MCC 3100 covers MALAYSIAN AIRLINE SYSTEM merchants, classified under airline. To maximize rewards at these businesses, look for credit cards with broad spending bonuses or airline category multipliers. MCC Lookup Tool to find which cards earn bonus rewards here.
Malaysian businesses like AirAsia and Malaysia Airlines use MCC 3100. Purchases for flights, airport fees, and in-flight services are coded here.
Cardholders often misunderstand that booking hotels or car rentals through airlines doesn't always count as MCC 3100.
MCC 3100 stands for MALAYSIAN AIRLINE SYSTEM. It is a four-digit Merchant Category Code used by payment networks to classify businesses in the airline category.
Merchants classified under MCC 3100 (MALAYSIAN AIRLINE SYSTEM) operate in the airline sector. Card networks assign this code during merchant onboarding based on the primary business activity.
MCC 3100 (MALAYSIAN AIRLINE SYSTEM) is not currently a dedicated bonus category for most major credit cards. For airline spending at these merchants, a flat-rate rewards card (1.5–2% on all purchases) is typically your most reliable option. Use our MCC Lookup Tool to find the best card for any specific merchant.
Currently, no credit cards in our database have a dedicated bonus category for MCC 3100 (MALAYSIAN AIRLINE SYSTEM). Most purchases posting with this code will earn base rewards (typically 1–1.5x on everyday cards). A flat-rate cashback card is the most predictable choice for airline spending.
MCC 3100 is assigned to businesses providing malaysian airline system services. While this is a less common merchant category, any purchase that posts with code 3100 will be classified as 'MALAYSIAN AIRLINE SYSTEM' by your card issuer, which determines whether airline category bonuses apply to that transaction.
MCC 3100 (MALAYSIAN AIRLINE SYSTEM) and MCC 3000 (UNITED AIRLINES) are both in the airline category but cover distinct merchant types. MCC 3100 is used for malaysian airline system businesses, while MCC 3000 is assigned to united airlines merchants. Both may qualify for the same bonus category on your card — check your card's terms or use our MCC Lookup Tool to confirm.