As you have traveled frequently with Delta Airlines, that airline will indeed offer you some sorts of special perks to redeem for your future travel, so if you have enough balance of Delta voucher under your account, then in such instances, you want to know how to use delta voucher, then you are supposed to use the following section points, and you will be able to learn quite adequately for the proper use of such coupons.

• First, you need to open Delta Airlines' official website. 
• Then go to the information section, select the voucher section, and enter the voucher code. 
• You will see the balance of earned Delta voucher points. 
• Now reserve a ticket for your travel with Delta by mentioning the passenger's complete travel and contact information.
• Next, select the ticket and choose the appropriate payment mode. 
• Enter the available code of the voucher for the Delta airline ticket.
• At last, after the code gets applied, you will tap over the finish button and receive a confirmation email with a complete voucher summary.

Or else you should connect with the Delta airline team from customer services to get guidance on the Delta voucher number used to purchase preferable flight tickets. 

How do I redeem my Delta E-Credit?

After making a reservation with Delta Airlines, most travelers cancel their trip at the last minute due to some uneven conditions, such as bad weather conditions, medical emergencies, or others. However, if you cancel the ticket, you will earn an E-Credit against the Delta travel credit voucher, which you can apply for the chosen ticket. But note that you must first convert the E-Credit into a travel voucher and then apply it accordingly to purchase a ticket; you will use and receive a waiver and a confirmation email from Delta.

Can I use two Delta vouchers at the same time?

No, passengers are not permitted the option of combining or redeeming two Delta vouchers at the same time. However, passengers can avail of the discount for booking, amenities, seat upgrades, or any other service using the earned Delta vouchers.

Can I get money back from a Delta E-Credit?

If you are questioning whether you will get money back from Delta E-Credit, then you should understand that such references are enabled only following the reserved flight ticket. For example, nonrefundable tickets at Delta are ineligible for a refund. But, if you have booked a refundable fare with Delta Airlines, you can retrieve the Delta e-credit for the money back, but for that, you will have to request directly from the customer care helpdesk assistant for guidance.

How many vouchers can I use on Delta?

Sometimes, passengers need clarification about how to use Delta vouchers online or how many vouchers can be applied to purchase a Delta Airlines flight ticket. So, it is best to contact Delta customer service assistants as they are available 24/7 to provide guidance. On the other hand, up to 5 cards can get redeemed per transaction for tickets and up to 4 gift cards for Delta Airlines vacations and other plans.