Stopovers between Houston and Doha
Houston to Doha is about 12,932 km. 12 cities sit close enough to the route to add a night or two, and Reykjavík, Istanbul, Helsinki 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.
Turkish Airlines may give you a free hotel night if you connect here for 20+ hours.
Finnair's hub and a natural break between Europe and Asia.
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.
Iberia lets you stop 1–9 nights at no extra airfare.
Metro from the airport to the centre in 15 minutes; great for one night.
UP Express runs to Union Station in 25 minutes.
The Blue Line runs from O'Hare to the Loop around the clock.
Compact lakeside city with free public transport for hotel guests.
Train from Schiphol to Centraal in 15 minutes, every few minutes.
One of the easiest stopover cities in Europe: metro from the airport, walkable, great food.