ORD to SBN flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to South Bend International Airport · 84 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or SBN right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to South Bend (SBN) arrived on time 64% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4.5% were cancelled, and 16% arrived an hour or more late.
- Departures scheduled around 8am did best (69% on time); around 5pm did worst (51%).
- Tuesday was the most reliable day to fly (68% on time) and Sunday the least (58%).
- The largest source of delay minutes was late-arriving aircraft (39%).
Which airline is most on time from ORD to SBN?
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 |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 100% | 0.0% | 0 min | 0.0% | 2 |
| United Airlines | 90% | 0.0% | 10 min | 10.0% | 10 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 64% | 4.5% | 32 min | 15.5% | 2,725 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am69%122 flights
- 9am67%174 flights
- 10am68%362 flights
- 12pm69%237 flights
- 1pm65%113 flights
- 2pm65%263 flights
- 3pm66%223 flights
- 4pm56%151 flights
- 5pm51%309 flights
- 6pm74%54 flights
- 7pm58%355 flights
- 9pm67%362 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday63%8.1% cancelled
- Tuesday68%2.6% cancelled
- Wednesday65%4.6% cancelled
- Thursday65%3.6% cancelled
- Friday65%4.5% cancelled
- Saturday63%4.0% cancelled
- Sunday58%3.8% 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 aircraft39%
- Airline (crew, maintenance, cleaning, fueling)34%
- Air traffic control & airport congestion19%
- Extreme weather7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather83%
- Air traffic control & airport congestion16%
- Airline (crew, maintenance, cleaning, fueling)1%
- Security0%
ORD to SBN: common questions
- How often are ORD to SBN flights on time?
- 64% 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 Chicago to South Bend cancelled?
- 4.5% of scheduled flights were cancelled (122 of 2,737).
- How long are typical delays?
- Across all flights the average arrival delay was 32 min (early arrivals count as zero). Flights that were late arrived 86 min behind schedule on average, and 15.5% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 34 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SBN to ORD — 66% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → SBN, nonstop flights by US airlines that report to the DOT. How we calculate this.