Denver International (DEN) to Frankfurt (FRA). Served by United, Lufthansa.
| Departure | Return | Price |
|---|---|---|
| 05/28/2026 | 06/03/2026 | $776 |
| 05/28/2026 | 06/05/2026 | $793 |
| 06/06/2026 | 06/12/2026 | $793 |
| 05/28/2026 | 06/04/2026 | $799 |
| 05/27/2026 | 06/03/2026 | $801 |
| 06/04/2026 | 06/12/2026 | $805 |
| 05/27/2026 | 06/05/2026 | $818 |
| 06/03/2026 | 06/12/2026 | $818 |
| 05/27/2026 | 06/04/2026 | $824 |
| 06/06/2026 | 06/11/2026 | $835 |
Based on current fares, May is the cheapest month to fly from Denver to Frankfurt, with average fares around $950 round trip (as low as $776).
See the full month-by-month and day-of-week price analysis
Best Time to Fly DEN → FRADeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Denver to Frankfurt is May, with average round-trip fares around $950. Fares in May start as low as $776. The most expensive month is June, averaging $1006.
A nonstop flight from Denver to Frankfurt takes approximately 10h.
United and Lufthansa fly from DEN to FRA. That's 2 airlines serving this route.
The cheapest flight from Denver to Frankfurt currently starts at $776 round trip in economy class.
The average round-trip flight price from Denver to Frankfurt is $1074 in economy class.
The distance is 4936 miles (7942 km). with a nonstop flight time of about 10h. Airlines on this route include United, Lufthansa. The lowest fare currently available is $776 departing in May. The average round-trip fare is $1074.
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