Las Vegas (LAS) to Grand Rapids (GRR): On-Time Performance
Data through July 2026
The calendar drives reliability on LAS–GRR. November 2024 flights landed on schedule 92% of the time, but July 2025 dropped to 65% — a gap of 26 points. Across the full period the route averages 78% on-time against a national 78%.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.0%
- Flights/day
- 1.1
- last 12 months
- Duration
- 3h 43m
- scheduled
- Distance
- 1,642 mi
Best airline from LAS to GRR
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 81% | 9 min | 0.0% | 425 |
| Allegiant Air | 76% | 18 min | 0.0% | 447 |
Monthly on-time trend
Best time to fly from LAS to GRR
Aim for departures around 7 a.m. (95% on-time); avoid 4 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 15 min |
| Tuesday | 84% | 9 min |
| Wednesday | 78% | 8 min |
| Thursday | 75% | 15 min |
| Friday | 73% | 13 min |
| Saturdaybest | 89% | 5 min |
| Sunday | 78% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations36%
- National airspace system17%
- Weather4%
Frequently asked questions
- How often are flights from LAS to GRR delayed?
- 22% of LAS–GRR flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 13 minutes.
- Which airline is most reliable from LAS to GRR?
- Southwest Airlines has the best on-time record on this route at 81%, based on 425 flights. 2 airlines flew LAS–GRR frequently enough to compare in this period.
- What is the best time of day to fly from LAS to GRR?
- Departures around 7 a.m. have the best record (95% on-time), while departures around 4 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to GRR?
- The scheduled LAS–GRR flight time averages 3h 43m over 1,642 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are LAS to GRR flights cancelled?
- 0% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from LAS to GRR?
- July 2025 was the roughest month in this dataset, with only 65% of arrivals on time. The best was November 2024 at 92%. If your dates are flexible, that 26-point gap is worth planning around.
Explore related pages
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Based on 872 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.