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Cheap flights from Atlantic City to Key West from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlantic City to Key West departing on 11/20. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Atlantic City to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:45 pm - 11:25 am
ACY
-
EYW
22h 40m
1 stop
Multiple Airlines Logo
12:01 pm - 4:36 pm
EYW
-
ACY
28h 35m
1 stop
$197Multiple Airlines
Sat, Sep 5 - Thu, Sep 10
Breeze Airways Logo
12:45 pm - 11:25 am
ACY
-
EYW
22h 40m
1 stop
Breeze Airways Logo
10:59 am - 12:05 pm
EYW
-
ACY
25h 06m
1 stop
$203Breeze Airways
Sat, Sep 5 - Fri, Sep 11
Multiple Airlines Logo
2:19 pm - 2:58 pm
ACY
-
EYW
24h 39m
1 stop
Multiple Airlines Logo
12:01 pm - 4:36 pm
EYW
-
ACY
28h 35m
1 stop
$210Multiple Airlines
Fri, Sep 4 - Thu, Sep 10
Breeze Airways Logo
2:39 pm - 11:25 am
ACY
-
EYW
20h 46m
1 stop
Breeze Airways Logo
1:14 pm - 10:27 am
EYW
-
ACY
21h 13m
1 stop
$215Breeze Airways
Sat, Jul 4 - Tue, Jul 7
Breeze Airways Logo
7:36 pm - 11:19 am
ACY
-
EYW
15h 43m
1 stop
Breeze Airways Logo
12:59 pm - 6:51 pm
EYW
-
ACY
5h 52m
1 stop
$224Breeze Airways
Sun, Sep 20 - Fri, Sep 25
Allegiant Air Logo
2:19 pm - 2:58 pm
ACY
-
EYW
24h 39m
1 stop
Allegiant Air Logo
8:58 am - 4:36 pm
EYW
-
ACY
7h 38m
1 stop
$225Allegiant Air
Fri, Sep 4 - Fri, Sep 11
Multiple Airlines Logo
12:45 pm - 11:25 am
ACY
-
EYW
22h 40m
1 stop
Multiple Airlines Logo
12:01 pm - 11:05 am
EYW
-
ACY
23h 04m
2 stops
$228Multiple Airlines
Sat, Sep 5 - Thu, Sep 10
Breeze Airways Logo
12:45 pm - 11:25 am
ACY
-
EYW
22h 40m
1 stop
Breeze Airways Logo
12:59 pm - 6:51 pm
EYW
-
ACY
5h 52m
1 stop
$232Breeze Airways
Sat, Sep 5 - Mon, Sep 14
Breeze Airways Logo
2:39 pm - 11:25 am
ACY
-
EYW
20h 46m
1 stop
Breeze Airways Logo
1:11 pm - 10:27 am
EYW
-
ACY
21h 16m
1 stop
$233Breeze Airways
Sat, Jul 4 - Fri, Jul 10
Breeze Airways Logo
12:45 pm - 11:25 am
ACY
-
EYW
22h 40m
1 stop
Breeze Airways Logo
10:59 am - 12:05 pm
EYW
-
ACY
25h 06m
1 stop
$234Breeze Airways
Sat, Sep 5 - Sun, Sep 13

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Breeze Airways flights from Atlantic City to Key West

Our best Breeze Airways deals on Atlantic City to Key West flight tickets
Breeze Airways
Sep 5
ACY12:45 pmAtlantic City
22h 40m
1 stop
EYW11:25 amKey West
Sep 11
EYW10:59 amKey West
25h 06m
1 stop
ACY12:05 pmAtlantic City
$203
Breeze Airways
Jul 4
ACY2:39 pmAtlantic City
20h 46m
1 stop
EYW11:25 amKey West
Jul 7
EYW1:14 pmKey West
21h 13m
1 stop
ACY10:27 amAtlantic City
$215
Breeze Airways
Sep 20
ACY7:36 pmAtlantic City
15h 43m
1 stop
EYW11:19 amKey West
Sep 25
EYW12:59 pmKey West
5h 52m
1 stop
ACY6:51 pmAtlantic City
$224

Allegiant Air flights from Atlantic City to Key West

Our best Allegiant Air deals on Atlantic City to Key West flight tickets
Allegiant Air
Sep 4
ACY2:19 pmAtlantic City
24h 39m
1 stop
EYW2:58 pmKey West
Sep 11
EYW8:58 amKey West
7h 38m
1 stop
ACY4:36 pmAtlantic City
$225
Allegiant Air
Sep 4
ACY2:19 pmAtlantic City
24h 39m
1 stop
EYW2:58 pmKey West
Sep 13
EYW6:11 pmKey West
24h 14m
1 stop
ACY6:25 pmAtlantic City
$252
Allegiant Air
Sep 26
ACY11:35 amAtlantic City
29h 46m
2 stops
EYW5:21 pmKey West
Oct 1
EYW8:36 pmKey West
19h 05m
1 stop
ACY3:41 pmAtlantic City
$277

momondo Fare Finder

 
Customize your flight search to find flights from Atlantic City 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 June 21, 2026.
Use the filters below to find and compare flights from Atlantic City to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 9/5

12:45 pm-11:25 am

1 stop22h 40m

Key West

Thu 9/10

12:01 pm-4:36 pm

1 stop28h 35m

$197

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 9/5

12:45 pm-11:25 am

1 stop22h 40m

Key West

Fri 9/11

10:59 am-12:05 pm

1 stop25h 06m

$203

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Fri 9/4

2:19 pm-2:58 pm

1 stop24h 39m

Key West

Thu 9/10

12:01 pm-4:36 pm

1 stop28h 35m

$210

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 7/4

2:39 pm-11:25 am

1 stop20h 46m

Key West

Tue 7/7

1:14 pm-10:27 am

1 stop21h 13m

$215
Quickest round-trip

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sun 9/20

7:36 pm-11:19 am

1 stop15h 43m

Key West

Fri 9/25

12:59 pm-6:51 pm

1 stop5h 52m

$224

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Fri 9/4

2:19 pm-2:58 pm

1 stop24h 39m

Key West

Fri 9/11

8:58 am-4:36 pm

1 stop7h 38m

$225

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 9/5

12:45 pm-11:25 am

1 stop22h 40m

Key West

Thu 9/10

12:01 pm-11:05 am

2 stops23h 04m

$228

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 9/5

12:45 pm-11:25 am

1 stop22h 40m

Key West

Mon 9/14

12:59 pm-6:51 pm

1 stop5h 52m

$232

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 7/4

2:39 pm-11:25 am

1 stop20h 46m

Key West

Fri 7/10

1:11 pm-10:27 am

1 stop21h 16m

$233

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 9/5

12:45 pm-11:25 am

1 stop22h 40m

Key West

Sun 9/13

10:59 am-12:05 pm

1 stop25h 06m

$234

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Key West from

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

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 $506. 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 Atlantic City to Key West for around $659.

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

6h 16m

Direct flights

None
The fastest flight from Atlantic City to Key West takes 6h 16m
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

Frequently asked questions about flying from Atlantic City to Key West

  • 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 6h 16m.

  • 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 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.

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 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.

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