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Cheap flights from Southampton to Iceland from £129

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KEF
10 Jan — 17 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Iceland

Enter your travel dates to find the best prices.

Best flights from Southampton to Iceland
Discover carefully curated flight deals from Southampton to Iceland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 December 2025.

Fri 20/317:35SOU - KEF
1 stop25h 30mKLM
Sun 19/420:10KEF - SOU
1 stop11h 25mKLM
Deal found 9/12£225
Fri 23/108:10SOU - KEF
2 stops25h 55mMultiple Airlines
Fri 30/119:40KEF - SOU
2 stops19h 10mMultiple Airlines
Deal found 9/12£264
Sun 22/212:15SOU - KEF
2 stops46h 40mBritish Airways
Sun 1/311:50KEF - SOU
2 stops29h 40mBritish Airways
Deal found 10/12£404
Fri 23/117:35SOU - KEF
1 stop25h 30mKLM
Fri 30/111:25KEF - SOU
1 stop21h 20mKLM
Deal found 9/12£227
Wed 14/112:00SOU - KEF
1 stop6h 25mMultiple Airlines
Sun 18/120:15KEF - SOU
2 stops19h 20mMultiple Airlines
Deal found 10/12£273
Fri 20/317:35SOU - KEF
1 stop25h 30mMultiple Airlines
Sun 19/407:40KEF - SOU
1 stop23h 55mMultiple Airlines
Deal found 9/12£351
Sat 21/217:15SOU - KEF
2 stops23h 50mBritish Airways
Sun 1/311:50KEF - SOU
2 stops29h 40mBritish Airways
Deal found 10/12£404

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 11 December 2025.

Round-trip from

£197

One-way from

£129

Popular in

July

Cheapest in

January

Average price

£156
KLM
  • KLM
  • 14/1-18/1
  • 2 total stops
  • 46h 30m total
  • Southampton to Iceland
Search Deals
17/2
  • 17/2
  • 1 total stop
  • 5h 40m total
  • Southampton to Iceland
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£39 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 December 2025
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 11 December 2025.
Use the filters below to find and compare flights from Southampton to Iceland that are best for you.

Fly from

Southampton

Fly to

Iceland

Route

Depart

Return

Price

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 20/3

17:35-19:05

1 stop25h 30m

Reykjavik Keflavik Intl

Sun 19/4

20:10-08:35

1 stop11h 25m

£225

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 23/1

17:35-19:05

1 stop25h 30m

Reykjavik Keflavik Intl

Fri 30/1

11:25-08:45

1 stop21h 20m

£227

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 23/1

08:10-10:05

2 stops25h 55m

Reykjavik Keflavik Intl

Fri 30/1

19:40-14:50

2 stops19h 10m

£264

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 14/1

12:00-18:25

1 stop6h 25m

Reykjavik Keflavik Intl

Sun 18/1

20:15-15:35

2 stops19h 20m

£273

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 20/3

17:35-19:05

1 stop25h 30m

Reykjavik Keflavik Intl

Sun 19/4

07:40-08:35

1 stop23h 55m

£351

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 22/2

12:15-10:55

2 stops46h 40m

Reykjavik Keflavik Intl

Sun 1/3

11:50-17:30

2 stops29h 40m

£404

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 21/2

17:15-17:05

2 stops23h 50m

Reykjavik Keflavik Intl

Sun 1/3

11:50-17:30

2 stops29h 40m

£404

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Tue 17/2

09:20-15:00

1 stop5h 40m

£129

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Tue 17/2

09:20-11:15

2 stops25h 55m

£216

Flights are sorted by cheapest return flights first.

Deals found on 9/12

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, March is the cheapest month in which you can book a flight from Southampton to Iceland (average of £37). Flying from Southampton to Iceland in July is currently the most expensive (average of £185). 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 25h 30m. 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, March is the cheapest month in which you can book a flight from Southampton to Iceland (average of £37). Flying from Southampton to Iceland in July is currently the most expensive (average of £185). 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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