The move comes as domestic travel and international travel are both taking a hit from the coronavirus. Companies are putting limits on business travel and meetings and conferences have been canceled.
Channel 2's Linda Stouffer got an up close look at the safety precautions being taken while developing the vaccine
The airline said the move was in response to customers' questions about the outbreak of COVID-19, or coronavirus, and to add flexibility.
Atlanta-based Delta said the waiver allows travelers to make a change to their itinerary without paying a change fee.
Other airlines have made similar moves.
The moves signal that airlines want to allow travelers to cancel plans and allow travelers to continue to plan trips by allowing them flexibility to change plans later.
Delta already has suspended flights to much of Asia, Europe and Latin America and is cutting 80% of its flights.