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

Spirit Airlines is the most popular carrier operating from Atlantic City to Key West

What airlines fly to Key West?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Key West from Atlantic City according to our data. American Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 5 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Atlantic City Airport to Key West Airport were last updated today.

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

As of December 2025, there is 1 operator available to choose from for flights from Atlantic City Airport to Key West Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlantic City 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.

$105 Cheap Flights from Atlantic City to Key West in 2025/26

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Find the cheapest flights from Atlantic City to Key West

Round-trip

One-way

Cheap round-trip flights

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6:00 am - 11:56 am

ACY

EYW

5h 56m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$216Spirit Airlines

jue., ene. 22 - vie., ene. 23

6:00 am - 11:56 am

ACY

EYW

5h 56m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$221Spirit Airlines

jue., ene. 22 - lun., ene. 26

5:10 am - 11:20 am

ACY

EYW

6h 10m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$250Spirit Airlines

dom., ene. 4 - vie., ene. 9

5:45 am - 1:30 pm

ACY

EYW

7h 45m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$256Spirit Airlines

vie., feb. 6 - lun., feb. 9

5:45 am - 1:30 pm

ACY

EYW

7h 45m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$276Spirit Airlines

vie., ene. 16 - lun., ene. 26

5:10 am - 1:30 pm

ACY

EYW

8h 20m1 stop

2:30 pm - 10:19 pm

EYW

ACY

7h 49m1 stop

$331Spirit Airlines

lun., dic. 22 - sáb., dic. 27

5:45 am - 1:30 pm

ACY

EYW

7h 45m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$346Spirit Airlines

vie., ene. 30 - lun., feb. 2

5:45 am - 1:30 pm

ACY

EYW

7h 45m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$396Spirit Airlines

vie., ene. 16 - lun., ene. 19

5:10 am - 11:20 am

ACY

EYW

6h 10m1 stop

2:30 pm - 10:19 pm

EYW

ACY

7h 49m1 stop

$406Spirit Airlines

mar., dic. 23 - sáb., dic. 27

7:00 am - 11:17 am

ACY

EYW

4h 17m1 stop

2:25 pm - 11:53 pm

EYW

ACY

9h 28m1 stop

$441Spirit Airlines

jue., feb. 12 - lun., feb. 16

Spirit Airlines flights from Atlantic City to Key West

Our best Spirit Airlines deals on Atlantic City to Key West flight tickets

Spirit Airlines

Jan 22

ACY6:00 amAtlantic City

5h 56m

1 stop

EYW11:56 amKey West

Jan 23

EYW2:25 pmKey West

9h 28m

1 stop

ACY11:53 pmAtlantic City

$216

Find similar

Spirit Airlines

Jan 22

ACY6:00 amAtlantic City

5h 56m

1 stop

EYW11:56 amKey West

Jan 26

EYW2:25 pmKey West

9h 28m

1 stop

ACY11:53 pmAtlantic City

$221

Find similar

Spirit Airlines

Jan 4

ACY5:10 amAtlantic City

6h 10m

1 stop

EYW11:20 amKey West

Jan 9

EYW2:25 pmKey West

9h 28m

1 stop

ACY11:53 pmAtlantic City

$250

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

jue. 1/22

6:00 am-11:56 am

1 stop5h 56m

Key West

vie. 1/23

2:25 pm-11:53 pm

1 stop9h 28m

$216

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

jue. 1/22

6:00 am-11:56 am

1 stop5h 56m

Key West

lun. 1/26

2:25 pm-11:53 pm

1 stop9h 28m

$221

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

dom. 1/4

5:10 am-11:20 am

1 stop6h 10m

Key West

vie. 1/9

2:25 pm-11:53 pm

1 stop9h 28m

$250

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 2/6

5:45 am-1:30 pm

1 stop7h 45m

Key West

lun. 2/9

2:25 pm-11:53 pm

1 stop9h 28m

$256

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 1/16

5:45 am-1:30 pm

1 stop7h 45m

Key West

lun. 1/26

2:25 pm-11:53 pm

1 stop9h 28m

$276

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

lun. 12/22

5:10 am-1:30 pm

1 stop8h 20m

Key West

sáb. 12/27

2:30 pm-10:19 pm

1 stop7h 49m

$331

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 1/30

5:45 am-1:30 pm

1 stop7h 45m

Key West

lun. 2/2

2:25 pm-11:53 pm

1 stop9h 28m

$346

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 1/16

5:45 am-1:30 pm

1 stop7h 45m

Key West

lun. 1/19

2:25 pm-11:53 pm

1 stop9h 28m

$396

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

mar. 12/23

5:10 am-11:20 am

1 stop6h 10m

Key West

sáb. 12/27

2:30 pm-10:19 pm

1 stop7h 49m

$406

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

jue. 2/12

7:00 am-11:17 am

1 stop4h 17m

Key West

lun. 2/16

2:25 pm-11:53 pm

1 stop9h 28m

$441

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 Atlantic City 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 day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Atlantic City is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $522. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Atlantic City to Key West for around $633.

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 at noon. momondo users have found flights departing from Atlantic City to Key West at noon for as low as $496. 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 morning, with an average ticket price of $574. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Atlantic City to Key West

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

Estimated round-trip price

Cheap Atlantic City to Key West (ACY to EYW) flight deals and tips

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

Fastest flight time	4h 17m
Direct flights	None

The fastest flight from Atlantic City to Key West takes 4h 17m

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

Search flight deals

How far is Atlantic City to Key West by plane?
Atlantic City and Key West are 1109.1 mi apart from one another. In terms of flight time, this usually takes a little over 4h 17m.
When did momondo last update prices for flights from Atlantic City Airport to Key West Airport?
Prices for flights from Atlantic City Airport to Key West Airport were last updated today.
How many operators does momondo search for flights from Atlantic City Airport to Key West Airport?
As of December 2025, there is 1 operator available to choose from for flights from Atlantic City Airport to Key West Airport.
How old do you have to be to fly from Atlantic City Airport to Key West Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlantic City 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 Atlantic City to Key West?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Atlantic City to Key West is American Airlines (100% of total bookings).

Best airlines flying from Atlantic City to Key West

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $432	Free Cancellation	Rating 7.2 11,050 reviews		Search American Airlines flights

Big Pine Key

Little Torch Key

Why use momondo?

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

It is quick and easy to find Atlantic City to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.

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

Flights from Atlantic City to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Atlantic City 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 Atlantic City to Key West right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Atlantic City to Key West flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.