Wood elf: 35
Monk 14: +25
Barbarian 5: +10
Mobile feat: +10
Transmuter's Stone (loaned):+10
Magic Initiate (feat) - Longstrider: +10
Speed: 100'
Haste (cast by ally): 200'
In a round:
Action: Dash
Step of the Wind: Dash (bonus)
Haste: Dash (extra action)
Total: 600' in 6 seconds.
If Monk 13/Barbarian 5/Fighter 2, gain access to Action Surge. Base speed drops to 95' (Hasted to 190').
In a round:
Action: Dash
Step of the Wind: Dash (bonus)
Haste: Dash (extra action)
Action Surge: Dash (extra action)
Total: 760' in 6 seconds.