Route notes
Why this routing works
This round-trip starts in Indianapolis with a transatlantic flight to London, then uses a surface sector between London and Porto before flights resume from Porto to Hamburg. That open-jaw structure is useful when the trip includes a planned overland move, since the ticket does not need to force a backtrack between those two points.
The timing is front-loaded with a short stop in London, followed by the overland transfer to Porto and then a much longer stay of 37 nights in Hamburg. From there, the itinerary returns westbound to New York City for 6 nights before the final domestic return to Indianapolis, keeping the route directional rather than repeating crossings.
In economy, this is a straightforward multi-stop ticket shape for August travel: outbound to Europe, one surface gap within Europe, then an Atlantic return via New York City. The sequence keeps each flown segment aligned with the next ticketed departure city, which is the key logistical benefit when combining flights with independent overland travel.