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Cheap flights from Jacksonville to Key West from $115

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to Key West departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Jacksonville to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:02 pm - 10:11 am
JAX
-
EYW
14h 09m
1 stop
Multiple Airlines Logo
9:46 am - 7:17 pm
EYW
-
JAX
33h 31m
2 stops
$242Multiple Airlines
Sun, Feb 22 - Thu, Feb 26
Delta Logo
5:30 am - 10:48 am
JAX
-
EYW
5h 18m
1 stop
Delta Logo
6:25 pm - 11:59 pm
EYW
-
JAX
5h 34m
1 stop
$251Delta
Tue, Mar 10 - Tue, Mar 17
Multiple Airlines Logo
8:01 pm - 10:11 am
JAX
-
EYW
14h 10m
1 stop
Multiple Airlines Logo
9:46 am - 5:08 pm
EYW
-
JAX
31h 22m
2 stops
$328Multiple Airlines
Sun, Mar 8 - Sun, Mar 15
American Airlines Logo
7:44 pm - 10:58 pm
JAX
-
EYW
3h 14m
1 stop
American Airlines Logo
6:45 am - 10:10 am
EYW
-
JAX
3h 25m
1 stop
$329American Airlines
Wed, May 6 - Sat, May 9
Multiple Airlines Logo
8:01 pm - 10:11 am
JAX
-
EYW
14h 10m
1 stop
Multiple Airlines Logo
9:46 am - 5:08 pm
EYW
-
JAX
31h 22m
2 stops
$339Multiple Airlines
Sun, Mar 8 - Sun, Mar 15
Multiple Airlines Logo
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Multiple Airlines Logo
11:04 am - 8:06 pm
EYW
-
JAX
9h 02m
2 stops
$366Multiple Airlines
Thu, Apr 23 - Mon, Apr 27
American Airlines Logo
7:44 pm - 10:58 pm
JAX
-
EYW
3h 14m
1 stop
American Airlines Logo
6:45 am - 10:10 am
EYW
-
JAX
3h 25m
1 stop
$367American Airlines
Fri, Apr 17 - Mon, Apr 20
Allegiant Air Logo
8:01 pm - 10:11 am
JAX
-
EYW
14h 10m
1 stop
Allegiant Air Logo
10:33 pm - 7:55 pm
EYW
-
JAX
21h 22m
2 stops
$370Allegiant Air
Thu, Mar 12 - Sun, Mar 15
Multiple Airlines Logo
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Multiple Airlines Logo
12:15 pm - 7:22 pm
EYW
-
JAX
31h 07m
2 stops
$371Multiple Airlines
Sun, May 3 - Sun, May 10
Multiple Airlines Logo
5:51 pm - 10:24 am
JAX
-
EYW
16h 33m
1 stop
Multiple Airlines Logo
2:25 pm - 6:39 pm
EYW
-
JAX
28h 14m
2 stops
$376Multiple Airlines
Thu, Feb 19 - Sun, Feb 22

Delta flights from Jacksonville to Key West

Our best Delta deals on Jacksonville to Key West flight tickets
Delta
Mar 10
JAX5:30 amJacksonville
5h 18m
1 stop
EYW10:48 amKey West
Mar 17
EYW6:25 pmKey West
5h 34m
1 stop
JAX11:59 pmJacksonville
$251
Delta
Feb 20
JAX5:30 amJacksonville
5h 29m
1 stop
EYW10:59 amKey West
Feb 25
EYW5:56 pmKey West
6h 05m
1 stop
JAX12:01 amJacksonville
$503
Delta
Feb 23
JAX11:28 amJacksonville
5h 33m
1 stop
EYW5:01 pmKey West
Feb 27
EYW5:56 pmKey West
3h 56m
1 stop
JAX9:52 pmJacksonville
$595

American Airlines flights from Jacksonville to Key West

Our best American Airlines deals on Jacksonville to Key West flight tickets
American Airlines
May 6
JAX7:44 pmJacksonville
3h 14m
1 stop
EYW10:58 pmKey West
May 9
EYW6:45 amKey West
3h 25m
1 stop
JAX10:10 amJacksonville
$329
American Airlines
Apr 17
JAX7:44 pmJacksonville
3h 14m
1 stop
EYW10:58 pmKey West
Apr 20
EYW6:45 amKey West
3h 25m
1 stop
JAX10:10 amJacksonville
$367
American Airlines
May 3
JAX11:00 amJacksonville
5h 30m
1 stop
EYW4:30 pmKey West
May 10
EYW6:45 amKey West
3h 25m
1 stop
JAX10:10 amJacksonville
$397

momondo Fare Finder

 
Customize your flight search to find flights from Jacksonville to Key West 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, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Jacksonville to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 2/22

8:02 pm-10:11 am

1 stop14h 09m

Key West

Thu 2/26

9:46 am-7:17 pm

2 stops33h 31m

$242

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Tue 3/10

5:30 am-10:48 am

1 stop5h 18m

Key West

Tue 3/17

6:25 pm-11:59 pm

1 stop5h 34m

$251

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 3/8

8:01 pm-10:11 am

1 stop14h 10m

Key West

Sun 3/15

9:46 am-5:08 pm

2 stops31h 22m

$328

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Wed 5/6

7:44 pm-10:58 pm

1 stop3h 14m

Key West

Sat 5/9

6:45 am-10:10 am

1 stop3h 25m

$329

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 3/8

8:01 pm-10:11 am

1 stop14h 10m

Key West

Sun 3/15

9:46 am-5:08 pm

2 stops31h 22m

$339

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 4/23

8:34 pm-10:11 am

1 stop13h 37m

Key West

Mon 4/27

11:04 am-8:06 pm

2 stops9h 02m

$366

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Fri 4/17

7:44 pm-10:58 pm

1 stop3h 14m

Key West

Mon 4/20

6:45 am-10:10 am

1 stop3h 25m

$367

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 3/12

8:01 pm-10:11 am

1 stop14h 10m

Key West

Sun 3/15

10:33 pm-7:55 pm

2 stops21h 22m

$370

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 5/3

8:34 pm-10:11 am

1 stop13h 37m

Key West

Sun 5/10

12:15 pm-7:22 pm

2 stops31h 07m

$371

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 2/19

5:51 pm-10:24 am

1 stop16h 33m

Key West

Sun 2/22

2:25 pm-6:39 pm

2 stops28h 14m

$376

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

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

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.

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

As of February 2026, prices for Jacksonville to Key West flights are approximately 28% cheaper 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

4h 28m

Direct flights

None
The fastest flight from Jacksonville to Key West takes 4h 28m
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 4h 28m.

  • 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?

  • 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?

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 AirlinesPriceFrom $286Free CancellationRating
7.2
11,258 reviews
Search American Airlines flights
DeltaPriceFrom $326Free CancellationRating
7.9
8,174 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
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.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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