RSW to ORD flight delays & on-time performance
Nonstop flights from Southwest Florida International Airport to Chicago O'Hare International Airport · 1,120 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at RSW or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Fort Myers (RSW) to Chicago (ORD) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.6% were cancelled, and 9% arrived an hour or more late.
- United Airlines was the most punctual airline here (81% on time); Spirit Airlines was the least (70%).
- Departures scheduled around 8am did best (94% on time); around 5pm did worst (48%).
- Wednesday was the most reliable day to fly (81% on time) and Sunday the least (72%).
- The largest source of delay minutes was air traffic control & airport congestion (41%).
Which airline is most on time from RSW 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 |
|---|---|---|---|---|---|
| United Airlines | 81% | 0.7% | 15 min | 6.3% | 1,612 |
| American Airlines | 75% | 1.7% | 24 min | 11.2% | 1,143 |
| Frontier Airlines | 71% | 2.8% | 29 min | 11.4% | 36 |
| Spirit Airlines | 70% | 5.3% | 25 min | 12.3% | 337 |
| Southwest Airlines | 56% | 1.9% | 35 min | 18.0% | 103 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am89%216 flights
- 7am91%303 flights
- 8am94%126 flights
- 9am93%294 flights
- 10am79%71 flights
- 11am82%347 flights
- 12pm88%403 flights
- 1pm69%146 flights
- 2pm76%240 flights
- 3pm62%148 flights
- 4pm64%415 flights
- 5pm48%148 flights
- 6pm63%191 flights
- 7pm54%111 flights
- 9pm56%64 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday74%2.1% cancelled
- Tuesday80%2.2% cancelled
- Wednesday81%0.5% cancelled
- Thursday81%0.9% cancelled
- Friday76%1.6% cancelled
- Saturday76%2.7% cancelled
- Sunday72%1.2% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion41%
- Late-arriving aircraft34%
- Airline (crew, maintenance, cleaning, fueling)19%
- Extreme weather6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather75%
- Airline (crew, maintenance, cleaning, fueling)19%
- Air traffic control & airport congestion6%
- Security0%
RSW to ORD: common questions
- How often are RSW to ORD flights on time?
- 77% 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 Fort Myers to Chicago cancelled?
- 1.6% of scheduled flights were cancelled (52 of 3,231).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 83 min behind schedule on average, and 9.1% of flights were an hour or more late.
- How long is taxi time at RSW?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to RSW — 76% on time
More flights from Fort Myers
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: RSW → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.