The Latam Airlines change flight policy offers its flier the flexibility and the piece of mind. Passengers can dial (????-????????????????????-????????????????????) and process it smoothly. It may cost you $75 to $699. Changing your flight at Latam Airlines is very simple and easy. Just give a call to a Latam Airlines reservation line at +1-877-552-0621 or, 877>552>0621... However, You can also modify your booking via official website or Latam app.. You can change your flight on Latam.com or the Latam app in four steps: Firstly, Dial +1-*877*552*0621 and Go to My Trips Then, Select ?Change flight? Next, Select ?Edit? to update your flight Lastly, Choose a new flight You can also change your flight over the phone, but you might be charged a fee. If you?re at the airport you can use a kiosk or speak to an agent.