South Lake Union
311 Terry Ave N
Seattle, WA


Monday – Friday 5:30am – 10:00pm
Saturday 8:00am – 7:00pm
Sunday 8:00am – 5:00pm


Surpass expectations at Flow Fitness South Lake Union, a place that can be the highlight of your day and conveniently located in the heart of vibrant South Lake Union.

We strive to create a place that supports the fitness goals of everyone and makes the gym your favorite destination.  That’s why at Flow Fitness SLU, we take care to make sure our club is clean and well maintained, our staff is friendly, and our trainers and instructors are ready to help. We offer a full gym, almost 60 classes a week and training programs.  Whether you’re a class lover, avid gym goer or it’s your first time in fitness, you’ll find everything you need for success at Flow Fitness SLU.


Free WiFi

Complimentary Parking

M-F before 8:30 am and after 4pm. All day Saturday and Sunday.

Yoga/Barre Studio

Fitness Studio

Functional Training Area

Open Gym

Locker Rooms and Showers

Dry Sauna

Towel Service


Get 30 days for only $30

Unlimited Classes and Gym Access – Both Locations