Historical on-time performance
Minneapolis to Spokane
1,175 miData through May 2026Source: US DOT · BTS
Flights on MSP–GEG 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)
Cancelled0.6%of scheduled flights
based on 784 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time80%Medianon timep9035 minCancel0.6%Flights784
Why flights run late
Delay causes
- Airline47%
- Weather7%
- Air traffic (NAS)27%
- Late aircraft19%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline80%
- Weather20%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 5 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 → GEG
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 78% to 85% on time.
- Mornings85% on time · p90 25 min · 164 flights · limited
- Middays84% on time · p90 20 min · 1,123 flights
- Evenings79% on time · p90 45 min · 214 flights
- Overnights78% on time · p90 35 min · 871 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 86% on time.
- Wednesdays86% on time · p90 25 min · 331 flights
- Saturdays83% on time · p90 35 min · 343 flights
- Tuesdays82% on time · p90 25 min · 332 flights
- Mondays82% on time · p90 25 min · 342 flights
- Thursdays81% on time · p90 25 min · 340 flights
- Sundays79% on time · p90 25 min · 343 flights
- Fridays77% on time · p90 35 min · 345 flights
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