ORD to JST flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to John Murtha Johnstown Cambria County Airport · 487 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or JST 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 Johnstown (JST) arrived on time 64% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.8% were cancelled, and 18% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Sunday was the most reliable day to fly (70% on time) and Friday the least (56%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (38%).
Which airline is most on time from ORD to JST?
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. | 64% | 5.8% | 67 min | 18.1% | 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.
- Monday62%17.3% cancelled
- Tuesday61%0.0% cancelled
- Wednesday66%5.9% cancelled
- Thursday64%2.0% cancelled
- Friday56%3.8% cancelled
- Saturday69%5.8% cancelled
- Sunday70%5.8% 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)38%
- Extreme weather30%
- Late-arriving aircraft17%
- Air traffic control & airport congestion15%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather76%
- Air traffic control & airport congestion24%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
ORD to JST: common questions
- How often are ORD to JST 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 Johnstown cancelled?
- 5.8% of scheduled flights were cancelled (21 of 362).
- How long are typical delays?
- Across all flights the average arrival delay was 67 min (early arrivals count as zero). Flights that were late arrived 182 min behind schedule on average, and 18.1% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 32 min taxiing from the gate to takeoff on average.
Related routes
Return trip: JST to ORD — 68% on time
More flights from Chicago
More flights to Johnstown
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → JST, nonstop flights by US airlines that report to the DOT. How we calculate this.