Historical on-time performance
Washington to Minneapolis
908 miData through May 2026Source: US DOT · BTS
Flights on IAD–MSP arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 817 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time83%Medianon timep9030 minCancel1.0%Flights817
Why flights run late
Delay causes
- Airline75%
- Weather15%
- Air traffic (NAS)10%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 8 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly IAD → MSP
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 89% on time.
- Mornings89% on time · p90 15 min · 1,136 flights
- Middays85% on time · p90 25 min · 566 flights
- Afternoons84% on time · p90 30 min · 284 flights
- Evenings75% on time · p90 75 min · 759 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 85% on time.
- Sundays85% on time · p90 25 min · 410 flights
- Mondays85% on time · p90 25 min · 414 flights
- Thursdays85% on time · p90 30 min · 411 flights
- Wednesdays84% on time · p90 30 min · 398 flights
- Tuesdays83% on time · p90 30 min · 395 flights
- Saturdays81% on time · p90 40 min · 307 flights
- Fridays81% on time · p90 50 min · 410 flights
Keep exploring