| CIA NOTABLE FLIGHTS | Part S. Stratosphere flights |
| | Flights over 12000 meters and selected other high altitude flights |
| 1900-09-23 | Altitude flight |
| | Jacques Balsan | Louis Godard |
| | 7925m (26 000ft) in B 1782-1982 |
| | Altitude: | 0 | | m | 28077.4 | | feet | Class | AA | 0 |
| 1901-07-31 | First flight over 10 000 meters. |
| | Arthur Joseph Berson | R. J. Süring |
| |
| | Altitude: | 10800 | | m | 35433.1 | | feet | Class | AA | 13 |
| 1926-01-01 | Claimed to be first flight over 12 000 m. |
| | Jean Callizo |
| | False claim. Flew low in an aircraft and drew the barogram himself. |
| | Altitude: | 12442 | | m | 40820.2 | | feet | Class | AA | 0 |
| 1927-05-04 | Altitude flight. |
| | Hawthorne Gray |
| | Pilot left by parachute. Record denied |
| | Altitude: | 12875 | | m | 42240.8 | | feet | Class | AA | 7 |
| 1927-11-04 | Altitude flight. |
| | Hawthorne Gray |
| | Pilot died from hypoxia during descent |
| | Altitude: | 12945 | | m | 42470.5 | | feet | Class | AA | 7 |
| 1931-05-27 | First flight over 15 000 meters. |
| | Auguste Piccard | Paul Kipfer |
| | World Record |
| | Altitude: | 15781 | | m | 51774.9 | | feet | Class | AA | 14 |
| 1932-08-18 | First flight over 16 000 meters. |
| | Auguste Piccard | Max Cosyns. BEL. 1906- |
| | Rapperswil 05:07-Wallenstadt-Sargans-Coire-Bernina-Lake Garda |
| | Altitude: | 16201 | | m | 53152.9 | | feet | Class | AA | 14 |
| 1933-09-30 | First flight over 18 000 meters. |
| | G. A. Prokofiev | E. K. Birnbaum. Godunov |
| | World Record |
| | Altitude: | 18514 | | m | 60741.5 | | feet | Class | AA | 15 |
| 1933-11-20 | Second flight over 18 000 meters. |
| | Thomas G. W. "Tex" Settle | C. L. Fordney |
| |
| | Altitude: | 18665 | | m | 61236.9 | | feet | Class | AA | 15 |
| 1934-01-30 | Altitude flight. |
| | Paul F. Fedoseenko | A. B. Vasienko. I. D. Usyskin |
| | Gondola separated at altitude. All perished. |
| | Altitude: | 21872 | | m | 71758.5 | | feet | Class | AA | 15 |
| 1934-07-28 | Stratosphere flight. |
| | William Elsworth Kepner | Orvil A Anderson. Albert W. Stevens |
| | Fails at 60 000 ft. All parachute safely. Launch from Stratobowl. Rapid City |
| | Altitude: | 18300 | | m | 60039.4 | | feet | Class | AA | 15 |
| 1934-10-23 | First woman in the stratosphere |
| | Jeanette Ridlon Piccard | Jean Félix Piccard (1884-1963) |
| | Altitude research flight |
| | Altitude: | 17550 | | m | 57578.7 | | feet | Class | AA | 15 |
| 1935-11-11 | First flight over 22 000 meters. |
| | Orvil A. Anderson | Albert W. Stevens |
| | World Record. Launch at Stratobowl. Rapid City |
| | Altitude: | 22066 | | m | 72395 | | feet | Class | AA | 15 |
| 1956-08-10 | Stratosphere flight. |
| | Malcolm D. Ross | M. Lee Lewis |
| | Open Basket |
| | Altitude: | 12192 | | m | 40000 | | feet | Class | AA | 15 |
| 1956-09-24 | Stratosphere flight. |
| | H. Froelich | K. Long |
| | Open Basket |
| | Altitude: | 12801.6 | | m | 42000 | | feet | Class | AA | 15 |
| 1956-11-08 | First flight over 23 000 meters. |
| | Malcolm D. Ross | M. Lee Lewis |
| | Unofficial Absolute World Record |
| | Altitude: | 23164.8 | | m | 76000 | | feet | Class | AA | 15 |
| 1957-06-02 | Research on human reaction to high altitude flight |
| | Joseph W. Kittinger |
| | Bailout and escape research |
| | Altitude: | 29300 | | m | 96128.6 | | feet | Class | AA | 15 |
| 1957-08-20 | Research on human reaction to high altitude flight. |
| | David G. Simons |
| | Crosby. Minnesota to Elm Lake. S. Dakota |
| | Altitude: | 0 | | m | 101516 | | feet | Class | AA | 15 |
| 1957-10-18 | Unofficial two-man altitude record |
| | Malcolm D. Ross |
| |
| | Altitude: | 26121.4 | | m | 85700 | | feet | Class | AA | 15 |
| 1958-07-27 | Unofficial stratosphere duration record |
| | Malcolm D. Ross |
| |
| | Altitude: | 24993.6 | | m | 82000 | | feet | Class | AA | 15 |
| 1958-10-08 | Research on human reaction to high altitude flight |
| | Clifton McClure |
| | Pilot severely dehydrated due temperature above 70 |
| | Altitude: | 30175.2 | | m | 99000 | | feet | Class | AA | 15 |
| 1959-11-16 | High altitude parachute jump. |
| | Joseph W. Kittinger |
| | White Sands. New Mexico. |
| | Altitude: | 23286.7 | | m | 76400 | | feet | Class | AA | 15 |
| 1959-11-28 | Observation of Venus with telescope and spectrograph |
| | Malcolm D. Ross | Charles B. Moore |
| |
| | Altitude: | 24688.8 | | m | 81000 | | feet | Class | AA | 15 |
| 1959-12-11 | High altitude parachute jump. |
| | Joseph W. Kittinger |
| |
| | Altitude: | 22770 | | m | 74704.7 | | feet | Class | AA | 15 |
| 1960-08-16 | Highest known successful parachute jump. |
| | Joseph W. Kittinger |
| | 4m 38s free fall (13m 45s total). max descent speed 990 km/h |
| | Altitude: | 31333.4 | | m | 102800 | | feet | Class | AA | 15 |
| 1961-05-04 | Absolute World Altitude record. |
| | Malcolm D. Ross | Victor A. Prather |
| | Launch from aircraft carrier U.S.S Antietam. Gulf of Mexico |
| | Altitude: | 34668 | | m | 113740 | | feet | Class | AA | 15 |
| 1966-02-02 | Altitude flight. |
| | Nicholas Piantanida |
| | Oxygen problem. Gondola descended by parachute |
| | Altitude: | 37642.8 | | m | 123500 | | feet | Class | AA | 15 |
| 1966-05-01 | Altitude flight. |
| | Nicholas Piantanida |
| | Pilot parachutes. looses oxygen at 17000m. Dies from hypoxia |
| | Altitude: | 0 | | m | 0 | | feet | Class | AA | 15 |
| 1972-10-27 | Highest altitude attained by unmanned balloon. Chico. California |
| | Unmanned |
| | Largest balloon built |
| | Altitude: | 51816 | | m | 170000 | | feet | Class | AA | 15 |
| 1975-09-27 | Altitude World record |
| | Kingswood Sprott JR |
| |
| | Altitude: | 11823 | | m | 38789 | | feet | Class | AX | 8 |
| 1979-08-01 | Altitude World record |
| | Chauncey M. Dunn |
| | Indianola. Iowa |
| | Altitude: | 16154 | | m | 53000 | | feet | Class | AX | 9 |
| 1980-10-31 | Altitude World record |
| | Julian R. P. Nott |
| | Longmont to Woodrow. Colorado |
| | Altitude: | 0 | | m | 0 | | feet | Class | AX | 12 |
| 1983-06-08 | Altitude World record |
| | Josef Starkbaum |
| | Lole. Austria |
| | Altitude: | 0 | | m | 0 | | feet | Class | AX | 7 |
| 1984-06-19 | Altitude World record |
| | Josef Starkbaum |
| | Tauplitz to Feistritzgraben. Austria |
| | Altitude: | 12375 | | m | 40600 | | feet | Class | AX | 7 |
| 1988-06-06 | Highest altitude reached by a Hot Air Balloon. |
| | Per Axel Lindstrand |
| | Laredo. Texas. |
| | Altitude: | 0 | | m | 64996.7 | | feet | Class | AX | 14 |
| 1988-11-13 | Altitude World record |
| | Michio Kanda |
| | Kamioka-machi. Yoshiki-Gun. Gifu-ken (Japan) |
| | Altitude: | 0 | | m | 0 | | feet | Class | AX | 6 |
| 1995-07-08 | Altitude World record |
| | Josef Starkbaum |
| | Dimbach to Thurnau. Austria |
| | Altitude: | 14018 | | m | 45991 | | feet | Class | AX | 7 |
| 1996-06-12 | Altitude World record |
| | Josef Starkbaum |
| | Heilbrunn to Edelberg. Austria |
| | Altitude: | 12326 | | m | 40440 | | feet | Class | AX | 6 |
| 1998-07-21 | Altitude World record |
| | Josef Starkbaum |
| | Stolzalpe to Knittelfeld. Austria |
| | Altitude: | 15011 | | m | 49249 | | feet | Class | AX | 8 |
| 1999-03-21 | First Around-the-World Flight. |
| | Bertrand Piccard | Brian Jones |
| | Chateau d'Oex. Switzerland to Dakhla. Egypt. |
| | Altitude: | 11737 | | m | 38507.2 | | feet | Class | AM | 15 |
| 2004-03-23 | Altitude record attempt |
| | David Hempleman-Adams | Solo flight |
| | Altitude is uncorrected. preliminary figure |
| | Altitude: | 0 | | m | 0 | | feet | Class | AM | 8 |
| | © CIA, Hans Åkerstedt | | 2012-02-10 |