Air Miles Calculator

Distance between Baltimore, MD (BWI) and Boston, MA (BOS)

Flight distance from Baltimore to Boston (Baltimore–Washington International Airport – Logan International Airport) is 370 miles / 595 kilometers / 321 nautical miles. Estimated flight time is 1 hour 11 minutes.

Driving distance from Baltimore (BWI) to Boston (BOS) is 410 miles / 660 kilometers and travel time by car is about 7 hours 46 minutes.

Map of flight path and driving directions from Baltimore to Boston.

Shortest flight path between Baltimore–Washington International Airport (BWI) and Logan International Airport (BOS).

How far is Boston from Baltimore?

There are several ways to calculate distances between Baltimore and Boston. Here are two common methods:

Vincenty's formula (applied above)
  • 369.563 miles
  • 594.754 kilometers
  • 321.142 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
  • 369.129 miles
  • 594.055 kilometers
  • 320.764 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).

Airport information


A Baltimore–Washington International Airport
City: Baltimore, MD
Country: United States Flag of United States
IATA Code: BWI
ICAO Code: KBWI
Coordinates: 39°10′31″N, 76°40′5″W

B Logan International Airport
City: Boston, MA
Country: United States Flag of United States
IATA Code: BOS
ICAO Code: KBOS
Coordinates: 42°21′51″N, 71°0′18″W

Time difference and current local times

There is no time difference between Baltimore and Boston.

Time Difference

Baltimore, MD

 EST

Boston, MA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 79 kg (175 pounds).

Frequent Flyer Miles Calculator

Baltimore (BWI) → Boston (BOS).

Distance:
370
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
370

Round trip?