HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$141+ Cheap flights from Atlantic City to Key West (ACY - EYW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
ACY — EYW
may. 21 — may. 281
jue. 5/21
jue. 5/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlantic City to Key West with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 abril 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
vie. 10/29:38 am
ACY
-
EYW
1 stop23h 46m
Multiple Airlines
vie. 10/308:29 am
EYW
-
ACY
1 stop6h 56m
Multiple Airlines
Deal found 4/18$199
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
lun. 6/156:56 am
ACY
-
EYW
1 stop5h 35m
Multiple Airlines
jue. 6/184:02 pm
EYW
-
ACY
1 stop28h 05m
Multiple Airlines
Deal found 4/16$203
This Kiwi.com deal was found by Cheapflights users on 4/17. 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.
vie. 5/298:58 pm
ACY
-
EYW
1 stop17h 00m
Multiple Airlines
vie. 6/51:11 pm
EYW
-
ACY
2 stops22h 01m
Multiple Airlines
Deal found 4/17$207
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
lun. 10/511:03 am
ACY
-
EYW
1 stop25h 33m
Multiple Airlines
vie. 10/308:29 am
EYW
-
ACY
1 stop6h 56m
Multiple Airlines
Deal found 4/18$219
This Kiwi.com deal was found by Cheapflights users on 4/17. 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.
dom. 5/312:53 pm
ACY
-
EYW
1 stop20h 16m
Multiple Airlines
jue. 5/73:19 pm
EYW
-
ACY
1 stop19h 17m
Multiple Airlines
Deal found 4/17$224
This Kiwi.com deal was found by Cheapflights users on 4/19. 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.
mar. 5/126:56 am
ACY
-
EYW
1 stop28h 10m
Multiple Airlines
vie. 5/221:11 pm
EYW
-
ACY
1 stop26h 17m
Multiple Airlines
Deal found 4/19$233
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
vie. 6/58:57 pm
ACY
-
EYW
1 stop17h 01m
Multiple Airlines
lun. 6/84:35 pm
EYW
-
ACY
1 stop22h 53m
Multiple Airlines
Deal found 4/16$239
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
mié. 8/261:00 pm
ACY
-
EYW
1 stop21h 24m
Multiple Airlines
lun. 8/311:11 pm
EYW
-
ACY
1 stop22h 10m
Multiple Airlines
Deal found 4/20$242
This Kiwi.com deal was found by Cheapflights users on 4/19. 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.
jue. 5/147:12 pm
ACY
-
EYW
2 stops19h 31m
Multiple Airlines
jue. 5/214:10 pm
EYW
-
ACY
1 stop27h 58m
Multiple Airlines
Deal found 4/19$248
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
sáb. 5/166:56 am
ACY
-
EYW
1 stop27h 28m
Multiple Airlines
sáb. 5/232:48 pm
EYW
-
ACY
2 stops24h 49m
Multiple Airlines
Deal found 4/18$251
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
dom. 8/231:00 pm
ACY
-
EYW
1 stop6h 16m
Multiple Airlines
jue. 8/275:09 pm
EYW
-
ACY
1 stop22h 14m
Multiple Airlines
Deal found 4/20$252

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 abril 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$199
(Kiwi.com)

One-way from

$141
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$649
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
One-way flight from Atlantic City to Key West
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($40 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 April 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 abril 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

dom. 5/3

12:53 pm-9:09 am

1 stop20h 16m

Key West

jue. 5/7

3:19 pm-10:36 am

1 stop19h 17m

$224

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 6/5

8:57 pm-1:58 pm

1 stop17h 01m

Key West

lun. 6/8

4:35 pm-3:28 pm

1 stop22h 53m

$239

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

mié. 8/26

1:00 pm-10:24 am

1 stop21h 24m

Key West

lun. 8/31

1:11 pm-11:21 am

1 stop22h 10m

$242

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

sáb. 5/16

6:56 am-10:24 am

1 stop27h 28m

Key West

sáb. 5/23

2:48 pm-3:28 pm

1 stop24h 40m

$256

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

dom. 8/23

6:20 pm-11:27 am

2 stops17h 07m

Key West

jue. 8/27

5:09 pm-3:23 pm

1 stop22h 14m

$266
Quickest round-trip

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

mar. 6/16

6:56 am-12:34 pm

1 stop5h 38m

Key West

vie. 6/19

1:11 pm-11:12 am

2 stops22h 01m

$271

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

vie. 5/1

6:19 pm-11:04 am

1 stop16h 45m

Key West

lun. 5/4

2:30 pm-10:50 am

1 stop20h 20m

$273

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

dom. 5/24

6:00 am-11:25 am

1 stop5h 25m

Key West

mié. 5/27

11:46 am-3:28 pm

1 stop27h 42m

$275

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

lun. 10/5

11:03 am-12:36 pm

1 stop25h 33m

Key West

vie. 10/30

12:59 pm-11:30 am

2 stops22h 31m

$284

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

mié. 6/3

6:56 am-4:17 pm

1 stop9h 21m

Key West

sáb. 6/6

2:48 pm-3:42 pm

2 stops24h 54m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/19

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 April.
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.

  • 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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Atlantic City to Key West

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Miami flights
LaGuardia to Miami flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Miami flights
John F Kennedy Intl to Orlando flights
Newark to Orlando flights
LaGuardia to Orlando flights
Newark to Tampa flights
John F Kennedy Intl to West Palm Beach flights
Philadelphia to Orlando flights
Newark to West Palm Beach flights
LaGuardia to Tampa flights
John F Kennedy Intl to Tampa flights
LaGuardia to West Palm Beach flights
Philadelphia to Fort Lauderdale flights
Philadelphia to Miami flights
Newark to Jacksonville flights
Atlantic City to Orlando flights
Newark to Sarasota flights
John F Kennedy Intl to Sarasota flights
John F Kennedy Intl to Fort Myers flights
Newark to Fort Myers flights
LaGuardia to Fort Myers flights
Philadelphia to Tampa flights
John F Kennedy Intl to Jacksonville flights
LaGuardia to Sarasota flights
Atlantic City to Fort Lauderdale flights
Newark to Key West flights
LaGuardia to Jacksonville flights
Trenton to Orlando flights
John F Kennedy Intl to Daytona Beach flights
Atlantic City to Tampa flights
Atlantic City to West Palm Beach flights
LaGuardia to Pensacola flights
Philadelphia to Jacksonville flights
John F Kennedy Intl to Key West flights
Philadelphia to Fort Myers flights
Philadelphia to Key West flights
LaGuardia to Panama City flights
Newark to Pensacola flights
John F Kennedy Intl to Pensacola flights
Newark to Panama City flights
John F Kennedy Intl to Panama City flights
Trenton to Tampa flights
Philadelphia to Panama City flights
Trenton to Fort Lauderdale flights
Newark to Daytona Beach flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.