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Cheap flights from Philadelphia, USA to Frankfurt, Germany for only $399 roundtrip with Delta.
DEPART:
Philadelphia, USA
ARRIVE:
Frankfurt, Germany
RETURN:
Philadelphia, USA
DATES:
Limited availability in May 2019
Example dates:
6th-14th May
7th-16th May
possibly more…
STOPS:
Detroit
Delta Air Lines
Allow the search to complete, then click an OTA to view the advertised price:
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