Airport Reliability
LWS · Lewiston
Lewiston, ID (LWS)
- 93%
- Departures within 15 minutes
- 2 min
- Average departure delay
- 93%
- Arrivals within 15 minutes
- 0.1%
- Departures cancelled
Based on 729 departures and 729 arrivals. Data through May 2026.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 92% and 94% across the day.
Monday comes out ahead.
A small edge: 96% on time on Mondays against 91% on Tuesdays.
Trending in the right direction.
Departures from LWS arrived on time 97% of the time over the last three months in the data, compared with 88% in the three months before that.
When LWS gets messy
- 6–9 AM92%(360 flights)
- 12–3 PM94%(294 flights)
- 3–6 PM94%(71 flights)
- Mon96%(101 flights)
- Tue91%(104 flights)
- Wed92%(102 flights)
- Thu93%(104 flights)
- Fri92%(104 flights)
- Sat93%(104 flights)
- Sun93%(106 flights)
98%
May
Jun 92% → May 98% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 92% | 60 |
| July 2025 | 95% | 62 |
| August 2025 | 92% | 61 |
| September 2025 | 97% | 60 |
| October 2025 | 95% | 62 |
| November 2025 | 90% | 60 |
| December 2025 | 85% | 61 |
| January 2026 | 92% | 61 |
| February 2026 | 88% | 56 |
| March 2026 | 95% | 60 |
| April 2026 | 97% | 60 |
| May 2026 | 98% | 62 |
Airlines departing LWS
Busiest routes from LWS
Based on 729 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.