JST to ORD flight delays & on-time performance
Nonstop flights from John Murtha Johnstown Cambria County Airport to Chicago O'Hare International Airport · 487 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at JST or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Johnstown (JST) to Chicago (ORD) arrived on time 68% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 6.4% were cancelled, and 23% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Saturday was the most reliable day to fly (77% on time) and Thursday the least (62%).
- The largest source of delay minutes was late-arriving aircraft (52%).
Which airline is most on time from JST 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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 68% | 6.4% | 56 min | 22.6% | 362 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday63%7.7% cancelled
- Tuesday71%5.8% cancelled
- Wednesday69%5.9% cancelled
- Thursday62%10.0% cancelled
- Friday71%1.9% cancelled
- Saturday77%5.8% cancelled
- Sunday63%7.7% 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 aircraft52%
- Air traffic control & airport congestion22%
- Extreme weather14%
- Airline (crew, maintenance, cleaning, fueling)13%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather78%
- Air traffic control & airport congestion17%
- Airline (crew, maintenance, cleaning, fueling)4%
- Security0%
JST to ORD: common questions
- How often are JST to ORD flights on time?
- 68% 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 Johnstown to Chicago cancelled?
- 6.4% of scheduled flights were cancelled (23 of 362).
- How long are typical delays?
- Across all flights the average arrival delay was 56 min (early arrivals count as zero). Flights that were late arrived 172 min behind schedule on average, and 22.6% of flights were an hour or more late.
- How long is taxi time at JST?
- Flights on this route spent 19 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: JST → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.