Historical on-time performance
Washington to Cleveland
288 miData through Dec 2025Source: US DOT · BTS
Flights on IAD–CLE arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 860 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- United AirlinesOn-time84%Medianon timep9035 minCancel0.7%Flights585
- Republic AirwaysOn-time82%Medianon timep9025 minCancel2.2%Flights275
Why flights run late
Delay causes
- Airline34%
- Weather9%
- Air traffic (NAS)16%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
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 (2023-01 .. 2025-12).
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 · 493 flights
- Middays90% on time · p90 10 min · 447 flights
- Overnights80% on time · p90 35 min · 865 flights
- Afternoons80% on time · p90 60 min · 84 flights · limited
- Evenings73% on time · p90 50 min · 584 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 87% on time.
- Tuesdays87% on time · p90 20 min · 385 flights
- Wednesdays86% on time · p90 20 min · 371 flights
- Mondays83% on time · p90 20 min · 402 flights
- Saturdays82% on time · p90 30 min · 228 flights
- Fridays82% on time · p90 30 min · 369 flights
- Sundays82% on time · p90 25 min · 341 flights
- Thursdays79% on time · p90 35 min · 377 flights
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