Cheap flights from Copenhagen to Denver from $426

The cheapest month to fly to Denver from Copenhagen is in April. Flight prices, which tend to average around $660, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in April, then you should wait until February to fly from Copenhagen, when ticket prices are also cheap, with an average price of $705.

You are more likely to see cheaper flights to Denver from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $772 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Copenhagen for as low as $601 on momondo.

You could potentially save up to 19% on your flight if you consider stops on a Copenhagen to Denver flight.

As of September 2026, prices for Copenhagen to Denver flights are approximately 23% more expensive when compared to flights at the same time last year.

KLM and Finnair are the most popular carriers operating from Kastrup Copenhagen to Denver Intl

Icelandair, Lufthansa and United Airlines are the top three most popular airlines that fly to Denver from Copenhagen according to our data. Icelandair is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 3 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

Reykjavik (KEF) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Flights via London (LHR) offer the lowest average round-trip price of $556.

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 13h 12m.

Munich (MUC) has the shortest average layover time for this route: 1h 13m.