How reliable is Lewiston Nez Perce County Airport?
Flights from LWS departed within 15 minutes of schedule in 90% of 5,644 flights in official BTS history. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Origin-airport operations
What the departure punctuality at LWS looks like
On-time departures
across 5,644 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
Weather history isn’t available for LWS yet
PlaneSane shows month-by-month airport weather once enough historical METAR/IEM observations are loaded for the airport. This does not mean the airport has no weather data forever; it means the current climatology table has no monthly coverage for Lewiston Nez Perce County Airport.
The read on LWS
What the numbers say about flying through Lewiston Nez Perce County Airport
Across official performance history, flights from Lewiston left within 15 minutes of schedule about 90% of the time over 5,644 flights. That's one of the more dependable operational records you'll see. Pair it with a low cancellation rate of 0.5%, so flights here rarely vanish outright. When a departure does run late, the typical delay is around 7 minutes.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Lewiston, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about LWS
- How reliable is Lewiston Nez Perce County Airport (LWS)?
- Flights from Lewiston left within 15 minutes of schedule roughly 90% of the time across 5,644 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 0.5%. It's advisory context, not a guarantee for any single flight.
Planning a trip through Lewiston?
Score real flights to and from LWS on reliability, weather, and connection safety — not just price.