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

American Airlines, 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 August 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 (JAX-EYW) in 2025

Q: What is the typical price of a round-trip flight between Jacksonville and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $292 to $534. The lowest price recently found on this route was $227.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Jacksonville to Key West (JAX-EYW)

Round-trip

One-way

Last minute

Cheap round-trip flights

12:38 pm - 5:12 pmJAX-EYW

4h 34m1 stop

7:00 am - 11:33 amEYW-JAX

4h 33m1 stop

$227Delta

Find Deal

Sat, Aug 30 - Sun, Aug 31

2:30 pm - 8:07 pmJAX-EYW

5h 37m1 stop

6:10 pm - 11:55 pmEYW-JAX

5h 45m1 stop

$251Delta

Find Deal

Sat, Sep 27 - Tue, Sep 30

3:25 pm - 6:59 pmJAX-EYW

3h 34m1 stop

7:31 pm - 11:14 pmEYW-JAX

3h 43m1 stop

$289American Airlines

Find Deal

Sat, Sep 13 - Mon, Sep 15

3:25 pm - 6:59 pmJAX-EYW

3h 34m1 stop

7:31 pm - 11:14 pmEYW-JAX

3h 43m1 stop

$290American Airlines

Find Deal

Sat, Sep 13 - Mon, Sep 15

8:43 pm - 4:51 pmJAX-EYW

20h 08m1 stop

4:50 pm - 9:48 amEYW-JAX

16h 58m2 stops

$293Allegiant Air

Find Deal

Sun, Aug 31 - Thu, Sep 4

12:38 pm - 5:25 pmJAX-EYW

4h 47m1 stop

11:52 am - 5:39 pmEYW-JAX

5h 47m1 stop

$297Delta

Find Deal

Sat, Aug 30 - Wed, Sep 3

3:25 pm - 6:59 pmJAX-EYW

3h 34m1 stop

7:31 pm - 11:14 pmEYW-JAX

3h 43m1 stop

$305American Airlines

Find Deal

Wed, Sep 17 - Sat, Sep 20

8:43 pm - 4:51 pmJAX-EYW

20h 08m1 stop

8:53 am - 11:17 amEYW-JAX

26h 24m2 stops

$379Allegiant Air

Find Deal

Thu, Aug 28 - Sun, Aug 31

9:20 am - 2:06 pmJAX-EYW

28h 46m2 stops

3:02 pm - 2:58 pmEYW-JAX

23h 56m2 stops

$587United Airlines

Find Deal

Sun, Dec 7 - Fri, Dec 12

9:15 am - 2:01 pmJAX-EYW

28h 46m2 stops

3:50 pm - 10:54 amEYW-JAX

19h 04m2 stops

$588United Airlines

Find Deal

Mon, Sep 8 - Fri, Sep 12

Delta flights from Jacksonville to Key West

Our best Delta deals on Jacksonville to Key West flight tickets

Delta

Aug 30

JAX12:38 pmJacksonville

4h 34m

1 stop

EYW5:12 pmKey West

Aug 31

EYW7:00 amKey West

4h 33m

1 stop

JAX11:33 amJacksonville

$227

Find similar

Delta

Sep 27

JAX2:30 pmJacksonville

5h 37m

1 stop

EYW8:07 pmKey West

Sep 30

EYW6:10 pmKey West

5h 45m

1 stop

JAX11:55 pmJacksonville

$251

Find similar

Delta

Aug 30

JAX12:38 pmJacksonville

4h 47m

1 stop

EYW5:25 pmKey West

Sep 3

EYW11:52 amKey West

5h 47m

1 stop

JAX5:39 pmJacksonville

$297

Find similar

Allegiant Air flights from Jacksonville to Key West

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

Allegiant Air

Aug 31

JAX8:43 pmJacksonville

20h 08m

1 stop

EYW4:51 pmKey West

Sep 4

EYW4:50 pmKey West

16h 58m

2 stops

JAX9:48 amJacksonville

$293

Find similar

Allegiant Air

Aug 28

JAX8:43 pmJacksonville

20h 08m

1 stop

EYW4:51 pmKey West

Aug 31

EYW8:53 amKey West

26h 24m

2 stops

JAX11:17 amJacksonville

$379

Find similar

Allegiant Air

Aug 24

JAX8:43 pmJacksonville

20h 08m

1 stop

EYW4:51 pmKey West

Aug 31

EYW8:53 amKey West

26h 24m

2 stops

JAX11:17 amJacksonville

$394

Find similar

Fly from

Fly to

Route

Depart

Return

Price

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 8/30

12:38 pm-5:12 pm

1 stop4h 34m

Key West

Sun 8/31

7:00 am-11:33 am

1 stop4h 33m

$227

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 9/27

2:30 pm-8:07 pm

1 stop5h 37m

Key West

Tue 9/30

6:10 pm-11:55 pm

1 stop5h 45m

$251

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 9/13

3:25 pm-6:59 pm

1 stop3h 34m

Key West

Mon 9/15

7:31 pm-11:14 pm

1 stop3h 43m

$289

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 9/13

3:25 pm-6:59 pm

1 stop3h 34m

Key West

Mon 9/15

7:31 pm-11:14 pm

1 stop3h 43m

$290

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 8/31

8:43 pm-4:51 pm

1 stop20h 08m

Key West

Thu 9/4

4:50 pm-9:48 am

2 stops16h 58m

$293

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sat 8/30

12:38 pm-5:25 pm

1 stop4h 47m

Key West

Wed 9/3

11:52 am-5:39 pm

1 stop5h 47m

$297

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Wed 9/17

3:25 pm-6:59 pm

1 stop3h 34m

Key West

Sat 9/20

7:31 pm-11:14 pm

1 stop3h 43m

$305

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Thu 8/28

8:43 pm-4:51 pm

1 stop20h 08m

Key West

Sun 8/31

8:53 am-11:17 am

2 stops26h 24m

$379

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Sun 12/7

9:20 am-2:06 pm

2 stops28h 46m

Key West

Fri 12/12

3:02 pm-2:58 pm

2 stops23h 56m

$587

JacksonvilleKey West

JAX - EYW

JAXEYW

Jacksonville

Mon 9/8

9:15 am-2:01 pm

2 stops28h 46m

Key West

Fri 9/12

3:50 pm-10:54 am

2 stops19h 04m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 typical price of a round-trip flight between Jacksonville and Key West?

What is the cheapest month to fly to Key West?

In general, September 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 $388. If you are unable to visit Key West during the month of September, then departing from Jacksonville during the month June is also very affordable. Most momondo users find prices during this month for around $451.

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.

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

According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from Jacksonville to Key West in the morning for as low as $499. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $513. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Jacksonville when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $497 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Jacksonville for as low as $316 on momondo.

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

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

Best Price Found	$239
Fastest flight time	3h 27m
Direct flights	None
Airports in Key West	1 airport

The best one-way flight to Key West from Jacksonville in the past 72 hours is $239. The best round-trip flight deal from Jacksonville to Key West found on momondo in the last 72 hours is $227.

The fastest flight from Jacksonville to Key West takes 3h 27m

There are no direct flights from Jacksonville to Key West. Popular non-direct route for this connection is Jacksonville Airport - Key West Airport.

There is 1 airport near Key West: Key West (EYW)

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 27m.
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 August 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 (82% of total bookings). The next most popular airline is Delta (18%).

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 $308	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
Delta	PriceFrom $336	Free Cancellation	Rating 8.0 7,981 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.