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Cheap flights from Southampton to Reykjavik from £164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Reykjavik departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Southampton to Reykjavik

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:05 - 18:20
SOU
-
KEF
23h 15m
2 stops
Multiple Airlines Logo
08:30 - 07:55
KEF
-
SOU
22h 25m
2 stops
£279Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
17:20 - 18:20
SOU
-
KEF
26h 00m
3 stops
Multiple Airlines Logo
08:30 - 07:55
KEF
-
SOU
22h 25m
2 stops
£345Multiple Airlines
Sat, 9 May - Sat, 16 May
KLM Logo
17:20 - 07:35
SOU
-
KEF
15h 15m
1 stop
KLM Logo
20:10 - 08:35
KEF
-
SOU
11h 25m
1 stop
£350KLM
Sun, 10 May - Sun, 17 May
Multiple Airlines Logo
12:35 - 08:05
SOU
-
KEF
44h 30m
2 stops
Multiple Airlines Logo
08:55 - 09:25
KEF
-
SOU
23h 30m
1 stop
£359Multiple Airlines
Sun, 10 May - Sun, 17 May
Multiple Airlines Logo
19:55 - 07:50
SOU
-
KEF
12h 55m
1 stop
Multiple Airlines Logo
17:45 - 08:45
KEF
-
SOU
38h 00m
3 stops
£361Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
18:10 - 08:30
SOU
-
KEF
15h 20m
2 stops
Multiple Airlines Logo
08:30 - 14:30
KEF
-
SOU
29h 00m
1 stop
£365Multiple Airlines
Sat, 9 May - Sat, 16 May
Multiple Airlines Logo
12:20 - 07:50
SOU
-
KEF
20h 30m
2 stops
Multiple Airlines Logo
17:45 - 08:45
KEF
-
SOU
38h 00m
3 stops
£367Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
19:55 - 07:50
SOU
-
KEF
12h 55m
1 stop
Multiple Airlines Logo
10:20 - 07:20
KEF
-
SOU
20h 00m
1 stop
£376Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
09:25 - 18:45
SOU
-
KEF
34h 20m
3 stops
Multiple Airlines Logo
17:45 - 08:45
KEF
-
SOU
38h 00m
3 stops
£392Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
19:55 - 07:50
SOU
-
KEF
12h 55m
1 stop
Multiple Airlines Logo
17:05 - 07:55
KEF
-
SOU
37h 50m
2 stops
£394Multiple Airlines
Fri, 8 May - Fri, 15 May

British Airways flights from Southampton to Reykjavik Keflavik Intl Airport

Our best British Airways deals on Southampton to Reykjavik Keflavik Intl Airport flight tickets
British Airways
18 Apr
SOU07:50Southampton Eastleigh
26h 40m
2 stops
KEF09:30Reykjavik Keflavik Intl
21 Apr
KEF10:50Reykjavik Keflavik Intl
32h 55m
2 stops
SOU20:45Southampton Eastleigh
£524
British Airways
18 Apr
SOU16:45Southampton Eastleigh
42h 00m
2 stops
KEF09:45Reykjavik Keflavik Intl
21 Apr
KEF10:50Reykjavik Keflavik Intl
29h 50m
2 stops
SOU17:40Southampton Eastleigh
£533
British Airways
18 Apr
SOU12:35Southampton Eastleigh
46h 10m
2 stops
KEF09:45Reykjavik Keflavik Intl
21 Apr
KEF10:50Reykjavik Keflavik Intl
32h 55m
2 stops
SOU20:45Southampton Eastleigh
£535

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Reykjavik Keflavik Intl Airport 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, momondo users made 279,928 searches. Data last updated 27 March 2026.
Use the filters below to find and compare flights from Southampton to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 9/5

20:05-18:20

2 stops23h 15m

Reykjavik Keflavik Intl

Sat 16/5

08:30-07:55

2 stops22h 25m

£279

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 9/5

17:20-18:20

3 stops26h 00m

Reykjavik Keflavik Intl

Sat 16/5

08:30-07:55

2 stops22h 25m

£345
Fastest return journey

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 10/5

17:20-07:35

1 stop15h 15m

Reykjavik Keflavik Intl

Sun 17/5

20:10-08:35

1 stop11h 25m

£350

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sun 10/5

12:35-08:05

2 stops44h 30m

Reykjavik Keflavik Intl

Sun 17/5

08:55-09:25

1 stop23h 30m

£359

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 8/5

19:55-07:50

1 stop12h 55m

Reykjavik Keflavik Intl

Fri 15/5

17:45-08:45

3 stops38h 00m

£361

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Sat 9/5

18:10-08:30

2 stops15h 20m

Reykjavik Keflavik Intl

Sat 16/5

08:30-14:30

1 stop29h 00m

£365

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 8/5

12:20-07:50

2 stops20h 30m

Reykjavik Keflavik Intl

Fri 15/5

17:45-08:45

3 stops38h 00m

£367

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 8/5

19:55-07:50

1 stop12h 55m

Reykjavik Keflavik Intl

Fri 15/5

10:20-07:20

1 stop20h 00m

£376

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 8/5

09:25-18:45

3 stops34h 20m

Reykjavik Keflavik Intl

Fri 15/5

17:45-08:45

3 stops38h 00m

£392

SouthamptonReykjavik

SOU - KEF

SOUKEF

Southampton Eastleigh

Fri 8/5

19:55-07:50

1 stop12h 55m

Reykjavik Keflavik Intl

Fri 15/5

17:05-07:55

2 stops37h 50m

£394

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Southampton to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?

On average, the least expensive day to fly to Reykjavik Keflavik Intl Airport from Southampton is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £336. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Southampton to Reykjavik Keflavik Intl Airport on a Saturday will generally be more expensive and average around £400. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?

Our data shows that the cheapest Southampton to Reykjavik Keflavik Intl Airport flights are usually those with departure times in the morning. Our users have found flights to Reykjavik Keflavik Intl Airport in the morning for as low as £325. Try not to purchase tickets at midday because they tend to be around £504. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Southampton to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Reykjavik Keflavik Intl Airport (SOU to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Reykjavik Keflavik Intl Airport

Fastest flight time

7h 30m

Direct flights

None
The fastest flight from Southampton to Reykjavik Keflavik Intl Airport takes 7h 30m
There are no direct flights from Southampton to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Southampton to Reykjavik Keflavik Intl Airport.
Search flight deals

  • How far is Southampton Eastleigh to Reykjavik Keflavik Intl by plane?

    Reykjavik Keflavik Intl is 1186.6 mi away from Southampton Eastleigh. Flights usually cover this in 7h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Southampton Eastleigh Airport to Reykjavik Keflavik Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Southampton Eastleigh Airport to Reykjavik Keflavik Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The required travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Grindavik
Kopavogur
Borgarnes
Hella
Hveragerdi

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Reykjavik?

Finding the right flight to Reykjavik from Southampton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Reykjavik quick and easy, saving you time and money.

Can I find flights from Southampton to Reykjavik with flexible booking policies on momondo?

All flight searches from Southampton to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Southampton to Reykjavik?

Once all potential Southampton to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Southampton to Reykjavik right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Reykjavik, momondo offers a useful price alert feature which will track prices for flights to Reykjavik from Southampton and alert you when they change.

An easier way to manage your Reykjavik Keflavik Intl Airport trip

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