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

Delta and United Airlines are the most popular carriers operating from Jacksonville to Key West

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

Prices for flights from Jacksonville Airport to Key West Airport are refreshed on a daily basis.

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

As of December 2025, there are 2 operators available to choose from for flights from Jacksonville Airport to Key West Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Jacksonville Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$123 Cheap Flights from Jacksonville to Key West in 2025/26

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Find the cheapest flights from Jacksonville to Key West

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Cheap round-trip flights

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9:42 pm - 4:51 pm

JAX

EYW

19h 09m1 stop

12:51 pm - 8:01 pm

EYW

JAX

31h 10m2 stops

$222Multiple Airlines

Sun, Jan 25 - Sun, Feb 1

9:42 pm - 4:51 pm

JAX

EYW

19h 09m1 stop

1:06 pm - 10:41 am

EYW

JAX

45h 35m2 stops

$227Multiple Airlines

Sun, Jan 18 - Fri, Jan 23

9:42 pm - 4:51 pm

JAX

EYW

19h 09m1 stop

10:06 am - 7:47 pm

EYW

JAX

33h 41m2 stops

$239Multiple Airlines

Thu, Jan 22 - Thu, Jan 29

6:00 am - 11:05 am

JAX

EYW

5h 05m1 stop

12:00 pm - 4:07 pm

EYW

JAX

4h 07m1 stop

$251American Airlines

Sat, Jan 24 - Sat, Jan 31

2:11 pm - 11:15 am

JAX

EYW

21h 04m1 stop

2:25 pm - 7:59 am

EYW

JAX

41h 34m2 stops

$259Multiple Airlines

Thu, Jan 8 - Fri, Jan 16

5:51 pm - 10:24 am

JAX

EYW

16h 33m1 stop

10:27 pm - 8:36 pm

EYW

JAX

22h 09m2 stops

$285Multiple Airlines

Thu, Jan 8 - Sun, Jan 11

11:20 am - 5:28 pm

JAX

EYW

6h 08m1 stop

7:35 am - 12:09 pm

EYW

JAX

4h 34m1 stop

$317Delta

Sat, May 2 - Wed, May 6

7:32 pm - 11:56 pm

JAX

EYW

4h 24m1 stop

12:00 pm - 5:10 pm

EYW

JAX

5h 10m1 stop

$327American Airlines

Fri, Jan 30 - Mon, Feb 2

3:28 pm - 7:40 pm

JAX

EYW

4h 12m1 stop

6:06 pm - 11:58 pm

EYW

JAX

5h 52m1 stop

$329Delta

Sat, Jan 10 - Wed, Jan 14

7:32 pm - 11:56 pm

JAX

EYW

4h 24m1 stop

7:45 pm - 11:59 pm

EYW

JAX

4h 14m1 stop

$337American Airlines

Thu, Jan 22 - Thu, Jan 29

Allegiant Air flights from Jacksonville to Key West

Our best Allegiant Air deals on Jacksonville to Key West flight tickets

Allegiant Air

Jan 2

JAX8:26 pmJacksonville

12h 13m

1 stop

EYW8:39 amKey West

Jan 7

EYW4:06 pmKey West

28h 46m

2 stops

JAX8:52 pmJacksonville

$321

Find similar

Allegiant Air

Jan 18

JAX9:42 pmJacksonville

19h 09m

1 stop

EYW4:51 pmKey West

Jan 23

EYW10:41 amKey West

6h 23m

1 stop

JAX5:04 pmJacksonville

$348

Find similar

Allegiant Air

Jan 1

JAX9:32 pmJacksonville

20h 49m

1 stop

EYW6:21 pmKey West

Jan 8

EYW3:46 pmKey West

25h 18m

2 stops

JAX5:04 pmJacksonville

$375

Find similar

American Airlines flights from Jacksonville to Key West

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

American Airlines

Jan 24

JAX6:00 amJacksonville

5h 05m

1 stop

EYW11:05 amKey West

Jan 31

EYW12:00 pmKey West

4h 07m

1 stop

JAX4:07 pmJacksonville

$251

Find similar

American Airlines

Jan 30

JAX7:32 pmJacksonville

4h 24m

1 stop

EYW11:56 pmKey West

Feb 2

EYW12:00 pmKey West

5h 10m

1 stop

JAX5:10 pmJacksonville

$327

Find similar

American Airlines

Jan 22

JAX7:32 pmJacksonville

4h 24m

1 stop

EYW11:56 pmKey West

Jan 29

EYW6:06 amKey West

3h 20m

1 stop

JAX9:26 amJacksonville

$337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 1/25

9:42 pm-4:51 pm

1 stop19h 09m

Key West

Sun 2/1

12:51 pm-8:01 pm

2 stops31h 10m

$222

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 1/18

9:42 pm-4:51 pm

1 stop19h 09m

Key West

Fri 1/23

1:06 pm-10:41 am

2 stops45h 35m

$227

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 1/22

9:42 pm-4:51 pm

1 stop19h 09m

Key West

Thu 1/29

10:06 am-7:47 pm

2 stops33h 41m

$239

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 1/24

6:00 am-11:05 am

1 stop5h 05m

Key West

Sat 1/31

12:00 pm-4:07 pm

1 stop4h 07m

$251

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 1/8

2:11 pm-11:15 am

1 stop21h 04m

Key West

Fri 1/16

2:25 pm-7:59 am

2 stops41h 34m

$259

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 1/8

5:51 pm-10:24 am

1 stop16h 33m

Key West

Sun 1/11

10:27 pm-8:36 pm

2 stops22h 09m

$285

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 5/2

11:20 am-5:28 pm

1 stop6h 08m

Key West

Wed 5/6

7:35 am-12:09 pm

1 stop4h 34m

$317

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Fri 1/30

7:32 pm-11:56 pm

1 stop4h 24m

Key West

Mon 2/2

12:00 pm-5:10 pm

1 stop5h 10m

$327

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 1/10

3:28 pm-7:40 pm

1 stop4h 12m

Key West

Wed 1/14

6:06 pm-11:58 pm

1 stop5h 52m

$329

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 1/22

7:32 pm-11:56 pm

1 stop4h 24m

Key West

Thu 1/29

7:45 pm-11:59 pm

1 stop4h 14m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

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 month to fly to Key West?

In general, October is the cheapest month to fly from Jacksonville to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $337. If you are unable to visit Key West during the month of October, then departing from Jacksonville during the month September is also very affordable. Most momondo users find prices during this month for around $341.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Jacksonville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $462. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Jacksonville to Key West for around $543.

How have Jacksonville to Key West flight prices changed over time?

As of December 2025, prices for Jacksonville to Key West flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from Jacksonville to Key West

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

Estimated round-trip price

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

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

Fastest flight time	3h 43m
Direct flights	None

The fastest flight from Jacksonville to Key West takes 3h 43m

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

Search flight deals

How far is Jacksonville to Key West by plane?
The straight-line distance from Jacksonville to Key West is 399.0 mi. By plane, this route typically takes 3h 43m.
When did momondo last update prices for flights from Jacksonville Airport to Key West Airport?
Prices for flights from Jacksonville Airport to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Jacksonville Airport to Key West Airport?
As of December 2025, there are 2 operators available to choose from for flights from Jacksonville Airport to Key West Airport.
How old do you have to be to fly from Jacksonville Airport to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Jacksonville Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Jacksonville to Key West?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Jacksonville to Key West is American Airlines (81% of total bookings). The next most popular airline is Delta (19%).

Best airlines flying from Jacksonville to Key West

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $286	Free Cancellation	Rating 7.2 11,067 reviews		Search American Airlines flights
Delta	PriceFrom $326	Free Cancellation	Rating 7.9 8,018 reviews		Search Delta flights

Big Pine Key

Little Torch Key

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Jacksonville to Key West for you.

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

Yes. All flights to Key West from Jacksonville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Jacksonville to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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