Washington (IAD) to Minneapolis (MSP): On-Time Performance
Data through July 2026
The calendar drives reliability on IAD–MSP. September 2025 flights landed on schedule 95% of the time, but August 2024 dropped to 66% — a gap of 29 points. Across the full period the route averages 84% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 75%), which matters most in the rough months.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 2.7
- last 12 months
- Duration
- 2h 55m
- scheduled
- Distance
- 907 mi
Best airline from IAD to MSP
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 98% | 1 min | 0.0% | 63 |
| SkyWest Airlines | 84% | 16 min | 1.0% | 1,771 |
| Republic Airways | 84% | 14 min | 4.1% | 123 |
Monthly on-time trend
Best time to fly from IAD to MSP
Aim for departures around 6 a.m. (91% on-time); avoid 6 p.m. departures (75%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 84% | 18 min |
| Tuesday | 84% | 12 min |
| Wednesday | 83% | 19 min |
| Thursdaybest | 87% | 10 min |
| Friday | 82% | 21 min |
| Saturday | 84% | 13 min |
| Sunday | 86% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft3%
- Airline operations68%
- National airspace system14%
- Weather16%
Frequently asked questions
- How often are flights from IAD to MSP delayed?
- 16% of IAD–MSP flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from IAD to MSP?
- Endeavor Air has the best on-time record on this route at 98%, based on 63 flights. 3 airlines flew IAD–MSP frequently enough to compare in this period.
- What is the best time of day to fly from IAD to MSP?
- Departures around 6 a.m. have the best record (91% on-time), while departures around 6 p.m. have the worst (75%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from IAD to MSP?
- The scheduled IAD–MSP flight time averages 2h 55m over 907 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are IAD to MSP flights cancelled?
- 1.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from IAD to MSP?
- August 2024 was the roughest month in this dataset, with only 66% of arrivals on time. The best was September 2025 at 95%. If your dates are flexible, that 29-point gap is worth planning around.
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Based on 2,031 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.