Stopovers between Dallas and Istanbul
Dallas to Istanbul is about 10,076 km. 12 cities sit close enough to the route to add a night or two, and Reykjavík, Zurich, Warsaw have airline stopover programs. Pick your dates to see what each one really costs.
Cities on the way
Sits almost exactly on the great circle between North America and Europe, so the detour is tiny.
Train from the airport to the old town in 12 minutes, so even a single night works.
Good-value city with LOT's free stopover program.
The Blue Line runs from O'Hare to the Loop around the clock.
Easy airport train and a very walkable centre.
Train from Schiphol to Centraal in 15 minutes, every few minutes.
S-Bahn reaches the centre in 15 minutes; the Rhine valley is close.
UP Express runs to Union Station in 25 minutes.
US preclearance on the way home means you land in the US as a domestic arrival.
Beer gardens, museums and easy Alpine day trips.
Heathrow Express gets you to Paddington in 15 minutes.
Finnair's hub and a natural break between Europe and Asia.