The company is offering special rates, discounted by up to 50%, for its Economy Light service (basically Uber X, eg a Toyota Prius) on public holidays in May. And there are lots of holidays in May!
Weekend: Thursday 26th April – Tuesday 1st May
Weekend: Thursday 3rd May – Sunday 6th May
Ascension Day: Wednesday 9th May – Sunday 13th May
Whitsunday/Pentecost: Thursday 17th May – Monday 21st May
Weekend: Thursday 24th May – Sunday 27th May
Corpus Christi: Wednesday 30th May – Sunday 3rd June
Here are the fixed one-way prices to the city centre:
Berlin to / from Tegel: €19.99
Berlin to / from Schoenefeld: €29.99
Paris to / from CDG: €29.99
Paris to / from Orly: €29.99
London to / from Heathrow: £29.99
London to / from London City: £19.99
Stockholm to / from Bromma: €29.99
Madrid to / from MAD: €19.99
Rome to / from Fiumicino: €29.99
Rome to / from Ciampino: €19.99
You must pre-book by 15th April at the Sixt mydriver website to get these rates. The offer is not mentioned on the home page but the price will come up when you search on a qualifying date.
EDIT: Code SAVE10UK gets a further £10 off the UK fares and CHAUFFEUR10 gets a further €10 off EU fares
You can also earn airline miles with these trips. Click ‘Add additional information’ on the payment screen and you can enter a Virgin Atlantic, Miles & More, KrisFlyer or Asia Miles number. With Virgin Atlantic you will earn 3 miles per €1 – details are on the Flying Club website here.