✈ BOS → SEA
5H 31M FROM BOSTON TO SEATTLE. JET LAG IS NOW YOUR PERSONALITY.
Flight from Boston to Seattle
From Logan (BOS), USA North America → Sea-Tac (SEA), USA North America
↔ Flying the other way? Seattle → Boston
How long is the flight from Boston to Seattle?
A nonstop flight from Boston (BOS) to Seattle (SEA) takes about 5 hours 31 minutes, covering a great-circle distance of 2,489 miles (4,005 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
5h 31m
Nonstop, scheduled
Distance
2,489 mi
4,005 km · great-circle
Avg speed
726 km/h
Door-to-door including taxi
Time zones & jet lag
Boston timezone
UTC-4
America/New_York
Seattle timezone
UTC-7
America/Los_Angeles
Time difference
-3h
3 hours behind
Jet lag (rough)
~2.1d
Westward — easier
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.
Flights from Boston
Nearest destinations
- Boston → New York
- Boston → Toronto
- Boston → Chicago
- Boston → Atlanta
- Boston → Miami
- Boston → Dallas
- Boston → Cancun
- Boston → Mexico City
- Boston → Las Vegas
- Boston → Vancouver
Long-haul from Boston
- Boston → Melbourne
- Boston → Sydney
- Boston → Bali (Denpasar)
- Boston → Singapore
- Boston → Kuala Lumpur
- Boston → Auckland
- Boston → Bangkok
- Boston → Manila
- Boston → Hong Kong
- Boston → Johannesburg
More flights to North America
Flights to Seattle
Nearest origins
- Vancouver → Seattle
- San Francisco → Seattle
- Las Vegas → Seattle
- Los Angeles → Seattle
- Dallas → Seattle
- Chicago → Seattle
- Toronto → Seattle
- Atlanta → Seattle
- Mexico City → Seattle
- New York → Seattle
Long-haul to Seattle
- Johannesburg → Seattle
- Cape Town → Seattle
- Nairobi → Seattle
- Melbourne → Seattle
- Bali (Denpasar) → Seattle
- Kuala Lumpur → Seattle
- Singapore → Seattle
- Sydney → Seattle
- Mumbai → Seattle
- Abu Dhabi → Seattle