Beginning next month, the airline will operate the route with only Boeing 737s ... with the loss of the Polaris business class. United has operated the 757-200 between PHX and EWR sparingly ...
According to the airline, it has 61 Boeing 757 planes, with an average age of about 24 years. United's SVP of global network planning and alliances, Patrick Quayle, told Business Insider on ...