In accordance with the Norwegian Air cancellation policy, passengers can cancel their flight hassle-free within 24 hours of purchase. You can also get a full refund for cancellations without paying a flight cancellation fee.
If you cancel your flight after the 24-hour grace period, fare type (refundable or non-refundable), destination, route and other reservation information.
If you have booked a Norwegian Air ticket through an online travel agent (OTA) or travel agent, you will need to contact the travel agent to further process your flight cancellation.
In other cases, if your Norwegian Air flight is canceled due to airline termination, you will receive a full refund or rebook another flight.