Historical on-time performance
Minneapolis to Boise
1,142 miData through May 2026Source: US DOT · BTS
Flights on MSP–BOI arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 788 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time78%Medianon timep9035 minCancel0.6%Flights788
Why flights run late
Delay causes
- Airline56%
- Weather3%
- Air traffic (NAS)19%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline20%
- Weather80%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. 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 → BOI
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 87% on time.
- Middays87% on time · p90 20 min · 1,079 flights
- Evenings82% on time · p90 30 min · 295 flights
- Mornings80% on time · p90 20 min · 238 flights
- Overnights70% on time · p90 50 min · 794 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Tuesdays85% on time · p90 25 min · 337 flights
- Saturdays84% on time · p90 20 min · 346 flights
- Wednesdays80% on time · p90 35 min · 338 flights
- Sundays80% on time · p90 30 min · 347 flights
- Thursdays78% on time · p90 35 min · 344 flights
- Mondays78% on time · p90 35 min · 347 flights
- Fridays75% on time · p90 35 min · 347 flights
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