Lewiston Nez Perce County Airport handled 7,011 passengers in May 2026, up 2.7% on a year earlier, according to US Bureau of Transportation Statistics — T-100 Air Carrier Statistics.
Also tracked here: aircraft movements (through May 2026), tonnes of cargo (through September 2024).
Flight timing & delays
Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.
US domestic sectors recorded by BTS
Source: BTS · US Department of Transportation · 2024-09-01 → 2026-06-30
Lowest average delay07:00–08:003.5min · 520 recorded · 517 measured
Gap to highest-delay hour3.6min07:00 ↔ 12:00
Recorded flights1,489Lewiston Nez Perce County Airport
Departure hour
On-time departures
100.050.00.0
00:0003:0006:0009:0012:0015:0018:0021:00
Hover, tap or focus a point to see its value, sample and source.
Average departure delay
7.23.60.0
00:0003:0006:0009:0012:0015:0018:0021:00
Hover, tap or focus a point to see its value, sample and source.
Recorded flights
5202600
00:0003:0006:0009:0012:0015:0018:0021:00
Hover, tap or focus a point to see its value, sample and source.
View the figures
Departure hour
On-time departures
Average departure delay
With departure time
Recorded flights
00:00
No observations
—
—
—
01:00
No observations
—
—
—
02:00
No observations
—
—
—
03:00
No observations
—
—
—
04:00
No observations
—
—
—
05:00
Fewer than 200 measured departures
—
154
154
06:00
Fewer than 200 measured departures
—
92
92
07:00
93.4%
3.5 min
517
520
08:00
Fewer than 200 measured departures
—
31
31
09:00
Fewer than 200 measured departures
—
24
24
10:00
No observations
—
—
—
11:00
No observations
—
—
—
12:00
91.5%
7.2 min
482
483
13:00
No observations
—
—
—
14:00
Fewer than 200 measured departures
—
89
89
15:00
No observations
—
—
—
16:00
No observations
—
—
—
17:00
Fewer than 200 measured departures
—
96
96
18:00
No observations
—
—
—
19:00
No observations
—
—
—
20:00
No observations
—
—
—
21:00
No observations
—
—
—
22:00
No observations
—
—
—
23:00
No observations
—
—
—
Day of week
On-time departures
100.050.00.0
MonTueWedThuFriSatSun
Hover, tap or focus a point to see its value, sample and source.
Average departure delay
11.25.60.0
MonTueWedThuFriSatSun
Hover, tap or focus a point to see its value, sample and source.
Recorded flights
2141070
MonTueWedThuFriSatSun
Hover, tap or focus a point to see its value, sample and source.
View the figures
Day of week
On-time departures
Average departure delay
With departure time
Recorded flights
Monday
94.8%
1.8 min
213
214
Tuesday
89.3%
8.9 min
214
214
Wednesday
91.9%
7.7 min
209
211
Thursday
94.3%
1.5 min
212
212
Friday
92.9%
11.2 min
211
212
Saturday
92.5%
1.0 min
212
212
Sunday
92.5%
3.1 min
214
214
Month of year
Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.
Recorded flights
155780
JanFebMarAprMayJunJulAugSepOctNovDec
Hover, tap or focus a point to see its value, sample and source.
No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.
View the figures
Month of year
On-time departures
Average departure delay
With departure time
Recorded flights
Jan
Fewer than 200 measured departures
—
154
155
Feb
Fewer than 200 measured departures
—
111
113
Mar
Fewer than 200 measured departures
—
124
124
Apr
Fewer than 200 measured departures
—
120
120
May
Fewer than 200 measured departures
—
124
124
Jun
Fewer than 200 measured departures
—
120
120
Jul
Fewer than 200 measured departures
—
62
62
Aug
Fewer than 200 measured departures
—
61
61
Sep
Fewer than 200 measured departures
—
150
150
Oct
Fewer than 200 measured departures
—
155
155
Nov
Fewer than 200 measured departures
—
150
150
Dec
Fewer than 200 measured departures
—
154
155
Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.
Recorded outcomes
On time92.3%1,375
Delayed >15 min7.4%110
Cancelled0.3%4
Missing departure time0.0%0
All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.
On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from punctuality and average delay.