LGA to ORD flight delays & on-time performance
Nonstop flights from LaGuardia Airport to Chicago O'Hare International Airport · 733 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGA or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New York (LGA) to Chicago (ORD) arrived on time 68% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.3% were cancelled, and 14% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (69% on time); United Airlines was the least (67%).
- Departures scheduled around 6am did best (91% on time); around 6pm did worst (48%).
- Saturday was the most reliable day to fly (73% on time) and Sunday the least (59%).
- The largest source of delay minutes was late-arriving aircraft (39%).
Which airline is most on time from LGA 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 |
|---|---|---|---|---|---|
| Delta Air Lines | 69% | 5.5% | 30 min | 15.9% | 2,306 |
| American Airlines | 69% | 4.6% | 30 min | 13.4% | 2,961 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 68% | 9.4% | 21 min | 10.7% | 1,288 |
| United Airlines | 67% | 4.1% | 29 min | 13.7% | 4,665 |
| Spirit Airlines | 65% | 6.7% | 33 min | 17.2% | 299 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 62% | 17.4% | 36 min | 11.8% | 92 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am91%916 flights
- 7am80%1,053 flights
- 8am80%840 flights
- 9am79%683 flights
- 10am78%564 flights
- 11am68%696 flights
- 12pm71%386 flights
- 1pm75%347 flights
- 2pm67%1,057 flights
- 3pm65%403 flights
- 4pm57%1,004 flights
- 5pm49%914 flights
- 6pm48%918 flights
- 7pm55%543 flights
- 8pm60%856 flights
- 9pm66%364 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday66%9.4% cancelled
- Tuesday72%6.1% cancelled
- Wednesday69%3.6% cancelled
- Thursday68%3.1% cancelled
- Friday70%3.4% cancelled
- Saturday73%3.5% cancelled
- Sunday59%7.1% 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%
- Air traffic control & airport congestion36%
- Airline (crew, maintenance, cleaning, fueling)20%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather64%
- Airline (crew, maintenance, cleaning, fueling)18%
- Air traffic control & airport congestion18%
- Security0%
LGA to ORD: common questions
- How often are LGA 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 New York to Chicago cancelled?
- 5.3% of scheduled flights were cancelled (610 of 11,611).
- How long are typical delays?
- Across all flights the average arrival delay was 29 min (early arrivals count as zero). Flights that were late arrived 86 min behind schedule on average, and 13.8% of flights were an hour or more late.
- How long is taxi time at LGA?
- Flights on this route spent 26 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to LGA — 67% on time
More flights from New York
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LGA → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.