ON TIMEBOARD

MDW → SRQ on time

Chicago Midway (Chicago, IL) to Sarasota Bradenton (Sarasota/Bradenton, FL). Every scheduled flight, September 2025 to August 2026.

On time
72%
arrived < 15 min late
Cancelled
1.4%
519 flights
Typical arrival
−1 min
median vs schedule
When late
+48 min
average delay
Flights / day
1
1 airline

72% of flights from Chicago to Sarasota arrived on time over the past 12 months. That is worse than the typical U.S. route. The 7 a.m. departures ran on time 88% of the time; the 1 p.m. ones 71%. 7% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MDW → SRQ: when a flight was late, it was under 45 minutes late 70% of the time. About 1 in 20 flights landed an hour or more late, and 1 in 104 three hours or more; 1.3% were cancelled outright.

Share of all 519 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines51972%1.4%−1 min5.0%+48 minSouthwest Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at MDW). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: 88% on time (112 flights)887a8 a.m. departures: too few flights (14 flights)8a9 a.m. departures: too few flights (34 flights)9a10 a.m. departures: too few flights (9 flights)10a11 a.m. departures: too few flights (5 flights)11anoon departures: too few flights (13 flights)12p1 p.m. departures: 71% on time (127 flights)711p2 p.m. departures: too few flights (49 flights)2p3 p.m. departures: too few flights3p4 p.m. departures: too few flights4p5 p.m. departures: too few flights (41 flights)5p6 p.m. departures: too few flights (68 flights)6p7 p.m. departures: too few flights (41 flights)7p
MDW → SRQ, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On MDW → SRQ, each airline's last flight of the day was cancelled 3.2% of the time, against 1.9% for its earlier flights (1.6× as often). It arrived 3+ hours late 4.0% of the time (earlier flights: 0.0%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Southwest Airlines1:40 p.m.3.2%4.0%1.9%first flight 7:55 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in SRQ tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: February (79%). Worst: May (63%).

40%70%100%Jan: too few flights (95 flights)JanFeb: 79% on time (110 flights)79FebMar: 68% on time (234 flights)68MarApr: 75% on time (165 flights)75AprMay: 63% on time (145 flights)63MayJun: 78% on time (144 flights)78JunJul: 71% on time (150 flights)71JulAug: 68% on time (102 flights)68AugSep: too few flights (94 flights)SepOct: too few flights (94 flights)OctNov: too few flights (95 flights)NovDec: too few flights (98 flights)Dec

By day of week

DayFlightsOn timeCancelled
Monday81——
Tuesday64——
Wednesday64——
Thursday81——
Friday82——
Saturday78——
Sunday69——

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 60%Air traffic & airport (NAS) 21%Airline (crew, maintenance, ops) 16%Security 2%

Cancellations: weather 4 · air traffic/airport 3

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Mar 14, 202640%0
Mar 6, 202630%0
Mar 5, 202630%1
Mar 16, 202630%3
Apr 6, 2026333%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Chicago or Sarasota. ORD → SRQ has been 4 points more reliable.

RouteFlightsOn timeCancelled
MDW → SRQ (this route)51972%1.4%
ORD → SRQ Chicago O'Hare to Sarasota Bradenton99876%1.2%
MDW → TPA Chicago Midway to Tampa1,56975%1.3%
ORD → TPA Chicago O'Hare to Tampa3,17472%1.5%

Questions

How often are flights from MDW to SRQ on time?

72% of 519 scheduled flights from Chicago, IL to Sarasota/Bradenton, FL arrived within 15 minutes of schedule between September 2025 and August 2026. 1.4% were cancelled.

What is the best time of day to fly MDW to SRQ?

Flights scheduled to leave at 7 a.m. were the most reliable (88% on time). The 1 p.m. departures were the least (71%).

What month has the most delays from MDW to SRQ?

May (63% on time). The best month is February (79%), over 2023–2026.

Is the last flight of the day from MDW to SRQ more likely to be cancelled?

Yes. Each airline's last MDW–SRQ flight of the day was cancelled 3.2% of the time over the past year, against 1.9% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.