What is the cheapest airline that flies from Key West to Jacksonville?

Allegiant Air is the most popular carrier operating from Key West to Jacksonville

When did momondo last update prices for flights from Key West Airport to Jacksonville Airport?

Prices for flights from Key West Airport to Jacksonville Airport refresh daily.

How many operators does momondo search for flights from Key West Airport to Jacksonville Airport?

There is 1 operator available for flights from Key West Airport to Jacksonville Airport as of December 2025.

How old do you have to be to fly from Key West Airport to Jacksonville Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Jacksonville Airport.

What documentation or ID do you need to fly to Jacksonville Airport?

The travel and health documents you'll need for your trip to Jacksonville Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jacksonville Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$137 Cheap Flights from Key West to Jacksonville in 2025/26

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Find the cheapest flights from Key West to Jacksonville

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 am - 2:10 pm

EYW

JAX

7h 00m1 stop

3:15 pm - 7:40 pm

JAX

EYW

4h 25m1 stop

$253Delta

Fri, Feb 6 - Wed, Feb 11

11:47 am - 3:56 pm

EYW

JAX

4h 09m1 stop

3:33 pm - 8:58 pm

JAX

EYW

5h 25m1 stop

$357Delta

Thu, Dec 25 - Mon, Dec 29

10:37 pm - 1:21 pm

EYW

JAX

38h 44m2 stops

7:50 pm - 3:12 pm

JAX

EYW

19h 22m1 stop

$371Allegiant Air

Sun, Dec 28 - Sat, Jan 3

4:03 pm - 7:57 pm

EYW

JAX

3h 54m1 stop

5:25 am - 11:27 am

JAX

EYW

6h 02m1 stop

$377American Airlines

Sun, Dec 28 - Sat, Jan 3

11:11 am - 7:31 pm

EYW

JAX

8h 20m2 stops

7:54 pm - 9:29 am

JAX

EYW

13h 35m1 stop

$383Multiple Airlines

Mon, Dec 15 - Thu, Dec 18

10:47 am - 2:41 pm

EYW

JAX

27h 54m2 stops

5:10 pm - 10:29 am

JAX

EYW

17h 19m1 stop

$449Multiple Airlines

Sat, Dec 13 - Sun, Dec 14

8:55 am - 9:20 pm

EYW

JAX

12h 25m2 stops

8:29 pm - 11:09 am

JAX

EYW

14h 40m1 stop

$452Multiple Airlines

Thu, Dec 18 - Fri, Dec 19

10:41 am - 5:04 pm

EYW

JAX

6h 23m1 stop

9:42 pm - 4:51 pm

JAX

EYW

19h 09m1 stop

$459Allegiant Air

Mon, Jan 19 - Thu, Jan 22

7:47 am - 1:45 pm

EYW

JAX

29h 58m2 stops

5:48 pm - 10:31 am

JAX

EYW

16h 43m1 stop

$490Multiple Airlines

Wed, Dec 24 - Sun, Dec 28

10:41 am - 5:04 pm

EYW

JAX

6h 23m1 stop

11:37 am - 11:17 am

JAX

EYW

47h 40m2 stops

$493Multiple Airlines

Fri, Feb 6 - Tue, Feb 10

Delta flights from Key West to Jacksonville

Our best Delta deals on Key West to Jacksonville flight tickets

Delta

Feb 6

EYW6:06 pmKey West

4h 51m

1 stop

JAX10:57 pmJacksonville

Feb 10

JAX1:16 pmJacksonville

6h 24m

1 stop

EYW7:40 pmKey West

$253

Find similar

Delta

Feb 6

EYW7:10 amKey West

7h 00m

1 stop

JAX2:10 pmJacksonville

Feb 11

JAX3:15 pmJacksonville

4h 25m

1 stop

EYW7:40 pmKey West

$281

Find similar

Delta

Dec 25

EYW11:47 amKey West

4h 09m

1 stop

JAX3:56 pmJacksonville

Dec 29

JAX3:33 pmJacksonville

5h 25m

1 stop

EYW8:58 pmKey West

$357

Find similar

American Airlines flights from Key West to Jacksonville

Our best American Airlines deals on Key West to Jacksonville flight tickets

American Airlines

Apr 3

EYW1:38 pmKey West

5h 25m

1 stop

JAX7:03 pmJacksonville

Apr 6

JAX8:10 pmJacksonville

3h 46m

1 stop

EYW11:56 pmKey West

$373

Find similar

American Airlines

Dec 28

EYW4:03 pmKey West

3h 54m

1 stop

JAX7:57 pmJacksonville

Jan 3

JAX5:25 amJacksonville

6h 02m

1 stop

EYW11:27 amKey West

$377

Find similar

American Airlines

Dec 24

EYW7:52 pmKey West

4h 07m

1 stop

JAX11:59 pmJacksonville

Dec 28

JAX4:26 pmJacksonville

3h 13m

1 stop

EYW7:39 pmKey West

$543

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 2/6

7:10 am-2:10 pm

1 stop7h 00m

Jacksonville

Wed 2/11

3:15 pm-7:40 pm

1 stop4h 25m

$253

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Thu 12/25

11:47 am-3:56 pm

1 stop4h 09m

Jacksonville

Mon 12/29

3:33 pm-8:58 pm

1 stop5h 25m

$357

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 12/28

10:37 pm-1:21 pm

2 stops38h 44m

Jacksonville

Sat 1/3

7:50 pm-3:12 pm

1 stop19h 22m

$371

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sun 12/28

4:03 pm-7:57 pm

1 stop3h 54m

Jacksonville

Sat 1/3

5:25 am-11:27 am

1 stop6h 02m

$377

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Mon 12/15

11:11 am-7:31 pm

2 stops8h 20m

Jacksonville

Thu 12/18

7:54 pm-9:29 am

1 stop13h 35m

$383

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Sat 12/13

10:47 am-2:41 pm

2 stops27h 54m

Jacksonville

Sun 12/14

5:10 pm-10:29 am

1 stop17h 19m

$449

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Thu 12/18

8:55 am-9:20 pm

2 stops12h 25m

Jacksonville

Fri 12/19

8:29 pm-11:09 am

1 stop14h 40m

$452

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Mon 1/19

10:41 am-5:04 pm

1 stop6h 23m

Jacksonville

Thu 1/22

9:42 pm-4:51 pm

1 stop19h 09m

$459

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Wed 12/24

7:47 am-1:45 pm

2 stops29h 58m

Jacksonville

Sun 12/28

5:48 pm-10:31 am

1 stop16h 43m

$490

Key WestJacksonville

EYW - JAX

EYWJAX

Key West

Fri 2/6

10:41 am-5:04 pm

1 stop6h 23m

Jacksonville

Tue 2/10

11:37 am-11:17 am

2 stops47h 40m

$493

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Key West to Jacksonville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Jacksonville?

According to our data, Friday is the cheapest day to fly to Jacksonville from Key West. The lowest ticket price found for a Friday departure recently was $477. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Wednesday is the most expensive day to depart from Key West because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $548.

What is the cheapest time of day to depart on your flight to Jacksonville?

Flying to Jacksonville from Key West in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $498 when looking at flights departing in the afternoon. Flights to Jacksonville are more costly in the morning, with an average ticket price of $548. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Key West to Jacksonville flights?

You could potentially save up to 39% on your flight if you consider stops on a Key West to Jacksonville flight.

When to book flights from Key West to Jacksonville

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to Jacksonville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Key West to Jacksonville (EYW to JAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Jacksonville

Fastest flight time	5h 32m
Direct flights	None

The fastest flight from Key West to Jacksonville takes 5h 32m

There are no direct flights from Key West to Jacksonville. There are no popular flight routes from Key West to Jacksonville.

Search flight deals

How far is Key West to Jacksonville by plane?
A flight from Key West to Jacksonville will travel around 399.0 mi. Flights usually cover this in 5h 32m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Key West Airport to Jacksonville Airport?
Prices for flights from Key West Airport to Jacksonville Airport refresh daily.
How many operators does momondo search for flights from Key West Airport to Jacksonville Airport?
There is 1 operator available for flights from Key West Airport to Jacksonville Airport as of December 2025.
How old do you have to be to fly from Key West Airport to Jacksonville Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Jacksonville Airport.
What documentation or ID do you need to fly to Jacksonville Airport?
The travel and health documents you'll need for your trip to Jacksonville Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jacksonville Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Key West to Jacksonville?
momondo data reveals that the most frequently booked airline on the route from Key West to Jacksonville is American Airlines, representing 100% of all bookings.

Best airlines flying from Key West to Jacksonville

Compare and see reviews for airlines that fly from Key West to Jacksonville with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $326	Free Cancellation	Rating 7.2 11,048 reviews		Search American Airlines flights

Fernandina Beach

Jacksonville Beach

Orange Park

Ponte Vedra Beach

Kingsland

Waycross

Atlantic Beach

Neptune Beach

St Johns

Yulee

Cumberland Island

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Jacksonville?

Finding the right flight to Jacksonville from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Jacksonville quick and easy, saving you time and money.

Can I find flights from Key West to Jacksonville with flexible booking policies on momondo?

Flights from Key West to Jacksonville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Key West to Jacksonville?

momondo provides multiple filters to help you find the best flight to Jacksonville from Key West. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Key West to Jacksonville right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Key West to Jacksonville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Jacksonville and let you know when they change.