Booking a multi-city trip on Avianca is a straightforward process that allows you to visit multiple destinations within a single itinerary. Here are some key points and steps to help you book a multi-city flight on Avianca:

Search for Flights: Begin by visiting the Avianca Airlines website or using a trusted online travel agency that offers Avianca bookings. Use the search function and input your departure city, arrival city, and travel dates for each segment of your multi-city trip.

Select "Multi-City" Option: Look for the option to select "Avianca Multi City" when prompted to choose your travel type. This will allow you to enter the specific cities and dates for each leg of your journey.

Enter Flight Details: Enter the departure city and arrival city for each segment of your multi-city trip, along with the corresponding travel dates. Ensure that the dates and cities are accurate to reflect your desired itinerary.

Specify Passengers and Travel Class: Indicate the number of passengers and their respective travel classes for each segment of the trip. Avianca typically offers Economy, Business, and sometimes Premium Economy or First-Class options, depending on the route and aircraft.

Customize Your Search: Avianca's booking system may provide options to further customize your search. You can choose specific departure times, direct flights only, or flexible date options if your travel dates are flexible.

Review and Select Flights: After submitting your search criteria, the system will generate a list of available flights for each segment of your multi-city trip. Take the time to review the flight options, considering factors such as flight duration, layovers, and departure/arrival times.

Make Your Selection: Once you have reviewed the flight options and found the most suitable ones for your Avianca multi-city trip, select the flights that meet your preferences and proceed to the booking page.

Complete the Booking: Follow the prompts to complete the booking process. Enter the required passenger information, contact details, and any additional services or preferences you may have. Review the booking summary, including the fare breakdown, baggage allowances, and any applicable fees.

Payment: Choose your preferred payment method and provide the necessary details to finalize the booking. Avianca accepts various forms of payment, including credit cards, debit cards, and sometimes alternative payment options depending on your location.

Confirmation and Ticketing: Once your payment is processed, you will receive a booking confirmation and e-ticket via email. Make sure to double-check all the details and keep a copy of your confirmation for future reference.

In conclusion, booking a multi-city trip on Avianca involves selecting the "Multi-City" option during the flight search process, entering the specific cities and travel dates for each segment, reviewing the available flight options, and completing the booking by providing passenger information and making the payment.