Distance between Seattle, WA (SEA) and Houston, TX (IAH)
Distance from Seattle to Houston (Seattle–Tacoma International Airport – Houston George Bush Intercontinental Airport) is 1874 miles / 3016 kilometers / 1628 nautical miles.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Seattle - Houston
How far is Houston from Seattle?
There are several ways to calculate distances between Seattle and Houston. Here are two common methods:
Vincenty's formula (applied above)- 1873.816 miles
- 3015.614 kilometers
- 1628.301 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- 1872.446 miles
- 3013.409 kilometers
- 1627.111 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).
Flight duration
Estimated flight time from Seattle–Tacoma International Airport (SEA) to Houston George Bush Intercontinental Airport (IAH) is 4 hours 2 minutes.
Time difference and current local times
The time difference between Seattle and Houston is 2 hours. Houston is 2 hours ahead of Seattle.
Time Difference
Seattle, WA
Houston, TX
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 206 kg (455 pounds).
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 | Houston George Bush Intercontinental Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States |
| IATA Code: | IAH |
| ICAO Code: | KIAH |
| Coordinates: | 29°59′3″N, 95°20′29″W |
Seattle to Houston flight path
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Houston George Bush Intercontinental Airport (IAH).
Frequent Flyer Miles Calculator
Seattle (SEA) → Houston (IAH).
In total
Round trip?