Illinois Valley Regional Airport Walter A Duncan Field
Daylight today(Jul 17, 2026, local time)
About 14h 50m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Illinois Valley Regional Airport Walter A Duncan Field
Illinois Valley Regional Airport, also known as Walter Duncan Field, is a city-owned, public-use airport located 1 nautical mile northwest of the central business district of Peru, a city in LaSalle County, Illinois, United States. The airport hosts the TBM Avenger Reunion every year in May.
Summary from Wikipedia licensed under CC BY-SA.
Live weather
KVYSLive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (2)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 18 / 36 | 5,999 ft / 1,828 m | 100 ft | Asp | Lighted | Open |
| 07 / 25 | 3,999 ft / 1,219 m | 75 ft | Asp | Lighted | Open |
Radio frequencies (3)
| Type | Description | Frequency |
|---|---|---|
| AWOS | AWOS 3 | 120.025 MHz |
| CNTR | CHICAGO CNTR | 123.750 MHz |
| UNIC | CTAF/UNICOM | 123.000 MHz |
Instrument procedures & charts
Instrument approaches (2)
Takeoff & alternate minimums (2)
Charts published by the FAA (public domain) and updated each 28-day cycle. Always fly the current, official chart. Full charts page.
Nearby airports
Great-circle distance and true bearing from Illinois Valley Regional Airport Walter A Duncan Field.
Frequently asked questions
What is the ICAO code for Illinois Valley Regional Airport Walter A Duncan Field?
The ICAO code for Illinois Valley Regional Airport Walter A Duncan Field is KVYS, and its IATA code is VYS.
Where is Illinois Valley Regional Airport Walter A Duncan Field located?
Illinois Valley Regional Airport Walter A Duncan Field is small airport located in Peru, United States, at an elevation of 654 ft (199 m).
How many runways does Illinois Valley Regional Airport Walter A Duncan Field have?
Illinois Valley Regional Airport Walter A Duncan Field has 2 runways, the longest being 5,999 ft / 1,828 m.
What time zone is Illinois Valley Regional Airport Walter A Duncan Field in?
Illinois Valley Regional Airport Walter A Duncan Field is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at Illinois Valley Regional Airport Walter A Duncan Field?
The magnetic variation (declination) at Illinois Valley Regional Airport Walter A Duncan Field is approximately 3° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Illinois Valley Regional Airport Walter A Duncan Field?
The nearest airport to Illinois Valley Regional Airport Walter A Duncan Field is Flaherty Field (0LL4), about 4.3 nm to the nne, followed by Foley Airport and Grandpas' Farm Mendota Airport.
Is the information on this page suitable for flight planning?
No. Illinois Valley Regional Airport Walter A Duncan Field data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.