Air Miles Calculator logo

How far is Bellingham, WA, from Watertown, SD?

The distance between Watertown (Watertown Regional Airport) and Bellingham (Bellingham International Airport) is 1226 miles / 1973 kilometers / 1066 nautical miles.

The driving distance from Watertown (ATY) to Bellingham (BLI) is 1653 miles / 2661 kilometers, and travel time by car is about 28 hours 45 minutes.

Watertown Regional Airport – Bellingham International Airport

Distance arrow
1226
Miles
Distance arrow
1973
Kilometers
Distance arrow
1066
Nautical miles

Search flights

Distance from Watertown to Bellingham

There are several ways to calculate the distance from Watertown to Bellingham. Here are two standard methods:

Vincenty's formula (applied above)
  • 1226.201 miles
  • 1973.380 kilometers
  • 1065.540 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 1222.833 miles
  • 1967.958 kilometers
  • 1062.613 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 Watertown to Bellingham?

The estimated flight time from Watertown Regional Airport to Bellingham International Airport is 2 hours and 49 minutes.

Flight carbon footprint between Watertown Regional Airport (ATY) and Bellingham International Airport (BLI)

On average, flying from Watertown to Bellingham generates about 162 kg of CO2 per passenger, and 162 kilograms equals 358 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Watertown to Bellingham

See the map of the shortest flight path between Watertown Regional Airport (ATY) and Bellingham International Airport (BLI).

Airport information

Origin Watertown Regional Airport
City: Watertown, SD
Country: United States Flag of United States
IATA Code: ATY
ICAO Code: KATY
Coordinates: 44°54′50″N, 97°9′16″W
Destination Bellingham International Airport
City: Bellingham, WA
Country: United States Flag of United States
IATA Code: BLI
ICAO Code: KBLI
Coordinates: 48°47′34″N, 122°32′16″W