Airports / KVYS / Illinois Valley Regional Airport-Walter A Duncan FieldIATA VYSModerate ground coverage
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Illinois Valley Regional Airport-Walter A Duncan Field satellite view
📍 Peru⬆ 654 ft2 runways
KVYS · VYS

Illinois Valley Regional Airport-Walter A Duncan Field

41.35190°N
-89.15310°W
ARR / DAY
0
100.0%
DEP / DAY
0
100.0%

Illinois Valley Regional Airport-Walter A Duncan Field (KVYS/VYS) is a small general aviation airport located in Peru, IL, 49 mi north east of North Peoria. It features 2 runways with the longest being 5,999 feet.

Current weather

Latest METAR observation

15h ago
Temp
81°F
Wind
3 kts
140°
Visib
6437 m
Ceil
METAR KVYS 270258Z AUTO 14003KT 4SM BR SCT019 27/27 A2987 RMK AO2

Runway intelligence

Which runway carries the operations, observed over the last 30 days

18
60% of ops
269 land · 63 TO
36
40% of ops
182 land · 79 TO
Runway 18 carries 60% of operations (269 landings, 63 takeoffs) over the last 30 days. The next most-used is 36 at 40%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

18 269 landings
UA 3%
36 182 landings
UA 3%
Approaches to 18 show a 3% unstable-approach rate (7 UA events from 269 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.

Traffic behavior

When the field is busy: hourly + weekday vs weekend

Daily avg
7.3
flights/day · 220 total
Busy hour (local)
3pm
also 1pm · 8pm
Day vs night
70%
06:00–20:00 local
Traffic concentrates around 3pm–8pm local, averaging 7.3 flights/day. Weekend volume runs 0.8× weekday (6.2 vs 8.1 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

Activity is led by (26% of 176 flights). Top three types: , , .

Communications Frequencies

2026-06-11
Type Freq (MHz) Hours
CTAF 123.000
UNICOM 123.000
AWOS 120.025
MAZON RC 123.750
OTHER 123.750
MAZON RC 259.100
OTHER 259.100
Airport operations
ARTCC:
ZAU
Mag var:
3° W
Fuel:
100LL, A+

Hourly traffic

Avg movements per hour · local time · last 30 days

12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p
© SkyMeter · All flight data subject to ODbL attribution · Updated 18:13 UTC