ORD to MSY flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Louis Armstrong New Orleans International Airport · 837 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or MSY 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 New Orleans (MSY) arrived on time 75% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.3% were cancelled, and 11% arrived an hour or more late.
- Envoy Air was the most punctual airline here (83% on time); American Airlines was the least (61%).
- Departures scheduled around 7am did best (88% on time); around 8pm did worst (59%).
- Tuesday was the most reliable day to fly (79% on time) and Monday the least (71%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from ORD to MSY?
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 |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 83% | 2.2% | 10 min | 6.2% | 445 |
| Frontier Airlines | 82% | 0.0% | 23 min | 18.2% | 11 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 80% | 1.8% | 15 min | 8.7% | 388 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 79% | 1.8% | 13 min | 6.5% | 109 |
| United Airlines | 76% | 1.3% | 17 min | 8.7% | 843 |
| Spirit Airlines | 70% | 6.3% | 25 min | 15.5% | 206 |
| American Airlines | 61% | 3.0% | 35 min | 19.9% | 401 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am88%200 flights
- 8am82%226 flights
- 9am88%204 flights
- 10am85%385 flights
- 11am88%57 flights
- 12pm80%145 flights
- 1pm80%133 flights
- 2pm66%159 flights
- 3pm80%86 flights
- 4pm73%40 flights
- 6pm52%61 flights
- 7pm62%233 flights
- 8pm59%312 flights
- 9pm62%144 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%2.5% cancelled
- Tuesday79%1.2% cancelled
- Wednesday77%0.3% cancelled
- Thursday79%2.0% cancelled
- Friday74%3.3% cancelled
- Saturday77%3.5% cancelled
- Sunday71%3.1% 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 aircraft48%
- Airline (crew, maintenance, cleaning, fueling)27%
- Air traffic control & airport congestion17%
- Extreme weather8%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather69%
- Air traffic control & airport congestion20%
- Airline (crew, maintenance, cleaning, fueling)11%
- Security0%
ORD to MSY: common questions
- How often are ORD to MSY flights on time?
- 75% 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 New Orleans cancelled?
- 2.3% of scheduled flights were cancelled (55 of 2,403).
- How long are typical delays?
- Across all flights the average arrival delay was 19 min (early arrivals count as zero). Flights that were late arrived 73 min behind schedule on average, and 10.6% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 27 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MSY to ORD — 78% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → MSY, nonstop flights by US airlines that report to the DOT. How we calculate this.