United Airlines Atlanta to Key West Flights

Return flight: Key West – Atlanta

Cheapflightsplus.com will find cheap United Airlines flights from Atlanta to Key West. Compare airline ticket prices and book air tickets starting from $312 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Atlanta (GA) — Key West (FL) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in december: one-way - $312, two-way – $535.
Direct flights
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:05 am — 6:55 pm
10:05 am — 12:19 pm UA593 United Airlines
Atlanta — Newark
1h 6m stop
1:25 pm — 4:36 pm UA723 United Airlines
Newark — Miami
1h 14m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
8h 50m
including layover
Find flight
from$323
10:05 am — 12:38 pm
+1 day
10:05 am — 12:19 pm UA593 United Airlines
Atlanta — Newark
20h 49m stop
9:08 am — 12:38 pm UA1822 United Airlines
Newark — Key West
26h 33m
including layover
Find flight
from$408
11:22 am — 4:03 pm
+1 day
11:22 am — 12:50 pm UA693 United Airlines
Atlanta — Houston
23h 20m stop
12:10 pm — 4:03 pm UA6200 United Airlines
Houston — Key West
28h 41m
including layover
Find flight
from$312
2:38 pm — 10:10 am
+1 day
2:38 pm — 4:25 pm UA562 United Airlines
Atlanta — Washington D.C.
5h 52m stop
10:17 pm — 0:45 am UA1066 United Airlines
Washington D.C. — Orlando
8h stop
8:45 am — 10:10 am UA3075 United Airlines
Orlando — Key West
19h 32m
including layover
Find flight
from$455
2:57 pm — 11:21 am
+1 day
2:57 pm — 4:45 pm UA562 United Airlines
Atlanta — Washington D.C.
15h 35m stop
8:20 am — 11:21 am UA1620 United Airlines
Washington D.C. — Key West
20h 24m
including layover
Find flight
from$430
3:40 pm — 9:15 am
+1 day
3:40 pm — 5:55 pm UA555 United Airlines
Atlanta — Newark
2h 30m stop
8:25 pm — 11:35 pm UA212 United Airlines
Newark — Tampa
8h 25m stop
8:00 am — 9:15 am 3M135 Gulfstream International Airlines
Tampa — Key West
17h 35m
including layover
Find flight
from$1038
3:40 pm — 1:15 pm
+1 day
3:40 pm — 5:55 pm UA555 United Airlines
Atlanta — Newark
2h 30m stop
8:25 pm — 11:35 pm UA212 United Airlines
Newark — Tampa
12h 25m stop
12:00 pm — 1:15 pm 3M136 Gulfstream International Airlines
Tampa — Key West
21h 35m
including layover
Find flight
from$1038
3:40 pm — 2:20 pm
+1 day
3:40 pm — 5:55 pm UA555 United Airlines
Atlanta — Newark
1h 4m stop
6:59 pm — 10:00 pm UA1352 United Airlines
Newark — Orlando
14h 55m stop
12:55 pm — 2:20 pm 3M71 Gulfstream International Airlines
Orlando — Key West
22h 40m
including layover
Find flight
from$1559
3:40 pm — 10:10 am
+1 day
3:40 pm — 5:55 pm UA555 United Airlines
Atlanta — Newark
1h 4m stop
6:59 pm — 10:00 pm UA1352 United Airlines
Newark — Orlando
10h 45m stop
8:45 am — 10:10 am 3M75 Gulfstream International Airlines
Orlando — Key West
18h 30m
including layover
Find flight
from$1559
3:57 pm — 4:03 pm
+1 day
3:57 pm — 5:25 pm UA470 United Airlines
Atlanta — Houston
18h 45m stop
12:10 pm — 4:03 pm UA6200 United Airlines
Houston — Key West
24h 6m
including layover
Find flight
from$312
5:27 pm — 4:03 pm
+1 day
5:27 pm — 6:55 pm UA230 United Airlines
Atlanta — Houston
17h 15m stop
12:10 pm — 4:03 pm UA6200 United Airlines
Houston — Key West
22h 36m
including layover
Find flight
from$312
7:00 am — 4:01 pm
7:00 am — 8:27 am UA759 United Airlines
Atlanta — Houston
3h 42m stop
12:09 pm — 4:01 pm UA6200 United Airlines
Houston — Key West
9h 1m
including layover
Find flight
from$315
7:00 am — 6:55 pm
7:00 am — 8:27 am UA759 United Airlines
Atlanta — Houston
3h 48m stop
12:15 pm — 3:49 pm UA796 United Airlines
Houston — Miami
2h 1m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
11h 55m
including layover
Find flight
from$320
7:00 am — 6:55 pm
7:00 am — 9:15 am UA1961 United Airlines
Atlanta — Newark
3h 15m stop
12:30 pm — 3:43 pm UA477 United Airlines
Newark — Miami
2h 7m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
11h 55m
including layover
Find flight
from$336
7:00 am — 5:15 pm
7:00 am — 9:15 am UA1961 United Airlines
Atlanta — Newark
1h 30m stop
10:45 am — 1:51 pm UA2074 United Airlines
Newark — Tampa
2h 9m stop
4:00 pm — 5:15 pm UA3137 United Airlines
Tampa — Key West
10h 15m
including layover
Find flight
from$411
7:00 am — 6:55 pm
7:00 am — 9:15 am UA1961 United Airlines
Atlanta — Newark
1h 28m stop
10:43 am — 1:56 pm UA403 United Airlines
Newark — Miami
3h 54m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
11h 55m
including layover
Find flight
from$497
7:36 pm — 10:10 am
+1 day
7:36 pm — 9:24 pm UA2634 United Airlines
Atlanta — Washington D.C.
53m stop
10:17 pm — 0:45 am UA1066 United Airlines
Washington D.C. — Orlando
8h stop
8:45 am — 10:10 am UA3075 United Airlines
Orlando — Key West
14h 34m
including layover
Find flight
from$594
7:37 pm — 11:21 am
+1 day
7:37 pm — 9:25 pm UA2634 United Airlines
Atlanta — Washington D.C.
10h 55m stop
8:20 am — 11:21 am UA1620 United Airlines
Washington D.C. — Key West
15h 44m
including layover
Find flight
from$430
7:39 am — 12:38 pm
+1 day
7:39 am — 9:52 am UA217 United Airlines
Atlanta — Newark
23h 16m stop
9:08 am — 12:38 pm UA1822 United Airlines
Newark — Key West
28h 59m
including layover
Find flight
from$408
9:15 am — 6:55 pm
9:15 am — 11:30 am UA243 United Airlines
Atlanta — Newark
1h stop
12:30 pm — 3:43 pm UA477 United Airlines
Newark — Miami
2h 7m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
9h 40m
including layover
Find flight
from$421
9:25 am — 6:55 pm
9:25 am — 11:17 am UA6013 United Airlines
Atlanta — Washington D.C.
1h 55m stop
1:12 pm — 4:03 pm UA761 United Airlines
Washington D.C. — Miami
1h 47m stop
5:50 pm — 6:55 pm UA3094 United Airlines
Miami — Key West
9h 30m
including layover
Find flight
from$320
9:25 am — 11:21 am
+1 day
9:25 am — 11:13 am UA632 United Airlines
Atlanta — Washington D.C.
21h 7m stop
8:20 am — 11:21 am UA1620 United Airlines
Washington D.C. — Key West
25h 56m
including layover
Find flight
from$430
*Departure and arrival times are local. Last updated on 12/21/2024

Flight Information

There are 23 flights by United Airlines from Atlanta to Key West every week with departures from Hartsfield-Jackson, Technology Park, Fulton County, Perimeter Mall, Beaver Ruin, Galleria Heliport, DeKalb-Peachtree. All flights arrive at Key West Int. and NAS.

Departures start from 10:05 am to 9:25 am. Nonstop flight is 8h 50m. The time difference between Atlanta and Key West is 0h.

  • The fastest flight 8h 50m
  • Average flight time 18h 3m
  • The earliest flight 10:05 am
  • The latest flight 9:25 am
  • Distance 648 ml

The cheapest months for traveling to Key West are february (from 312 $), january (from 315 $).

The cheapest flight by United Airlines that our users were able to find is $312. This airfare is economy class on one-way UA230 flight for February 21, 2025 leaving Hartsfield-Jackson in Atlanta at 5:27 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 1 airline carriers between Atlanta and Key West. Please review schedules and prices from the most popular airlines to find the best airfare deals from Atlanta to Key West.

Nonstop flights

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

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Connecting Flights

List of flights with layovers (1 and more stops):

  • NK - Spirit Airlines
    from $204
    Find
See more connecting flights

How to book an air ticket yourself?

How to book an air 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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