Find flights
When to book
FAQs

Cheap flights from Southampton to Iceland from £225

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KEF
19 Oct — 26 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to Iceland

Keep the following information in mind while searching for Southampton to Iceland flight deals. Data was last updated 19 September 2025.

Round-trip from

£225

Popular in

July

Cheapest in

January

Average price

£142
KLM
  • KLM
  • 5/3-12/3
  • 2 total stops
  • 37h 00m total
  • Southampton to Iceland
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Southampton to Iceland

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 19 September 2025.

Thu 6/1118:05SOU - KEF
1 stop16h 20mKLM
Thu 13/1120:00KEF - SOU
1 stop12h 05mKLM
Deal found 17/9£225
Wed 5/1114:25SOU - KEF
3 stops20h 20mBritish Airways
Mon 10/1111:50KEF - SOU
2 stops20h 20mBritish Airways
Deal found 18/9£453
Thu 4/1219:55SOU - KEF
2 stops21h 20mBritish Airways
Thu 11/1211:45KEF - SOU
2 stops20h 25mBritish Airways
Deal found 17/9£524
Thu 6/1114:45SOU - KEF
3 stops20h 10mBritish Airways
Thu 13/1111:45KEF - SOU
2 stops20h 25mBritish Airways
Deal found 17/9£552

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 19 September 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

Thu 5/3

18:05-10:25

1 stop16h 20m

Reykjavik Keflavik Intl

Thu 12/3

11:25-08:05

1 stop20h 40m

£225

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 6/11

18:05-10:25

1 stop16h 20m

Reykjavik Keflavik Intl

Thu 13/11

20:00-08:05

1 stop12h 05m

£225

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Tue 10/3

08:40-18:00

1 stop9h 20m

Reykjavik Keflavik Intl

Wed 11/3

20:05-08:20

1 stop12h 15m

£335

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 5/11

14:25-10:45

3 stops20h 20m

Reykjavik Keflavik Intl

Mon 10/11

11:50-08:10

2 stops20h 20m

£453

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 4/12

19:55-17:15

2 stops21h 20m

Reykjavik Keflavik Intl

Thu 11/12

11:45-08:10

2 stops20h 25m

£524

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 6/11

14:45-10:55

3 stops20h 10m

Reykjavik Keflavik Intl

Thu 13/11

11:45-08:10

2 stops20h 25m

£552

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 5/2

20:30-17:15

2 stops20h 45m

Reykjavik Keflavik Intl

Thu 12/2

11:45-08:10

2 stops20h 25m

£581

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Tue 30/9

16:50-10:00

2 stops18h 10m

£1,041

Flights are sorted by cheapest return flights first.

Deals found on 17/9

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 £75). Flying from Southampton to Iceland in July is currently the most expensive (average of £289). 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 16h 20m. 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 £75). Flying from Southampton to Iceland in July is currently the most expensive (average of £289). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southampton to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Madrid flights
Heathrow to Charles de Gaulle flights
Heathrow to Leonardo da Vinci/Fiumicino flights
Heathrow to Istanbul flights
London City to Istanbul flights
London City to Linate flights
London City to Leonardo da Vinci/Fiumicino flights
Gatwick to Madrid flights
Gatwick to Amsterdam flights
Heathrow to Málaga flights
Luton to Amsterdam flights
Gatwick to Charles de Gaulle flights
Luton to Charles de Gaulle flights
Heathrow to Amsterdam flights
Stansted to Amsterdam flights
Gatwick to Lisbon flights
Gatwick to Belfast Intl flights
London City to Amsterdam flights
Heathrow to Palma de Mallorca flights
Stansted to Madrid flights
Gatwick to Edinburgh flights
Heathrow to Glasgow Intl flights
Heathrow to Malpensa flights
Gatwick to Glasgow Intl flights
Stansted to Lisbon flights
Heathrow to Lisbon flights
London City to Charles de Gaulle flights
Stansted to Glasgow Intl flights
Heathrow to Larnaca flights
Stansted to Leonardo da Vinci/Fiumicino flights
Stansted to Barcelona-El Prat flights
Gatwick to Leonardo da Vinci/Fiumicino flights
Heathrow to Barcelona-El Prat flights
Stansted to Edinburgh flights
Heathrow to Otopeni Intl flights
Gatwick to Malpensa flights
Heathrow to Orly flights
Heathrow to Edinburgh flights
Luton to Edinburgh flights
Heathrow to Frederic Chopin flights
Luton to Lisbon flights
Gatwick to Barcelona-El Prat flights
London City to Malpensa flights
London City to Madrid flights
Stansted to Malpensa flights
Luton to Glasgow Intl flights
Heathrow to Luqa flights
Luton to Barcelona-El Prat flights
Manchester to Amsterdam flights
Gatwick to Oslo Gardermoen flights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.