Chicago Chicago, Washington DC, Newark to Germany: Berlin, Hamburg, Frankfurt from $305 round-trip Nov 26, 2019 0
Boston Boston or Houston to Brussels, Munich, Geneva, Berlin, Frankfurt, Vienna from $319 round-trip Sep 5, 2019 0
Chicago SFO, LAX, SEA, IAH, ORD, MCO, MIA, DEN, BWI, IAD to Frankfurt, Germany from $336 round-trip Jun 6, 2019 0
