✈ SEA → BRU

10H 13M. SEATTLE TO BRUSSELS. YOUR BACK WILL FILE A COMPLAINT.

Flight time
10h 13m
Distance
4,944 mi
Or
7,957 km
Jet lag
9h

Flight from Seattle to Brussels

From Sea-Tac (SEA), USA North America  →  Zaventem (BRU), Belgium Europe

↔ Flying the other way? Brussels → Seattle

How long is the flight from Seattle to Brussels?

A nonstop flight from Seattle (SEA) to Brussels (BRU) takes about 10 hours 13 minutes, covering a great-circle distance of 4,944 miles (7,957 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

10h 13m

Nonstop, scheduled

Distance

4,944 mi

7,957 km · great-circle

Avg speed

778 km/h

Door-to-door including taxi

Time zones & jet lag

Seattle timezone

UTC-7

America/Los_Angeles

Brussels timezone

UTC+2

Europe/Brussels

Time difference

+9h

9 hours ahead

Jet lag (rough)

~9d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 1178 kg CO₂
🚗 Car (alone) 1361 kg CO₂
🚆 Train 326 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.