Cheap flights from Denver, Colorado to Frankfurt, Germany for only $388 roundtrip with American Airlines.
Availability from November 2019 to March 2020 (excluding Christmas/New Year)
29th Jan – 5th Feb
29th Jan – 6th Feb
30th Jan – 6th Feb
26th Feb – 4th Mar
Allow the search to complete, then click an OTA to view the advertised price: