Historical on-time performance
Washington to Chattanooga
523 miData through Dec 2025Source: US DOT · BTS
No flights recorded for last 12 months on this route.
By airline
How each carrier compares
No airline figures for this window yet.
Why flights run late
Delay causes
Delay-cause data appears once delayed flights are recorded for this window.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DCA → CHA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 66% to 68% on time.
- Evenings68% on time · p90 70 min · 550 flights
- Overnights66% on time · p90 85 min · 267 flights
- Afternoons66% on time · p90 65 min · 77 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 63% to 71% on time.
- Mondays71% on time · p90 70 min · 151 flights · limited
- Tuesdays70% on time · p90 70 min · 151 flights · limited
- Wednesdays70% on time · p90 85 min · 151 flights · limited
- Thursdays67% on time · p90 75 min · 144 flights · limited
- Sundays63% on time · p90 95 min · 150 flights · limited
- Fridays63% on time · p90 65 min · 147 flights · limited
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