MCC 3004 covers TRANS WORLD AIRLINES 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.
Purchases at Trans World Airlines, Delta Air Lines, and United Airlines are coded with MCC 3004. This includes flights, upgrades, and lounge access.
Cardholders often think any travel purchase gets this code, but only airline-specific transactions qualify. Hotel stays or car rentals don't fit here.
MCC 3004 stands for TRANS WORLD AIRLINES. It is a four-digit Merchant Category Code used by payment networks to classify businesses in the airline category.
Merchants classified under MCC 3004 (TRANS WORLD AIRLINES) operate in the airline sector. Card networks assign this code during merchant onboarding based on the primary business activity.
MCC 3004 (TRANS WORLD AIRLINES) 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 3004 (TRANS WORLD AIRLINES). 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 3004 is assigned to businesses providing trans world airlines services. While this is a less common merchant category, any purchase that posts with code 3004 will be classified as 'TRANS WORLD AIRLINES' by your card issuer, which determines whether airline category bonuses apply to that transaction.
MCC 3004 (TRANS WORLD AIRLINES) and MCC 3000 (UNITED AIRLINES) are both in the airline category but cover distinct merchant types. MCC 3004 is used for trans world airlines 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.