# Distance between Seattle, WA (SEA) and Smithers (YYD)

Flight distance from Seattle to Smithers (Seattle–Tacoma International Airport – Smithers Airport) is 552 miles / 888 kilometers / 480 nautical miles. Estimated flight time is 1 hour 32 minutes.

Driving distance from Seattle (SEA) to Smithers (YYD) is 805 miles / 1295 kilometers and travel time by car is about 16 hours 29 minutes.

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

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Smithers Airport (YYD).

## How far is Smithers from Seattle?

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

Vincenty's formula (applied above)
• 551.842 miles
• 888.104 kilometers
• 479.538 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
• 551.354 miles
• 887.318 kilometers
• 479.114 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–Tacoma International Airport
City: Seattle, WA
Country: United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B Smithers Airport
City: Smithers
IATA Code: YYD
ICAO Code: CYYD
Coordinates: 54°49′28″N, 127°10′58″W

## Time difference and current local times

There is no time difference between Seattle and Smithers.

PST

PST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 106 kg (234 pounds).

## Frequent Flyer Miles Calculator

Seattle (SEA) → Smithers (YYD).

Distance:
552
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
552

Round trip?