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550 Schedule and Arrival Times

550Bus · Sound Transit

The 550 is one of the most popular cross-lake routes in the Puget Sound region, connecting downtown Bellevue to downtown Seattle via I-90. It's a lifeline for commuters traveling between the two cities.

Live Arrivals Along the 550

Refreshes every 60s

Pike St & 6th Ave

U-District Station Capitol Hill
49U-District Station Capitol Hill
13 min
49U-District Station Capitol Hill
43 min

All 550 Stops

1Pike St & Convention Pl2Pike St & 6th Ave3Union St & 5th Ave4Union St & 4th Ave52nd Ave & Seneca St62nd Ave & Cherry St72nd Ave Ext S & Yesler Way84th Ave S & S Jackson St94th Ave S & S Washington St10N Mercer Way & 80th Ave SE - Bay 211N Mercer Way & 80th Ave SE - Bay 1124th Ave & Cherry St134th Ave & Seneca St14Bellevue Way NE & NE 4th St15110th Ave NE & NE 10th St16Bellevue Way SE & Main St17Bellevue Way SE & SE 3rd St18Bellevue Transit Center - Bay 919Bellevue Way SE & SE 11th St20Bellevue Way SE & SE 16th St21Bellevue Way SE & SE 10th St22Bellevue Transit Center - Bay 1223Bellevue Way NE & Main St24NE 4th St & 105th Ave NE254th Ave & Union St26South Bellevue Station Bus Plaza - Bay 127South Bellevue Station Bus Plaza - Bay 328NE 4th St & 108th Ave NE

550 Frequency and Hours

Buses run every 10-15 minutes during peak hours, every 15-30 minutes off-peak, and every 30 minutes on weekends. Service starts around 5:00 AM and runs until approximately midnight, with reduced weekend service.

Best Way to Check 550 Times

There are a few ways to check when the next 550 bus is coming. Transit apps like OneBusAway and Google Maps show real-time arrivals. Sound Transit's website and station signs also display live times. For daily commuters, a dedicated display like NextStop shows 550 arrival times on your desk or counter — always on, no phone required.