$130 Cheap Flights from Denver (DEN) to Jacksonville (JAX)

View $130 flight on Wed, Sep 3, 2025Opens in a new window

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

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Cheap Flights from Denver to Jacksonville (DEN-JAX)

Prices were available within the past 7 days and start at $130 for one-way flights and $258 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Sep 3 - Sun, Sep 7
DEN
Denver
JAX
Jacksonville
$258 Roundtrip, just found
$258
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Sep 3 from Denver to Jacksonville, returning Sun, Sep 7, priced at $258 just found
JetBlue Airways
Thu, Jan 22 - Mon, Jan 26
DEN
Denver
JAX
Jacksonville
$263 Roundtrip, found 1 day ago
$263
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, Jan 22 from Denver to Jacksonville, returning Mon, Jan 26, priced at $263 found 1 day ago
Frontier Airlines
Mon, Aug 18 - Thu, Aug 21
DEN
Denver
JAX
Jacksonville
$268 Roundtrip, just found
$268
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Aug 18 from Denver to Jacksonville, returning Thu, Aug 21, priced at $268 just found
Frontier Airlines
Wed, Oct 22 - Fri, Oct 31
DEN
Denver
JAX
Jacksonville
$271 Roundtrip, found 22 hours ago
$271
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Wed, Oct 22 from Denver to Jacksonville, returning Fri, Oct 31, priced at $271 found 22 hours ago
United
Sat, Oct 25 - Sun, Nov 2
DEN
Denver
JAX
Jacksonville
$273 Roundtrip, just found
$273
Roundtrip
just found
Select United flight, departing Sat, Oct 25 from Denver to Jacksonville, returning Sun, Nov 2, priced at $273 just found
Frontier Airlines
Wed, Oct 22 - Fri, Oct 24
DEN
Denver
JAX
Jacksonville
$273 Roundtrip, found 13 hours ago
$273
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Wed, Oct 22 from Denver to Jacksonville, returning Fri, Oct 24, priced at $273 found 13 hours ago
JetBlue Airways
Mon, Oct 20 - Tue, Oct 21
DEN
Denver
JAX
Jacksonville
$277 Roundtrip, found 15 hours ago
$277
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Mon, Oct 20 from Denver to Jacksonville, returning Tue, Oct 21, priced at $277 found 15 hours ago
United
Wed, Nov 5 - Sat, Nov 8
DEN
Denver
JAX
Jacksonville
$277 Roundtrip, just found
$277
Roundtrip
just found
Select United flight, departing Wed, Nov 5 from Denver to Jacksonville, returning Sat, Nov 8, priced at $277 just found
Southwest Airlines
Tue, Aug 26 - Wed, Sep 3
DEN
Denver
JAX
Jacksonville
$277 Roundtrip, just found
$277
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Aug 26 from Denver to Jacksonville, returning Wed, Sep 3, priced at $277 just found
Delta
Wed, Sep 3 - Sun, Sep 7
DEN
Denver
JAX
Jacksonville
$288 Roundtrip, just found
$288
Roundtrip
just found
Select Delta flight, departing Wed, Sep 3 from Denver to Jacksonville, returning Sun, Sep 7, priced at $288 just found

Find the cheapest month to fly from Denver (DEN) to Jacksonville (JAX)

November is typically the cheapest month to fly

From $135 - $526 per traveler.

Graph displaying average flight prices per month

Alternative airports near Jacksonville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Jacksonville Intl. JAX. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $352
JAX
Jacksonville Intl.
Cheapest
Average driving time to city center19 min
Flights from $352
Flights from Denver (DEN) to Jacksonville (JAX)
Origin airport
Denver Intl.
Destination airport
Jacksonville Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$258
Distance
1444 mi
Average flight time
5 hours 59 mins

Denver to Jacksonville Flights

The cheapest times to fly from Denver to Jacksonville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Jacksonville are during the month of September. You can find some of the cheapest flights from Denver to Jacksonville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Jacksonville

Sunday is one of the best days to book for cheap flights from Denver to Jacksonville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Jacksonville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Jacksonville in 2025. You can also book with separate airlines for your outbound and return journeys, from $130 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Jacksonville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Jacksonville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX) cost?
Cheap return fares from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX) start at $287. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines and United flight leaving DEN on August 14 2025 and touching down at JAX. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from DEN to JAX?
The cheapest flights from DEN to JAX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
Fly directly from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX) on a Southwest Airlines flight.
What is the cheapest airline that flies from DEN to JAX?
Journey from DEN to JAX with United. This airline currently has the cheapest one-way fare for this route, starting at $144. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DEN on October 18 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
When flying out of Denver Intl. Airport (DEN), you can choose from an average of 2 daily nonstop flights to Jacksonville Intl. Airport (JAX).
What are the most popular departure times for flights from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
The 9 AM departures from DEN to JAX are the busiest. Prices can be higher for these popular slots. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from DEN to JAX?
Monday offers the most flights from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX). Consider leaving on this day and you'll have a greater chance of finding a departure that fits your plans.
What is the earliest flight from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
The first flight of the day leaving Denver Intl. Airport (DEN) is at around 9:47AM UTC-7. Catch this flight and you'll land at Jacksonville Intl. Airport (JAX) at approximately 3:10PM UTC-5. The entire trip takes 3h 23m.
How long does it take to fly from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
It takes approximately 3 hours and 19 minutes to travel the 1,450 mi from DEN to JAX.
What is the best time to fly from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
To arrive at Jacksonville Intl. Airport (JAX) on time, select a flight that leaves Denver Intl. Airport (DEN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Jacksonville from Denver Intl. Airport (DEN)?
Explore your flight options from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX). This is the only Jacksonville airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX) last-minute?
Last-minute bookings from DEN to JAX are generally more expensive. To secure the lowest rates, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may score a cheap fare just before your departure.
Is it cheaper to book a DEN to JAX flight and hotel package?
Compared with arranging hotels and flights separately, booking a DEN to JAX flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of planning your trip. Simply pick your flights and select from our wide range of hotels, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Jacksonville Intl. Airport (JAX)?
If you booked your DEN to JAX flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, 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 for further details.

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*Available to One Key members.