Cheap Flights from Atlanta, GA to Key West, FL from $112

One way Round trip

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On Cheapflightsplus.com you will find 120 connecting flights from Atlanta to Key West. You can compare airfare deals from 2 airlines and multiple travel sites from $112, book and save on cheap plane tickets and last minute offers. Also check out ATL-EYW flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Atlanta to Key West Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $112 (one-way), $192 (round-trip).

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Best Flights from Atlanta to Key West Today

Take a look at the list of non stop flights and flights with layovers from Atlanta to Key West with the lowest price of $112. Take a look at the list of flights with layovers from Atlanta to Key West from $112. There’re no direct flights. The fastest connecting flight – 7h 46m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $112 Find flight	08:55 Atlanta Hartsfield-Jackson	16:41 Key West Key West Int.	7h 46m layover 5h 21m - Clearwater	Spirit Airlines	NK839 G43642
from $375 Find flight	17:27 Atlanta Hartsfield-Jackson	16:03+1 день Key West Key West Int.	22h 36m layover 17h 15m - Houston	United Airlines	UA230 UA6200
from $375 Find flight	15:57 Atlanta Hartsfield-Jackson	16:03+1 день Key West Key West Int.	24h 6m layover 18h 45m - Houston	United Airlines	UA470 UA6200
from $375 Find flight	11:22 Atlanta Hartsfield-Jackson	16:03+1 день Key West Key West Int.	28h 41m layover 23h 20m - Houston	United Airlines	UA693 UA6200
from $435 Find flight	18:30 Atlanta Hartsfield-Jackson	11:24+1 день Key West Key West Int.	16h 54m layover 11h 8m - Newark	United Airlines	UA1697 UA1822
from $245 Find flight	21:52 Atlanta Hartsfield-Jackson	17:05+1 день Key West Key West Int.	19h 13m layover 7h 32m - Miami 3h 58m - Pittsburgh	Spirit Airlines	NK501 NK320 G4978
from $266 Find flight	07:15 Atlanta Hartsfield-Jackson	18:55 Key West Key West Int.	11h 40m layover 1h 38m - Houston 4h 2m - Miami	United Airlines	UA1195 UA1068 UA3094
from $266 Find flight	05:30 Atlanta Hartsfield-Jackson	18:55 Key West Key West Int.	13h 25m layover 1h 2m - Washington D.C. 6h 38m - Miami	United Airlines	UA6143 UA1825 UA3094
from $278 Find flight	05:20 Atlanta Hartsfield-Jackson	17:02 Key West Key West Int.	11h 42m layover 1h 4m - Miami 3h 0m - Indianapolis	Spirit Airlines	NK158 NK199 G41303
from $300 Find flight	06:30 Atlanta Hartsfield-Jackson	18:55 Key West Key West Int.	12h 25m layover 1h 12m - Chicago 4h 46m - Miami	United Airlines	UA1928 UA1932 UA3094
from $302 Find flight	05:30 Atlanta Hartsfield-Jackson	18:55 Key West Key West Int.	13h 25m layover 1h 7m - Washington D.C. 6h 38m - Miami	United Airlines	UA267 UA1825 UA3094
from $321 Find flight	07:09 Atlanta Hartsfield-Jackson	16:41 Key West Key West Int.	9h 32m layover 1h 1m - Newark 1h 23m - Indianapolis	Spirit Airlines	NK741 NK1898 G42877
from $338 Find flight	05:45 Atlanta Hartsfield-Jackson	16:11 Key West Key West Int.	10h 26m layover 1h 36m - Miami 2h 54m - Fletcher	Spirit Airlines	NK3176 G4244 G4978
from $340 Find flight	23:28 Atlanta Hartsfield-Jackson	15:13+1 день Key West Key West Int.	15h 45m layover 4h 31m - Baltimore 6h 5m - Clearwater	Spirit Airlines	NK313 NK932 G43642
from $370 Find flight	14:42 Atlanta Hartsfield-Jackson	18:55+1 день Key West Key West Int.	28h 13m layover 1h 25m - Washington D.C. 21h 8m - Miami	United Airlines	UA562 UA1379 UA3094
from $377 Find flight	05:30 Atlanta Hartsfield-Jackson	10:10+1 день Key West Key West Int.	28h 40m layover 5h 27m - Washington D.C. 17h 33m - Orlando	United Airlines	UA267 UA471 UA3075

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 25, 2025

Flight Schedule Atlanta (Georgia) to Key West (Florida)

Full flight schedule will help you in detecting at what time planes fly from Atlanta to Key West. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
08:55 — 16:41	08:55 — 10:19 NK839 Spirit Airlines Atlanta — Clearwater 5h 21m stop 15:40 — 16:41 G43642 Allegiant Air Clearwater — Key West	7h 46m including layover	Find flight from$112
11:22 — 16:03 +1 day	11:22 — 12:50 UA693 United Airlines Atlanta — Houston 23h 20m stop 12:10 — 16:03 UA6200 United Airlines Houston — Key West	28h 41m including layover	Find flight from$375
13:39 — 15:01 +1 day	13:39 — 14:48 UA1859 United Airlines Atlanta — Chicago 20h 7m stop 10:55 — 15:01 UA325 United Airlines Chicago — Key West	25h 22m including layover	Find flight from$622
13:45 — 15:01 +1 day	13:45 — 14:54 UA1859 United Airlines Atlanta — Chicago 20h 1m stop 10:55 — 15:01 UA1385 United Airlines Chicago — Key West	25h 16m including layover	Find flight from$603
15:57 — 16:03 +1 day	15:57 — 17:25 UA470 United Airlines Atlanta — Houston 18h 45m stop 12:10 — 16:03 UA6200 United Airlines Houston — Key West	24h 6m including layover	Find flight from$375
17:27 — 16:03 +1 day	17:27 — 18:55 UA230 United Airlines Atlanta — Houston 17h 15m stop 12:10 — 16:03 UA6200 United Airlines Houston — Key West	22h 36m including layover	Find flight from$375
18:30 — 11:24 +1 day	18:11 — 20:32 UA1697 United Airlines Atlanta — Newark 11h 8m stop 08:25 — 11:50 UA1822 United Airlines Newark — Key West	16h 54m including layover	Find flight from$435
19:37 — 11:21 +1 day	19:37 — 21:25 UA2634 United Airlines Atlanta — Washington D.C. 10h 55m stop 08:20 — 11:21 UA1620 United Airlines Washington D.C. — Key West	15h 44m including layover	Find flight from$516
21:00 — 11:24 +1 day	21:00 — 23:17 UA2616 United Airlines Atlanta — Newark 8h 42m stop 07:59 — 11:24 UA1822 United Airlines Newark — Key West	14h 24m including layover	Find flight from$506
05:20 — 17:02	05:20 — 07:12 NK158 Spirit Airlines Atlanta — Miami 1h 4m stop 08:16 — 11:06 NK199 Spirit Airlines Miami — Indianapolis 3h stop 14:06 — 17:02 G41303 Allegiant Air Indianapolis — Key West	11h 42m including layover	Find flight from$278
05:30 — 18:55	05:30 — 07:23 UA6143 United Airlines Atlanta — Washington D.C. 1h 2m stop 08:25 — 11:12 UA1825 United Airlines Washington D.C. — Miami 6h 38m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	13h 25m including layover	Find flight from$266
06:30 — 18:55	06:30 — 07:40 UA1928 United Airlines Atlanta — Chicago 1h 12m stop 08:52 — 13:04 UA1932 United Airlines Chicago — Miami 4h 46m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	12h 25m including layover	Find flight from$300
06:30 — 18:55	06:30 — 07:40 UA1928 United Airlines Atlanta — Chicago 3h 10m stop 10:35 — 14:47 UA1775 United Airlines Chicago — Miami 2h 48m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	12h 25m including layover	Find flight from$385
07:09 — 16:41	07:09 — 09:19 NK741 Spirit Airlines Atlanta — Newark 1h 1m stop 10:20 — 12:35 NK1898 Spirit Airlines Newark — Indianapolis 1h 23m stop 13:58 — 16:41 G42877 Allegiant Air Indianapolis — Key West	9h 32m including layover	Find flight from$321
07:15 — 18:55	07:15 — 08:37 UA1195 United Airlines Atlanta — Houston 1h 38m stop 10:15 — 13:48 UA1068 United Airlines Houston — Miami 4h 2m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	11h 40m including layover	Find flight from$266
09:25 — 18:55	09:25 — 11:17 UA6013 United Airlines Atlanta — Washington D.C. 1h 55m stop 13:12 — 16:03 UA761 United Airlines Washington D.C. — Miami 1h 47m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	9h 30m including layover	Find flight from$385
09:25 — 10:10 +1 day	09:25 — 11:13 UA632 United Airlines Atlanta — Washington D.C. 11h 12m stop 22:30 — 00:54 UA689 United Airlines Washington D.C. — Orlando 7h 56m stop 08:45 — 10:10 UA3075 United Airlines Orlando — Key West	24h 45m including layover	Find flight from$430
10:05 — 18:55	10:05 — 12:19 UA593 United Airlines Atlanta — Newark 1h 6m stop 13:25 — 16:36 UA723 United Airlines Newark — Miami 1h 14m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	8h 50m including layover	Find flight from$388
10:18 — 11:50 +1 day	10:18 — 11:27 UA2298 United Airlines Atlanta — Chicago 3h 18m stop 14:36 — 17:59 UA2298 United Airlines Chicago — Newark 14h 17m stop 08:25 — 11:50 UA1822 United Airlines Newark — Key West	25h 32m including layover	Find flight from$404
11:40 — 09:15 +1 day	11:40 — 13:55 UA517 United Airlines Atlanta — Newark 6h 17m stop 20:12 — 23:15 UA212 United Airlines Newark — Tampa 8h 45m stop 08:00 — 09:15 UA3135 United Airlines Tampa — Key West	21h 35m including layover	Find flight from$416
12:45 — 09:15 +1 day	12:45 — 15:00 UA1975 United Airlines Atlanta — Newark 5h 12m stop 20:12 — 23:15 UA212 United Airlines Newark — Tampa 8h 45m stop 08:00 — 09:15 UA3135 United Airlines Tampa — Key West	20h 30m including layover	Find flight from$416
12:45 — 09:15 +1 day	12:45 — 15:00 UA1975 United Airlines Atlanta — Newark 1h 29m stop 16:29 — 19:32 UA2280 United Airlines Newark — Tampa 12h 28m stop 08:00 — 09:15 UA3135 United Airlines Tampa — Key West	20h 30m including layover	Find flight from$455
14:42 — 18:55 +1 day	14:42 — 16:30 UA562 United Airlines Atlanta — Washington D.C. 1h 25m stop 17:55 — 20:42 UA1379 United Airlines Washington D.C. — Miami 21h 8m stop 17:50 — 18:55 UA3094 United Airlines Miami — Key West	28h 13m including layover	Find flight from$370
14:42 — 10:10 +1 day	14:42 — 16:30 UA562 United Airlines Atlanta — Washington D.C. 5h 55m stop 22:30 — 00:54 UA689 United Airlines Washington D.C. — Orlando 7h 56m stop 08:45 — 10:10 UA3075 United Airlines Orlando — Key West	19h 28m including layover	Find flight from$421
15:39 — 09:15 +1 day	15:37 — 17:54 UA555 United Airlines Atlanta — Newark 2h 19m stop 20:12 — 23:15 UA212 United Airlines Newark — Tampa 8h 42m stop 08:00 — 09:15 UA3135 United Airlines Tampa — Key West	17h 36m including layover	Find flight from$455
16:47 — 15:13 +1 day	16:47 — 18:25 NK1312 Spirit Airlines Atlanta — Baltimore 11h 15m stop 05:40 — 08:05 NK932 Spirit Airlines Baltimore — Clearwater 6h 5m stop 14:10 — 15:13 G43642 Allegiant Air Clearwater — Key West	22h 26m including layover	Find flight from$379
19:36 — 17:15 +1 day	19:30 — 21:18 UA2634 United Airlines Atlanta — Washington D.C. 11h 21m stop 08:45 — 11:18 UA683 United Airlines Washington D.C. — Tampa 4h 42m stop 16:00 — 17:15 UA3137 United Airlines Tampa — Key West	21h 39m including layover	Find flight from$448
21:52 — 17:05 +1 day	21:52 — 23:48 NK501 Spirit Airlines Atlanta — Miami 7h 32m stop 07:20 — 10:01 NK320 Spirit Airlines Miami — Pittsburgh 3h 58m stop 13:59 — 17:05 G4978 Allegiant Air Pittsburgh — Key West	19h 13m including layover	Find flight from$245
23:28 — 15:13 +1 day	23:28 — 01:09 NK313 Spirit Airlines Atlanta — Baltimore 4h 31m stop 05:40 — 08:05 NK932 Spirit Airlines Baltimore — Clearwater 6h 5m stop 14:10 — 15:13 G43642 Allegiant Air Clearwater — Key West	15h 45m including layover	Find flight from$340

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on April 25, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Atlanta to Key West depends on and how to choose the most interesting flight option for you.

Distance between Atlanta and Key West is 1042 miles. Time difference between the cities is 0h. Airplanes depart 05:20 to 23:28 from 7 Atlanta airports and arrive 05:20 to 23:28 to 2 Key West airports. Average flight time is 21h 35m.

The fastest flight 7h 46m
Average flight time 21h 35m
The earliest flight 05:20
The latest flight 23:28
Distance 648 ml

The cheapest months to travel to Key West are november (from 112 $), january (from 245 $), december (from 321 $).

The most expensive months are february (from 375 $), december (from 321 $), january (from 245 $).

What is the lowest airfare Atlanta to Key West?

The cheapest plane ticket found by our users is $112. This airfare is for economy class on one-way NK839 flight by Spirit Airlines for November 28, 2024 which leaves Hartsfield-Jackson in Atlanta at 08:55 am and arrives at Key West Key West Int. at 16:41.

Economy class

$112

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Business class

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First class

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Popular Airlines on the Route

The flight Atlanta — Key West is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 111 departures per week at the price of from $ 266 . And the most expensive tickets are offered by United Airlines airline - from $ 1874.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 120 flights with layovers on the route. The fastest connecting flight is NK839 by Spirit Airlines takes 7h 46m and the cheapest is NK839 by Spirit Airlines for $112.

UA - United Airlines

from $266

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NK - Spirit Airlines

from $112

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Airports

You can fly from Atlanta to Key West from 7 airports (Perimeter Mall, DeKalb-Peachtree, Hartsfield-Jackson, Beaver Ruin, Fulton County, Galleria Heliport, Technology Park).

Atlanta airports

Perimeter Mall-JAJ

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DeKalb-Peachtree-PDK

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Hartsfield-Jackson-ATL

from $112
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Beaver Ruin-JAO

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Fulton County-FTY

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Galleria Heliport-JGL

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Technology Park-JAE

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Key West airports

NAS-NQX

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Key West Int.-EYW

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Airplanes

There are flights to Key West from Atlanta by 2 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Atlanta

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Atlanta — Washington D.C.

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Atlanta — Tampa

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Top International Destinations from Atlanta

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Atlanta — Cancun

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Atlanta — London

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Atlanta — Paris

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Atlanta — Hyderabad

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Atlanta — Rome

from $75

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Atlanta — Punta Cana

from $70

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Atlanta — Mumbai

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Atlanta — San Juan

from $74

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How to book a plane ticket yourself?

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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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