Delta is extending its change fee waiver for new flights purchased through June 30.

The US carrier said in a statement posted on its website that passengers can change their travel plans without a fee for a year from the date of purchase.

The airline is also allowing passenger who have been affected by schedule changes to re-book travel through September 30, 2022. Eligible passengers include those who have upcoming travel already booked between now and September 30 this year as of April 17, 2020, and those whose trips were cancelled between March 2020 and September 2020.

Delta is increasing the number of flights in June. The carrier said it has added about 100 daily flights to its June schedule, compared to May.

Delta publishes updated June flying schedule

Passengers travelling with the airline have to wear a face mask, starting in the check-in lobby, at Delta’s lounges, in the boarding gate areas, jet bridges and on board the aircraft for the duration of the flight – except during meal service.

The carrier said it is also practicing social distancing on its aircraft through June 30 by blocking middle seats from sale on all flights.