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$61+ Cheap flights from Denver to Jacksonville (DEN - JAX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — JAX
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find cheap flights from Denver to Jacksonville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Denver Intl to Jacksonville are usually found in September or August, booked 85 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Denver to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Jacksonville (JAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$241
(Kiwi.com)

One-way from

$61
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$424

Good round-trip deal

$415 or less

Good one-way deal

$185 or less
Provider with most accurate pricing for Denver Intl-Jacksonville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Jacksonville flights.
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From Denver Intl to Jacksonville
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One-way flight from Denver Intl to Jacksonville
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to Jacksonville.
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Price to beat on a one-way flight from Denver Intl to Jacksonville.
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Find flight deals from Denver to Jacksonville

Cheapest flights from Denver to Jacksonville
Explore the most affordable flight options available from Denver to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:59 amDEN - JAX
1 stop13h 24mFrontier
Thu 11/1310:38 pmJAX - DEN
2 stops24h 50mFrontier
Deal found 10/25$242
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:15 pmDEN - JAX
2 stops9h 23mMultiple Airlines
Sun 11/1612:03 pmJAX - DEN
1 stop29h 36mMultiple Airlines
Deal found 10/25$245
This Frontier deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:28 amDEN - JAX
1 stop8h 33mFrontier
Tue 11/259:38 pmJAX - DEN
1 stop12h 47mFrontier
Deal found 10/24$247
This Frontier deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:15 pmDEN - JAX
1 stop12h 03mFrontier
Thu 11/135:13 pmJAX - DEN
1 stop6h 15mFrontier
Deal found 10/24$249
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amDEN - JAX
1 stop12h 51mMultiple Airlines
Wed 12/315:29 pmJAX - DEN
2 stops17h 27mMultiple Airlines
Deal found 10/26$251
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:00 amDEN - JAX
1 stop26h 31mMultiple Airlines
Wed 12/109:38 amJAX - DEN
1 stop25h 26mMultiple Airlines
Deal found 10/25$253
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:56 pmDEN - JAX
1 stop11h 48mMultiple Airlines
Thu 11/1310:38 pmJAX - DEN
2 stops24h 50mMultiple Airlines
Deal found 10/25$254
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:59 amDEN - JAX
2 stops31h 39mMultiple Airlines
Sun 12/79:21 pmJAX - DEN
1 stop23h 02mMultiple Airlines
Deal found 10/25$255
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:05 pmDEN - JAX
2 stops22h 48mFrontier
Mon 11/177:56 pmJAX - DEN
1 stop23h 29mFrontier
Deal found 10/26$258
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:59 amDEN - JAX
1 stop14h 41mMultiple Airlines
Sun 12/79:48 amJAX - DEN
2 stops25h 14mMultiple Airlines
Deal found 10/25$260
This Frontier deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:15 pmDEN - JAX
1 stop12h 03mFrontier
Fri 11/141:39 pmJAX - DEN
1 stop8h 52mFrontier
Deal found 10/24$261

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Jacksonville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Denver to Jacksonville that are best for you.

Fly from

Denver

Fly to

Jacksonville

Route

Depart

Return

Price

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Tue 11/25

10:15 am-8:00 pm

1 stop7h 45m

Jacksonville

Mon 12/1

1:39 pm-11:04 pm

1 stop11h 25m

$269

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Wed 12/3

11:48 am-10:59 pm

1 stop9h 11m

Jacksonville

Sun 12/7

4:30 pm-6:25 pm

Nonstop3h 55m

$430

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Wed 12/3

1:10 pm-6:20 pm

Nonstop3h 10m

Jacksonville

Sun 12/7

11:05 am-12:55 pm

Nonstop3h 50m

$435

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Tue 11/25

5:55 pm-11:15 pm

Nonstop3h 20m

Jacksonville

Fri 12/5

1:10 pm-6:07 pm

1 stop6h 57m

$453

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Wed 12/24

5:52 pm-11:16 pm

Nonstop3h 24m

Jacksonville

Wed 12/31

4:55 pm-11:44 pm

1 stop8h 49m

$461

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Sat 1/10

9:45 am-7:30 pm

2 stops7h 45m

Jacksonville

Fri 1/23

6:50 am-1:50 pm

2 stops9h 00m

$463

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Wed 12/10

5:55 pm-11:14 pm

Nonstop3h 19m

Jacksonville

Sat 12/13

8:15 am-10:17 am

Nonstop4h 02m

$464

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Tue 11/25

5:55 pm-11:15 pm

Nonstop3h 20m

Jacksonville

Wed 12/3

4:30 pm-6:25 pm

Nonstop3h 55m

$488

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Thu 1/22

9:53 am-3:15 pm

Nonstop3h 22m

Jacksonville

Sun 1/25

4:17 pm-6:20 pm

Nonstop4h 03m

$488

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Tue 11/18

5:55 pm-11:15 pm

Nonstop3h 20m

Jacksonville

Wed 12/17

11:42 am-4:17 pm

1 stop6h 35m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 24 results
1
2
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Compare providers for flights from Denver to Jacksonville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Jacksonville in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Jacksonville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Jacksonville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Jacksonville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Jacksonville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Jacksonville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Jacksonville

How far ahead should I book a flight from Denver to Jacksonville?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Jacksonville. Price data was last updated on October 24, 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Jacksonville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to Jacksonville?

Currently, March is the cheapest month in which you can book a flight from Denver to Jacksonville (average of $103). Flying from Denver to Jacksonville in January is currently the most expensive (average of $318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to JAX?

Find hourly flight availability from Denver to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

It’s typically best to fly out from Denver to Jacksonville in the afternoon. Doing so could potentially save you 21% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Denver to Jacksonville?

Use this chart to determine the cheapest time to fly round-trip from Denver to Jacksonville. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Denver to Jacksonville flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Denver to Jacksonville flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Denver to Jacksonville trip
Airports
DEN

For a quick departure, use the A Line train to reach DEN from Union Station in 37 minutes, avoiding parking hassles.

Read more about DENby Emily Zemler
JAX

At JAX, rental car counters are conveniently located inside baggage claim, allowing you to secure a car while waiting for luggage.

Read more about JAXby Matt Meltzer
Our travel experts
Matt Meltzer

Matt Meltzer

Expert on JAX

Matt Meltzer

Matt Meltzer

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jacksonville. Reviews last updated October 27, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Denver to Jacksonville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue
Southwest
8.0
Very good
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue
Delta
7.9
Good
7,996 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue
United Airlines
7.4
Good
8,997 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue
American Airlines
7.2
Good
11,033 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Denver to Jacksonville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Jacksonville?

    You will need to book a flight from Denver Intl to Jacksonville if you want to fly from Denver to Jacksonville. At least 6 different airlines have flights from Denver Intl (DEN) to Jacksonville (JAX) on a regular basis. There are 2 flights to Jacksonville from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to JAX to be around 3h 05m.

  • How popular is this Denver to Jacksonville flight route?

    Within the past month, 5 users have taken a look at flights from Denver Intl to Jacksonville.

  • How long is the flight from Denver to Jacksonville?

    Departing from Denver to Jacksonville will take you 3h 10m. The distance from Denver to Jacksonville is about 1444 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Denver to Jacksonville round-trip?

    Our cheapest airline available from Denver to Jacksonville is JetBlue. Our recent data shows that you can find tickets from as low as $141 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $152 and $176 round-trip. You may be able to fly from Denver to Jacksonville for 68% less than the average price by searching for these airlines.

  • What are the cheapest flights from Denver to Jacksonville?

    Looking at all options, your cheapest flight can be booked for $167. While the most popular route (Denver Intl - Jacksonville) can be booked for $181 on average, our data indicates $358 when flying from Denver to Jacksonville.

  • Can I find deals for flights from Denver to Jacksonville that include hotel bookings?

    Yes. In addition to deals on Denver to Jacksonville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Jacksonville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Jacksonville.

  • Can I find deals for business class flights from Denver to Jacksonville?

    Yes. Cheapflights offers flight deals from Denver to Jacksonville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Jacksonville?

    Currently, March is the cheapest month in which you can book a flight from Denver to Jacksonville (average of $103). Flying from Denver to Jacksonville in January is currently the most expensive (average of $318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Jacksonville?

Book flights to Jacksonville if you plan to visit one of these locations
Jacksonville Beach
Orange Park
Fernandina Beach
Kingsland
Waycross

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Alternative routes for Denver to Jacksonville

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Top 6 airlines flying from Denver to Jacksonville

Discover the top 6 airlines that operate flights from Denver to Jacksonville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$141Average$296FlexibilityNo cancel feeOn-time62%
FrontierCheapest$152Average$272FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$176Average$435FlexibilityNo cancel feeOn-time71%
DeltaCheapest$192Average$423FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$290Average$470FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$312Average$464FlexibilityNo cancel feeOn-time63%

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