Airport Comparison
| ALS | SEA | |
|---|---|---|
| Airport Name | San Luis Valley Regional/Bergman Field | Seattle-Tacoma International Airport |
| IATA Code | ALS | SEA |
| ICAO Code | KALS | KSEA |
| City | Alamosa | Seattle |
| Country | United States | United States |
| Timezone | America/Denver | America/Los_Angeles |
| Elevation | 7,540 ft | 432 ft |
| Coordinates | 37.440000, -105.870000 | 47.450000, -122.310000 |
Alamosa (ALS) to Seattle (SEA) Flight Distance
The flight distance from San Luis Valley Regional/Bergman Field (ALS) in Alamosa, United States to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 1,743 kilometers (1,083 miles / 941 nautical miles). The estimated flight time for this route is approximately 3h, flying northwest at a heading of 315°.
This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.
This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.
Time zone information: When it's 02:22 in Alamosa, it's 01:22 in Seattle.
There is a significant elevation difference of 7,108 feet between the two airports. Seattle-Tacoma International Airport sits lower than San Luis Valley Regional/Bergman Field. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.
The return flight from Seattle (SEA) to Alamosa (ALS) follows a heading of 124° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the San Luis Valley Regional/Bergman Field (ALS) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.