Historical on-time performance
Bangor to Chicago
Flights on BGR–ORD arrive on time 73% of the time over the last 12 months.
based on 572 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.
- Envoy AirOn-time81%Medianon timep9040 minCancel0.0%Flights124
- American AirlinesOn-time71%Medianon timep9060 minCancel1.6%Flights122
- Republic AirwaysOn-time70%Medianon timep9075 minCancel0.9%Flights326
Why flights run late
Delay causes
- Airline12%
- Weather5%
- Air traffic (NAS)46%
- Late aircraft37%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline20%
- Weather80%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 5 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 BGR → ORD
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 — 91% on time.
- Mornings91% on time · p90 5 min · 208 flights
- Middays79% on time · p90 45 min · 247 flights
- Afternoons75% on time · p90 45 min · 482 flights
- Evenings50% on time · p90 90 min · 387 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 65% to 80% on time.
- Tuesdays80% on time · p90 40 min · 151 flights · limited
- Wednesdays74% on time · p90 50 min · 162 flights · limited
- Mondays73% on time · p90 70 min · 179 flights · limited
- Saturdays70% on time · p90 40 min · 228 flights
- Thursdays69% on time · p90 55 min · 198 flights · limited
- Sundays69% on time · p90 85 min · 207 flights
- Fridays65% on time · p90 75 min · 199 flights · limited
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