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Cheap flights from Southampton to Iceland from £137

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KEF
9 Apr — 16 Apr1
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 10 March 2026.

Wed 22/418:20
SOU
-
KEF
1 stop14h 45m
Multiple Airlines
Wed 29/417:30
KEF
-
SOU
2 stops23h 10m
Multiple Airlines
Deal found 8/3£272
Thu 23/409:25
SOU
-
KEF
2 stops23h 45m
Multiple Airlines
Thu 30/408:45
KEF
-
SOU
1 stop7h 55m
Multiple Airlines
Deal found 9/3£297
Wed 22/412:35
SOU
-
KEF
2 stops22h 05m
British Airways
Wed 29/411:00
KEF
-
SOU
2 stops21h 25m
British Airways
Deal found 7/3£433
Sat 18/410:15
SOU
-
KEF
2 stops48h 30m
British Airways
Wed 22/411:00
KEF
-
SOU
2 stops21h 25m
British Airways
Deal found 9/3£472

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 10 March 2026.

Round-trip from

£272

One-way from

£137

Popular in

July

Cheapest in

January

Average price

£141
22/4-29/4
  • 22/4-29/4
  • 3 total stops
  • 37h 55m total
  • Southampton to Iceland
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 43h 45m total
  • Southampton to Iceland
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£47 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 March 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 10 March 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
Fastest return journey

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 23/4

09:25-08:10

2 stops23h 45m

Reykjavik Keflavik Intl

Thu 30/4

08:45-17:40

1 stop7h 55m

£297

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 22/4

18:20-08:05

1 stop14h 45m

Reykjavik Keflavik Intl

Wed 29/4

19:55-08:45

2 stops35h 50m

£301

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 18/4

10:15-09:45

2 stops48h 30m

Reykjavik Keflavik Intl

Wed 22/4

11:00-09:25

2 stops21h 25m

£472

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Wed 13/5

12:35-09:40

2 stops22h 05m

Reykjavik Keflavik Intl

Mon 15/6

10:40-09:25

2 stops21h 45m

£544

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Thu 14/5

12:35-09:40

2 stops22h 05m

Reykjavik Keflavik Intl

Tue 16/6

10:50-08:25

2 stops20h 35m

£576

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 9/5

06:50-09:30

2 stops27h 40m

Reykjavik Keflavik Intl

Thu 18/6

10:40-09:45

2 stops22h 05m

£613
Cheapest one-way
Fastest single journey

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 27/6

18:50-00:20

1 stop6h 30m

£141

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Mon 1/6

20:40-07:40

2 stops36h 00m

£144

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 31/5

17:20-07:35

1 stop15h 15m

£164

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 21/6

08:25-17:40

3 stops34h 15m

£168

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 16 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 £184). 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.

  • 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 £184). 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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