Airports / KVYS / Illinois Valley Regional Airport-Walter A Duncan FieldIATA VYSModerate ground coverage
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
4
20.8%
DEP / DAY
2
22.2%

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. SkyMeter has observed roughly 4 arrivals and 2 departures per day on average over the last 7 days.

Current weather

Latest METAR observation

20h ago
Temp
82°F
Wind
8 kts
20°
Visib
10+ km
Ceil
KVYS 062312Z AUTO 02008KT 10SM CLR 28/18 A3005 RMK AO2

Runway intelligence

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

18
58% of ops
49 land · 17 TO
36
42% of ops
36 land · 15 TO
Runway 18 carries 58% of operations (49 landings, 17 takeoffs) over the last 30 days. The next most-used is 36 at 42%.

Approach quality

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

18 49 landings
UA 2%
36 36 landings
UA 3%
Approaches to 18 show a 2% unstable-approach rate (1 UA events from 49 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
4.6
flights/day · 138 total
Busy hour (local)
3pm
also 8pm · 4pm
Day vs night
63%
06:00–20:00 local
Traffic concentrates around 3pm–4pm local, averaging 4.6 flights/day. Weekend volume runs 0.7× weekday (3.6 vs 5.2 daily).

Aircraft character

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

Activity is led by (26% of 117 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+
© SkyMeter · All flight data subject to ODbL attribution · Updated 19:12 UTC