Historical on-time performance
Minneapolis to Washington
908 miData through May 2026Source: US DOT · BTS
Flights on MSP–IAD arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 816 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time80%Medianon timep9035 minCancel1.0%Flights816
Why flights run late
Delay causes
- Airline69%
- Weather18%
- Air traffic (NAS)13%
- 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 MSP → IAD
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 — 87% on time.
- Mornings87% on time · p90 20 min · 639 flights
- Overnights83% on time · p90 30 min · 861 flights
- Evenings80% on time · p90 30 min · 186 flights · limited
- Middays79% on time · p90 35 min · 837 flights
- Afternoons77% on time · p90 30 min · 220 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 86% on time.
- Saturdays86% on time · p90 25 min · 313 flights
- Wednesdays84% on time · p90 25 min · 393 flights
- Thursdays82% on time · p90 30 min · 408 flights
- Mondays82% on time · p90 40 min · 411 flights
- Fridays81% on time · p90 30 min · 410 flights
- Tuesdays81% on time · p90 30 min · 402 flights
- Sundays80% on time · p90 35 min · 406 flights
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