How many airports in Washington have flights to Frankfurt?
2 airports in Washington have flights to Frankfurt: Washington Dulles International (IAD) and Ronald Reagan Washington National Airport (DCA).
How many airports in Frankfurt accept flights from Washington?
1 airport in Frankfurt accepts flights from Washington: Frankfurt International Airport (FRA).
What are the most popular airports on this route?
Washington Dulles International and Frankfurt International Airport are the most popular airports on this route.
Which are the most popular flight connections?
The most popular flight stopovers from Washington to Frankfurt are: New York, Toronto, London, Charlotte, and Detroit.