Air Berlin currently allows to purchase cheap flights from Germany to Iceland. The flights are available in very limited quantity and you must be flexible enough on the other hand you may book these tickets at the beginning of main tourist season for such a low price! The cheapest flights are available when departing from Dusseldorf, currently available already for €115. (all taxes and fees included, checked in luggage up to 23kgs is available for additional €20 round trip). Alternatively you may also fly from Berlin, in such case the chepest tickets are available for still convenient €184.
However, as mentioned there is only few travel dates available at this rate level. You should not delay with your booking if you are planning to visit this incredible island of "ice & fire". Country with its unique landscape offering from spotting volcanoes, waterfalls to whale watching and discovering incredible Geysir (this is actually where word "Geyser"came from). We are adding samples of travel dates currently available for said price below. (we have found the cheapest airfare between end of April, May and beginning of June 2016).
Booking samples
Dusseldorf - Reykjavik for €115 (travel sample 21st of April - 6th of May 2016)
Berlin - Iceland for €184 (travel sample 21st of April - 6th of May 2016)
London - Reykjavik for £101 (based on British Airways, travel sample 27.1. - 3.2.2016 from London)
Travel dates are the easiest to check directly with Air Berlin as they offer +-3 days searching tool to find out cheapest deal available.
Travel date samples (based on flights Dusseldorf - Reykjavik)
3. - 11.5.2016
10. - 25.5.
10.5. - 30.5.
Travel date samples (Berlin - Reykjavik)
21.4. - 6.5.2016
4. - 12.5.
19.5. - 2.6.
2. - 13.6.
Booking sample of cheap flight from Germany to Iceland for €115 here. In this case the flight is departing form Dusseldorf on 10th of May and returning back from Reykjavik to Germany on 25th of May 2016.