SEA to DFW Route Guide
Seattle, United States → Dallas, United States
Quick answer
KSEA (Seattle, United States) to KDFW (Dallas, United States) is a 1,441 NM (2,669 km / 1,658 mi) great-circle route with an initial bearing of 118° (ESE). Typical cruise altitude FL350, expected flight time 3h 37m, common aircraft: Boeing 737-800, Airbus A320neo, Airbus A321neo.
Distance
1,441 NM
2,669 km / 1,658 mi
Initial Bearing
118° (ESE)
True heading at departure
Typical Cruise
FL350
35,000 ft
Block Time
3h 37m
Typical jet, no wind correction
Fuel Estimate
5,823 kg
Single-aisle equivalent + reserve
Departure Elevation
433 ft
KSEA
Arrival Elevation
607 ft
KDFW
What aircraft fly this route?
For a 1,441 NM mission, operators typically deploy:
- Boeing 737-800
- Airbus A320neo
- Airbus A321neo
- Boeing 737 MAX 8
Weather considerations
Pilots flying SEA-DFW should brief METARs and TAFs at both ends, plus any en-route SIGMETs.
Frequently asked questions
What is the distance between SEA and DFW?
1,441 nautical miles (2,669 km / 1,658 statute miles) great-circle.
How long is the flight from Seattle to Dallas?
Approximately 3h 37m block-to-block for a typical commercial jet, depending on aircraft type and winds.
What aircraft typically fly SEA-DFW?
Common types include Boeing 737-800, Airbus A320neo, Airbus A321neo, Boeing 737 MAX 8 depending on operator and demand.
What altitude do flights cruise at?
Most flights at this distance cruise around FL350 (35,000 ft), though winds and traffic affect filed altitude.
What initial heading is the route?
118° true (ESE). Track varies along the route due to great-circle curvature.
Plan your next flight with confidence
Free aviation tools: METAR decoder, fuel calculator, weather, and live tracking.
Start Free →