Cheap flights from Atlanta to Key West

Hartsfield-Jackson
ATL
Key West
EYW

Flight deals from Atlanta to Key West

Below you can see the best deals on flights Atlanta — Key West for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 31 August, from $114.

Top 10 cheap flights from Atlanta to Key West

F9
MX
$ 114

Atlanta — Key West

22:59—11:06
31 Aug 2026
36 h 7 m
1 stop
F9
MX
$ 114

Atlanta — Key West

17:11—11:06
31 Aug 2026
41 h 55 m
1 stop
F9
MX
$ 114

Atlanta — Key West

10:03—11:06
31 Aug 2026
49 h 3 m
1 stop
F9
MX
$ 114

Atlanta — Key West

22:59—11:06
1 Sep 2026
12 h 7 m
1 stop
F9
MX
$ 114

Atlanta — Key West

17:11—11:06
1 Sep 2026
17 h 55 m
1 stop
F9
MX
$ 114

Atlanta — Key West

10:03—11:06
1 Sep 2026
25 h 3 m
1 stop
F9
MX
$ 132

Atlanta — Key West

20:29—11:25
5 Sep 2026
14 h 56 m
1 stop
F9
MX
$ 132

Atlanta — Key West

18:07—11:25
5 Sep 2026
17 h 18 m
1 stop
F9
MX
$ 132

Atlanta — Key West

12:45—11:25
5 Sep 2026
22 h 40 m
1 stop
F9
MX
$ 132

Atlanta — Key West

05:01—11:25
5 Sep 2026
30 h 24 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Atlanta — Key West flight

Looking for cheap flights from Atlanta to Key West? Compare fares from different airlines, check the flight schedule and travel time — and book your Atlanta — Key West ticket online at the best price.

The route has direct flights — around 65 flights per week, flights are operated by Delta, a nonstop flight takes about 1 h 53 min, the distance between the cities is around 1,050 km.

Planning your trip? You may find our Key West travel guide, how to get from the airport into town and Key West weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $114Min. price
AugustCheapest
DecemberPeak season
YesDirect flights
1,050 kmDistance
1 h 53 minTravel time
1Airlines
65 / wkFlights

Flight schedule from Atlanta to Key West

The table shows direct flights from Atlanta to Key West on the selected date. The flight takes approximately 1 h 53 min. Regular flights are operated by Delta. Departures from Hartsfield-Jackson Atlanta International Airport airports, arrivals at Key West International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Atlanta — Key West

Below is a calendar of the lowest flight ticket prices for Atlanta — Key West by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $114 in August, and the most expensive are around $250 in December. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Atlanta to Key West by month. Tickets are usually cheapest in January (around $131) and priciest in April (about $234) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$131lowMay$234highSep$150low
Feb$140lowJun$225highOct$159low
Mar$215highJul$206mediumNov$187medium
Apr$234highAug$196mediumDec$215high

Some values are estimated based on seasonality.

When to fly

Weather in Key West: it is warmest in August (up to 29 °C on average) and coolest in January (around 22 °C). The driest month is February.

Tickets are usually cheapest in August and most expensive in December. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Key West

Dry and wet days · Key West

Wind speed and direction · Key West

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How to get the best deal on a Atlanta — Key West ticket

  • Book ahead: fares for Atlanta — Key West are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Flights Atlanta — Key West operate on Tuesdays, Wednesdays, Thursdays and Saturdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Key West is usually August — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Atlanta — Key West route are operated by 1 airline; Delta runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • DeltaDL
    22x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight ATL → EYW22x/week
      Duration
      1h 55m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Atlanta — Key West route

Flights Atlanta — Key West depart from Hartsfield-Jackson Atlanta International Airport and arrive at Key West International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Atlanta

ATL
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Key West

EYW
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Atlanta — Key West flight

How long is the flight from Atlanta to Key West?

A nonstop Atlanta — Key West flight takes about 1 h 53 min — the distance between the cities is around 1,050 km.

How far is it from Atlanta to Key West?

The distance from Atlanta to Key West is about 1,050 km, which a nonstop flight covers in around 1 h 53 min.

Are there direct flights from Atlanta to Key West?

Yes, there are nonstop flights Atlanta — Key West — around 65 flights per week.

Which airlines fly from Atlanta to Key West?

Airlines operating Atlanta — Key West include Delta. See the full list with schedules in the "Airlines" section on this page.

Which airports do Atlanta — Key West flights use?

Flights from Atlanta depart from Hartsfield-Jackson Atlanta International Airport, and arrive at Key West International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Atlanta to Key West?

The price of a Atlanta — Key West ticket depends on your travel date, season and demand: it is usually cheapest to fly in August, and most expensive in December. Tickets typically cost between $114 and $250. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Atlanta — Key West?

Flights Atlanta — Key West are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is August. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Atlanta to Key West?

To catch a low fare Atlanta — Key West, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually August.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Atlanta

See all
New York CityWashington, D.C.ChicagoOrlandoFort LauderdaleDallasLos AngelesMiamiHoustonPhiladelphiaDetroitTampaSeattleTorontoDenverJacksonvilleCharlotteCancunLas VegasRaleighClevelandMinneapolisAustinNashvilleNew OrleansBirminghamNorth CharlestonSan FranciscoMemphisKnoxvilleSan DiegoSan JuanPhoenixWest Palm BeachGreenvilleSalt Lake CityCincinnatiSt. LouisBentonvilleKansas City

Where else you can fly from Key West

See all
Washington, D.C.ChicagoDallasPhiladelphiaNew York CityBostonFort LauderdaleCharlotteMiamiNew HavenTampaHoustonOrlandoCancunTallahasseeNassauGainesville

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