How far is Seattle, WA, from Hyannis, MA?
The distance between Hyannis (Cape Cod Gateway Airport) and Seattle (Seattle Boeing Field) is 2549 miles / 4103 kilometers / 2215 nautical miles.
The driving distance from Hyannis (HYA) to Seattle (BFI) is 2998 miles / 4825 kilometers, and travel time by car is about 55 hours 39 minutes.
Cape Cod Gateway Airport – Seattle Boeing Field
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Distance from Hyannis to Seattle
There are several ways to calculate the distance from Hyannis to Seattle. Here are two standard methods:
Vincenty's formula (applied above)- 2549.185 miles
- 4102.515 kilometers
- 2215.181 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- 2542.363 miles
- 4091.536 kilometers
- 2209.253 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 Hyannis to Seattle?
The estimated flight time from Cape Cod Gateway Airport to Seattle Boeing Field is 5 hours and 19 minutes.
What is the time difference between Hyannis and Seattle?
The time difference between Hyannis and Seattle is 3 hours. Seattle is 3 hours behind Hyannis.
Flight carbon footprint between Cape Cod Gateway Airport (HYA) and Seattle Boeing Field (BFI)
On average, flying from Hyannis to Seattle generates about 281 kg of CO2 per passenger, and 281 kilograms equals 619 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Hyannis to Seattle
See the map of the shortest flight path between Cape Cod Gateway Airport (HYA) and Seattle Boeing Field (BFI).
Airport information
| Origin | 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 |
| Destination | Seattle Boeing Field |
|---|---|
| City: | Seattle, WA |
| Country: | United States |
| IATA Code: | BFI |
| ICAO Code: | KBFI |
| Coordinates: | 47°31′47″N, 122°18′7″W |