From Great Portland Street Underground Station Tube to Tower Hill Underground Station. 17 min £2. From Oxford Circus Stn Margaret St bus to Tower Hill, The Tower Of London. 22 min £2. From Marylebone taxi to Tower of London Station. 10 min £22. From Marylebone Uber to Tower of London Station. 10 min £11. From Marylebone walk to Tower of London Station. 1 h 13 min. From Beaumont Street, Marylebone Bikeshare to Tower Gardens , Tower. 30 min.