Distance between Seattle, WA (SEA) and Boston, MA (BOS)
Flight distance from Seattle to Boston (Seattle–Tacoma International Airport – Logan International Airport) is 2496 miles / 4016 kilometers / 2169 nautical miles. Estimated flight time is 5 hours 13 minutes.
Driving distance from Seattle (SEA) to Boston (BOS) is 2942 miles / 4734 kilometers and travel time by car is about 54 hours 27 minutes.
Seattle – Boston
How far is Boston from Seattle?
There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:
Vincenty's formula (applied above)- 2495.684 miles
- 4016.415 kilometers
- 2168.690 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.
Haversine formula- 2488.911 miles
- 4005.514 kilometers
- 2162.805 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Seattle to Boston?
Estimated flight time from Seattle–Tacoma International Airport to Logan International Airport is 5 hours 13 minutes.
What is the time difference between Seattle and Boston?
The time difference between Seattle and Boston is 3 hours. Boston is 3 hours ahead of Seattle.
Seattle time to Boston time converter
Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Logan International Airport (BOS)
On average flying from Seattle to Boston generates about 275 kg of CO2 per passenger, 275 kilograms is equal to 606 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Seattle to Boston
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Logan International Airport (BOS).
Airport information
Origin | Seattle–Tacoma International Airport |
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City: | Seattle, WA |
Country: | United States ![]() |
IATA Code: | SEA |
ICAO Code: | KSEA |
Coordinates: | 47°26′56″N, 122°18′32″W |
Destination | Logan International Airport |
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City: | Boston, MA |
Country: | United States ![]() |
IATA Code: | BOS |
ICAO Code: | KBOS |
Coordinates: | 42°21′51″N, 71°0′18″W |
Airlines flying from Seattle (SEA) to Boston (BOS)
Alaska Airlines |
American Airlines |
JetBlue Airways |