Where is EAU airport?

EAU is a medium-sized airport in Eau Claire, Wisconsin, United States, at 44.8658, -91.4843, 278 m above sea level.

What time zone is EAU in?

EAU is in the America/Chicago time zone, UTC−6 / UTC−5 (winter / summer).

How many passengers use EAU?

50,462 passengers in Aug 2025 – Jul 2026, according to the US Bureau of Transportation Statistics (scheduled flights).

AirportMiles

EAU — Chippewa Valley Regional Airport

Flights on Google Skyscanner

Medium-sized airport in Eau Claire, United States.

IATA code: EAU
ICAO code: KEAU
Size: medium; OurAirports class
Passengers: 50,462; Aug 2025 – Jul 2026
Nonstop routes: 5; With open traffic data
Time zone: UTC−6 / UTC−5; America/Chicago
Elevation: 278 m; 912 ft
Runways: 2; Longest 2,469 m

Local time now: —

More codes: airport codes starting with E

About EAU

Chippewa Valley Regional Airport is a medium-sized airport serving Eau Claire, United States. 50,462 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 5 nonstop routes from EAU.

US BTS T-100. Sources

Busiest nonstop routes from EAU

Route	To	Distance	Passengers / year
EAU → ORD	Chicago, United States	432 km	43,850
EAU → RSW	Fort Myers, United States	2,212 km	6,202
EAU → PHX	Phoenix, United States	2,171 km	169
EAU → MSP	Saint Paul, United States	137 km	164
EAU → ATL	Atlanta, United States	1,386 km	77

Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.

Airlines at EAU

OO SkyWest Airlines · 1,210 flights
SY Sun Country Airlines · 42 flights

Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources

Punctuality

Departures on time: 76.5%; Within 15 minutes of schedule
Cancelled: 5%
Departures counted: 626; US domestic flights

US domestic flights of the larger US airlines, Aug 2025 – Jul 2026. BTS Reporting Carrier On-Time Performance. Sources

Airports within 150 km

Code	Airport	Serves	Distance
LSE	La Crosse Regional Airport	La Crosse, United States	111 km
RST	Rochester International Airport	Rochester, United States	134 km
MSP	Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field	Saint Paul, United States	137 km
CWA	Central Wisconsin Airport	Wausau, United States	143 km

Distance from EAU to the major hubs

Route	To	Distance	Passengers / year
EAU → LHR	London, United Kingdom	6,362 km	—
EAU → DXB	Dubai, United Arab Emirates	11,545 km	—
EAU → CDG	Paris, France	6,693 km	—
EAU → FRA	Frankfurt, Germany	6,974 km	—
EAU → IST	Istanbul, Turkey	8,765 km	—
EAU → AMS	Amsterdam, Netherlands	6,609 km	—
EAU → JFK	New York, United States	1,520 km	—
EAU → ATL	Atlanta, United States	1,386 km	77
EAU → LAX	Los Angeles, United States	2,600 km	—
EAU → SIN	Singapore, Singapore	14,662 km	—
EAU → HND	Tokyo, Japan	9,716 km	—
EAU → DOH	Doha, Qatar	11,385 km	—

Runways

Runway	Length	Width	Surface	Lights
04/22	2,469 m	46 m	Concrete	Yes
14/32	1,524 m	30 m	Concrete	Yes

OurAirports (public domain). Sources

Location

Eau Claire, Wisconsin, United States · 44.8658, -91.4843

Map (OpenStreetMap) Wikipedia

Questions

Chippewa Valley Regional Airport has the IATA code EAU and the ICAO code KEAU. Airlines and tickets use the three-letter IATA code; pilots and air traffic control use the four-letter ICAO code.

For travel agents: have an Amadeus booking? Read it in plain English with the free PNR converter.