Will I be allowed to bring alcohol if it is in fancy packaging?

No. As per the Delta policy for alcohol, you must keep it in the original and unopened packing only.

Can I bring beer on board?

Yes, you can bring it but you must keep the applicable rules in mind.

Will the airline allow me to bring 10 liters of alcohol?

According to the policy of Delta Airlines, a ticketed passenger can only bring alcohol or liquor with the maximum limit of up to 5 liters. You can get in touch with the customer support of Delta to learn more about the same.

Can I bring packed alcohol in my checked baggage?

Yes, you can bring it. However, as per the rules of the Transportation Security Administration (TSA), any alcoholic drink that is less than 70% but more than 24% will be allowed in checked baggage.

What is the maximum quantity of alcohol and other alcoholic beverages in checked baggage?

The limit is 5 liters per ticketed passenger. In case you need more details about the alcohol policy and rules for alcoholic beverages, you are advised to connect with customer support of Delta Airlines. You can also visit the official website of this air operator to get detailed information.