The contributors of Flight-Report published 1 reviews on 1 airlines on the route Washington - Washington Dulles (IAD) → San Salvador - Comalapa Intl (SAL). The airline with the best average rating is Avianca with 6.9/10. The average flight time is 4 hours and 35 minutes.
Airlines on this route are:
Frequent travelers recommend "British Airways Galleries Lounge" at IAD for services and entertainment/wifi.
Access to the airport of Washington (IAD) is rated as average; plan your trip in advance.
