Lullaby music is a powerful tool, the average time it takes for a baby to fall asleep while listening to a lullaby is 10- 20 min but can vary widely based on several factors, including the baby’s age, temperament, sleep routine, and the environment.

Some tips to help a baby fall asleep more quickly with a lullaby include:

1. Consistency: Play the same lullaby or a similar type of soothing music every night to create a sleep association.

2. Volume: Keep the volume low and gentle.

3. Environment: Ensure the sleep environment is conducive to rest—dim lighting, comfortable temperature, and minimal distractions.

4. Routine: Incorporate the lullaby into a consistent bedtime routine, which can include a bath, story time, and then the lullaby.

5. Comfort: Make sure the baby is comfortable, fed, and has a clean diaper before starting the lullaby.

Each baby is different, so it might take some time to find the right combination of factors that help your baby fall asleep quickly.