4th Ave & Seneca St Bus Arrival Times

Station Map

About the 550 and 554

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. Buses run every 10-15 minutes during peak hours, every 15-30 minutes off-peak, and every 30 minutes on weekends.

When Should You Leave?

That depends on how far you are from the stop. A common mistake is checking the arrival time but not accounting for your walk. If 4th Ave & Seneca St is a 5-minute walk from your home and the next bus is 7 minutes away, you need to leave now — not in 2 minutes. Real-time arrival displays help by giving you a constant, glanceable countdown so you can time your departure without repeatedly checking an app.

Nearby Stations

Frequently Asked Questions

When is the next bus at 4th Ave & Seneca St?

The arrival board on this page shows live bus arrival times at 4th Ave & Seneca St, updated every 60 seconds with real-time data from King County Metro and Sound Transit GPS tracking. You'll see accurate minute-by-minute countdowns rather than the static published schedule. If a bus is running late or ahead of schedule, the times here reflect that immediately. A green indicator means the arrival is being actively tracked in real time.

What bus routes stop at 4th Ave & Seneca St?

4th Ave & Seneca St is served by the 550 and 554. 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. Buses run every 10-15 minutes during peak hours, every 15-30 minutes off-peak, and every 30 minutes on weekends. You can see live arrivals for all routes at this stop on the arrival board above, which updates automatically throughout the day.

How often does the 550 run at 4th Ave & Seneca St?

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. Keep in mind that actual intervals can vary due to traffic, weather, or service disruptions — that's why the live arrival times on this page are more reliable than the published timetable for planning your trip.

What are the closest stops to 4th Ave & Seneca St?

The nearest stops to 4th Ave & Seneca St are 3rd Ave & Seneca St, Symphony, 2nd Ave & Seneca St, 4th Ave & Union St. Each has its own live arrivals page on this site. If you're flexible about where you board, checking multiple nearby stops can sometimes get you on a bus sooner — especially during off-peak hours when service is less frequent.

How accurate are the arrival times on this page?

The arrival times shown here come from real-time GPS tracking provided by King County Metro and Sound Transit, not from a static timetable. When a bus is delayed, running early, or experiencing a disruption, the times update to reflect the actual position of the vehicle. A green dot next to a time means it's a live-tracked prediction; a gray dot means the system is falling back to the published schedule for that particular trip.

Can I check 4th Ave & Seneca St arrivals without pulling out my phone?

Yes — that's exactly what NextStop Mini is built for. It's a small, always-on countertop display that shows live arrival times for 4th Ave & Seneca St and up to five other stops you choose. It connects to your Wi-Fi and updates automatically, so you just glance at it on your way out the door. No app to open, no phone to unlock. Setup takes under two minutes.