Historical on-time performance
Washington to Cleveland
Flights on IAD–CLE arrive on time 82% of the time over the last 12 months.
based on 770 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- United AirlinesOn-time83%Medianon timep9035 minCancel0.6%Flights657
- Republic AirwaysOn-time77%Medianon timep9060 minCancel3.5%Flights113
Why flights run late
Delay causes
- Airline34%
- Weather9%
- Air traffic (NAS)15%
- Late aircraft43%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline38%
- Weather50%
- Air traffic (NAS)13%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 8 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 IAD → CLE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 94% on time.
- Mornings94% on time · p90 5 min · 456 flights
- Middays88% on time · p90 15 min · 452 flights
- Overnights81% on time · p90 30 min · 854 flights
- Evenings72% on time · p90 55 min · 629 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 85% on time.
- Tuesdays85% on time · p90 25 min · 373 flights
- Wednesdays84% on time · p90 30 min · 361 flights
- Saturdays84% on time · p90 25 min · 249 flights
- Mondays84% on time · p90 20 min · 392 flights
- Fridays84% on time · p90 30 min · 371 flights
- Sundays81% on time · p90 30 min · 352 flights
- Thursdays77% on time · p90 35 min · 377 flights
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