FlightRecord

Hartford (BDL) to Chicago (MDW): On-Time Performance

Data through May 2026

The calendar drives reliability on BDL–MDW. November 2024 flights landed on schedule 96% of the time, but July 2025 dropped to 70% — a gap of 26 points. Across the full period the route averages 85% on-time against a national 78%. Morning departures also hold up better than evening ones (94% vs 73%), which matters most in the rough months.

On-time
85%
arrived <15 min late
Avg delay
10 min
completed flights
Cancelled
0.9%
Flights/day
2.2
last 12 months
Duration
2h 26m
scheduled
Distance
776 mi

Monthly on-time trend

Monthly on-time percentage for BDL to MDW flights50%75%100%June 2024: 80% on-time (78 flights)80Jun 2024July 2024: 80% on-time (85 flights)80August 2024: 84% on-time (87 flights)84September 2024: 94% on-time (85 flights)94Sep 2024October 2024: 94% on-time (72 flights)94November 2024: 96% on-time (56 flights)96December 2024: 85% on-time (60 flights)85Dec 2024January 2025: 92% on-time (39 flights)92February 2025: 83% on-time (41 flights)83March 2025: 91% on-time (45 flights)91Mar 2025April 2025: 96% on-time (53 flights)96May 2025: 81% on-time (57 flights)81June 2025: 83% on-time (78 flights)83Jun 2025July 2025: 70% on-time (84 flights)70August 2025: 88% on-time (74 flights)88September 2025: 95% on-time (73 flights)95Sep 2025October 2025: 84% on-time (79 flights)84November 2025: 85% on-time (56 flights)85December 2025: 77% on-time (60 flights)77Dec 2025January 2026: 91% on-time (37 flights)91February 2026: 92% on-time (42 flights)92March 2026: 81% on-time (79 flights)81Mar 2026April 2026: 74% on-time (79 flights)74May 2026: 77% on-time (78 flights)77

Best time to fly from BDL to MDW

Aim for departures around 5 a.m. (96% on-time); avoid 7 p.m. departures (66%).

On-time percentage by scheduled departure hour, BDL to MDW5 a.m.: 96% on-time (302 flights)56 a.m.: 94% on-time (138 flights)67 a.m.: 91% on-time (237 flights)711 a.m.: 92% on-time (39 flights)1112 p.m.: 89% on-time (185 flights)121 p.m.: 84% on-time (32 flights)134 p.m.: 78% on-time (23 flights)165 p.m.: 80% on-time (174 flights)176 p.m.: 72% on-time (175 flights)187 p.m.: 66% on-time (112 flights)198 p.m.: 72% on-time (141 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday84%8 min
Tuesday85%10 min
Wednesday86%7 min
Thursday85%9 min
Fridaybest87%10 min
Saturday81%13 min
Sunday83%14 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft44%
  • Airline operations27%
  • National airspace system25%
  • Weather4%

Frequently asked questions

How often are flights from BDL to MDW delayed?
15% of BDL–MDW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 10 minutes.
What is the best time of day to fly from BDL to MDW?
Departures around 5 a.m. have the best record (96% on-time), while departures around 7 p.m. have the worst (66%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from BDL to MDW?
The scheduled BDL–MDW flight time averages 2h 26m over 776 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
How often are BDL to MDW flights cancelled?
0.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from BDL to MDW?
July 2025 was the roughest month in this dataset, with only 70% of arrivals on time. The best was November 2024 at 96%. If your dates are flexible, that 26-point gap is worth planning around.

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Based on 1,577 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.