How far is Hyannis, MA, from Seattle, WA?
The distance between Seattle (Seattle–Tacoma International Airport) and Hyannis (Cape Cod Gateway Airport) is 2551 miles / 4105 kilometers / 2216 nautical miles.
The driving distance from Seattle (SEA) to Hyannis (HYA) is 2999 miles / 4827 kilometers, and travel time by car is about 55 hours 42 minutes.
Seattle–Tacoma International Airport – Cape Cod Gateway Airport
Search flights
Distance from Seattle to Hyannis
There are several ways to calculate the distance from Seattle to Hyannis. Here are two standard methods:
Vincenty's formula (applied above)- 2550.541 miles
- 4104.698 kilometers
- 2216.359 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- 2543.715 miles
- 4093.713 kilometers
- 2210.428 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 Hyannis?
The estimated flight time from Seattle–Tacoma International Airport to Cape Cod Gateway Airport is 5 hours and 19 minutes.
What is the time difference between Seattle and Hyannis?
The time difference between Seattle and Hyannis is 3 hours. Hyannis is 3 hours ahead of Seattle.
Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Cape Cod Gateway Airport (HYA)
On average, flying from Seattle to Hyannis generates about 281 kg of CO2 per passenger, and 281 kilograms equals 620 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 Hyannis
See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Cape Cod Gateway Airport (HYA).
Airport information
| Origin | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States  |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
| Destination | Cape Cod Gateway Airport |
|---|---|
| City: | Hyannis, MA |
| Country: | United States |
| IATA Code: | HYA |
| ICAO Code: | KHYA |
| Coordinates: | 41°40′9″N, 70°16′49″W |