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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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — JAX
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap 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 January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

March

Cheapest in

February
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. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals

Find 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 January 6, 2026.

This Delta deal was found by Cheapflights users on 1/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:06 pmEYW - JAX
1 stop5h 52mDelta
Wed 2/113:15 pmJAX - EYW
1 stop4h 25mDelta
Deal found 1/6$289
This American Airlines deal was found by Cheapflights users on 1/5. 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.
Sat 1/316:06 amEYW - JAX
1 stop2h 57mAmerican Airlines
Mon 2/27:32 pmJAX - EYW
1 stop4h 24mAmerican Airlines
Deal found 1/5$299
This Delta deal was found by Cheapflights users on 1/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:06 pmEYW - JAX
1 stop4h 51mDelta
Mon 2/96:30 amJAX - EYW
1 stop4h 55mDelta
Deal found 1/5$327
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 4/31:06 pmEYW - JAX
2 stops18h 06mMultiple Airlines
Sun 4/54:20 pmJAX - EYW
1 stop17h 51mMultiple Airlines
Deal found 1/5$380
This American Airlines deal was found by Cheapflights users on 1/5. 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.
Tue 1/207:45 pmEYW - JAX
1 stop4h 14mAmerican Airlines
Sat 1/247:50 pmJAX - EYW
1 stop4h 06mAmerican Airlines
Deal found 1/5$407
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/610:41 amEYW - JAX
1 stop6h 23mMultiple Airlines
Wed 2/117:53 pmJAX - EYW
2 stops17h 37mMultiple Airlines
Deal found 1/6$520
This Delta deal was found by Cheapflights users on 1/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/106:06 pmEYW - JAX
1 stop4h 51mDelta
Mon 1/128:30 amJAX - EYW
1 stop5h 18mDelta
Deal found 1/5$527
This Delta deal was found by Cheapflights users on 1/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/316:06 pmEYW - JAX
1 stop5h 53mDelta
Thu 2/56:30 amJAX - EYW
1 stop4h 55mDelta
Deal found 1/5$529
This Delta deal was found by Cheapflights users on 1/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/107:10 amEYW - JAX
1 stop7h 08mDelta
Sun 1/117:30 amJAX - EYW
1 stop6h 18mDelta
Deal found 1/6$547
This United Airlines deal was found by Cheapflights users on 1/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/66:05 pmEYW - JAX
1 stop26h 05mUnited Airlines
Mon 2/99:20 amJAX - EYW
2 stops29h 57mUnited Airlines
Deal found 1/5$576
This Delta deal was found by Cheapflights users on 1/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/32:40 pmEYW - JAX
1 stop5h 42mDelta
Sun 4/51:04 pmJAX - EYW
1 stop6h 37mDelta
Deal found 1/5$577

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 January 6, 2026.
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

Fri 2/6

6:06 pm-11:58 pm

1 stop5h 52m

Jacksonville

Wed 2/11

3:15 pm-7:40 pm

1 stop4h 25m

$289

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 2/7

6:06 am-9:03 am

1 stop2h 57m

Jacksonville

Mon 2/9

7:32 pm-11:56 pm

1 stop4h 24m

$289

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 1/31

6:06 am-9:03 am

1 stop2h 57m

Jacksonville

Mon 2/2

7:32 pm-11:56 pm

1 stop4h 24m

$299

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 2/6

6:06 pm-10:57 pm

1 stop4h 51m

Jacksonville

Mon 2/9

6:30 am-11:25 am

1 stop4h 55m

$327

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 4/3

1:06 pm-7:12 am

2 stops18h 06m

Jacksonville

Sun 4/5

4:20 pm-10:11 am

1 stop17h 51m

$380

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 2/6

10:41 am-5:04 pm

1 stop6h 23m

Jacksonville

Wed 2/11

7:53 pm-1:30 pm

2 stops17h 37m

$520

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 1/10

6:06 pm-10:57 pm

1 stop4h 51m

Jacksonville

Mon 1/12

8:30 am-1:48 pm

1 stop5h 18m

$527

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 1/31

6:06 pm-11:59 pm

1 stop5h 53m

Jacksonville

Thu 2/5

6:30 am-11:25 am

1 stop4h 55m

$529

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 1/10

7:10 am-2:18 pm

1 stop7h 08m

Jacksonville

Sun 1/11

7:30 am-1:48 pm

1 stop6h 18m

$547

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 2/6

6:05 pm-8:10 pm

1 stop26h 05m

Jacksonville

Mon 2/9

9:20 am-3:17 pm

2 stops29h 57m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 20 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 January.
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.

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 January 6, 2026.
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
11,083 reviews

Comfort

7.2

Entertainment

6.9

Crew

8.0

Boarding

7.5

Overall

7.2

Food

6.4

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
11,083 reviews
American Airlines
7.2
Good
11,083 reviews

Comfort

7.2

Entertainment

6.9

Crew

8.0

Boarding

7.5

Overall

7.2

Food

6.4

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 2h 57m. 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 22% 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
Yulee

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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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$456FlexibilityNo cancel feeOn-time71%

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