# Distance between Seattle, WA (BFI) and Boise, ID (BOI)

Flight distance from Seattle to Boise (Seattle Boeing Field – Boise Airport) is 402 miles / 647 kilometers / 350 nautical miles. Estimated flight time is 1 hour 15 minutes.

Driving distance from Seattle (BFI) to Boise (BOI) is 494 miles / 795 kilometers and travel time by car is about 8 hours 44 minutes.

## Map of flight path and driving directions from Seattle to Boise.

Shortest flight path between Seattle Boeing Field (BFI) and Boise Airport (BOI).

## How far is Boise from Seattle?

There are several ways to calculate distances between Seattle and Boise. Here are two common methods:

Vincenty's formula (applied above)
• 402.284 miles
• 647.413 kilometers
• 349.575 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
• 401.763 miles
• 646.576 kilometers
• 349.123 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 Seattle Boeing Field
City: Seattle, WA
Country: United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

B Boise Airport
City: Boise, ID
Country: United States
IATA Code: BOI
ICAO Code: KBOI
Coordinates: 43°33′51″N, 116°13′22″W

## Time difference and current local times

The time difference between Seattle and Boise is 1 hour. Boise is 1 hour ahead of Seattle.

PST

MST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 84 kg (186 pounds).

## Frequent Flyer Miles Calculator

Seattle (BFI) → Boise (BOI).

Distance:
402
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
402

Round trip?