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$126+ Cheap flights from Key West to Jacksonville (EYW - 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — JAX
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Key West to Jacksonville

Cheapest flights from Key West to Jacksonville
Explore the most affordable flight options available from Key West to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/12. 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 12/2810:37 pmEYW - JAX
2 stops38h 44mAllegiant Air
Thu 1/19:32 pmJAX - EYW
1 stop20h 49mAllegiant Air
Deal found 12/12$325
This Kiwi.com deal was found by Cheapflights users on 12/12. 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 12/1611:45 amEYW - JAX
2 stops46h 53mMultiple Airlines
Thu 12/189:21 pmJAX - EYW
1 stop16h 22mMultiple Airlines
Deal found 12/12$382
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/299:57 amEYW - JAX
2 stops28h 33mMultiple Airlines
Fri 1/28:26 pmJAX - EYW
1 stop12h 13mMultiple Airlines
Deal found 12/14$392
This Delta deal was found by Cheapflights users on 12/14. 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.
Mon 12/294:25 pmEYW - JAX
1 stop5h 04mDelta
Fri 1/23:33 pmJAX - EYW
1 stop5h 25mDelta
Deal found 12/14$407
This Delta deal was found by Cheapflights users on 12/12. 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.
Sun 12/286:20 pmEYW - JAX
1 stop4h 23mDelta
Thu 1/15:01 pmJAX - EYW
1 stop3h 57mDelta
Deal found 12/12$452
This Mytrip deal was found by Cheapflights users on 12/12. 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.
Sun 12/2812:20 pmEYW - JAX
2 stops19h 42mMultiple Airlines
Thu 1/19:32 pmJAX - EYW
2 stops15h 58mMultiple Airlines
Deal found 12/12$580
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/267:11 pmEYW - JAX
1 stop25h 32mMultiple Airlines
Sun 12/285:48 pmJAX - EYW
1 stop16h 43mMultiple Airlines
Deal found 12/14$679
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/295:10 pmEYW - JAX
1 stop27h 00mUnited Airlines
Fri 1/29:20 amJAX - EYW
1 stop26h 21mUnited Airlines
Deal found 12/14$697
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/161:33 pmEYW - JAX
1 stop3h 39mAmerican Airlines
Fri 12/197:03 pmJAX - EYW
1 stop15h 40mAmerican Airlines
Deal found 12/14$754

Find flight deals from Key West to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) 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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

February

Cheapest in

May

Average price

$388
Provider with most accurate pricing for Key West-Jacksonville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Jacksonville flights.
Search Deals
From Key West to Jacksonville
Search Deals
One-way flight from Key West to Jacksonville
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key West 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 December 14, 2025.
Use the filters below to find and compare flights from Key West to Jacksonville that are best for you.

Fly from

Key West

Fly to

Jacksonville

Route

Depart

Return

Price

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 1/11

6:06 am-9:26 am

1 stop3h 20m

Jacksonville

Sun 1/18

6:00 pm-11:56 pm

1 stop5h 56m

$255

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 12/28

10:37 pm-1:21 pm

2 stops38h 44m

Jacksonville

Thu 1/1

9:32 pm-6:21 pm

1 stop20h 49m

$325

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 4/3

3:56 pm-7:03 pm

1 stop3h 07m

Jacksonville

Mon 4/6

8:10 pm-11:56 pm

1 stop3h 46m

$373

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Mon 12/29

9:57 am-2:30 pm

2 stops28h 33m

Jacksonville

Fri 1/2

8:26 pm-8:39 am

1 stop12h 13m

$392

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Mon 12/29

4:25 pm-9:29 pm

1 stop5h 04m

Jacksonville

Fri 1/2

3:33 pm-8:58 pm

1 stop5h 25m

$407

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 12/28

6:20 pm-10:43 pm

1 stop4h 23m

Jacksonville

Thu 1/1

5:01 pm-8:58 pm

1 stop3h 57m

$452

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Wed 3/11

1:38 pm-7:03 pm

1 stop5h 25m

Jacksonville

Wed 3/11

8:10 pm-11:56 pm

1 stop3h 46m

$491

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 12/28

12:20 pm-8:02 am

2 stops19h 42m

Jacksonville

Thu 1/1

9:32 pm-1:30 pm

2 stops15h 58m

$580

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 1/23

6:05 pm-8:10 pm

1 stop26h 05m

Jacksonville

Sun 1/25

1:45 pm-4:22 pm

1 stop26h 37m

$596

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 12/26

9:57 am-10:50 am

2 stops24h 53m

Jacksonville

Sun 12/28

5:48 pm-10:31 am

1 stop16h 43m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 16 results
1
2

Compare providers for flights from Key West 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 Key West to Jacksonville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Key West-Jacksonville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Key West-Jacksonville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Key West-Jacksonville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Key West-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 Key West-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 Key West to Jacksonville

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

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

Find hourly flight availability from Key West 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 December 14, 2025.

One of the essential ways to save on airfare from Key West to Jacksonville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 27% on airfare.

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 December 14, 2025.
See what other customers who have flown with American Airlines from Key West 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.
American Airlines
7.2
Good
11,054 reviews

Food

6.5

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
11,054 reviews
American Airlines
7.2
Good
11,054 reviews

Food

6.5

Comfort

7.2

Overall

7.2

Entertainment

6.9

Boarding

7.5

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

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

  • How long is the flight from Key West to Jacksonville?

    Departing from Key West to Jacksonville will take you 3h 20m. Airlines will cover a distance of 410 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Key West to Jacksonville round-trip?

    Cheapflights users have booked flights from Key West to Jacksonville round-trip from $326. American Airlines is currently priced 29% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Key West to Jacksonville?

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

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

    Yes. Cheapflights offers flight deals from Key West 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.

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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Top airline flying from Key West to Jacksonville

Discover the top airline that operate flights from Key West 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$456FlexibilityNo cancel feeOn-time71%

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