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Florida Keys

$61+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — EYW
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/237:24 pm
JAX
-
MIA
1 stop16h 52m
Multiple Airlines
Sat 2/287:05 am
MIA
-
JAX
1 stop11h 22m
Multiple Airlines
Deal found 2/9$123
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/218:01 pm
JAX
-
MIA
1 stop4h 41m
Multiple Airlines
Sat 2/287:05 am
MIA
-
JAX
1 stop11h 22m
Multiple Airlines
Deal found 2/8$124
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/27:29 pm
JAX
-
MIA
1 stop14h 59m
Multiple Airlines
Wed 3/47:05 am
MIA
-
JAX
1 stop11h 56m
Multiple Airlines
Deal found 2/10$127
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/257:56 pm
JAX
-
MIA
1 stop14h 32m
Multiple Airlines
Sat 2/287:05 am
MIA
-
JAX
1 stop11h 22m
Multiple Airlines
Deal found 2/9$128
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/237:24 pm
JAX
-
MIA
1 stop16h 52m
Multiple Airlines
Fri 2/277:09 pm
MIA
-
JAX
1 stop23h 18m
Multiple Airlines
Deal found 2/8$129
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/98:18 pm
JAX
-
MIA
1 stop14h 16m
Multiple Airlines
Wed 3/117:05 am
MIA
-
JAX
1 stop12h 28m
Multiple Airlines
Deal found 2/10$131
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/257:56 pm
JAX
-
MIA
1 stop14h 32m
Frontier
Tue 3/37:09 pm
MIA
-
JAX
1 stop23h 52m
Frontier
Deal found 2/8$133
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/278:12 pm
JAX
-
MIA
1 stop16h 04m
Multiple Airlines
Tue 3/37:09 pm
MIA
-
JAX
1 stop23h 52m
Multiple Airlines
Deal found 2/8$134
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/237:24 pm
JAX
-
MIA
1 stop15h 56m
Frontier
Thu 2/267:09 pm
MIA
-
JAX
1 stop24h 08m
Frontier
Deal found 2/9$136
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 2/257:56 pm
JAX
-
MIA
1 stop14h 32m
Frontier
Mon 3/25:05 am
MIA
-
JAX
1 stop13h 39m
Frontier
Deal found 2/8$138
This Delta deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:30 am
JAX
-
EYW
1 stop5h 18m
Delta
Tue 3/176:25 pm
EYW
-
JAX
1 stop5h 34m
Delta
Deal found 2/8$251
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/267:12 pm
JAX
-
EYW
1 stop14h 59m
Multiple Airlines
Tue 3/3112:25 pm
EYW
-
JAX
2 stops31h 08m
Multiple Airlines
Deal found 2/9$273

Find 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$123
(Kiwi.com)

One-way from

$61
(Trip.com)

Popular in

October

Cheapest in

March

Average price

$475
Provider with most accurate pricing for Jacksonville-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Jacksonville-Miami flights.
Search Deals
From Jacksonville to Florida Keys
Search Deals
One-way flight from Jacksonville to Florida Keys
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 2026.
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

Sat 2/21

8:01 pm-2:17 pm

2 stops18h 16m

Miami

Wed 2/25

7:05 am-7:01 pm

1 stop11h 56m

$169

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sun 3/8

4:39 pm-12:47 am

1 stop8h 08m

Miami

Sun 3/15

7:00 am-5:08 pm

2 stops34h 08m

$196

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Thu 2/19

4:51 pm-10:54 pm

1 stop6h 03m

Miami

Fri 2/20

11:38 am-9:56 pm

1 stop10h 18m

$202

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Wed 4/15

1:15 pm-8:40 pm

1 stop7h 25m

Miami

Sat 4/18

6:35 am-2:10 pm

1 stop7h 35m

$227

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Fri 2/20

5:05 pm-11:15 pm

1 stop6h 10m

Miami

Thu 2/26

5:55 am-12:30 pm

1 stop6h 35m

$231

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Tue 3/10

5:30 am-10:48 am

1 stop5h 18m

Key West

Tue 3/17

6:25 pm-11:59 pm

1 stop5h 34m

$251

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 5/9

7:35 am-2:25 pm

1 stop6h 50m

Miami

Sat 5/23

6:35 am-2:10 pm

1 stop7h 35m

$257

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Mon 5/11

6:55 am-2:30 pm

1 stop7h 35m

Miami

Tue 5/12

12:10 pm-5:20 pm

1 stop5h 10m

$257

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 5/9

8:40 am-5:00 pm

2 stops8h 20m

Miami

Sun 5/24

7:00 am-2:45 pm

1 stop7h 45m

$262

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Mon 4/13

3:25 pm-9:25 pm

1 stop6h 00m

Miami

Tue 4/14

1:25 pm-10:10 pm

2 stops8h 45m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 32 results
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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 $558). 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.

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 February 11, 2026.
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
4,280 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
8,180 reviews
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

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
11,271 reviews
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Overall

8.0

Crew

8.6

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, Southwest, and Delta can get you from Jacksonville to Florida Keys in just under 5h 18m. Your travel time can differ by up to 2h 50m. 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 $61. Users have also found prices from $93 and $99 on American Airlines and Delta, 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 $558). 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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Alternative routes for Jacksonville to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$286Average$442FlexibilityNo cancel feeOn-time71%
DeltaCheapest$326Average$526FlexibilityNo cancel feeOn-timeN/A

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