LASSEA
Las Vegas (Harry Reid International Airport) to Seattle (Seattle-Tacoma International Airport).
The flight from Las Vegas (LAS) to Seattle (SEA) takes 2h 7m on average, covering about 1,000 miles. Across 8 flights we tracked, the fastest was 2h 4m and the slowest 2h 9m, with Southwest Airlines flying it most often.
Plan this routeAt a glance
- Avg flight time
- 2h 7m
- Distance
- 1,000 mi
- Fastest tracked
- 2h 4m
- Airlines
- 2
Airlines on this route
- Southwest Airlines88% of tracked flightsFlies it on: B737, Boeing 737 MAX 8, Boeing 737-800
- Delta Air Lines13% of tracked flightsFlies it on: Boeing 737-800
Aircraft we tracked
Flying the other way?
SEA to LAS flight time (9 tracked flights) →Flight times usually differ by direction — jet-stream winds make eastbound crossings faster than westbound ones.
Methodology: figures are aggregated from 8 real flights on this route tracked between 2026-05-27 and 2026-06-08, sourced from live flight data. Updated daily as new flights are observed.