DFWSEA
Dallas (Dallas/Fort Worth International Airport) to Seattle (Seattle-Tacoma International Airport).
The flight from Dallas (DFW) to Seattle (SEA) takes 3h 43m on average, covering about 1,772 miles. Across 10 flights we tracked, the fastest was 3h 36m and the slowest 3h 55m, with Alaska Airlines flying it most often.
Plan this routeAt a glance
- Avg flight time
- 3h 43m
- Distance
- 1,772 mi
- Fastest tracked
- 3h 36m
- Airlines
- 2
Airlines on this route
- Alaska Airlines60% of tracked flightsFlies it on: Boeing 737 MAX 9, Boeing 737-900
- American Airlines40% of tracked flightsFlies it on: Airbus A321neo
Aircraft we tracked
- Boeing 737 MAX 94×
- Airbus A321neo4×
- Boeing 737-9002×
Flying the other way?
SEA to DFW flight time (11 tracked flights) →Flight times usually differ by direction — jet-stream winds make eastbound crossings faster than westbound ones.
Methodology: figures are aggregated from 10 real flights on this route tracked between 2026-05-26 and 2026-06-08, sourced from live flight data. Updated daily as new flights are observed.