Avelo Airlines to Launch New Nonstop Service From Dulles International to Southern Connecticut (IN SHORT) Avelo Airlines is set to launch new nonstop service between Tweed-New Haven Airport (HVN) and Washington Dulles International Airport (IAD) starting July 12, 2024. Operated twice weekly on Mondays and Fridays, this route will provide seamless access between the National… Read the full press release