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$252+ Cheap flights from Atlantic City to Key West (ACY - EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
ACY — EYW
Jun 27 — Jul 41
Sat 6/27
Sat 7/4
1 adult, Economy
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Cheap flight deals from Atlantic City to Key West

Cheapest flights from Atlantic City to Key West
Explore the most affordable flight options available from Atlantic City to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.

This Breeze Airways deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:31 pm
ACY
-
EYW
1 stop13h 53m
Breeze Airways
Sun 9/2010:59 am
EYW
-
ACY
1 stop25h 06m
Breeze Airways
Deal found 5/25$252
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:36 pm
ACY
-
EYW
1 stop15h 43m
Multiple Airlines
Thu 10/228:36 pm
EYW
-
ACY
1 stop18h 49m
Multiple Airlines
Deal found 5/25$308
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:16 pm
ACY
-
EYW
2 stops22h 48m
Allegiant Air
Thu 10/228:36 pm
EYW
-
ACY
1 stop18h 49m
Allegiant Air
Deal found 5/25$359
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:46 pm
ACY
-
EYW
1 stop17h 08m
Multiple Airlines
Tue 7/281:14 pm
EYW
-
ACY
1 stop21h 13m
Multiple Airlines
Deal found 5/25$370
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/812:25 pm
ACY
-
EYW
2 stops23h 00m
Multiple Airlines
Sun 7/124:17 pm
EYW
-
ACY
1 stop27h 39m
Multiple Airlines
Deal found 5/24$402
This Breeze Airways deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:07 am
ACY
-
EYW
1 stop23h 17m
Breeze Airways
Sun 7/1212:05 pm
EYW
-
ACY
1 stop25h 54m
Breeze Airways
Deal found 5/24$410
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:46 pm
ACY
-
EYW
1 stop24h 15m
Allegiant Air
Thu 6/410:56 am
EYW
-
ACY
2 stops33h 11m
Allegiant Air
Deal found 5/24$480
This KAYAK deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/146:20 pm
ACY
-
EYW
1 stop16h 07m
Breeze Airways
Thu 6/1811:04 am
EYW
-
ACY
2 stops6h 26m
Breeze Airways
Deal found 5/24$784
This KAYAK deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:45 pm
ACY
-
EYW
1 stop21h 34m
Breeze Airways
Tue 10/271:16 pm
EYW
-
ACY
2 stops45h 47m
Breeze Airways
Deal found 5/26$848
This Booking.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:36 pm
ACY
-
EYW
2 stops16h 43m
Breeze Airways
Thu 10/2212:01 pm
EYW
-
ACY
2 stops6h 55m
Breeze Airways
Deal found 5/25$854

Find flight deals from Atlantic City to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Atlantic City (ACY) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$252
(Breeze Airways)

Popular in

April

Cheapest in

August

Average price

$580
Provider with most accurate pricing for Atlantic City-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlantic City-Key West flights.
Search Deals
From Atlantic City to Key West
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 28, 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

Fri 9/18

7:31 pm-9:24 am

1 stop13h 53m

Key West

Sun 9/20

10:59 am-12:05 pm

1 stop25h 06m

$252

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sun 10/18

7:36 pm-11:19 am

1 stop15h 43m

Key West

Thu 10/22

8:36 pm-3:25 pm

1 stop18h 49m

$308

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Fri 7/24

8:46 pm-1:54 pm

1 stop17h 08m

Key West

Tue 7/28

1:14 pm-10:27 am

1 stop21h 13m

$370

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Wed 7/8

11:07 am-10:24 am

1 stop23h 17m

Key West

Sun 7/12

12:05 pm-1:59 pm

1 stop25h 54m

$410

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Wed 10/21

12:45 pm-10:19 am

1 stop21h 34m

Key West

Tue 10/27

1:16 pm-11:03 am

2 stops45h 47m

$848
Quickest round-trip

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sun 10/18

12:45 pm-11:19 am

3 stops22h 34m

Key West

Thu 10/22

12:01 pm-6:56 pm

2 stops6h 55m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/25

Sorted by cheapest first

Compare providers for flights from Atlantic City to Key West

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlantic City to Key West in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlantic City-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlantic City-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlantic City-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlantic City-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlantic City-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlantic City to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Atlantic City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Atlantic City to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Atlantic City to Key West?

    There are many flights that can get you from Atlantic City to Key West in 13h 53m. Fly via Breeze Airways to get the fastest option. There are 1110 mi between Atlantic City and Key West.

  • Can I find deals for flights from Atlantic City to Key West that include hotel bookings?

    Yes. In addition to deals on Atlantic City to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlantic City to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlantic City to Key West.

  • Can I find deals for business class flights from Atlantic City to Key West?

    Yes. Cheapflights offers flight deals from Atlantic City to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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