Nonstop flight route between Champaign-Urbana, Illinois, United States and High Wycombe, Buckinghamshire, England, United Kingdom:
Departure Airport:

Arrival Airport:

Distance from CMI to HYC:
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- About this route
- CMI Airport Information
- HYC Airport Information
- Facts about CMI
- Facts about HYC
- Map of Nearest Airports to CMI
- List of Nearest Airports to CMI
- Map of Furthest Airports from CMI
- List of Furthest Airports from CMI
- Map of Nearest Airports to HYC
- List of Nearest Airports to HYC
- Map of Furthest Airports from HYC
- List of Furthest Airports from HYC
About this route:
A direct, nonstop flight between University of Illinois Willard Airport (CMI), Champaign-Urbana, Illinois, United States and RAF High Wycombe (HYC), High Wycombe, Buckinghamshire, England, United Kingdom would travel a Great Circle distance of 4,027 miles (or 6,481 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between University of Illinois Willard Airport and RAF High Wycombe, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between University of Illinois Willard Airport and RAF High Wycombe. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CMI / KCMI |
Airport Name: | University of Illinois Willard Airport |
Location: | Champaign-Urbana, Illinois, United States |
GPS Coordinates: | 40°2'21"N by 88°16'41"W |
Area Served: | Champaign-Urbana, Illinois |
Operator/Owner: | University of Illinois at Urbana-Champaign |
Airport Type: | Public |
Elevation: | 754 feet (230 meters) |
# of Runways: | 4 |
View all routes: | Routes from CMI |
More Information: | CMI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | HYC / EGUH |
Airport Name: | RAF High Wycombe |
Location: | High Wycombe, Buckinghamshire, England, United Kingdom |
GPS Coordinates: | 51°40'53"N by 0°48'6"W |
Operator/Owner: | Ministry of Defence |
View all routes: | Routes from HYC |
More Information: | HYC Maps & Info |
Facts about University of Illinois Willard Airport (CMI):
- Because of University of Illinois Willard Airport's relatively low elevation of 754 feet, planes can take off or land at University of Illinois Willard Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The closest airport to University of Illinois Willard Airport (CMI) is Decatur Airport (DEC), which is located 34 miles (55 kilometers) WSW of CMI.
- The furthest airport from University of Illinois Willard Airport (CMI) is Margaret River Airport (MGV), which is located 11,084 miles (17,838 kilometers) away in Margaret River, Western Australia, Australia.
- University of Illinois Willard Airport (CMI) has 4 runways.
- The terminal has five gates.
- The airport is served by buses from the Champaign-Urbana Mass Transit District, which connect with intercity buses and with Amtrak.
- The airport was dedicated on 26 October 1945.
Facts about RAF High Wycombe (HYC):
- The furthest airport from RAF High Wycombe (HYC) is Dunedin International Airport (DUD), which is located 11,867 miles (19,098 kilometers) away in Dunedin, Otago, New Zealand.
- The station crest, incorporating a thunderbolt and two pillars to symbolise the support the station gave to Bomber Command, was approved on 23 November 1966.
- The closest airport to RAF High Wycombe (HYC) is RAF Benson (BEX), which is located only 13 miles (22 kilometers) WSW of HYC.
- Buildings were designed to resemble other uses, such as the Officers' Mess which was built to look like a manor house.
- To preserve secrecy, the station was known as "Southdown" in March 1940, as part of a directive by the Air Ministry.
- The motto of RAF High Wycombe in Latin is 'Non Sibi', which translates as 'not for ourselves'.
- The site is a non-flying station and was home to RAF Strike Command before it became part of the newly formed RAF Air Command on 1 April 2007.
- The location of the station was originally suggested by Wing Commander Alan Oakeshott when the Air Ministry was seeking a new, secure, site for Bomber Command away from London.