What is the cheapest day to fly from Atlantic City to Key West?

Travelers seeking maximum savings on their Atlantic City to Key West flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

How far in advance should I book a flight from Atlantic City to Key West?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 29% on flights from Atlantic City to Key West compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $580. For sooner than that we have options available in the next 3 days from $609.

What is the cheapest month to fly from Atlantic City to Key West?

Our data shows that August tends to be the cheapest month to fly to Key West from Atlantic City. Users have commonly found prices around $534 for the month, but tickets can be as low as $388. Due to multiple factors, prepare for potentially higher prices in April.

What is the cheapest time of day to fly from ACY to EYW?

When flying from Atlantic City to Key West, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$818+ Flights from Atlantic City to Key West

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Cheap flight deals from Atlantic City to Key West

Round-trip from	$818 (Mytrip)
Popular in	February
Cheapest in	April
Average price	$452

From Atlantic City to Key West

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Highest demand for flights based on searches. 18% potential increase in price ($122 potential increase over avg. RT price).

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Cheapest flight prices on average. 9% potential price decrease ($46 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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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 July 2, 2025.

Sat 7/58:00 amACY - EYW

3 stops27h 41mMultiple Airlines

Mon 7/710:02 amEYW - ACY

1 stop12h 50mMultiple Airlines

Deal found 7/1

$818

Best flights from Atlantic City to Key West
Discover carefully curated flight deals from Atlantic City to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Sat 7/58:00 amACY - EYW

3 stops27h 41mMultiple Airlines

Mon 7/710:02 amEYW - ACY

1 stop12h 50mMultiple Airlines

Deal found 7/1

$818

Last-minute flights from Atlantic City to Key West
Discover last-minute flight deals from Atlantic City to Key West. Data last updated July 2, 2025 and is based on user searches.

Sat 7/58:00 amACY - EYW

3 stops27h 41mMultiple Airlines

Mon 7/710:02 amEYW - ACY

1 stop12h 50mMultiple Airlines

Deal found 7/1

$818

Cheapflights Fare Finder

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

Atlantic CityKey West

ACY - EYW

ACYEYW

Atlantic City

Sat 7/5

8:00 am-11:41 am

3 stops27h 41m

Key West

Mon 7/7

10:02 am-10:52 pm

1 stop12h 50m

$818

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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.

Cheapflights Insights

Everything you need to know about your flight from Atlantic City to Key West

What is the cheapest month to book a flight from Atlantic City to Key West?

Currently, August is the cheapest month in which you can book a flight from Atlantic City to Key West (average of $328). Flying from Atlantic City to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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.
What is the cheapest month to book a flight from Atlantic City to Key West?
Currently, August is the cheapest month in which you can book a flight from Atlantic City to Key West (average of $328). Flying from Atlantic City to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Other flights to Key West

Top airline flying from Atlantic City to Key West

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$402	Average$535	FlexibilityNo cancel fee	On-time71%

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$818+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Atlantic City to Key West with Cheapflights

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Cheap flight deals from Atlantic City to Key West

Round-trip from

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Average price

Find flight deals from Atlantic City to Key West

Cheapest flights from Atlantic City to Key WestExplore 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 July 2, 2025.

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 July 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Atlantic City to Key West that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Atlantic City to Key West

What is the cheapest month to book a flight from Atlantic City to Key West?

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?

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

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

What is the cheapest month to book a flight from Atlantic City to Key West?

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

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Top airline flying from Atlantic City to Key West

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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 July 2, 2025.