BGR to ORD flight delays & on-time performance
Nonstop flights from Bangor International Airport to Chicago O'Hare International Airport · 978 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BGR or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Bangor (BGR) to Chicago (ORD) arrived on time 78% of the time in Aug 2025 – Jul 2026, in line with the national average.
- 1.7% were cancelled, and 10% arrived an hour or more late.
- Envoy Air was the most punctual airline here (85% on time); American Airlines was the least (75%).
- Departures scheduled around 7am did best (96% on time); around 5pm did worst (56%).
- Wednesday was the most reliable day to fly (83% on time) and Friday the least (74%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (40%).
Which airline is most on time from BGR to ORD?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 85% | 0.0% | 11 min | 5.6% | 107 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 80% | 1.4% | 19 min | 8.2% | 222 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 75% | 2.8% | 24 min | 10.9% | 141 |
| American Airlines | 75% | 2.3% | 44 min | 12.0% | 222 |
| United Airlines | 60% | 0.0% | 82 min | 40.0% | 5 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am86%145 flights
- 7am96%50 flights
- 9am93%70 flights
- 12pm79%162 flights
- 4pm72%150 flights
- 5pm56%91 flights
- 6pm65%25 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday78%4.8% cancelled
- Tuesday79%0.0% cancelled
- Wednesday83%1.1% cancelled
- Thursday82%2.8% cancelled
- Friday74%1.8% cancelled
- Saturday76%1.0% cancelled
- Sunday76%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)40%
- Late-arriving aircraft33%
- Air traffic control & airport congestion24%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather92%
- Airline (crew, maintenance, cleaning, fueling)8%
- Air traffic control & airport congestion0%
- Security0%
BGR to ORD: common questions
- How often are BGR to ORD flights on time?
- 78% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Bangor to Chicago cancelled?
- 1.7% of scheduled flights were cancelled (12 of 697).
- How long are typical delays?
- Across all flights the average arrival delay was 27 min (early arrivals count as zero). Flights that were late arrived 120 min behind schedule on average, and 9.8% of flights were an hour or more late.
- How long is taxi time at BGR?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to BGR — 77% on time
More flights from Bangor
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BGR → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.