It’s important to note that booking a multi-city itinerary can sometimes be more expensive than booking separate one-way tickets. However, Alaska airlines multi-city can also save time and provide greater flexibility for travellers. Another advantage of booking multi-city itineraries with Alaska Airlines is that you can earn miles through their Mileage Plan program which you can use for future flights and other benefits. To book a multi-city flight with Alaska Airlines, you can visit their official website and use their booking tool. The multi-city booking tool allows you to enter multiple destinations and dates to create a customised itinerary. You can specify the number of passengers and the class of service you require. Once you have entered your search information, the booking tool will display available flights and prices that meet your requirements.