The two biggest US airlines are adding three new routes to Portugal for 2018. United Airlines is adding seasonal service from its Newark hub to Porto. Delta Air Lines is adding a Lisbon flight to its Atlanta hub, and a new flight to the Azores from its New York JFK hub.
The United Newark-Porto route will begin on May 4, 2018, and be offered until October.
United will offer a daily non-stop flight on a Boeing 757. This will compliment their service to Lisbon from Newark and Washington DC.
Delta is adding two new routes to Portugal. Starting on May 24, 2018, Delta will offer non-stop service from New York JFK to Ponta Delgada, São Miguel Island, Azores. And Delta will offer a new direct daily flight from Atlanta to Lisbon starting on May 24, 2018. Both flights will be offered into September. The new Delta flights will be on 767 aircraft.