Nonstop flight route between Alconbury, England, United Kingdom and St. Louis, Missouri, United States:
Departure Airport:

Arrival Airport:

Distance from AYH to STL:
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- About this route
- AYH Airport Information
- STL Airport Information
- Facts about AYH
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- Map of Nearest Airports to AYH
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- Map of Furthest Airports from AYH
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- List of Furthest Airports from STL
About this route:
A direct, nonstop flight between RAF AlconburyUSAAF Station 102 (AYH), Alconbury, England, United Kingdom and Lambert–St. Louis International Airport (STL), St. Louis, Missouri, United States would travel a Great Circle distance of 4,171 miles (or 6,712 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 RAF AlconburyUSAAF Station 102 and Lambert–St. Louis International Airport, 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 RAF AlconburyUSAAF Station 102 and Lambert–St. Louis International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | AYH / EGWZ |
Airport Name: | RAF AlconburyUSAAF Station 102 |
Location: | Alconbury, England, United Kingdom |
GPS Coordinates: | 52°21'47"N by 0°13'22"W |
Operator/Owner: | Ministry of Defence |
View all routes: | Routes from AYH |
More Information: | AYH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | STL / KSTL |
Airport Name: | Lambert–St. Louis International Airport |
Location: | St. Louis, Missouri, United States |
GPS Coordinates: | 38°44'49"N by 90°21'41"W |
Area Served: | Greater St. Louis, Missouri |
Operator/Owner: | City of St. Louis |
Airport Type: | Public |
Elevation: | 605 feet (184 meters) |
# of Runways: | 4 |
View all routes: | Routes from STL |
More Information: | STL Maps & Info |
Facts about RAF AlconburyUSAAF Station 102 (AYH):
- RAF Alconbury is about 0.308 sq mi in area.
- The closest airport to RAF AlconburyUSAAF Station 102 (AYH) is Cambridge International Airport (CBG), which is located 20 miles (32 kilometers) ESE of AYH.
- A total of 67 bombers had been lost in RAF Bomber Command operations flown from Alconbury, eight were Blenheims and 59 Wellingtons.
- In the spring of 1938, the Air Ministry acquired about 150 acres of open meadowland at Alconbury Hill, Huntingdonshire, expressly for use as a satellite airfield.
- The furthest airport from RAF AlconburyUSAAF Station 102 (AYH) is Chatham Islands (CHT), which is located 11,821 miles (19,024 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- The construction attracted the attention of the Luftwaffe as the flying field of RAF Alconbury was attacked by German bombers on 16 September 1940, although no serious damage was done.
Facts about Lambert–St. Louis International Airport (STL):
- During the war, the airport became a manufacturing base for McDonnell Aircraft and Curtiss-Wright.
- The furthest airport from Lambert–St. Louis International Airport (STL) is Margaret River Airport (MGV), which is located 10,986 miles (17,681 kilometers) away in Margaret River, Western Australia, Australia.
- The April 1957 Official Airline Guide shows TWA with 44 weekday departures.
- Lambert–St. Louis International Airport (STL) has 4 runways.
- Because of Lambert–St. Louis International Airport's relatively low elevation of 605 feet, planes can take off or land at Lambert–St. Louis International 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.
- However, TWA faced increasing problems as overall airline demand softened in response to a softening overall economy.
- In 2006, the United States Air Force announced plans to turn the 131st Fighter Wing of the Missouri Air National Guard into the 131st Bomb Wing.
- The closest airport to Lambert–St. Louis International Airport (STL) is St. Louis Downtown Airport (CPS), which is located only 16 miles (27 kilometers) SE of STL.
- In the late 1920s, Lambert Field became the first airport with an air traffic control system—albeit one that communicated with pilots via waving flags.