| A Beethoven Pas de Deux | — | Jerome Robbins | Ludwig van Beethoven |
| A Folk Tale | — | August Bournonville | Niels Gade, Johan Peter Emilius Hartmann |
| A Life for the Tsar | — | Peter Martins | Michael Glinka |
| A Midsummer Night's Dream | January 17, 1962 | George Balanchine | Felix Mendelssohn |
| A Month in the Country | February 12, 1976 | Frederick Ashton | Frédéric Chopin |
| A Suite of Dances | March 1994 | Jerome Robbins | Johann Sebastian Bach |
| A Tragedy of Fashion | June 15, 1926 | Frederick Ashton | Eugene Aynsley Goossens |
| Abd-el-Kader | 1846 | — | Giovanni Casati |
| Abdallah | 1855 | August Bournonville | Holger Simon Paulli |
| Abraxas | 1948 | Marcel Luipart | Werner Egk |
| Acheron | — | Liam Scarlett | Francis Poulenc |
| Acht | January 27, 1973 | Aimé De Lignière | Igor Stravinsky |
| Acrobats of God | 1960 | Martha Graham | Carles Suriñach |
| Adagio Hammerklavier | October 4, 1973 | Hans Van Manen | Ludwig van Beethoven |
| Adam Zero | April 8, 1946 | Robert Helpmann | Arthur Bliss |
| Adams Violin Concerto | June 1, 1995 | Peter Martins | John Adams |
| Adelaide di Borgogna | November 14, 1835 | — | Cesare Pugni |
| Adelaide di Francia | 1844 | — | — |
| Adelaide di Guesclino | — | — | Francesco Clerico |
| After Eden | September 15, 1976 | John Butler | Lee Hoiby |
| After the Rain | January 22, 2005 | Christopher Wheeldon | — |
| After the Rain Pas de Deux | — | Christopher Wheeldon | Arvo Pärt |
| Afternoon of a Faun | May 29, 1912 | Vaslav Nijinsky | Claude Debussy |
| Afternoon of a Faun | May 14, 1953 | — | Claude Debussy |
| Afternoon of a Faun | February 2006 | — | — |
| Age of Anxiety | February 26, 1950 | Jerome Robbins | — |
| Agon | December 1, 1957 | George Balanchine | Igor Stravinsky |
| Alborada del Gracioso | — | Jacques d'Amboise | Maurice Ravel |
| Alexandre et Campaspe de Larisse | — | Jean-Georges Noverre | Franz Asplmayr |
| Alfa ed Omega | December 2, 1872 | Hippolyte Monplaisir | Giovanni Bottesini, Romualdo Marenco, Gustavo Tofano, Costantino Dall'Argine, Antonio Baur, Giuseppe Giaquinto |
| Alice's Adventures in Wonderland | February 28, 2011 | Christopher Wheeldon | Joby Talbot |
| Allegro Brillante | March 1, 1956 | George Balanchine | Pyotr Ilyich Tchaikovsky |
| Allegro Brillante | August 12, 1982 | George Balanchine | — |
| Altaîr | — | — | Ennio Porrino |
| Amadriade | March 17, 1888 | — | Angelo Venanzi |
| AMARIA | — | Mauro Bigonzetti | Domenico Scarlatti |
| Amelia | January 27, 1973 | Jeanne Brabants | Stanley Weiner |
| American Rhapsody | — | Christopher Wheeldon | George Gershwin |
| Amor | February 17, 1886 | Luigi Manzotti | Romualdo Marenco |
| Amore ed arte | February 28, 1870 | — | Romualdo Marenco, José Strigelli |
| Amorsacro/Amorprofano | January 29, 1994 | — | Azio Corghi |
| An American in Paris | May 4, 2005 | Christopher Wheeldon | George Gershwin |
| Anastasia | June 25, 1967 | Kenneth MacMillan | Pyotr Ilyich Tchaikovsky, Bohuslav Martinů |
| Anastasiya | 2018 | Yury Trayan | Vyacheslav Kuznetsov |
| Ancient Airs and Dances | May 29, 1992 | Richard Tanner | — |
| Andantino | June 4, 1981 | Jerome Robbins | Pyotr Ilyich Tchaikovsky |
| Anello infernale | October 25, 1862 | — | Paolo Giorza |
| Animae Corpus | December 11, 1999 | — | Matteo D'Amico |
| Anna Karenina | April 2, 2005 | Boris Eifman | Pyotr Ilyich Tchaikovsky |
| Antique Epigraphs | February 2, 1984 | Jerome Robbins | Claude Debussy |
| Anyuta | — | Vladimir Vasiliev | — |
| Apollo | April 27, 1928 | George Balanchine, Adolph Bolm | Igor Stravinsky |
| Apollon Musagète | February 2, 1974 | George Balanchine | Igor Stravinsky |
| Appalachia Waltz | June 20, 2000 | Miriam Mahdaviani | — |
| Appalachian Spring | October 30, 1944 | Martha Graham | Aaron Copland |
| Arabesque | September 17, 1970 | Jeanne Brabants | Claude Debussy |
| Arabian Nights | 1979 | Nelya Nazirova | Fikret Amirov |
| Aranea | October 7, 1977 | Janine Charrat | Claude Pichaureau |
| Arcade | March 28, 1963 | John Taras | — |
| Architects of Time | May 5, 2022 | Silas Farley | David K. Israel |
| Arletta | 1913 | — | Louis Bonnel |
| Arsinoe e Telemaco | 1813 | Gaetano Gioia | Wenzel Robert von Gallenberg |
| Aschenbrödel | May 2, 1901 | — | Johann Strauss II, Josef Bayer |
| Ash | June 20, 1991 | Peter Martins | Michael Torke |
| Atalanta | 1929 | — | Vittorio Gnecchi |
| Attea | October 31, 1863 | — | Costantino Dall'Argine |
| Aurora's Wedding | — | Peter Martins | Pyotr Ilyich Tchaikovsky |
| À la Françaix | September 11, 1951 | George Balanchine | — |