Stopovers between Los Angeles and Barcelona
Los Angeles to Barcelona is about 9,675 km. 12 cities sit close enough to the route to add a night or two, and Madrid, Reykjavík, Lisbon have airline stopover programs. Pick your dates to see what each one really costs.
Cities on the way
Iberia lets you stop 1–9 nights at no extra airfare.
Sits almost exactly on the great circle between North America and Europe, so the detour is tiny.
A train into the city; the Rockies are a short drive.
One of the easiest stopover cities in Europe: metro from the airport, walkable, great food.
Riverside wine town with a direct metro from the airport.
US preclearance on the way home means you land in the US as a domestic arrival.
The Blue Line runs from O'Hare to the Loop around the clock.
Heathrow Express gets you to Paddington in 15 minutes.
UP Express runs to Union Station in 25 minutes.
RER B from CDG reaches central Paris in about 35 minutes.
Train from the airport to the old town in 12 minutes, so even a single night works.
Compact lakeside city with free public transport for hotel guests.