2/ 5 reviews
Terminal & facilities
“Overall, this is a well-maintained, pilot-friendly airport with competitive fuel prices and excellent facilities.”
Blake G5★ on Google
Airports / Wisconsin / ISW
Small airport · ISW
Alexander Field South Wood County Airport.
Wisconsin Rapids, Wisconsin · 1,021 ft elevation. A private-aviation gateway on the Bravo register.
4.6/5
Google rating
19 ratings
0
Operators based
1,021
Elevation ft
Wisconsin Rapids, WisconsinELEV 1,021 FTSmall airport
4.6
Google rating
19
Google reviews
ratings on Google
1
FBOs on field
ramp, fuel and handling
1,021
Field elevation
feet above sea level
26
Nearest alternate
nm to CWA
Field standing
#22 / 44
Wisconsin airports by Google rating
4.6★ across 19 Google ratings , ranked against 44 rated WI fields.
26 nm
To the nearest alternate
Central Wisconsin Airport (CWA), 3 fields within 50 nm.
Overview
Alexander Field South Wood County Airport (KISW / ISW) is a general aviation field serving Wisconsin Rapids, Wisconsin. The airport sits 1,021 feet above sea level. With no scheduled airline service, it caters to private, charter, and general aviation traffic.
No charter operator is headquartered on the field, but operators routinely position aircraft into ISW for departures. When weather or ramp space demands it, nearby options are Central Wisconsin Airport (CWA, 26 nm), Volk Field (VOK, 31 nm), and Wausau Downtown Airport (AUW, 35 nm). With 3 runways, the longest 5,500-foot paved runway, ISW can typically accommodate aircraft as large as heavy jets.
Charter pricing from ISW depends on aircraft category, positioning distance, and trip timing. Compare rated operators or run a route through the cost estimator to gauge pricing from Wisconsin Rapids.
1 FBO serves KISW. Run one? Become the preferred FBO
Ramp services
FBOs on the field
Alexander Field
Your FBO? Claim it, free- Fuel
- Hangar
- Attended Mon-Sun 0700-1700; airfield open 24/7; self-serve fuel 24/7; after-hours call +1 715-741-2114
- Unicom 122.8
- Conference room
- Courtesy car
- Car rental
- Restrooms
- Hangar
- Parking
- Fuel
- Ground handling
- +2 more
- Phone
- Website
- Address
Directory data, unpaid. FBOs can take the Preferred slot above.
What fliers highlight.
From the stored review texts
2/ 5 reviews
Staff & service
“Overall, this is a well-maintained, pilot-friendly airport with competitive fuel prices and excellent facilities.”
Blake G5★ on Google
Themes counted by keyword across Google review texts for Alexander Field South Wood County Airport, every quote is verbatim from a real review.
Field capability
ICAO
KISW
IATA
ISW
FAA / Local
ISW
Elevation
1,021 ft
Coordinates
44.3603° N · 89.8390° W
Airspace
G · GolfClass G, GolfUncontrolled field, no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Small
Scheduled svc
No
Elevation vs WI fields
state range 610–1,642 ft
At 1,021 ft, ISW sits higher than 64% of the 58 Wisconsin fields on the register.
Runways & aircraft access
3 runways
longest 5,500 ft
- 02/205,500 ft × 100 ftAsphaltLighted
- 11/293,640 ft × 50 ftAsphaltLighted
- 18/362,072 ft × 50 ftTreatedUnlit
Which aircraft can operate here
vs longest paved runway 5,500 ft
ISW's 5,500 ft paved runway typically supports charter aircraft up to heavy jets.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation. Confirm performance with the operator.
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 26nmCWACentral Wisconsin AirportMosinee
- 31nmVOKVolk FieldCamp Douglas
- 35nmAUWWausau Downtown AirportWausau
- 57nmATWAppleton International AirportAppleton
- 60nmOSHWittman Regional AirportOshkosh
- 68nmLSELa Crosse Regional AirportLa Crosse
Location
Open the full mapKISW · Alexander Field South Wood County Airport · Wisconsin Rapids, WI
Flight times from here
Approximate nonstop block times from ISW on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Chicago (ORD) | 166 nm | 47m |
| Nashville (BNA) | 515 nm | 1h 36m |
| Washington DC (IAD) | 643 nm | 1h 54m |
| Denver (DEN) | 713 nm | 2h 3m |
| New York (TEB) | 727 nm | 2h 5m |
| Dallas (DAL) | 765 nm | 2h 11m |
| Vail / Eagle (EGE) | 811 nm | 2h 17m |
| Boston (BED) | 815 nm | 2h 18m |
Common questions
- What size private jets can use ISW?
- Alexander Field South Wood County Airport's longest paved runway is 5,500 ft, which typically supports charter aircraft up to heavy jets. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at ISW?
- Alexander Field South Wood County Airport has 3 runways; the longest measures 5,500 ft on a paved surface and is lit for night operations.
- Which FBOs are at Alexander Field South Wood County Airport?
- One FBO serves ISW: Alexander Field. Phone, website, hours, unicom and services for each are listed on this page. Call ahead for fuel, ramp space, and ground handling.
- What is the nearest major airport to ISW?
- The closest alternate is Central Wisconsin Airport (CWA), about 26 nm away, followed by Volk Field (VOK) at 31 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from ISW to major cities?
- Typical block times on a midsize jet: Nashville about 1h 36m (515 nm), Washington DC about 1h 54m (643 nm), Denver about 2h 3m (713 nm). Faster classes trim these times; add positioning and taxi for the real schedule.