Cheap flights from New Orleans, LA to Key West, FL

Flights starting at £68. Choose between Spirit Airlines, Silver Airways, or United Airlines to find the best price.

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The most popular airlines for this route are Spirit Airlines, Silver Airways, United Airlines, Allegiant Air, and Frontier Airlines. New Orleans and Key West have 106 direct flights per week.

Check-in for a flight from New Orleans to Key West

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Silver AirwaysSIL3MNoOpens 24 days before flight
Closes 2 hours before flight
United AirlinesUALUAYesNo
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight

Weather in Key West

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January22°C20°C
February23°C21°C
March23°C22°C
April25°C24°C
May26°C25°C
June28°C27°C
July29°C28°C
August29°C28°C
September29°C28°C
October27°C26°C
November25°C24°C
December24°C22°C
Hottest Month
29°C
August
Coldest month
20°C
January
Sunny days
291
days per year

14 day forecast

Friday
22 Mar
90%
26°C21°C
29 Mar
25°C24°C
Saturday
23 Mar
88%
25°C22°C
30 Mar
83%
26°C24°C
Sunday
24 Mar
87%
22°C21°C
31 Mar
24°C22°C
Monday
25 Mar
89%
25°C23°C
1 Apr
24°C24°C
Tuesday
26 Mar
25°C25°C
2 Apr
25°C24°C
Wednesday
27 Mar
77%
25°C25°C
3 Apr
82%
26°C25°C
Thursday
28 Mar
82%
24°C23°C
4 Apr
62%
26°C26°C

Frequently asked questions

What are the most popular routes to and from New Orleans?
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What airports are near New Orleans?
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Is it possible to combine flights, buses, and trains in one itinerary when traveling between New Orleans and Key West?
What is Virtual Interlining and how do I use it?
Which airlines fly between New Orleans and Key West?
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What flights operate between New Orleans and Key West?
How many airports are there near New Orleans?
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What time do nonstop (direct) flights between New Orleans and Key West depart?
What time do nonstop (direct) flights between New Orleans and Key West arrive?
What time do flights between New Orleans and Key West depart?
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