Scandinavian Airlines or SAS is the flag carrier of Denmark, Norway, and Sweden, and the largest airline in Scandinavia. Part of the SAS Group and headquartered at Stockholm Arlanda Airport (ARN) in Sigtuna, Sweden, the airline operates 182 aircraft to 90 destinations. The airline's main hub is Kastrup or Copenhagen Airport, which is the main European and intercontinental hub. Somewhat hubs also exist at Oslo Airport, Gardermoen and Stockholm-Arlanda Airport.
Frequent flyer program:
Business Class For long-haul flights business class, called "SAS Business", is still offered and features wide sleeper seats. Further back the seats offered on SAS Plus are wider than those in the SAS Go section. Meals are served to all passengers on long-haul flights.
Premium Economy Class SAS Plus tickets are refundable, and include a meal, a double checked-in baggage allowance, and access to lounges and fasttracking at the airport. The SAS Plus passengers are seated at the front of the aircraft but the seats there are otherwise the same as the SAS Go seats.
Economy Class The economy class is called "SAS Go". The SAS Plus passengers are seated at the front of the aircraft but the seats there are otherwise the same as the SAS Go seats.
*Source of information: Wikipedia.