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Cheap flights from Southampton to Iceland from £158

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 21/6. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KEF
8 May — 15 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Iceland

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Iceland
Explore the most affordable flight options available from Southampton to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 April 2026.

Wed 20/509:20
SOU
-
KEF
2 stops24h 00m
Multiple Airlines
Wed 27/508:20
KEF
-
SOU
2 stops23h 05m
Multiple Airlines
Deal found 5/4£302
Wed 20/509:05
SOU
-
KEF
1 stop10h 55m
KLM
Wed 27/520:00
KEF
-
SOU
1 stop11h 35m
KLM
Deal found 5/4£325
Fri 2/1020:00
SOU
-
KEF
2 stops29h 20m
Multiple Airlines
Mon 5/1008:35
KEF
-
SOU
1 stop23h 00m
Multiple Airlines
Deal found 7/4£333
Tue 19/513:25
SOU
-
KEF
2 stops19h 55m
Multiple Airlines
Tue 26/509:25
KEF
-
SOU
2 stops21h 40m
Multiple Airlines
Deal found 4/4£335
Thu 21/509:20
SOU
-
KEF
2 stops25h 35m
Multiple Airlines
Thu 28/509:00
KEF
-
SOU
3 stops33h 30m
Multiple Airlines
Deal found 6/4£358
Sat 23/520:05
SOU
-
KEF
2 stops23h 05m
Multiple Airlines
Sat 30/508:30
KEF
-
SOU
2 stops9h 40m
Multiple Airlines
Deal found 8/4£361

Find flight deals from Southampton to Iceland

Keep the following information in mind while searching for Southampton to Iceland flight deals. Data was last updated 8 April 2026.

Round-trip from

£302

One-way from

£158

Popular in

July

Cheapest in

January

Average price

£150
20/5-27/5
  • 20/5-27/5
  • 4 total stops
  • 47h 05m total
  • Southampton to Iceland
Search Deals
21/6
  • 21/6
  • 2 total stops
  • 34h 15m total
  • Southampton to Iceland
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% 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 Southampton to Iceland 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 8 April 2026.
Use the filters below to find and compare flights from Southampton to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 20/5

09:20-08:20

2 stops24h 00m

Reykjavik Keflavik Intl

Wed 27/5

10:45-19:30

3 stops31h 45m

£306
Fastest return journey

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 20/5

09:05-19:00

1 stop10h 55m

Reykjavik Keflavik Intl

Wed 27/5

20:00-08:35

1 stop11h 35m

£325

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 23/5

20:05-18:10

2 stops23h 05m

Reykjavik Keflavik Intl

Sat 30/5

08:30-19:10

2 stops9h 40m

£361

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 21/5

09:20-09:55

2 stops25h 35m

Reykjavik Keflavik Intl

Thu 28/5

09:00-08:40

2 stops22h 40m

£371

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 21/5

17:20-07:45

1 stop15h 25m

Reykjavik Keflavik Intl

Thu 28/5

19:15-08:35

1 stop12h 20m

£393

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Mon 20/4

19:30-10:00

2 stops39h 30m

Reykjavik Keflavik Intl

Fri 24/4

10:30-11:45

2 stops24h 15m

£529
Cheapest one-way

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 21/6

14:50-08:45

3 stops42h 55m

£191
Fastest single journey

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 21/6

09:15-19:10

1 stop10h 55m

£227

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Tue 11/8

19:55-09:40

2 stops38h 45m

£309

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Mon 17/8

08:55-09:55

2 stops26h 00m

£323

Flights are sorted by cheapest return flights first.

Deals found on 7/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Southampton to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland from Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Iceland

What is the cheapest month to book a flight from Southampton to Iceland?

Currently, January is the cheapest month in which you can book a flight from Southampton to Iceland (average of £51). Flying from Southampton to Iceland in July is currently the most expensive (average of £218). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Iceland. 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 from for flights from Southampton to Iceland?

    Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to Iceland. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

  • How long is the flight from Southampton to Iceland?

    Departing from Southampton to Iceland will take you 10h 55m. There are 1185 mi between Southampton and Iceland.

  • Can I find deals for flights from Southampton to Iceland that include hotel bookings?

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

  • How can I find direct flights from Southampton to Iceland?

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

  • Can I find deals for business class flights from Southampton to Iceland?

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

  • What is the cheapest month to book a flight from Southampton to Iceland?

    Currently, January is the cheapest month in which you can book a flight from Southampton to Iceland (average of £51). Flying from Southampton to Iceland in July is currently the most expensive (average of £218). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 Southampton to Iceland?

Deals for Southampton to Iceland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Iceland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Iceland.

Can Cheapflights find flights from Southampton to Iceland with no change fees?

Yes! Cheapflights helps users easily find flights from Southampton to Iceland with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Iceland become cheaper?

Yes, Cheapflights offers price alerts on Southampton to Iceland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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