Coles County Memorial Airport (KMTO), Illinois
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Coles County Memorial Airport (KMTO) serves Mattoon and Charleston, Illinois, roughly 100 nautical miles from the nearest major metro area. The field is a Tier 1 facility by traffic volume, with FAA TFMSC data recording 1,903 total annual operations in 2025, of which 1,431 are business aviation movements. Two paved runways, including a 6,501-foot primary strip, support a range of turbine and piston traffic, while a turf crosswind runway serves smaller aircraft under specific operational limits.
Runways
Coles County Memorial Airport has three paved and unpaved runways. The longest, 11/29, is 6,501 ft long and 150 ft wide, with an asphalt surface.
Runway geometry from published threshold coordinates. Not for navigation.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
Coles County Memorial Airport has Jet A and 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Coles County Memorial Airport does not clear customs. The nearest port of entry is University of Illinois / Willard (KCMI), 34 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Coles County Memorial Airport recorded 1,431 business aviation movements in 2025. Traffic peaks in October. Business aviation traffic at KMTO concentrates in the later months of the year, with October, August, and September posting the highest monthly operation counts.
Business jet movements, FAA TFMSC count. Peak month October, 172 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Coles County Memorial Airport averages 7.4 days above 90°F in July and 26.1 freeze days in January. July is the warmest month, with average highs of 85.6°F, and January the coldest, at 35.4°F.
Weather station is on the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Coles County Memorial Airport has published operating constraints in five categories: access, runway notes, environmental, pavement strength and other notes.
For clearance delivery, contact Champaign Approach; when approach is closed, contact Chicago ARTCC.
Pilot-activate the MALSR on runway 29 and the REILs on runways 06, 11, and 24 via CTAF. Pilot-activate the MIRL on runway 06/24 via CTAF. Pilot-activate the HIRL on runway 11/29 and increase intensity via CTAF.
Runway 18/36 is not available for Part 121 or Part 380 operations involving scheduled passenger flights carrying more than 9 passenger seats, or non-scheduled passenger flights carrying more than 30 passenger seats.
Corner stone markers indicate runway length and width.
Birds on and in the vicinity of the airport.
PCR VALUE: 680/F/D/X/T
PCR VALUE: 2110/F/D/X/T
Airport surface conditions are not monitored between 2300Z and 1300Z.
Source: FAA Chart Supplement.
Nearby airfields
Coles County Memorial Airport has five airfields within 34 NM. The closest is Casey Municipal, 16.58 NM southeast.
Source: Skystar calculation from official coordinates.
Skystar at KMTO
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$2,400.00 catering order at KMTO.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
What runways are available at KMTO?
Coles County Memorial Airport (KMTO) operates three runways. Runway 11/29 is the primary paved surface at 6,501 feet long and 150 feet wide, asphalt construction. Runway 06/24 is also paved asphalt, 5,799 feet long and 100 feet wide. A third runway, 18/36, is a 1,098-foot turf strip with an unusual 250-foot width. That turf runway carries restrictions for larger scheduled and non-scheduled passenger operations.
Is there a weight or aircraft-size restriction on any KMTO runway?
Runway 18/36 at KMTO carries a specific operational restriction rather than a stated weight limit. It is not available for Part 121 or Part 380 operations involving scheduled passenger flights with more than 9 passenger seats, or non-scheduled passenger flights with more than 30 passenger seats. The two paved runways, 11/29 and 06/24, carry no such stated restriction in the airport data. Pavement classification numbers are published for the paved surfaces, with PCR values of 680/F / D/X / T and 2110/F / D/X / T recorded for the field.
How does KMTO handle customs and international arrivals?
Coles County Memorial Airport (KMTO) has no onsite customs service. The nearest customs facility is at KCMI, located approximately 33.66 nautical miles away. Operators requiring customs clearance need to plan a stop or clearance arrangement through that airport rather than at Mattoon / Charleston directly. This is a routing consideration for any international itinerary terminating in the area.
What is the attendance schedule at Coles County Memorial Airport?
Coles County Memorial Airport (KMTO) is not a towered field, so attendance follows a published staffing schedule rather than tower hours. From April through October, the field is staffed Monday through Friday from 0700 to 2000 local time. From November through March, weekday hours run 0700 to 1900. On Saturdays and Sundays year-round, staffing runs 0700 to 1700. Surface condition monitoring is not maintained between 2300Z and 1300Z, per airport remarks.
What is the seasonal traffic pattern at KMTO?
Business aviation traffic at Coles County Memorial Airport (KMTO) is not evenly distributed across the year, based on FAA TFMSC data for 2025. Monthly operations climb from a low of 60 in January to a peak of 172 in October. The stretch from August through December shows consistently higher volumes, with August at 163, September at 157, and December at 146. Winter months, particularly January through April, show the lowest activity levels of the year.