Depending on the conductor and how many intermissions there are, between 2 1/2 and 3 hours.
Opera a la Carte - UK - was created in 1993.
Opera a la Carte - US - was created in 1970.
La valley
La boheme
Puccini's opera 'La boheme'
La marquise de Brinvilliers - opera - was created in 1831.
Philadelphia La Scala Opera Company was created in 1925.
Philadelphia La Scala Opera Company ended in 1954.
La fedeltà premiata or Fidelity Rewarded an opera by Joseph Haydn last about 2 hours.
Rent is a rock opera based on Giacomo Puccini's opera La bohème.
Can you describe what the opera is about - any of the character's names? There is no opera called "La Wally", and I am drawing a blank trying to imagine what opera you are getting at.
Puccini composed La Boheme.