“In total, Delta will offer 14 weekly flights between Portugal and the US this summer, offering 430 seats per week at peak season, including 50 daily seats on Delta One,” the US airline said in a statement.

According to Nicolas Ferri, Delta's vice president for Europe, Middle East, Africa and India (EMEAI), the airline expects "record occupancy rates between Portugal and the US this summer" and says it is looking forward to "contributing to the continued recovery of the country's tourism sector this summer”.

According to a report by Públituris, ANA Aeroportos de Portugal welcomes the return of the North American airline to Lisbon airport, with Francisco Pita, Chief Commercial Officer of ANA – VINCI Airports, underlining that the “return of one of the largest North American airlines to Lisbon is an important sign of the gradual resumption of air traffic”.

“After almost two years of absence, except for a brief period last summer, this long-awaited return will allow the recovery of connectivity between Lisbon airport and the North American market, reinforcing the importance that the destination Portugal has in this market”, added the official.

Both the flights between Lisbon and New York-JFK, as well as the connections between the Portuguese capital and Boston, will be operated on Boeing 767-300 aircraft, together with Delta's transatlantic joint venture partners, Air France, KLM and Virgin Atlantic.

In the case of New York-JFK, flights depart Lisbon at 10:00 am and arrive in New York-JFK at 1:20 pm, while in the opposite direction there are flights at 8:30 pm, arriving in Lisbon at 8:15 am the following day.

With regard to Boston, departure from Lisbon takes place at 12:45 pm, with arrival in Boston scheduled for 3:25 pm, while on the way back there are flights at 11:25 pm, arriving in the Portuguese capital at 10:50 am the following day.