Best Time to Fly BWI to MSP: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Minneapolis-St Paul International
Data through July 2026 · Last updated October 18, 2026
1,409 flights were scheduled from Baltimore (BWI) to Minneapolis (MSP) in the last 12 months, and 79.8% of those that flew arrived on time, 2.2 points above the US average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 85.0%, while Southwest Airlines trailed at 70.0%.
February has been the best month (91% on time) and Sunday the weakest day of the week (79%).
1.9% of flights were cancelled, versus 1.8% nationally.
BWI to MSP on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 85.0% | 86 min | 1.7% | 918 |
| Southwest Airlines | 70.0% | 54 min | 2.0% | 491 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to MSP
On-time arrival % by scheduled departure hour (local time), 2,832 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 92.5% | 1.2% | 718 |
| 8am–9am | 89.3% | 0.0% | 187 |
| 9am–10am | 83.3% | 0.0% | 30 |
| 10am–11am | 82.7% | 0.0% | 75 |
| 11am–12pm | 85.9% | 0.6% | 342 |
| 12pm–1pm | 86.4% | 1.0% | 104 |
| 1pm–2pm | 67.9% | 1.2% | 82 |
| 2pm–3pm | 84.2% | 1.2% | 161 |
| 3pm–4pm | 81.2% | 1.0% | 306 |
| 4pm–5pm | 89.8% | 0.0% | 49 |
| 5pm–6pm | 81.0% | 0.0% | 63 |
| 6pm–7pm | 79.9% | 1.6% | 192 |
| 7pm–8pm | 71.5% | 1.0% | 294 |
| 8pm–9pm | 41.5% | 1.2% | 83 |
| 9pm–10pm | 63.8% | 4.5% | 111 |
| 10pm–11pm | 29.0% | 11.4% | 35 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BWI to MSP
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 83.0% | -2.0 pts | 0.0% | 59 |
| Christmas & New Year (Dec 20 - Jan 3) | 80.6% | -4.5 pts | 2.8% | 106 |
| Summer peak (Jun 15 - Aug 15) | 70.5% | -14.6 pts | 1.9% | 588 |
| All other days | 85.1% | — | 1.0% | 2,079 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).