Cheap Flights from Denver (DEN) to Jacksonville (JAX)

The lowest price advertised for a round-trip journey between Denver Airport and Jacksonville Intl. Airport is . But you better get a move on. This figure is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

We get that circumstances change unexpectedly, so we've made it as hassle-free as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DIA airport to JAX flights, you'll see a "no change fees" filter for you to select.

It's around 2 300 kilometres between Denver and Jacksonville, so expect to be up in the air for a while. Keep yourself entertained with things like crossword puzzles or a thrilling novel.

United Airlines (UA) is the preferred choice for many travellers. It offers 30 flights from DEN to JAX each month. You could also take a look at the deals on offer with Frontier Airlines (F9). It operates 8 flights a month between Denver and Jacksonville.

Late planners can sometimes nab a bargain, with some of the cheapest airfares from DEN to Jacksonville Intl. Airport (JAX) surfacing a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices that far in advance.