Historical on-time performance
Dallas-Fort Worth to Seattle
Flights on DFW–SEA arrive on time 68% of the time over the last 12 months.
based on 5,201 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time78%Medianon timep9040 minCancel1.7%Flights710
- Alaska AirlinesOn-time70%Medianon timep9045 minCancel1.5%Flights1,756
- American AirlinesOn-time64%Medianon timep9060 minCancel2.8%Flights2,735
Why flights run late
Delay causes
- Airline33%
- Weather8%
- Air traffic (NAS)19%
- Late aircraft39%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline23%
- Weather75%
- Air traffic (NAS)2%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 115 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DFW → SEA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 56% to 77% on time.
- Middays77% on time · p90 35 min · 3,039 flights
- Mornings77% on time · p90 35 min · 4,700 flights
- Afternoons69% on time · p90 65 min · 2,645 flights
- Evenings61% on time · p90 70 min · 2,833 flights
- Overnights56% on time · p90 70 min · 1,785 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 71% on time.
- Tuesdays71% on time · p90 50 min · 2,040 flights
- Saturdays71% on time · p90 50 min · 1,943 flights
- Wednesdays71% on time · p90 55 min · 2,060 flights
- Fridays70% on time · p90 45 min · 2,260 flights
- Mondays70% on time · p90 55 min · 2,250 flights
- Thursdays70% on time · p90 55 min · 2,231 flights
- Sundays68% on time · p90 55 min · 2,218 flights
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