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$55+ Cheap flights from Jacksonville (JAX) to Florida Keys

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — EYW
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Jacksonville to Florida Keys

Keep the following information in mind while searching for Jacksonville to Florida Keys flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(Priceline)

One-way from

$55
(Frontier)

Popular in

June

Cheapest in

March

Average price

$490
Provider with most accurate pricing for Jacksonville-Miami flight deals.
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Provider most trusted by Cheapflights users for Jacksonville-Miami flights.
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From Jacksonville to Florida Keys
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One-way flight from Jacksonville to Florida Keys
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Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Jacksonville to Florida Keys

Cheapest flights from Jacksonville to Florida Keys
Explore the most affordable flight options available from Jacksonville to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Priceline deal was found by Cheapflights users on 11/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:57 pmJAX - MIA
1 stop9h 21mFrontier
Thu 12/116:00 amMIA - JAX
1 stop8h 36mFrontier
Deal found 11/6$110
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/86:36 pmJAX - MIA
1 stop6h 10mFrontier
Mon 12/155:30 amMIA - JAX
1 stop12h 06mFrontier
Deal found 11/5$149
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/56:36 pmJAX - MIA
1 stop6h 10mFrontier
Mon 12/85:30 amMIA - JAX
1 stop12h 06mFrontier
Deal found 11/4$160
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/86:36 pmJAX - MIA
1 stop6h 10mFrontier
Fri 12/125:30 amMIA - JAX
1 stop12h 10mFrontier
Deal found 11/5$163
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/41:57 pmJAX - MIA
1 stop9h 21mFrontier
Mon 12/85:30 amMIA - JAX
1 stop12h 06mFrontier
Deal found 11/5$164
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/295:23 pmJAX - MIA
1 stop7h 28mFrontier
Thu 1/87:09 pmMIA - JAX
1 stop24h 22mFrontier
Deal found 11/5$169
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/56:36 pmJAX - MIA
1 stop6h 10mFrontier
Sun 12/75:30 amMIA - JAX
2 stops32h 55mFrontier
Deal found 11/5$174
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/41:57 pmJAX - MIA
1 stop9h 21mFrontier
Sun 12/75:30 amMIA - JAX
2 stops32h 55mFrontier
Deal found 11/4$176
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 11/2610:59 amJAX - MIA
1 stop23h 50mMultiple Airlines
Wed 12/35:13 pmMIA - JAX
1 stop19h 18mMultiple Airlines
Deal found 11/4$178
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 11/219:38 pmJAX - MIA
1 stop20h 24mMultiple Airlines
Sun 11/236:00 amMIA - JAX
1 stop8h 49mMultiple Airlines
Deal found 11/5$179
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/315:29 pmJAX - MIA
1 stop7h 18mFrontier
Wed 1/77:09 pmMIA - JAX
2 stops26h 42mFrontier
Deal found 11/4$181
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/36:14 pmJAX - EYW
1 stop4h 53mAmerican Airlines
Wed 12/1012:00 pmEYW - JAX
1 stop5h 12mAmerican Airlines
Deal found 11/5$251

Cheapflights Fare Finder

 
Customize your flight search to find flights from Jacksonville to Florida Keys 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 November 6, 2025.
Use the filters below to find and compare flights from Jacksonville to Florida Keys that are best for you.

Fly from

Jacksonville

Fly to

Florida Keys

Route

Depart

Return

Price

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Fri 12/5

6:36 pm-12:46 am

1 stop6h 10m

Miami

Sun 12/7

5:30 am-2:25 pm

2 stops32h 55m

$174

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Thu 12/4

3:34 pm-6:47 pm

2 stops27h 13m

Miami

Thu 12/11

7:09 pm-5:40 pm

1 stop22h 31m

$175

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Wed 12/31

5:29 pm-10:58 am

1 stop17h 29m

Miami

Wed 1/7

10:00 pm-9:51 pm

1 stop23h 51m

$194

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Fri 12/5

6:36 pm-9:22 am

2 stops14h 46m

Miami

Fri 12/12

5:30 am-5:40 pm

1 stop12h 10m

$195

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Mon 12/29

5:23 pm-10:58 am

1 stop17h 35m

Miami

Tue 1/13

4:01 pm-10:41 am

2 stops42h 40m

$265

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Thu 1/1

10:15 pm-8:15 am

1 stop10h 00m

Miami

Sun 1/4

9:01 pm-4:27 pm

1 stop19h 26m

$276

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Wed 12/3

11:50 am-8:45 pm

1 stop8h 55m

Miami

Tue 12/9

1:30 pm-8:15 pm

1 stop6h 45m

$296

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 12/6

7:50 am-2:20 pm

1 stop6h 30m

Miami

Tue 12/9

7:40 am-3:20 pm

1 stop7h 40m

$302

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 12/13

6:35 am-2:30 pm

1 stop7h 55m

Miami

Wed 12/17

7:40 am-12:25 pm

1 stop4h 45m

$302

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 12/11

9:21 pm-1:39 pm

1 stop16h 18m

Key West

Sun 12/14

10:27 pm-7:31 pm

2 stops21h 04m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 36 results
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2
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4

Best time to book a flight from Jacksonville to Florida Keys

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

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

Currently, August is the cheapest month in which you can book a flight from Jacksonville to Florida Keys (average of $175). Flying from Jacksonville to Florida Keys in February is currently the most expensive (average of $398). 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 JAX to EOA?

Find hourly flight availability from Jacksonville to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

A simple way to save on the total cost of your ticket is to fly from Jacksonville to Florida Keys in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated November 6, 2025.
Read through reviews of airlines operating flights from Jacksonville to Florida Keys, such as Southwest, Delta, and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.
Delta
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.
JetBlue
7.2
Good
2,907 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.
Frontier
5.8
Fair
3,116 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Jacksonville to Florida Keys. 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 from for flights from Jacksonville to Florida Keys?

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

  • How long is the flight from Jacksonville to Florida Keys?

    Frontier, Allegiant Air, and American Airlines can get you from Jacksonville to Florida Keys in just under 5h 24m. Your travel time can differ by up to 10h 54m. The distance from Jacksonville to Florida Keys is about 410 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $106. Users have also found prices from $122 and $160 on Delta and American Airlines, respectively.

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

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

  • How can I find direct flights from Jacksonville to Florida Keys?

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

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

    Yes. Cheapflights offers flight deals from Jacksonville to Florida Keys 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 Jacksonville to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Jacksonville to Florida Keys (average of $175). Flying from Jacksonville to Florida Keys in February is currently the most expensive (average of $398). 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

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Top 2 airlines flying from Jacksonville to Florida Keys

Discover the top 2 airlines that operate flights from Jacksonville to Florida Keys. 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$488FlexibilityNo cancel feeOn-time71%
DeltaCheapest$326Average$556FlexibilityNo cancel feeOn-timeN/A

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