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$84+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — EYW
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$158
(Southwest)

One-way from

$84
(Southwest)

Popular in

June

Cheapest in

March

Average price

$372
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. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:05 pmJAX - MIA
1 stop6h 45mSouthwest
Sat 11/86:05 amMIA - JAX
1 stop6h 10mSouthwest
Deal found 7/30$158
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1612:45 pmJAX - MIA
1 stop7h 53mFrontier
Sun 8/249:08 amMIA - JAX
1 stop12h 53mFrontier
Deal found 7/29$208
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/232:40 pmJAX - EYW
1 stop5h 32mDelta
Tue 8/266:20 pmEYW - JAX
1 stop5h 39mDelta
Deal found 7/30$251
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 10/3110:05 amJAX - EYW
1 stop2h 50mAmerican Airlines
Sun 11/28:00 pmEYW - JAX
1 stop3h 59mAmerican Airlines
Deal found 7/30$297
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:11 pmJAX - EYW
2 stops21h 32mMultiple Airlines
Thu 9/44:50 pmEYW - JAX
2 stops16h 58mMultiple Airlines
Deal found 7/31$403
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:10 amJAX - EYW
2 stops29h 56mUnited Airlines
Fri 12/194:05 pmEYW - JAX
1 stop22h 53mUnited Airlines
Deal found 7/31$680
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2712:50 pmJAX - EYW
2 stops24h 17mBreeze Airways
Wed 9/39:47 amEYW - JAX
3 stops31h 23mBreeze Airways
Deal found 7/30$714

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 July 31, 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

Tue 11/4

1:05 pm-7:50 pm

1 stop6h 45m

Miami

Sat 11/8

6:05 am-12:15 pm

1 stop6h 10m

$158

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 8/16

12:45 pm-8:38 pm

1 stop7h 53m

Miami

Sun 8/24

9:08 am-10:01 pm

1 stop12h 53m

$208

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 8/23

2:40 pm-8:12 pm

1 stop5h 32m

Key West

Tue 8/26

6:20 pm-11:59 pm

1 stop5h 39m

$251

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 8/30

1:29 pm-4:50 pm

1 stop27h 21m

Miami

Sun 8/31

8:49 pm-10:14 pm

Nonstop1h 25m

$292

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Fri 10/31

10:05 am-12:55 pm

1 stop2h 50m

Key West

Sun 11/2

8:00 pm-11:59 pm

1 stop3h 59m

$297

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 8/28

12:11 pm-9:43 am

2 stops21h 32m

Key West

Thu 9/4

4:50 pm-9:48 am

2 stops16h 58m

$403

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Mon 12/15

8:10 am-2:06 pm

2 stops29h 56m

Key West

Fri 12/19

4:05 pm-2:58 pm

1 stop22h 53m

$680

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Wed 8/27

12:50 pm-1:07 pm

2 stops24h 17m

Key West

Wed 9/3

9:47 am-5:10 pm

3 stops31h 23m

$714

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Wed 8/27

1:20 pm-9:45 pm

1 stop8h 25m

$84

JacksonvilleMiami

JAX - MIA

JAXMIA

Jacksonville

Sat 8/16

12:45 pm-8:38 pm

1 stop7h 53m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 18 results
1
2

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 $328). Flying from Jacksonville to Florida Keys in March is currently the most expensive (average of $492). 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Jacksonville to Florida Keys as you normally would.

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 July 31, 2025.
Read through reviews of airlines operating flights from Jacksonville to Florida Keys, such as Southwest, Delta, and Breeze Airways. 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
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
8.0
Very good
7,981 reviews
Southwest
8.0
Very good
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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.
Breeze Airways
8.0
Very good
191 reviews
Southwest
8.0
Very good
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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.
United Airlines
7.4
Good
8,900 reviews
Southwest
8.0
Very good
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Overall

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

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.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $84. Users have also found prices from $94 and $99 on Delta and Frontier, 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 $328). Flying from Jacksonville to Florida Keys in March is currently the most expensive (average of $492). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$309Average$495FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$556FlexibilityNo cancel feeOn-timeN/A

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