Delta and SkyTeam Alliance airlines have ticket prices at $485 to $529 round trip for San Francisco SFO to Frankfurt, Germany FRA for travel August 15 – October 20.
Citiair.com online travel agency ticket through Momondo.com search.
Delta flights marketed as KLM codeshare flights.
San Francisco SFO – Detroit DTW – Frankfurt FRA – Detroit DTW – San Francisco SFO
Thursday Aug 17 – Saturday Aug 26
$484.66 round trip
Delta Airlines ticket
San Francisco SFO – Detroit DTW – Frankfurt FRA – Atlanta ATL – San Francisco SFO
Thursday Aug 17 – Saturday Aug 26
