RAP to ORD flight delays & on-time performance
Nonstop flights from Rapid City Regional Airport to Chicago O'Hare International Airport · 780 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at RAP or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Rapid City (RAP) to Chicago (ORD) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.7% were cancelled, and 10% arrived an hour or more late.
- United Airlines was the most punctual airline here (74% on time); SkyWest Airlines was the least (72%).
- Departures scheduled around 3pm did best (80% on time); around 9am did worst (57%).
- Wednesday was the most reliable day to fly (80% on time) and Sunday the least (69%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (45%).
Which airline is most on time from RAP 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 |
|---|---|---|---|---|---|
| United Airlines | 74% | 1.7% | 33 min | 10.0% | 175 |
| Envoy AirRegional airline operating American Eagle flights. | 73% | 1.5% | 23 min | 9.5% | 270 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 72% | 2.0% | 24 min | 10.8% | 247 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am78%89 flights
- 9am57%53 flights
- 11am76%60 flights
- 12pm65%126 flights
- 1pm77%246 flights
- 3pm80%73 flights
- 6pm62%43 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%1.9% cancelled
- Tuesday78%3.2% cancelled
- Wednesday80%1.1% cancelled
- Thursday74%0.0% cancelled
- Friday70%1.9% cancelled
- Saturday69%4.3% cancelled
- Sunday69%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)45%
- Air traffic control & airport congestion26%
- Late-arriving aircraft21%
- Extreme weather8%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather67%
- Air traffic control & airport congestion25%
- Airline (crew, maintenance, cleaning, fueling)8%
- Security0%
RAP to ORD: common questions
- How often are RAP to ORD flights on time?
- 73% 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 Rapid City to Chicago cancelled?
- 1.7% of scheduled flights were cancelled (12 of 692).
- How long are typical delays?
- Across all flights the average arrival delay was 26 min (early arrivals count as zero). Flights that were late arrived 91 min behind schedule on average, and 10.1% of flights were an hour or more late.
- How long is taxi time at RAP?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to RAP — 79% on time
More flights from Rapid City
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: RAP → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.