Flughafensee

{{Infobox body of water

| name = Flughafensee

| image = Flughafensee Ueberblick.JPG

| caption =

| image_bathymetry =

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| location = Tegel Airport, Berlin

| coords = {{coord|52|34|N|13|17|E|region:DE-BE_type:waterbody_source:dewiki|display=inline,title}}

| type =

| inflow =

|pushpin_map=Germany Berlin

| outflow =

| catchment =

| basin_countries = Germany

| length = ca. {{convert|1000|m|abbr=on}}

| width = {{convert|500|m|abbr=on}}

| area = {{convert|30.6|ha|abbr=on}}

| depth = {{convert|11.81|m|abbr=on}}

| max-depth = {{convert|34.3|m|abbr=on}}

| volume = {{convert|3610000|m3|abbr=on}}

| residence_time =

| shore = {{convert|3.545|km|abbr=on}}

| elevation =

| frozen =

| islands =

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}}

Flughafensee is a lake near Tegel Airport in the borough of Reinickendorf in Berlin, Germany. Its surface area is {{convert|30.6 |ha|acre}}. It was formed by gravel quarrying operations in the period after the second world war. After operations were shut down in 1978, it was gradually taken over by the local population as a recreational lake{{Cite web|url=https://www.berlin.de/senuvk/forsten/ausflugstipps/de/2006/september.shtml|title = Berliner Forsten|date = 9 July 2021}} with beaches and an angling club.{{cite web |url=http://www.flughafensee.de/ |title=Home |website=flughafensee.de}} The lake is surrounded by woodland, part of the Jungfernheide area.