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Cheap flights from Atlanta to Key West from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Key West departing on 2/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Atlanta to Key West (ATL-EYW)

Cheap round-trip flights

Logo
7:33 pm - 4:00 pmATL-EYW
20h 27m1 stop
Logo
9:52 am - 11:59 pmEYW-ATL
14h 07m1 stop
$181
Find Deal
Sat, Sep 13 - Sat, Sep 20
Logo
6:31 pm - 9:12 amATL-EYW
14h 41m1 stop
Logo
3:26 pm - 11:57 pmEYW-ATL
8h 31m1 stop
$194
Find Deal
Tue, Sep 16 - Fri, Sep 19
Logo
10:16 pm - 8:03 amATL-EYW
9h 47m1 stop
Logo
10:02 am - 7:47 amEYW-ATL
21h 45m1 stop
$195
Find Deal
Sat, Aug 30 - Wed, Sep 3
Logo
2:07 pm - 4:00 pmATL-EYW
25h 53m1 stop
Logo
9:52 am - 9:14 amEYW-ATL
23h 22m2 stops
$204
Find Deal
Sat, Sep 13 - Sat, Sep 20
Spirit Airlines Logo
5:47 am - 1:30 pmATL-EYW
7h 43m1 stop
Spirit Airlines Logo
2:25 pm - 12:35 amEYW-ATL
10h 10m1 stop
$243Spirit Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 10
Spirit Airlines Logo
5:47 am - 1:30 pmATL-EYW
7h 43m1 stop
Spirit Airlines Logo
2:25 pm - 8:12 pmEYW-ATL
5h 47m1 stop
$263Spirit Airlines
Find Deal
Thu, Nov 6 - Sun, Nov 9
Delta Logo
6:15 pm - 8:07 pmATL-EYW
1h 52mnonstop
Delta Logo
7:00 am - 9:00 amEYW-ATL
2h 00mnonstop
$379Delta
Find Deal
Fri, Sep 19 - Mon, Sep 22
American Airlines Logo
9:00 am - 2:26 pmATL-EYW
5h 26m1 stop
American Airlines Logo
5:47 pm - 10:19 pmEYW-ATL
4h 32m1 stop
$399American Airlines
Find Deal
Mon, Oct 6 - Sat, Oct 11
American Airlines Logo
5:00 am - 12:55 pmATL-EYW
7h 55m2 stops
American Airlines Logo
5:47 pm - 11:41 pmEYW-ATL
5h 54m1 stop
$404American Airlines
Find Deal
Mon, Oct 6 - Sat, Oct 11
Delta Logo
6:15 pm - 8:07 pmATL-EYW
1h 52mnonstop
Delta Logo
7:00 am - 9:00 amEYW-ATL
2h 00mnonstop
$409Delta
Find Deal
Sat, Sep 13 - Sat, Sep 20

Spirit Airlines flights from Atlanta to Key West

Our best Spirit Airlines deals on Atlanta to Key West flight tickets
Spirit Airlines
Nov 6
ATL5:47 amAtlanta Hartsfield-Jackson
7h 43m
1 stop
EYW1:30 pmKey West
Nov 10
EYW2:25 pmKey West
10h 10m
1 stop
ATL12:35 amAtlanta Hartsfield-Jackson
$243
Find similar
Spirit Airlines
Nov 6
ATL5:47 amAtlanta Hartsfield-Jackson
7h 43m
1 stop
EYW1:30 pmKey West
Nov 9
EYW2:25 pmKey West
5h 47m
1 stop
ATL8:12 pmAtlanta Hartsfield-Jackson
$263
Find similar
Spirit Airlines
Jan 8
ATL5:47 amAtlanta Hartsfield-Jackson
7h 43m
1 stop
EYW1:30 pmKey West
Jan 10
EYW2:25 pmKey West
5h 47m
1 stop
ATL8:12 pmAtlanta Hartsfield-Jackson
$300
Find similar

Delta flights from Atlanta to Key West

Our best Delta deals on Atlanta to Key West flight tickets
Delta
Sep 19
ATL6:15 pmAtlanta Hartsfield-Jackson
1h 52m
EYW8:07 pmKey West
Sep 22
EYW7:00 amKey West
2h 00m
ATL9:00 amAtlanta Hartsfield-Jackson
$379
Find similar
Delta
Sep 13
ATL6:15 pmAtlanta Hartsfield-Jackson
1h 52m
EYW8:07 pmKey West
Sep 20
EYW7:00 amKey West
2h 00m
ATL9:00 amAtlanta Hartsfield-Jackson
$409
Find similar
Delta
Nov 22
ATL5:50 pmAtlanta Hartsfield-Jackson
1h 54m
EYW7:44 pmKey West
Nov 27
EYW7:00 amKey West
2h 05m
ATL9:05 amAtlanta Hartsfield-Jackson
$469
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Atlanta to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 9/13

7:33 pm-4:00 pm

1 stop20h 27m

Key West

Sat 9/20

9:52 am-11:59 pm

1 stop14h 07m

$181

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Tue 9/16

6:31 pm-9:12 am

1 stop14h 41m

Key West

Fri 9/19

3:26 pm-11:57 pm

1 stop8h 31m

$194

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 8/30

10:16 pm-8:03 am

1 stop9h 47m

Key West

Wed 9/3

10:02 am-7:47 am

1 stop21h 45m

$195

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 9/13

2:07 pm-4:00 pm

1 stop25h 53m

Key West

Sat 9/20

9:52 am-9:14 am

2 stops23h 22m

$204

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Thu 11/6

5:47 am-1:30 pm

1 stop7h 43m

Key West

Mon 11/10

2:25 pm-12:35 am

1 stop10h 10m

$243

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Thu 11/6

5:47 am-1:30 pm

1 stop7h 43m

Key West

Sun 11/9

2:25 pm-8:12 pm

1 stop5h 47m

$263

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Fri 9/19

6:15 pm-8:07 pm

Nonstop1h 52m

Key West

Mon 9/22

7:00 am-9:00 am

Nonstop2h 00m

$379

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Mon 10/6

9:00 am-2:26 pm

1 stop5h 26m

Key West

Sat 10/11

5:47 pm-10:19 pm

1 stop4h 32m

$399

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Mon 10/6

5:00 am-12:55 pm

2 stops7h 55m

Key West

Sat 10/11

5:47 pm-11:41 pm

1 stop5h 54m

$404

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Sat 9/13

6:15 pm-8:07 pm

Nonstop1h 52m

Key West

Sat 9/20

7:00 am-9:00 am

Nonstop2h 00m

$409

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 Atlanta 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 month to fly to Key West?

In general, September is the cheapest month to fly from Atlanta to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $339. If you are unable to visit Key West during the month of September, then departing from Atlanta during the month October is also very affordable. Most momondo users find prices during this month for around $384.

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 Atlanta is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $377. 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 Atlanta to Key West for around $497.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the evening. momondo users have found flights departing from Atlanta to Key West in the evening for as low as $394. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly at noon, with an average ticket price of $708. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Atlanta Hartsfield-Jackson to Key West flight route?

Fly from Atlanta Hartsfield-Jackson to Key West for the best Atlanta Hartsfield-Jackson - Key West flight prices

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

You are more likely to see cheaper flights to Key West from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $444 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Atlanta for as low as $301 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to Key West flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to Key West flights?

You could potentially save up to 27% on your flight if you consider stops on a Atlanta to Key West flight.

How have Atlanta to Key West flight prices changed over time?

As of August 2025, prices for Atlanta to Key West flights are approximately 74% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Key West (ATL to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Key West

Best Price Found

$107

Fastest flight time

1h 52m

Direct flights

Every day

Airports in Key West

1 airport
The best one-way flight to Key West from Atlanta in the past 72 hours is $107. The best round-trip flight deal from Atlanta to Key West found on momondo in the last 72 hours is $181.
The fastest flight from Atlanta to Key West takes 1h 52m
Direct flights go from Atlanta to Key West every day.
There is 1 airport near Key West: Key West (EYW)
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Key West by plane?

    There are 654.1 mi between Atlanta Hartsfield-Jackson and Key West. A reasonable flight in good conditions will take 1h 52m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Key West Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Key West Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Key West Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Key West Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Atlanta Hartsfield-Jackson Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Atlanta to Key West?

  • What is the most popular airline from Atlanta to Key West?

Best airlines flying from Atlanta to Key West

Compare and see reviews for airlines that fly from Atlanta to Key West with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $233Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $258Free CancellationRating
8.0
7,981 reviews
Search Delta flights

  • Delta Flights From Atlanta to Key West

    Delta flies from Atlanta to Key West around 28 times per week, with 7,981 momondo users rating the airline 8.0/10. The cheapest Delta deal from Atlanta to Key West in the last 72 hours was $258 (round-trip), much lower than the average airfare cost of $443 for Delta flights on this route.

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 Atlanta to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Atlanta to Key West. momondo saves you time and could save you money on your trip.

Can I find flights from Atlanta to Key West with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Atlanta to Key West flights to just show those with flexible booking policies.

How can momondo help me find flights from Atlanta to Key West?

Once you have performed a search for Atlanta 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 Atlanta to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Atlanta are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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