As per delta change flight the passengers can request for the change in their flights in many ways as per their requirements and have various modes which they can use for the change request. Delta same day flight change policy is one of their best-known policy which has many benefits and rewards which travelers can access. Key points on Delta same day flight change policy: • The policy is only applicable for travelers which are traveling within Puerto Rico or the U.S Virgin Islands and the United States. • International tickets and the basic economy class tickets are not valid for the same-day change. • There are mainly two options on same day change it can either confirm the change or can be stand by.