# Distance between Seattle, WA (SEA) and Terrace (YXT)

Flight distance from Seattle to Terrace (Seattle–Tacoma International Airport – Northwest Regional Airport Terrace-Kitimat) is 557 miles / 896 kilometers / 484 nautical miles. Estimated flight time is 1 hour 33 minutes.

Driving distance from Seattle (SEA) to Terrace (YXT) is 930 miles / 1496 kilometers and travel time by car is about 18 hours 57 minutes.

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

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Northwest Regional Airport Terrace-Kitimat (YXT).

## How far is Terrace from Seattle?

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

Vincenty's formula (applied above)
• 556.541 miles
• 895.665 kilometers
• 483.621 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
• 555.925 miles
• 894.674 kilometers
• 483.085 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 Northwest Regional Airport Terrace-Kitimat
City: Terrace
IATA Code: YXT
ICAO Code: CYXT
Coordinates: 54°28′6″N, 128°34′33″W

## Time difference and current local times

There is no time difference between Seattle and Terrace.

PST

PST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 107 kg (236 pounds).

## Frequent Flyer Miles Calculator

Seattle (SEA) → Terrace (YXT).

Distance:
557
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
557

Round trip?