75% of flights from Chicago to Minneapolis arrived on time over the past 12 months. That is worse than the typical U.S. route. The 8 a.m. departures ran on time 90% of the time; the 9 p.m. ones 52%. Most reliable airline: Delta Air Lines (76%). 9% 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 → MSP: when a flight was late, it was under 45 minutes late 57% of the time. About 1 in 14 flights landed an hour or more late, and 1 in 71 three hours or more; 1.7% were cancelled outright.
- On time or early75%
- 15–30 min late8.7%
- 30–60 min late6.9%
- 1–2 hours late4.4%
- 2–3 hours late1.6%
- 3+ hours late1.4%
- Diverted0.1%
- Cancelled1.7%
Share of all 2,626 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| Southwest Airlines | 1,563 | 75% | 2.0% | −4 min | 5.9% | +54 min | Southwest Airlines |
| Delta Air Lines | 1,063 | 76% | 1.2% | −11 min | 9.6% | +91 min | SkyWest 67%, Endeavor Air 33% |
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.
By airline and hour
| Departs | Southwest Airlines | Delta Air Lines |
|---|---|---|
| 7 a.m. | 88% | — |
| 8 a.m. | 90% | — |
| 9 a.m. | — | 81% |
| 10 a.m. | 78% | — |
| 1 p.m. | — | 76% |
| 3 p.m. | 66% | — |
| 4 p.m. | 71% | — |
| 5 p.m. | 65% | — |
| 7 p.m. | — | 70% |
| 8 p.m. | 78% | — |
| 9 p.m. | 52% | — |
Last flight of the day
On MDW → MSP, each airline's last flight of the day was cancelled 2.3% of the time, against 1.4% for its earlier flights (1.6× as often). It arrived 3+ hours late 1.5% of the time (earlier flights: 1.4%). 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.
| Airline | Last departure | Last: cancelled | Last: 3h+ late | Earlier: cancelled | Next morning |
|---|---|---|---|---|---|
| Delta Air Lines | 7:16 p.m. | 1.4% | 2.2% | 1.1% | first flight 9:54 a.m. |
| Southwest Airlines | 9:20 p.m. | 3.3% | 0.8% | 1.6% | first flight 8:05 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 MSP tonight, book an earlier flight so there's a backup if it's cancelled.
By month
Each calendar month pooled over 2023–2026. Best: October (88%). Worst: June (63%).
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 395 | 69% | 2.0% |
| Tuesday | 381 | 79% | 1.3% |
| Wednesday | 379 | 78% | 0.3% |
| Thursday | 382 | 73% | 1.6% |
| Friday | 382 | 79% | 1.6% |
| Saturday | 324 | 81% | 2.5% |
| Sunday | 383 | 70% | 2.6% |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: weather 27 · air traffic/airport 10 · airline 7
Month by month
Worst days in the past year
| Date | Flights | On time | Cancelled |
|---|---|---|---|
| Mar 16, 2026 | 8 | 0% | 0 |
| Mar 15, 2026 | 7 | 0% | 6 |
| Jan 25, 2026 | 7 | 0% | 0 |
| Dec 28, 2025 | 6 | 0% | 2 |
| Jul 2, 2026 | 7 | 14% | 0 |
Nearby airport alternatives
Other ways to make the same trip, using airports within 60 miles of Chicago or Minneapolis. None has been clearly more reliable than MDW → MSP.
| Route | Flights | On time | Cancelled |
|---|---|---|---|
| MDW → MSP (this route) | 2,626 | 75% | 1.7% |
| ORD → MSP Chicago O'Hare to Minneapolis-St. Paul | 6,420 | 68% | 2.7% |
Questions
How often are flights from MDW to MSP on time?
75% of 2,626 scheduled flights from Chicago, IL to Minneapolis, MN arrived within 15 minutes of schedule between September 2025 and August 2026. 1.7% were cancelled.
What is the best time of day to fly MDW to MSP?
Flights scheduled to leave at 8 a.m. were the most reliable (90% on time). The 9 p.m. departures were the least (52%).
Which airline is most on time from MDW to MSP?
Delta Air Lines: 76% of its 1,063 flights on the route arrived on time. Southwest Airlines: 75%.
What month has the most delays from MDW to MSP?
June (63% on time). The best month is October (88%), over 2023–2026.
Is the last flight of the day from MDW to MSP more likely to be cancelled?
Yes. Each airline's last MDW–MSP flight of the day was cancelled 2.3% of the time over the past year, against 1.4% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.
Related
- MSP → MDW (return)
- Chicago Midway (MDW) delays by hour
- Flights into Minneapolis-St. Paul (MSP)
- Southwest Airlines on-time record
- Delta Air Lines on-time record
- Connecting off this flight? Check the risk
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.