Historical on-time performance
New Orleans to Denver
1,062 miData through May 2026Source: US DOT · BTS
Flights on MSY–DEN 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)
Cancelled0.3%of scheduled flights
based on 2,108 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time86%Medianon timep9025 minCancel0.3%Flights1,016
- Frontier AirlinesOn-time82%Medianon timep9040 minCancel0.0%Flights33
- Southwest AirlinesOn-time75%Medianon timep9040 minCancel0.3%Flights1,059
Why flights run late
Delay causes
- Airline21%
- Weather8%
- Air traffic (NAS)37%
- Late aircraft34%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline67%
- Weather17%
- Air traffic (NAS)17%
- Security0%
Most cancellations here are attributed to Airline. 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 MSY → DEN
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 · 2,389 flights
- Middays82% on time · p90 25 min · 1,149 flights
- Afternoons75% on time · p90 45 min · 1,552 flights
- Evenings67% on time · p90 60 min · 1,537 flights
- Overnights64% on time · p90 60 min · 284 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 82% on time.
- Wednesdays82% on time · p90 25 min · 909 flights
- Tuesdays81% on time · p90 40 min · 854 flights
- Mondays81% on time · p90 40 min · 1,065 flights
- Fridays78% on time · p90 35 min · 1,126 flights
- Saturdays77% on time · p90 45 min · 765 flights
- Sundays77% on time · p90 40 min · 1,079 flights
- Thursdays76% on time · p90 40 min · 1,113 flights
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