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Cheap flights from Jacksonville to Key West from $81

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 4/19. 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
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Multiple Airlines Logo
9:46 am - 8:06 pm
EYW
-
JAX
34h 20m
2 stops
$261Multiple Airlines
to, huhti 16 - to, huhti 23
Allegiant Air Logo
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Allegiant Air Logo
12:34 pm - 10:01 am
EYW
-
JAX
21h 27m
1 stop
$276Allegiant Air
to, huhti 16 - to, huhti 23
Multiple Airlines Logo
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Multiple Airlines Logo
11:01 am - 5:40 pm
EYW
-
JAX
30h 39m
2 stops
$285Multiple Airlines
to, huhti 9 - to, huhti 16
Delta Logo
3:57 pm - 7:40 pm
JAX
-
EYW
3h 43m
1 stop
Delta Logo
6:23 pm - 10:50 pm
EYW
-
JAX
4h 27m
1 stop
$291Delta
ti, huhti 14 - ti, huhti 21
Allegiant Air Logo
8:34 pm - 10:11 am
JAX
-
EYW
13h 37m
1 stop
Allegiant Air Logo
12:34 pm - 10:01 am
EYW
-
JAX
21h 27m
1 stop
$297Allegiant Air
to, huhti 16 - to, huhti 23
Breeze Airways Logo
3:50 pm - 11:06 am
JAX
-
EYW
19h 16m
2 stops
Breeze Airways Logo
11:07 am - 8:38 am
EYW
-
JAX
21h 31m
1 stop
$303Breeze Airways
ti, elo 25 - ma, elo 31
Delta Logo
3:48 pm - 7:49 pm
JAX
-
EYW
4h 01m
1 stop
Delta Logo
6:19 pm - 12:22 am
EYW
-
JAX
6h 03m
1 stop
$311Delta
ke, Touko 13 - la, Touko 16
American Airlines Logo
11:00 am - 4:30 pm
JAX
-
EYW
5h 30m
1 stop
American Airlines Logo
6:45 am - 10:10 am
EYW
-
JAX
3h 25m
1 stop
$318American Airlines
ti, huhti 28 - ti, Touko 5
American Airlines Logo
11:00 am - 4:30 pm
JAX
-
EYW
5h 30m
1 stop
American Airlines Logo
3:58 pm - 9:15 pm
EYW
-
JAX
5h 17m
1 stop
$319American Airlines
ke, Touko 13 - ti, Touko 19
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
$327American Airlines
la, Touko 9 - ma, Touko 11

Delta flights from Jacksonville to Key West

Our best Delta deals on Jacksonville to Key West flight tickets
Delta
Apr 14
JAX3:57 pmJacksonville
3h 43m
1 stop
EYW7:40 pmKey West
Apr 21
EYW6:23 pmKey West
4h 27m
1 stop
JAX10:50 pmJacksonville
$291
Delta
May 13
JAX3:48 pmJacksonville
4h 01m
1 stop
EYW7:49 pmKey West
May 16
EYW6:19 pmKey West
6h 03m
1 stop
JAX12:22 amJacksonville
$311
Delta
Aug 25
JAX7:30 amJacksonville
5h 39m
1 stop
EYW1:09 pmKey West
Sep 2
EYW7:00 amKey West
5h 25m
1 stop
JAX12:25 pmJacksonville
$347

American Airlines flights from Jacksonville to Key West

Our best American Airlines deals on Jacksonville to Key West flight tickets
American Airlines
Apr 28
JAX11:00 amJacksonville
5h 30m
1 stop
EYW4:30 pmKey West
May 5
EYW6:45 amKey West
3h 25m
1 stop
JAX10:10 amJacksonville
$318
American Airlines
May 13
JAX11:00 amJacksonville
5h 30m
1 stop
EYW4:30 pmKey West
May 19
EYW3:58 pmKey West
5h 17m
1 stop
JAX9:15 pmJacksonville
$319
American Airlines
May 9
JAX7:44 pmJacksonville
3h 14m
1 stop
EYW10:58 pmKey West
May 11
EYW6:45 amKey West
3h 25m
1 stop
JAX10:10 amJacksonville
$327

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 maaliskuu 18, 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

Cheapest round-trip

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

to 4/16

8:34 pm-10:11 am

1 stop13h 37m

Key West

to 4/23

9:46 am-8:06 pm

2 stops34h 20m

$261

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

to 4/16

8:34 pm-10:11 am

1 stop13h 37m

Key West

to 4/23

12:34 pm-10:01 am

1 stop21h 27m

$276

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

to 4/9

8:34 pm-10:11 am

1 stop13h 37m

Key West

to 4/16

11:01 am-5:40 pm

2 stops30h 39m

$285

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

ti 4/14

3:57 pm-7:40 pm

1 stop3h 43m

Key West

ti 4/21

6:23 pm-10:50 pm

1 stop4h 27m

$291

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

to 4/16

8:34 pm-10:11 am

1 stop13h 37m

Key West

to 4/23

12:34 pm-10:01 am

1 stop21h 27m

$297

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

ti 8/25

3:50 pm-11:06 am

2 stops19h 16m

Key West

ma 8/31

11:07 am-8:38 am

1 stop21h 31m

$303

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

ke 5/13

3:48 pm-7:49 pm

1 stop4h 01m

Key West

la 5/16

6:19 pm-12:22 am

1 stop6h 03m

$311

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

ti 4/28

11:00 am-4:30 pm

1 stop5h 30m

Key West

ti 5/5

6:45 am-10:10 am

1 stop3h 25m

$318

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

ke 5/13

11:00 am-4:30 pm

1 stop5h 30m

Key West

ti 5/19

3:58 pm-9:15 pm

1 stop5h 17m

$319
Quickest round-trip

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

la 5/9

7:44 pm-10:58 pm

1 stop3h 14m

Key West

ma 5/11

6:45 am-10:10 am

1 stop3h 25m

$327

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 typical price of a round-trip flight between Jacksonville and Key West?

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 $386.

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

As of March 2026, prices for Jacksonville to Key West flights are approximately 29% 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?

  • 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
7.1
11,468 reviews
Search American Airlines flights
DeltaPriceFrom $326Free CancellationRating
7.9
8,286 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

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