United Airlines Key West to Atlanta Flights

Return flight: Atlanta – Key West

Cheapflightsplus.com will find cheap United Airlines flights from Key West to Atlanta. Compare airline ticket prices and book air tickets starting from $326 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 Key West (FL) — Atlanta (GA) 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 march: one-way - $326, two-way – $559.
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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
10:00 am — 11:45 pm
10:00 am — 11:15 am UA3135 United Airlines
Key West — Tampa
5h 5m stop
4:25 pm — 7:13 pm UA2045 United Airlines
Tampa — Newark
1h 57m stop
9:22 pm — 11:59 pm UA1671 United Airlines
Newark — Atlanta
13h 45m
including layover
Find flight
from$326
10:00 am — 11:45 pm
10:00 am — 11:15 am UA3135 United Airlines
Key West — Tampa
3h 9m stop
2:24 pm — 5:10 pm UA254 United Airlines
Tampa — Newark
3h 59m stop
9:09 pm — 11:45 pm UA1671 United Airlines
Newark — Atlanta
13h 45m
including layover
Find flight
from$452
10:55 am — 11:45 pm
10:55 am — 12:00 pm UA3093 United Airlines
Key West — Miami
3h 27m stop
3:27 pm — 6:29 pm UA2001 United Airlines
Miami — Newark
2h 40m stop
9:09 pm — 11:45 pm UA1671 United Airlines
Newark — Atlanta
12h 50m
including layover
Find flight
from$380
10:55 am — 9:37 pm
10:55 am — 12:00 pm UA3093 United Airlines
Key West — Miami
1h 5m stop
1:05 pm — 3:09 pm UA1956 United Airlines
Miami — Houston
3h 20m stop
6:29 pm — 9:37 pm UA1808 United Airlines
Houston — Atlanta
10h 42m
including layover
Find flight
from$380
10:55 am — 11:45 pm
10:55 am — 12:00 pm UA3093 United Airlines
Key West — Miami
4h 58m stop
4:58 pm — 8:02 pm UA1434 United Airlines
Miami — Newark
1h 7m stop
9:09 pm — 11:45 pm UA1671 United Airlines
Newark — Atlanta
12h 50m
including layover
Find flight
from$415
10:55 am — 7:39 pm
10:55 am — 12:00 pm UA3093 United Airlines
Key West — Miami
1h 10m stop
1:10 pm — 3:47 pm UA315 United Airlines
Miami — Washington D.C.
1h 53m stop
5:40 pm — 7:39 pm UA2081 United Airlines
Washington D.C. — Atlanta
8h 44m
including layover
Find flight
from$434
12:20 pm — 10:15 am
+1 day
12:20 pm — 3:00 pm UA326 United Airlines
Key West — Washington D.C.
17h 15m stop
8:15 am — 10:15 am UA2642 United Airlines
Washington D.C. — Atlanta
21h 55m
including layover
Find flight
from$496
12:20 pm — 2:44 pm
+1 day
12:20 pm — 3:00 pm UA326 United Airlines
Key West — Washington D.C.
21h 40m stop
12:40 pm — 2:44 pm UA3449 United Airlines
Washington D.C. — Atlanta
26h 24m
including layover
Find flight
from$496
2:00 pm — 11:45 pm
2:00 pm — 3:15 pm UA3136 United Airlines
Key West — Tampa
1h 5m stop
4:25 pm — 7:13 pm UA2045 United Airlines
Tampa — Newark
1h 57m stop
9:22 pm — 11:59 pm UA1671 United Airlines
Newark — Atlanta
9h 45m
including layover
Find flight
from$406
2:00 pm — 8:59 am
+1 day
2:00 pm — 3:15 pm UA3136 United Airlines
Key West — Tampa
3h 56m stop
7:11 pm — 9:58 pm UA2620 United Airlines
Tampa — Newark
8h 32m stop
6:30 am — 8:59 am UA1068 United Airlines
Newark — Atlanta
18h 59m
including layover
Find flight
from$421
2:00 pm — 8:59 am
+1 day
2:00 pm — 3:15 pm UA3136 United Airlines
Key West — Tampa
2h 52m stop
6:07 pm — 8:54 pm UA279 United Airlines
Tampa — Newark
9h 36m stop
6:30 am — 8:59 am UA1068 United Airlines
Newark — Atlanta
18h 59m
including layover
Find flight
from$421
2:00 pm — 8:59 am
+1 day
2:00 pm — 3:15 pm UA3136 United Airlines
Key West — Tampa
1h 5m stop
4:20 pm — 7:12 pm UA2045 United Airlines
Tampa — Newark
11h 18m stop
6:30 am — 8:59 am UA1068 United Airlines
Newark — Atlanta
18h 59m
including layover
Find flight
from$421
4:09 pm — 9:44 pm
+1 day
4:09 pm — 6:51 pm UA1504 United Airlines
Key West — Chicago
23h 44m stop
6:35 pm — 9:44 pm UA1742 United Airlines
Chicago — Atlanta
29h 35m
including layover
Find flight
from$444
4:09 pm — 1:45 pm
+1 day
4:09 pm — 6:51 pm UA1504 United Airlines
Key West — Chicago
15h 49m stop
10:40 am — 1:45 pm UA380 United Airlines
Chicago — Atlanta
21h 36m
including layover
Find flight
from$444
4:09 pm — 5:58 pm
+1 day
4:09 pm — 6:51 pm UA1504 United Airlines
Key West — Chicago
20h 5m stop
2:56 pm — 5:58 pm UA356 United Airlines
Chicago — Atlanta
25h 49m
including layover
Find flight
from$444
4:50 pm — 9:37 pm
+1 day
4:50 pm — 7:04 pm UA6288 United Airlines
Key West — Houston
23h 25m stop
6:29 pm — 9:37 pm UA1808 United Airlines
Houston — Atlanta
28h 47m
including layover
Find flight
from$336
4:50 pm — 10:31 am
+1 day
4:50 pm — 7:04 pm UA6288 United Airlines
Key West — Houston
12h 16m stop
7:20 am — 10:31 am UA6052 United Airlines
Houston — Atlanta
17h 41m
including layover
Find flight
from$369
*Departure and arrival times are local. Last updated on 02/23/2025

Flight Information

There are 18 flights by United Airlines from Key West to Atlanta every week with departures from Key West Int. and NAS. All flights arrive at Hartsfield-Jackson, Technology Park, Fulton County, Perimeter Mall, Beaver Ruin, Galleria Heliport, DeKalb-Peachtree.

Departures start from 10:00 am to 4:50 pm. Nonstop flight is 8h 44m. The time difference between Key West and Atlanta is 0h.

  • The fastest flight 8h 44m
  • Average flight time 18h 59m
  • The earliest flight 10:00 am
  • The latest flight 4:50 pm
  • Distance 648 ml

The cheapest months for traveling to Atlanta are february (from 326 $), january (from 406 $).

The cheapest flight by United Airlines that our users were able to find is $326. This airfare is economy class on one-way UA3135 flight for February 21, 2025 leaving Key West Int. in Key West at 10:00 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

United Airlines is the only airline which provides flights on the route Key West — Atlanta. To choose the best flight cost and time we advise to get acquainted with its schedule and prices.

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):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • 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.

    To find a plane ticket, please select dates.

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