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

View AU$396 flight on Fri, 22 May 2026Opens in a new window

Popular airlines from Jacksonville International Airport (JAX) to Denver International Airport (DEN)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) cost?
One-way flights typically cost between $582 and $1,578 and return flights often range between $582 and $1,578. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
September is typically the cheapest month to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.), with average return fares of approximately 916 AUD. This is about 19% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) include August and October.
Which airlines fly direct from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
Enter JAX to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from JAX to DEN will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. WN offers the most daily flights from JAX to DEN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
Based on booking data from the past year, the cheapest months to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) are typically September and August, with average return flights around 916 AUD. However, the most popular months for this route are October and January, meaning you'll find plenty of flight options during those times. If you're looking for the best value, aiming for September or August could save you money, but if having a wide selection of flights is your priority, October and January are great choices.
How many flights per day from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
There are approximately 3 nonstop flights per day from Jacksonville Intl. (JAX) to Denver Intl. (DEN). For even more choice, look at flights that include layovers. You'll find around 94 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), Nashville Intl. (BNA), and O'Hare Intl. (ORD).
What is the earliest flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in November. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) on a Thursday, with around 56 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Delta Air Lines, United Airlines, and American Airlines.
What are the most popular departure times for flights from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) are in the early morning, from 6am to 9am. Around 31% of passengers reckon this time's best. Heaps of major carriers, including American Airlines, United Airlines and Southwest Airlines, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in Denver with plenty of time to settle in.
How long does it take to fly from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
Direct flights from JAX to DEN usually take about 4 hours, traveling roughly 1,445 miles. If you opt for a connecting flight, expect to add around 2 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
Select the "Business class" and "First class" filters when looking for JAX to DEN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from Jacksonville Intl. (JAX)?
If you're planning to travel to Denver from Jacksonville Intl. (JAX), you can fly directly into Denver Intl. (DEN) Some flights may connect through major hubs like Nashville Intl. (BNA), Baltimore Washington Intl. Thurgood Marshall (BWI), William P. Hobby (HOU) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Jacksonville, FL (JAX-Jacksonville Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Jacksonville Intl.
Destination airport
Denver Intl.
Distance
2311 km
Average flight time
2 hours 15 mins

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Your quick guide to flights from Jacksonville to Denver

Pick up great flights from Jacksonville to Denver

With Expedia, you have your pick of flights a day with 18 airlines covering flights from Jacksonville to Denver. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Jacksonville to Denver that take around hours.

Find cheap flights from Jacksonville to Denver

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Jacksonville to Denver around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Denver is normally in .

Reasons to book your flight from Jacksonville to Denver with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Jacksonville to Denver across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Denver right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Jacksonville to Denver

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