Chicago (MDW) to Hartford (BDL): On-Time Performance
Data through May 2026
When you fly MDW to BDL matters as much as anything else about the booking: the route swung from 94% on-time in April 2025 to just 63% in June 2025. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 68%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 2.2
- last 12 months
- Duration
- 2h 3m
- scheduled
- Distance
- 776 mi
Monthly on-time trend
Best time to fly from MDW to BDL
Aim for departures around 8 a.m. (92% on-time); avoid 8 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 72% | 16 min |
| Tuesday | 83% | 12 min |
| Wednesdaybest | 85% | 11 min |
| Thursday | 78% | 14 min |
| Friday | 77% | 17 min |
| Saturday | 79% | 12 min |
| Sunday | 72% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft51%
- Airline operations36%
- National airspace system10%
- Weather3%
- Security1%
Frequently asked questions
- How often are flights from MDW to BDL delayed?
- 22% of MDW–BDL 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 14 minutes.
- What is the best time of day to fly from MDW to BDL?
- Departures around 8 a.m. have the best record (92% on-time), while departures around 8 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MDW to BDL?
- The scheduled MDW–BDL flight time averages 2h 3m over 776 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are MDW to BDL flights cancelled?
- 0.8% 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 MDW to BDL?
- June 2025 was the roughest month in this dataset, with only 63% of arrivals on time. The best was April 2025 at 94%. If your dates are flexible, that 32-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.