DST is observed in both London and Washington DC. Time difference between these two cities may change depending on the date DST begins and ends.
Time difference changes between London and Washington DC:
Distance from London to Washington DCBST to EDTLondon time to EDTBST to Washington DC time
|Till 10 March 2019||-5:0 hours|
|10 March 2019 to 31 March 2019||-4:0 hours|
|31 March 2019 to 27 October 2019||-5:0 hours|
|27 October 2019 to 03 November 2019||-4:0 hours|
|After 03 November 2019||-5:0 hours|