FLL to MDW flight delays & on-time performance
Nonstop flights from Fort Lauderdale Hollywood International Airport to Chicago Midway International Airport · 1,167 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at FLL or MDW right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Fort Lauderdale (FLL) to Chicago (MDW) arrived on time 71% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.3% were cancelled, and 8% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 7am did best (96% on time); around 6pm did worst (38%).
- Wednesday was the most reliable day to fly (80% on time) and Sunday the least (64%).
- The largest source of delay minutes was late-arriving aircraft (44%).
Which airline is most on time from FLL to MDW?
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 |
|---|---|---|---|---|---|
| Southwest Airlines | 71% | 1.3% | 17 min | 8.4% | 1,124 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am93%62 flights
- 6am88%206 flights
- 7am96%95 flights
- 10am86%60 flights
- 11am72%32 flights
- 12pm65%120 flights
- 1pm66%89 flights
- 2pm55%66 flights
- 3pm42%12 flights
- 4pm62%70 flights
- 5pm59%90 flights
- 6pm38%104 flights
- 7pm65%20 flights
- 8pm65%49 flights
- 9pm62%39 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday66%2.6% cancelled
- Tuesday72%1.3% cancelled
- Wednesday80%0.0% cancelled
- Thursday73%0.0% cancelled
- Friday68%1.3% cancelled
- Saturday74%2.2% cancelled
- Sunday64%1.7% 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 aircraft44%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion20%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather53%
- Air traffic control & airport congestion40%
- Airline (crew, maintenance, cleaning, fueling)7%
- Security0%
FLL to MDW: common questions
- How often are FLL to MDW flights on time?
- 71% 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 Lauderdale to Chicago cancelled?
- 1.3% of scheduled flights were cancelled (15 of 1,124).
- How long are typical delays?
- Across all flights the average arrival delay was 17 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 8.4% of flights were an hour or more late.
- How long is taxi time at FLL?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MDW to FLL — 74% on time
More flights from Fort Lauderdale
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: FLL → MDW, nonstop flights by US airlines that report to the DOT. How we calculate this.