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Cheap flights from Atlantic City to Key West from $160

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 11/5. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Atlantic City to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
12:45 pm - 11:25 amACY  Atlantic City-EYW Key West
22h 40m1 stop Orlando
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$174Breeze Airways
Sat, Aug 29 - Fri, Sep 18
Breeze Airways Logo
7:31 pm - 12:36 pmACY  Atlantic City-EYW Key West
17h 05m1 stop Tampa
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$211Breeze Airways
Mon, Nov 9 - Fri, Nov 13
Breeze Airways Logo
7:31 pm - 12:36 pmACY  Atlantic City-EYW Key West
17h 05m1 stop Tampa
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$230Breeze Airways
Mon, Nov 9 - Fri, Nov 13
Breeze Airways Logo
7:31 pm - 9:24 amACY  Atlantic City-EYW Key West
13h 53m1 stop Tampa
Breeze Airways Logo
10:59 am - 12:05 pmEYW  Key West-ACY Atlantic City
25h 06m1 stop Orlando
$232Breeze Airways
Fri, Oct 2 - Mon, Oct 5
Breeze Airways Logo
7:31 pm - 9:24 amACY  Atlantic City-EYW Key West
13h 53m1 stop Tampa
Breeze Airways Logo
10:59 am - 12:05 pmEYW  Key West-ACY Atlantic City
25h 06m1 stop Orlando
$233Breeze Airways
Fri, Oct 2 - Mon, Oct 5
Breeze Airways Logo
7:31 pm - 9:24 amACY  Atlantic City-EYW Key West
13h 53m1 stop Tampa
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$234Breeze Airways
Fri, Nov 6 - Fri, Nov 13
Multiple Airlines Logo
7:31 pm - 12:36 pmACY  Atlantic City-EYW Key West
17h 05m1 stop Tampa
Multiple Airlines Logo
8:54 pm - 8:40 amEYW  Key West-ACY Atlantic City
11h 46m1 stop Orlando Sanford Intl
$238Multiple Airlines
Mon, Nov 9 - Thu, Nov 12
Allegiant Air Logo
2:57 pm - 9:04 amACY  Atlantic City-EYW Key West
18h 07m1 stop Tampa St. Petersburg
Allegiant Air Logo
8:54 pm - 8:40 amEYW  Key West-ACY Atlantic City
11h 46m1 stop Orlando Sanford Intl
$242Allegiant Air
Fri, Nov 6 - Thu, Nov 12
Breeze Airways Logo
7:36 pm - 11:19 amACY  Atlantic City-EYW Key West
15h 43m1 stop Raleigh-Durham
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$249Breeze Airways
Thu, Dec 3 - Fri, Dec 11
Breeze Airways Logo
7:31 pm - 12:36 pmACY  Atlantic City-EYW Key West
17h 05m1 stop Tampa
Breeze Airways Logo
12:59 pm - 6:51 pmEYW  Key West-ACY Atlantic City
5h 52m1 stop Tampa
$252Breeze Airways
Mon, Dec 7 - Fri, Dec 11

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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
Aug 29
ACY12:45 pmAtlantic City
22h 40m
1 stop
EYW11:25 amKey West
Sep 18
EYW12:59 pmKey West
5h 52m
1 stop
ACY6:51 pmAtlantic City
$174
Breeze Airways
Nov 9
ACY7:31 pmAtlantic City
17h 05m
1 stop
EYW12:36 pmKey West
Nov 13
EYW12:59 pmKey West
5h 52m
1 stop
ACY6:51 pmAtlantic City
$211
Breeze Airways
Nov 9
ACY7:31 pmAtlantic City
17h 05m
1 stop
EYW12:36 pmKey West
Nov 13
EYW12:59 pmKey West
5h 52m
1 stop
ACY6:51 pmAtlantic City
$230

Allegiant Air flights from Atlantic City to Key West

Our best Allegiant Air deals on Atlantic City to Key West flight tickets
Allegiant Air
Nov 6
ACY2:57 pmAtlantic City
18h 07m
1 stop
EYW9:04 amKey West
Nov 12
EYW8:54 pmKey West
11h 46m
1 stop
ACY8:40 amAtlantic City
$242
Allegiant Air
Nov 6
ACY2:57 pmAtlantic City
18h 07m
1 stop
EYW9:04 amKey West
Nov 15
EYW8:54 pmKey West
14h 17m
1 stop
ACY11:11 amAtlantic City
$273
Allegiant Air
Nov 6
ACY2:57 pmAtlantic City
18h 07m
1 stop
EYW9:04 amKey West
Nov 15
EYW3:03 pmKey West
18h 42m
2 stops
ACY9:45 amAtlantic City
$325

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 August 11, 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 Atlantic City - EYW Key West

ACYEYW

Atlantic City

Sat 8/29

12:45 pm-11:25 am

1 stop22h 40m

Key West

Fri 9/18

12:59 pm-6:51 pm

1 stop5h 52m

$174

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Mon 11/9

7:31 pm-12:36 pm

1 stop17h 05m

Key West

Fri 11/13

12:59 pm-6:51 pm

1 stop5h 52m

$211

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Mon 11/9

7:31 pm-12:36 pm

1 stop17h 05m

Key West

Fri 11/13

12:59 pm-6:51 pm

1 stop5h 52m

$230

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Fri 10/2

7:31 pm-9:24 am

1 stop13h 53m

Key West

Mon 10/5

10:59 am-12:05 pm

1 stop25h 06m

$232

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Fri 10/2

7:31 pm-9:24 am

1 stop13h 53m

Key West

Mon 10/5

10:59 am-12:05 pm

1 stop25h 06m

$233
Quickest round-trip

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Fri 11/6

7:31 pm-9:24 am

1 stop13h 53m

Key West

Fri 11/13

12:59 pm-6:51 pm

1 stop5h 52m

$234

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Mon 11/9

7:31 pm-12:36 pm

1 stop17h 05m

Key West

Thu 11/12

8:54 pm-8:40 am

1 stop11h 46m

$238

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Fri 11/6

2:57 pm-9:04 am

1 stop18h 07m

Key West

Thu 11/12

8:54 pm-8:40 am

1 stop11h 46m

$242

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Thu 12/3

7:36 pm-11:19 am

1 stop15h 43m

Key West

Fri 12/11

12:59 pm-6:51 pm

1 stop5h 52m

$249

Atlantic CityKey West

ACY Atlantic City - EYW Key West

ACYEYW

Atlantic City

Mon 12/7

7:31 pm-12:36 pm

1 stop17h 05m

Key West

Fri 12/11

12:59 pm-6:51 pm

1 stop5h 52m

$252

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 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 $503. 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 $673.

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

13h 53m

Direct flights

None
The fastest flight from Atlantic City to Key West takes 13h 53m
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 13h 53m.

  • 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?

  • 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?

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 AirlinesPriceFrom $442Free CancellationRating
7.1
11,904 reviews
Search American Airlines 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 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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