Historical on-time performance
Las Vegas to Grand Rapids
1,642 miData through May 2026Source: US DOT · BTS
Flights on LAS–GRR arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 90 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time82%Medianon timep9020 minCancel0.0%Flights90
Why flights run late
Delay causes
- Airline25%
- Weather3%
- Air traffic (NAS)42%
- Late aircraft30%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LAS → GRR
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 15 min · 330 flights
- Middays78% on time · p90 35 min · 359 flights
- Afternoons65% on time · p90 80 min · 330 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 78% on time.
- Mondays78% on time · p90 45 min · 221 flights
- Sundays78% on time · p90 50 min · 227 flights
- Thursdays75% on time · p90 40 min · 217 flights
- Fridays71% on time · p90 50 min · 225 flights
Keep exploring