Stopovers between Philadelphia and Vienna
Philadelphia to Vienna is about 6,955 km. 12 cities sit close enough to the route to add a night or two, and Zurich, Reykjavík, Geneva have airline stopover programs. Pick your dates to see what each one really costs.
Cities on the way
Train from the airport to the old town in 12 minutes, so even a single night works.
US preclearance on the way home means you land in the US as a domestic arrival.
Sits almost exactly on the great circle between North America and Europe, so the detour is tiny.
Train from Schiphol to Centraal in 15 minutes, every few minutes.
S-Bahn reaches the centre in 15 minutes; the Rhine valley is close.
Heathrow Express gets you to Paddington in 15 minutes.
Beer gardens, museums and easy Alpine day trips.
RER B from CDG reaches central Paris in about 35 minutes.
Compact lakeside city with free public transport for hotel guests.
One of the closest major airports to its downtown in the US.
Short train in; Bruges and Ghent are an easy day trip.
Fairy-tale old town and some of Europe's cheapest good beer.