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Cheap flights from Jacksonville to Key West from $144

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 8/30. 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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Cheap round-trip flights

American Airlines Logo
3:25 pm - 6:59 pmJAX-EYW
3h 34m1 stop
American Airlines Logo
11:25 am - 2:55 pmEYW-JAX
3h 30m1 stop
$287American Airlines
Find Deal
sáb., sep. 20 - sáb., sep. 27
Delta Logo
6:20 am - 10:56 amJAX-EYW
4h 36m1 stop
Delta Logo
7:00 am - 1:29 pmEYW-JAX
6h 29m1 stop
$297Delta
Find Deal
mar., ago. 26 - sáb., ago. 30
American Airlines Logo
7:56 am - 12:52 pmJAX-EYW
4h 56m1 stop
American Airlines Logo
7:51 pm - 11:59 pmEYW-JAX
4h 08m1 stop
$298American Airlines
Find Deal
sáb., ago. 2 - lun., ago. 4
Delta Logo
5:20 am - 10:56 amJAX-EYW
5h 36m1 stop
Delta Logo
6:22 pm - 11:59 pmEYW-JAX
5h 37m1 stop
$307Delta
Find Deal
vie., ago. 15 - vie., ago. 22
American Airlines Logo
1:57 pm - 7:21 pmJAX-EYW
5h 24m1 stop
American Airlines Logo
7:51 pm - 11:59 pmEYW-JAX
4h 08m1 stop
$317American Airlines
Find Deal
vie., jul. 25 - lun., jul. 28
American Airlines Logo
7:00 am - 10:53 amJAX-EYW
3h 53m1 stop
American Airlines Logo
7:40 pm - 11:49 pmEYW-JAX
4h 09m1 stop
$337American Airlines
Find Deal
vie., ago. 22 - dom., ago. 24
American Airlines Logo
6:05 am - 10:48 amJAX-EYW
4h 43m1 stop
American Airlines Logo
7:51 pm - 11:59 pmEYW-JAX
4h 08m1 stop
$347American Airlines
Find Deal
mar., jul. 15 - mar., jul. 22
Delta Logo
7:10 am - 10:51 amJAX-EYW
3h 41m1 stop
Delta Logo
7:00 am - 1:29 pmEYW-JAX
6h 29m1 stop
$353Delta
Find Deal
jue., ago. 7 - mar., ago. 12
Delta Logo
1:20 pm - 7:44 pmJAX-EYW
6h 24m1 stop
Delta Logo
2:35 pm - 9:38 pmEYW-JAX
7h 03m1 stop
$363Delta
Find Deal
vie., oct. 10 - vie., oct. 17
Allegiant Air Logo
8:55 pm - 3:08 pmJAX-EYW
18h 13m2 stops
Allegiant Air Logo
5:35 pm - 8:10 pmEYW-JAX
26h 35m2 stops
$463Allegiant Air
Find Deal
vie., jul. 11 - dom., jul. 13

Delta flights from Jacksonville to Key West

Our best Delta deals on Jacksonville to Key West flight tickets
Delta
Aug 26
JAX6:20 amJacksonville
4h 36m
1 stop
EYW10:56 amKey West
Aug 30
EYW7:00 amKey West
6h 29m
1 stop
JAX1:29 pmJacksonville
Delta
Aug 15
JAX5:20 amJacksonville
5h 36m
1 stop
EYW10:56 amKey West
Aug 22
EYW6:22 pmKey West
5h 37m
1 stop
JAX11:59 pmJacksonville
Delta
Jul 14
JAX5:10 amJacksonville
5h 41m
1 stop
EYW10:51 amKey West
Jul 24
EYW7:00 amKey West
6h 30m
1 stop
JAX1:30 pmJacksonville

American Airlines flights from Jacksonville to Key West

Our best American Airlines deals on Jacksonville to Key West flight tickets
American Airlines
Sep 20
JAX3:25 pmJacksonville
3h 34m
1 stop
EYW6:59 pmKey West
Sep 27
EYW11:25 amKey West
3h 30m
1 stop
JAX2:55 pmJacksonville
American Airlines
Aug 2
JAX7:56 amJacksonville
4h 56m
1 stop
EYW12:52 pmKey West
Aug 4
EYW7:51 pmKey West
4h 08m
1 stop
JAX11:59 pmJacksonville
American Airlines
Jul 25
JAX1:57 pmJacksonville
5h 24m
1 stop
EYW7:21 pmKey West
Jul 28
EYW7:51 pmKey West
4h 08m
1 stop
JAX11:59 pmJacksonville

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, August 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 $318. If you are unable to visit Key West during the month of August, then departing from Jacksonville during the month September is also very affordable. Most momondo users find prices during this month for around $388.

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 $478 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 $331 on momondo.

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

As of June 2025, prices for Jacksonville to Key West flights are approximately 47% 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

Best Price Found

$144

Fastest flight time

2h 58m

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 $144. The best round-trip flight deal from Jacksonville to Key West found on momondo in the last 72 hours is $287.
The fastest flight from Jacksonville to Key West takes 2h 58m
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)

  • 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 2h 58m.

  • 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 $308Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $353Free CancellationRating
8.0
7,973 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.


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1 adult
sáb. 7/5
sáb. 7/12

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