To book a multi-city flight on LATAM Airlines, you can follow these steps: Go to the latam multi city flights  +1-860-498-9674 and click on the "Book" option on the top of the page. Click on the "Multi-City" option. Enter the departure city, arrival city, and dates for each leg of your trip. Enter the number of passengers travelling and any promo code, if applicable. Click on "Search" to...