ORD to LNS flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Lancaster Airport · 620 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or LNS 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 Lancaster (LNS) arrived on time 63% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 6.9% were cancelled, and 15% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 11am did best (69% on time); around 5pm did worst (55%).
- Wednesday was the most reliable day to fly (73% on time) and Thursday the least (50%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (51%).
Which airline is most on time from ORD to LNS?
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. | 63% | 6.9% | 37 min | 15.2% | 102 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am69%37 flights
- 4pm57%28 flights
- 5pm55%32 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%12.5% cancelled
- Tuesday50%0.0% cancelled
- Wednesday73%11.8% cancelled
- Thursday50%5.6% cancelled
- Friday65%5.6% cancelled
- Saturday71%12.5% cancelled
- Sunday63%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)51%
- Extreme weather32%
- Late-arriving aircraft9%
- Air traffic control & airport congestion8%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather86%
- Air traffic control & airport congestion14%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
ORD to LNS: common questions
- How often are ORD to LNS flights on time?
- 63% 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 Lancaster cancelled?
- 6.9% of scheduled flights were cancelled (7 of 102).
- How long are typical delays?
- Across all flights the average arrival delay was 37 min (early arrivals count as zero). Flights that were late arrived 98 min behind schedule on average, and 15.2% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 36 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LNS to ORD — 71% on time
More flights from Chicago
More flights to Lancaster
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → LNS, nonstop flights by US airlines that report to the DOT. How we calculate this.