h 55m

£586
Fastest return journey

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 18/9

11:20-18:45

1 stop8h 25m

Reykjavik Keflavik Intl

Mon 28/9

10:50-19:35

1 stop7h 45m

£591

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Wed 19/8

12:15-18:45

1 stop7h 30m

Reykjavik Keflavik Intl

Thu 20/8

00:50-10:45

1 stop8h 55m

£599

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Mon 17/8

11:10-18:45

1 stop8h 35m

Reykjavik Keflavik Intl

Wed 26/8

00:50-16:40

1 stop14h 50m

£618

LondonReykjavik

SEN - KEF

SENKEF

London Southend

Fri 14/8

11:20-18:45

1 stop8h 25m

Reykjavik Keflavik Intl

Thu 20/8

00:50-10:45

1 stop8h 55m

£622

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 22 resultsSorted by cheapest first
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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
Kopavogur
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?

Cheapflights helps you search for flights from Southend to Keflavik Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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