SriLankan Airlines serves 64 destinations in 34 countries, and remains the largest foreign carrier into the Maldives, with at least 38 weekly flights between Male and Colombo. The airline is also considering Gan as a destination. As of September 2012, the airline no longer runs its service to Switzerland. However, there are plans to resurrect the Sydney to Colombo service which was terminated over 10 years ago.

Business Class

SriLankan airlines offers full flat bed seats on majority of long haul aircraft with Audio Video on Demand (AVOD) facilities. The fully flat bed seat offers a 19.5 inches wide seat that can be reclined into a 180 degree 79 inches long bed. Each seat has a 15-inch personal IFE system.

SriLankan's newest fleet additions will feature Thales Avant IFE, which features modern entertainment features and extended business class seats. The A330-300 aircraft which arrived October 2014 was the first of 15 aircraft to be fitted with these systems.

Economy Class

The Economy seats are light blue in color. SriLankan provides an individual video player with 18 movies and 22 radio channels for Economy Class. Both classes are given the option of a "Satcom" satellite phone. Satcom allows a passenger to call anyone in another seat free of charge. SriLankan is capable of preparing meals for those with dietary restrictions. On some flights, like Singapore to Colombo, SriLankan prepares hot meals (such as chicken and rice or seafood with vegetables) for Economy Class, as the flight is long.

SriLankan's newest fleet-additions will feature Thales Avant IFE, which features modern entertainment features and modern reclining seats with AVOD and ambient lighting throughout. The A330-300 aircraft which arrived October 2014 was the first of 15 aircraft to be fitted with these systems. (6 A330-300 and 9 A350-900 aircraft)

Entertainment

New movies from Hollywood, old classics, and some films from India are available. Included are comedies, dramas, arts, sports, and children's TV.

CTV is SriLankan's channel for children with programmes such as comedies and cartoons. SriLankan has 22 radio channels to provide music from around the world. SriLankan's radio channels cover the European charts, Golden Era, classical, jazz, and popular music selections from Sri Lanka, Arabia, India, and Japan. New games have been added, including puzzles, playing cards, and classic board games. In 2011, SriLankan will install AVOD systems, provided by IMS of the United States, on selected Airbus A330 and A340 aircraft.