Dear Steemians,
Source: tripadvisor.com
With Ryanair you can fly from Frankfurt to London for 9,99 Euro.
Flights are available until 23rd of February.
You can book here:
https://www.ryanair.com/de/de/booking/home/FRA/STN/2018-01-23/2018-01-25/2/0/0/0
Have fun