HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$135+ Cheap flights from Atlanta to Key West (ATL - 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — EYW
Mar 29 — Apr 51
Sat 3/29
Sat 4/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlanta 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.

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Key West are usually found in September or August, booked 82 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Atlanta to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 March 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$266
(Mytrip)

One-way from

$135
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$459

Good round-trip deal

$319 or less

Good one-way deal

$328 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Key West flights.
Search Deals
From Atlanta Hartsfield-Jackson to Key West
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Key West
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Key West.
Search Deals
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Key West.
Search Deals

Find flight deals from Atlanta to Key West

Cheapest flights from Atlanta to Key West
Explore the most affordable flight options available from Atlanta to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2025.

This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:00 amATL - EYW
2 stops10h 49mMultiple Airlines
Sun 5/1110:23 amEYW - ATL
1 stop24h 34mMultiple Airlines
Deal found 3/24$266
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:55 amATL - EYW
Nonstop1h 56mDelta
Thu 11/137:00 amEYW - ATL
Nonstop2h 02mDelta
Deal found 3/23$299
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1411:04 amATL - EYW
2 stops7h 45mAmerican Airlines
Wed 5/2112:50 pmEYW - ATL
1 stop6h 48mAmerican Airlines
Deal found 3/24$324
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/56:00 amATL - EYW
1 stop7h 03mUnited Airlines
Fri 5/98:45 amEYW - ATL
2 stops30h 45mUnited Airlines
Deal found 3/24$411

Cheapflights Fare Finder

Customize your flight search to find flights from Atlanta 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 March 24, 2025.
Use the filters below to find and compare flights from Atlanta to Key West that are best for you.

Fly from

Atlanta

Fly to

Key West

Route

Depart

Return

Price

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Thu 5/8

6:00 am-4:49 pm

2 stops10h 49m

Key West

Sun 5/11

10:23 am-10:57 am

1 stop24h 34m

$266

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 5/3

6:43 pm-8:30 pm

Nonstop1h 47m

Key West

Wed 5/7

1:51 pm-3:54 pm

Nonstop2h 03m

$319

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Wed 5/14

11:04 am-6:49 pm

2 stops7h 45m

Key West

Wed 5/21

12:50 pm-7:38 pm

1 stop6h 48m

$324

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Tue 6/10

6:30 am-12:53 pm

1 stop6h 23m

Key West

Sat 6/14

2:12 pm-11:59 pm

1 stop9h 47m

$409

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Wed 4/2

12:28 pm-4:44 pm

2 stops28h 16m

$135

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Fri 4/25

6:43 pm-8:30 pm

Nonstop1h 47m

$199

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Tue 6/10

5:30 am-6:05 pm

2 stops12h 35m

$203

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Fri 4/25

9:06 am-2:25 pm

1 stop5h 19m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Atlanta 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 Atlanta to Key West in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Atlanta-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-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 Atlanta-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 Atlanta to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Atlanta 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 Atlanta to Key West

How far ahead should I book a flight from Atlanta to Key West?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Key West. Price data was last updated on March 21, 2025.

The price you pay for your flight from Atlanta to Key West may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Atlanta to Key West (average of $328). Flying from Atlanta to Key West in March is currently the most expensive (average of $497). 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.

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

Find hourly flight availability from Atlanta to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 24, 2025.

When flying from Atlanta to Key West, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 12% versus a flight in the morning.

Weekly flight availability from Atlanta to Key West

Explore weekly flight availability from Atlanta to Key West. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 24, 2025.

The most flights from ATL to EYW are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

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.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key West. Reviews last updated March 24, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Atlanta to Key West have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

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

  • What airports do I use to fly from Atlanta to Key West?

    To fly from Atlanta to Key West, you need to book a flight from Hartsfield-Jackson (ATL) to Key West (EYW). Nonstop flights to Key West from Atlanta Hartsfield-Jackson take 1h 46m on average. When it comes time to book airfare, you have a few options: there are 13 outbound flights from Hartsfield-Jackson to Key West offered by 2 different airlines.

  • What are the cheapest airlines flying from Atlanta to Key West round-trip?

    Currently priced at $319, Delta will fly you from Atlanta to Key West and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $324 and $409, respectively. Users have found that Delta is 27% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Atlanta to Key West one-way?

    The cheapest airlines for a one-way flight from Atlanta to Key West are Delta ($199), United Airlines ($203), and American Airlines ($209).

  • What are the most reliable airlines from Atlanta to Key West?

    Consider Virgin Atlantic (90%), Aeromexico (82%) or KLM (80%) when booking your flight. These represent the most reliable airlines when flying from Atlanta to Key West.

  • What are the cheapest flights from Atlanta to Key West?

    While on average a flight from Atlanta to Key West is generally $625, our data shows the cheapest flight currently is $128. When looking at the most popular route, (Atlanta Hartsfield-Jackson - Key West), you can expect to pay $258 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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 Atlanta to Key West?

    Currently, August is the cheapest month in which you can book a flight from Atlanta to Key West (average of $328). Flying from Atlanta to Key West in March is currently the most expensive (average of $497). 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.

See more FAQs

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 Atlanta to Key West

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Miami flights
Atlanta to Fort Lauderdale flights
Atlanta to Orlando flights
Atlanta to Tampa flights
Atlanta to Fort Myers flights
Atlanta to Jacksonville flights
Jacksonville to Miami flights
Atlanta to West Palm Beach flights
Atlanta to Sarasota flights
Chattanooga to Orlando flights
Chattanooga to Tampa flights
Jacksonville to Fort Lauderdale flights
Savannah to Miami flights
Tallahassee to Fort Lauderdale flights
Atlanta to Daytona Beach flights
Atlanta to Pensacola flights
Atlanta to Panama City flights
Tallahassee to Miami flights
Asheville to Fort Lauderdale flights
Chattanooga to Miami flights
Chattanooga to Fort Lauderdale flights
Asheville to Key West flights
Chattanooga to Sarasota flights
Savannah to Tampa flights
Jacksonville to Key West flights
Asheville to Miami flights
Asheville to Orlando Sanford Intl flights
Asheville to Tampa flights
Augusta to Orlando flights
Savannah to West Palm Beach flights
Asheville to St Petersburg flights
Chattanooga to Orlando Sanford Intl flights
Atlanta to Melbourne flights
Augusta to Miami flights
Asheville to Orlando flights
Asheville to Sarasota flights
Asheville to Pensacola flights
Chattanooga to Fort Myers flights
Augusta to Tampa flights
Chattanooga to Jacksonville flights
Jacksonville to Tampa flights
Asheville to Melbourne flights
Chattanooga to West Palm Beach flights
Chattanooga to Key West flights
Jacksonville to Pensacola flights
Savannah to Key West flights
Savannah to Fort Lauderdale flights
Savannah to Orlando flights
Atlanta to Valparaiso flights

Top 2 airlines flying from Atlanta to Key West

Discover the top 2 airlines that operate flights from Atlanta to Key West. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$233Average$423FlexibilityNo cancel feeOn-time71%
DeltaCheapest$254Average$441FlexibilityNo cancel feeOn-timeN/A
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.