BHM to ORD flight delays & on-time performance
Nonstop flights from Birmingham-Shuttlesworth International Airport to Chicago O'Hare International Airport · 584 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BHM or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Birmingham (BHM) 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 9% arrived an hour or more late.
- Republic Airways was the most punctual airline here (85% on time); SkyWest Airlines was the least (55%).
- Departures scheduled around 1pm did best (91% on time); around 5pm did worst (61%).
- Tuesday was the most reliable day to fly (84% on time) and Sunday the least (74%).
- The largest source of delay minutes was late-arriving aircraft (34%).
Which airline is most on time from BHM 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 |
|---|---|---|---|---|---|
| PSA AirlinesRegional airline operating American Eagle flights. | 100% | 0.0% | 0 min | 0.0% | 2 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 85% | 0.9% | 13 min | 5.3% | 228 |
| Envoy AirRegional airline operating American Eagle flights. | 79% | 1.8% | 18 min | 8.3% | 779 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 55% | 2.8% | 51 min | 19.0% | 108 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am85%315 flights
- 7am84%114 flights
- 10am80%199 flights
- 11am83%65 flights
- 12pm86%14 flights
- 1pm91%54 flights
- 2pm70%47 flights
- 3pm75%30 flights
- 4pm64%48 flights
- 5pm61%164 flights
- 6pm63%59 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday77%4.2% cancelled
- Tuesday84%0.7% cancelled
- Wednesday79%0.7% cancelled
- Thursday81%0.6% cancelled
- Friday76%1.2% cancelled
- Saturday74%3.3% cancelled
- Sunday74%1.2% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft34%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion25%
- Extreme weather13%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather68%
- Air traffic control & airport congestion26%
- Airline (crew, maintenance, cleaning, fueling)5%
- Security0%
BHM to ORD: common questions
- How often are BHM 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 Birmingham to Chicago cancelled?
- 1.7% of scheduled flights were cancelled (19 of 1,117).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 85 min behind schedule on average, and 8.7% of flights were an hour or more late.
- How long is taxi time at BHM?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to BHM — 78% on time
More flights from Birmingham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BHM → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.