
CA $179 Cheap Flights from Denver (DEN) to Jacksonville (JAX)
Popular airlines from Denver International Airport (DEN) to Jacksonville International Airport (JAX)
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Find the cheapest flights on Expedia from Denver (DEN) to Jacksonville (JAX). Flight ticket prices change frequently based on availability and demand. We send price‑drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at CA $179 for travel on December 7, 2026.
Cheap Flights from Denver to Jacksonville (DEN-JAX)
Prices were available within the past 7 days and start at CA $179 for one-way flights and CA $389 for roundtrip, for the period specified. Prices and availability are subject to change.
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One way
Roundtrip
Mon, Dec 7 - Wed, Dec 16 · DEN · JAX · Jack · sonville · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Wed, Jan 6 - Mon, Jan 11 · DEN · JAX · Roundtrip
Alternative airports near Jacksonville
Prices were available within the past 7 days. Prices and availability are subject to change.
Select flight to Northeast Florida Regional UST. Average driving time to city centre is 39 minutes.
39 min · Search flights
Select flight to Golden Isles BQK. Average driving time to city centre is 1 hour 13 minutes.
1 h 13 min · Search flights
15 min · Search flights
Find the cheapest month to fly from Denver (DEN) to Jacksonville (JAX)
December is typically the cheapest month to fly
From CA $264 - CA $594 per traveller.
View flights in December
Insights are based on prices from searches for economy trips of 10 days or less on our sites in the last 12 months. Insights are informative only and current prices may differ.
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Denver to Jacksonville Flights
The easy way to book your flights from Denver to Jacksonville
With Expedia, it’s simple to find and book flights to Jacksonville from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 5 airlines that cover this route. There are United Airlines nonstop flights to Jacksonville Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Denver to Jacksonville today, tomorrow, or this week.
Save dollars with cheap flights from Denver Intl., DEN to Jacksonville Intl., JAX
Sort your search results by price to find great deals on your flight from Denver to Jacksonville—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Jacksonville from Denver currently is just CA $389 rising to CA $542.
Here are more money-saving tips:
- Fly in December when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Jacksonville
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Jacksonville from Denver
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Jacksonville with Expedia today.
Frequently Asked Questions
How much does a flight from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.) cost?
You can find cheap one-way flights from CA $179 and cheap return flights CA $389 DEN to JAX with Expedia. Return flights often range between CA$669 and CA$1204. 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 DEN to JAX ticket fares go up or down.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
The cheapest months to fly from DEN to JAX are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
There are 2 airlines offering direct flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.). Here are the carriers:
* United operates 14 direct flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.) every week.
* Southwest Airlines operates 7 direct flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.) every week.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
Sun Country Airlines offers one of the cheapest connecting return flights from Denver Intl. (DEN) to Jacksonville Intl. (JAX) starting from around CA$533. United is one of the cheapest airlines offering nonstop return flights from Denver Intl. (DEN) to Jacksonville Intl. (JAX), with tickets starting from around CA$718 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Denver, CO (DEN) to Jacksonville, FL (JAX)?
To find a cheap flight from Denver, CO (DEN) to Jacksonville, FL (JAX), 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 Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Southwest Airlines offers the most daily flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.), 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 Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
You'll find around 3 nonstop flights per day from Denver Intl. (DEN) to Jacksonville Intl. (JAX). For even more choices, look at flights that include layovers, as there are approximately 128 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), O'Hare Intl. (ORD), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
The earliest flight from Denver International Airport (DEN) to Jacksonville International Airport (JAX) typically departs around 12:00 AM local time, operated by Frontier Airlines. This is a seasonal service, active only in July. 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 Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
You'll typically find the most flights from Denver International Airport (DEN) to Jacksonville International Airport (JAX) on a Friday, with around 76 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, United, and American Airlines. Flight schedules are fairly consistent throughout the week, with Fridays having only slightly more flights than other days.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
The most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.) are between 9am and 12pm. Many major carriers, including American Airlines, United and Southwest Airlines, offer flights during this window. Many travellers prefer these times as they allow for a relaxed start to the day while still arriving at their destination with plenty of time left.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
A nonstop flight from DEN to JAX typically takes around 3 hours 20 minutes, covering approximately 2,325 kilometers. Connecting flights on this route usually add 5 hours 10 minutes to your travel time. 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 Denver, CO (DEN-Denver Intl.) to Jacksonville, FL (JAX-Jacksonville Intl.)?
Yes, you can fly business class or first class between DEN and JAX.
Airlines that offer business class service on this route include:
* Frontier Airlines
* Delta
First class cabins are available on:
* United
* Delta
* American Airlines
How do I earn miles on a Denver, CO (DEN) to Jacksonville, FL (JAX) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN) to Jacksonville, FL (JAX) 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 Jacksonville, FL (JAX) from Denver, CO (DEN)?
If you're planning to travel to Jacksonville from Denver Intl. (DEN), you can fly directly into Jacksonville Intl. (JAX). Some flights may connect through major hubs like Eppley Field (OMA), Tulsa Intl. (TUL), or Wichita Dwight D. Eisenhower National (ICT) before reaching Jacksonville. 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 Denver, CO (DEN) to Jacksonville, FL (JAX) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN) to Jacksonville, FL (JAX) 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 Denver, CO (DEN) to Jacksonville, FL (JAX) flight and hotel package?
Securing a Denver, CO (DEN) to Jacksonville, FL (JAX) 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 Denver, CO (DEN) to Jacksonville, FL (JAX)?
If you booked your Denver, CO (DEN) to Jacksonville, FL (JAX) 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 | Denver International Airport |
|---|---|
| Destination airport | Jacksonville International Airport |
| Distance | 2,324 km away |
| Airlines serving | American Airlines, United, Southwest Airlines, Delta, JetBlue Airways, Frontier Airlines |
| Popular airline | American Airlines |
| Roundtrip price | CA $389 |
| Average flight time | 3 hours 14 mins |
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