Historical on-time performance
Minneapolis to Portland
1,426 miData through May 2026Source: US DOT · BTS
Flights on MSP–PDX arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,334 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time81%Medianon timep9030 minCancel0.4%Flights1,334
Why flights run late
Delay causes
- Airline49%
- Weather7%
- Air traffic (NAS)24%
- Late aircraft20%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather67%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 6 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 → PDX
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 73% to 90% on time.
- Mornings90% on time · p90 10 min · 682 flights
- Middays88% on time · p90 15 min · 1,122 flights
- Afternoons84% on time · p90 30 min · 869 flights
- Evenings78% on time · p90 35 min · 987 flights
- Overnights73% on time · p90 45 min · 344 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 82% to 87% on time.
- Saturdays87% on time · p90 20 min · 505 flights
- Wednesdays86% on time · p90 25 min · 567 flights
- Tuesdays85% on time · p90 20 min · 548 flights
- Fridays83% on time · p90 25 min · 602 flights
- Thursdays83% on time · p90 30 min · 596 flights
- Mondays82% on time · p90 30 min · 588 flights
- Sundays82% on time · p90 30 min · 598 flights
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