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$77+ Cheap flights from Colorado to Jacksonville (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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — JAX
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Cheap flight deals from Colorado to Jacksonville

Cheapest flights from Colorado to Jacksonville
Explore the most affordable flight options available from Colorado to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Mon 9/1410:44 am
DEN
-
JAX
1 stop6h 17m
Frontier
Mon 9/217:46 pm
JAX
-
DEN
1 stop14h 18m
Frontier
Deal found 8/3$148
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 10/136:30 am
DEN
-
JAX
1 stop9h 21m
Frontier
Thu 10/156:46 pm
JAX
-
DEN
1 stop16h 45m
Frontier
Deal found 7/30$153
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/1110:44 am
DEN
-
JAX
1 stop6h 17m
Frontier
Mon 9/147:46 pm
JAX
-
DEN
1 stop14h 18m
Frontier
Deal found 8/3$155
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/166:30 am
DEN
-
JAX
1 stop9h 21m
Frontier
Mon 10/196:46 pm
JAX
-
DEN
1 stop16h 45m
Frontier
Deal found 7/31$157
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/91:00 pm
DEN
-
JAX
1 stop28h 01m
Frontier
Mon 9/147:46 pm
JAX
-
DEN
1 stop14h 18m
Frontier
Deal found 8/3$158
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/2111:48 pm
DEN
-
JAX
1 stop16h 03m
Frontier
Mon 11/26:46 pm
JAX
-
DEN
1 stop17h 15m
Frontier
Deal found 7/31$159
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/307:10 pm
DEN
-
JAX
1 stop21h 51m
Frontier
Sun 10/47:46 pm
JAX
-
DEN
1 stop14h 18m
Frontier
Deal found 8/2$161
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/97:10 pm
DEN
-
JAX
1 stop21h 51m
Frontier
Sun 9/137:46 pm
JAX
-
DEN
1 stop14h 18m
Frontier
Deal found 8/3$162
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:34 pm
GJT
-
JAX
1 stop6h 07m
United Airlines
Sat 10/313:44 pm
JAX
-
GJT
2 stops8h 15m
United Airlines
Deal found 7/30$338
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:52 am
DRO
-
JAX
1 stop7h 34m
American Airlines
Sun 8/302:21 pm
JAX
-
DRO
1 stop7h 37m
American Airlines
Deal found 7/30$348
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:00 am
COS
-
JAX
1 stop6h 26m
American Airlines
Wed 9/25:16 pm
JAX
-
COS
1 stop7h 37m
American Airlines
Deal found 7/29$355
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:41 am
GJT
-
JAX
2 stops8h 04m
Delta
Wed 9/212:02 pm
JAX
-
GJT
2 stops11h 54m
Delta
Deal found 7/31$356

Find flight deals from Colorado to Jacksonville

Keep the following information in mind while searching for Colorado to Jacksonville flight deals. Data was last updated August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$148
(Kiwi.com)

One-way from

$77
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$407

Good round-trip deal

$375 or less

Good one-way deal

$168 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.
Search Deals
From Colorado to Jacksonville
Search Deals
One-way flight from Colorado to Jacksonville
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Jacksonville.
Search Deals
Price to beat on a one-way flight from Colorado to Jacksonville.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 August 4, 2026.
Use the filters below to find and compare flights from Colorado to Jacksonville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Wed 12/9

10:00 am-3:17 pm

Nonstop3h 17m

Jacksonville

Tue 12/15

8:00 am-10:00 am

Nonstop4h 00m

$297
Quickest round-trip

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Fri 9/11

4:20 pm-9:46 pm

Nonstop3h 26m

Jacksonville

Mon 9/14

3:07 pm-4:56 pm

Nonstop3h 49m

$314

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Mon 8/24

4:20 pm-9:46 pm

Nonstop3h 26m

Jacksonville

Sat 8/29

8:15 am-10:05 am

Nonstop3h 50m

$331

Grand JunctionJacksonville

GJT - JAX

GJTJAX

Grand Junction Regnl

Sat 10/17

1:34 pm-9:41 pm

1 stop6h 07m

Jacksonville

Sat 10/31

3:44 pm-9:59 pm

2 stops8h 15m

$338

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Thu 9/3

4:20 pm-9:46 pm

Nonstop3h 26m

Jacksonville

Sun 9/6

3:07 pm-4:56 pm

Nonstop3h 49m

$338

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Tue 11/3

11:05 am-4:10 pm

Nonstop3h 05m

Jacksonville

Tue 11/10

10:45 am-5:35 pm

1 stop8h 50m

$341

DurangoJacksonville

DRO - JAX

DROJAX

Durango La Plata County

Fri 8/28

6:52 am-4:26 pm

1 stop7h 34m

Jacksonville

Sun 8/30

2:21 pm-7:58 pm

1 stop7h 37m

$348

DenverJacksonville

DEN - JAX

DENJAX

Denver Intl

Sat 11/14

3:35 pm-11:15 pm

1 stop5h 40m

Jacksonville

Fri 11/20

4:15 pm-6:17 pm

Nonstop4h 02m

$349

Colorado SpringsJacksonville

COS - JAX

COSJAX

Colorado Springs

Wed 8/26

8:00 am-4:26 pm

1 stop6h 26m

Jacksonville

Wed 9/2

5:16 pm-10:53 pm

1 stop7h 37m

$355

Colorado SpringsJacksonville

COS - JAX

COSJAX

Colorado Springs

Fri 9/18

1:15 pm-10:05 pm

1 stop6h 50m

Jacksonville

Tue 9/22

3:35 pm-8:15 pm

1 stop6h 40m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 47 resultsSorted by cheapest first
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5

Best time to book a flight from Colorado to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville from Colorado 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 Colorado to Jacksonville

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Jacksonville (average of $358). Flying from Colorado to Jacksonville in March is currently the most expensive (average of $526). 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 CO to JAX?

Find hourly flight availability from Colorado 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 August 4, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 8% on flights from Colorado to Jacksonville by exploring options for tickets in the afternoon.

Weekly flight availability from Colorado to Jacksonville

Explore weekly flight availability from Colorado to Jacksonville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 4, 2026.

The most flights from USCO to JAX are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Colorado to Jacksonville?

Airfare is below average for this route at the moment.
Colorado to Jacksonville flights typically cost between $327 and $559 in September.
The cheapest round-trip price found within the last 5 days was $148 on Frontier (Sep 14-Sep 21).

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

To ensure you get the cheapest price possible for a flight from Colorado to Jacksonville, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

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

  • What airport do you fly into for flights to Jacksonville from Colorado?

    Jacksonville (JAX) is the airport you will fly into if you book a flight from Colorado to Jacksonville. It is only a 11.2 mi journey from Jacksonville (JAX) to Jacksonville’s city center.

  • How popular is this Colorado to Jacksonville flight route?

    This flight path from Colorado to Jacksonville was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Colorado to Jacksonville?

    Departing from Colorado to Jacksonville will take you 3h 05m. Airlines will cover a distance of 1444 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Colorado to Jacksonville one-way?

    One-way options have recently been found by users for as low as $90 on Frontier. Other airlines that offer cheap prices include Southwest from $112 and JetBlue from $117 one-way.

  • What are the most popular routes from Colorado to Jacksonville?

    Most travelers choose Denver Intl - Jacksonville, Colorado Springs - Jacksonville or Grand Junction Regnl - Jacksonville when deciding on the best route from Colorado to Jacksonville.

  • What are the cheapest flights from Colorado to Jacksonville?

    The cheapest flight price from Colorado to Jacksonville is $130. On average you can expect to pay $315. The most popular route, (Denver Intl - Jacksonville), can usually be booked for $220.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Jacksonville?

    Currently, September is the cheapest month in which you can book a flight from Colorado to Jacksonville (average of $358). Flying from Colorado to Jacksonville in March is currently the most expensive (average of $526). 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
Fernandina Beach
Orange Park
Kingsland
Waycross
Atlantic Beach
Yulee

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Top 5 airlines flying from Colorado to Jacksonville

Discover the top 5 airlines that operate flights from Colorado 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 August 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$145Average$334FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$176Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$201Average$423FlexibilityNo cancel feeOn-time69%
DeltaCheapest$201Average$403FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$347Average$474FlexibilityNo cancel feeOn-time63%

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