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Key Largo

$111+ Cheap flights from Los Angeles (LAX) to Key Largo, FL

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — MIA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheapflights Tip: The best prices from Los Angeles to Key Largo are usually found in September or August, booked 77 days in advance, depart on a Saturday or Tuesday and return on a Thursday

Find flight deals from Los Angeles to Key Largo

Cheapest flights from Los Angeles to Key Largo
Explore the most affordable flight options available from Los Angeles to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:03 pmLAX - MIA
2 stops22h 23mSpirit Airlines
Sun 12/76:05 amMIA - LAX
1 stop10h 06mSpirit Airlines
Deal found 11/19$225
This flugladen.de deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:51 pmLAX - MIA
1 stop29h 28mMultiple Airlines
Sun 12/76:05 amMIA - LAX
1 stop10h 06mMultiple Airlines
Deal found 11/20$226
This Frontier deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:39 pmLAX - MIA
1 stop9h 09mFrontier
Sun 12/217:05 amMIA - LAX
1 stop8h 11mFrontier
Deal found 11/19$227
This Mytrip deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:24 amLAX - MIA
2 stops22h 48mSpirit Airlines
Thu 12/115:05 amMIA - LAX
1 stop7h 25mSpirit Airlines
Deal found 11/18$229
This CheapOair deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:35 amLAX - MIA
1 stop7h 19mSpirit Airlines
Sun 12/219:26 pmMIA - LAX
2 stops22h 38mSpirit Airlines
Deal found 11/19$230
This Mytrip deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:35 amLAX - MIA
1 stop7h 19mSpirit Airlines
Fri 12/197:00 amMIA - LAX
2 stops15h 19mSpirit Airlines
Deal found 11/17$233
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:24 amLAX - MIA
2 stops22h 48mSpirit Airlines
Sun 12/76:05 amMIA - LAX
1 stop10h 06mSpirit Airlines
Deal found 11/19$234
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:49 amLAX - MIA
1 stop7h 27mMultiple Airlines
Wed 12/36:50 amMIA - LAX
1 stop27h 52mMultiple Airlines
Deal found 11/18$235
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:08 pmLAX - MIA
1 stop11h 15mSpirit Airlines
Thu 12/48:53 pmMIA - LAX
2 stops19h 18mSpirit Airlines
Deal found 11/20$236

Cheap flight deals from Los Angeles to Key Largo

Keep the following information in mind while searching for Los Angeles to Key Largo flight deals. Data was last updated November 20, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$225
(Mytrip)

One-way from

$111
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$486
Provider with most accurate pricing for Los Angeles-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Miami flights.
Search Deals
From Los Angeles to Key Largo
Search Deals
One-way flight from Los Angeles to Key Largo
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Los Angeles to Key Largo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Los Angeles to Key Largo that are best for you.

Fly from

Los Angeles

Fly to

Key Largo

Route

Depart

Return

Price

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sat 12/13

12:50 pm-12:46 am

1 stop8h 56m

Miami

Sat 12/20

7:05 pm-10:20 pm

Nonstop6h 15m

$390

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Thu 12/11

9:55 pm-9:27 am

1 stop8h 32m

Miami

Tue 12/23

7:05 pm-10:20 pm

Nonstop6h 15m

$390

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sat 12/13

2:17 pm-12:46 am

1 stop7h 29m

Miami

Wed 12/24

7:50 am-10:44 am

Nonstop5h 54m

$390

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sun 2/1

11:20 am-5:34 pm

1 stop27h 14m

Miami

Fri 2/13

4:44 pm-11:59 pm

1 stop10h 15m

$394

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sat 1/31

7:45 pm-5:34 pm

1 stop18h 49m

Miami

Mon 2/9

6:34 pm-9:52 am

2 stops18h 18m

$399

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Tue 12/16

12:55 am-10:49 am

1 stop6h 54m

Miami

Wed 12/24

12:00 pm-6:24 pm

1 stop9h 24m

$400

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Tue 1/13

12:30 am-11:55 am

1 stop8h 25m

Miami

Sat 1/17

10:55 am-4:56 pm

1 stop9h 01m

$423

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sat 1/10

6:00 pm-5:34 pm

2 stops20h 34m

Miami

Fri 1/16

6:34 pm-10:55 am

1 stop19h 21m

$430

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Sat 12/6

7:55 am-3:49 pm

Nonstop4h 54m

Miami

Sat 12/13

7:39 am-10:29 am

Nonstop5h 50m

$432

Los AngelesMiami

LAX - MIA

LAXMIA

Los Angeles

Wed 12/17

7:05 pm-12:42 pm

1 stop14h 37m

Miami

Sat 12/27

7:50 am-10:44 am

Nonstop5h 54m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 19 results
1
2

Best time to book a flight from Los Angeles to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Los Angeles with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Key Largo

How far ahead should I book a flight from Los Angeles to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Key Largo. Price data was last updated on November 14, 2025.

The best time to book flights from Los Angeles to Key Largo is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Los Angeles to Key Largo?

Currently, March is the cheapest month in which you can book a flight from Los Angeles to Key Largo (average of $123). Flying from Los Angeles to Key Largo in June is currently the most expensive (average of $175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to KE9?

Find hourly flight availability from Los Angeles to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

It’s optimal to fly from Los Angeles to Key Largo in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Los Angeles to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Los Angeles to Key Largo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Los Angeles to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Los Angeles to Key Largo

Explore weekly flight availability from Los Angeles to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2025.

The most flights from LAX to KE9 are scheduled on a Wednesday (58 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key Largo. Reviews last updated November 20, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from Los Angeles to Key Largo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,902 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Spirit Airlines
6.3
Okay
8,159 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Frontier
5.8
Fair
3,104 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Los Angeles to Key Largo?

    Los Angeles (LAX) is the airport you will fly out of if you book a flight from Los Angeles to Key Largo. You should not have trouble finding flights to Key Largo from Los Angeles; the airport handles an average of 33 outbound flights to Key Largo per day. You should also have plenty of airline options to choose from since 8 airlines have flights from the Los Angeles airport to Key Largo. It is only a 9.4 mi journey to Los Angeles (LAX) from Los Angeles’s city center.

  • How popular is this Los Angeles to Key Largo flight route?

    Within the past month, 30 users have taken a look at flights from Los Angeles to Key Largo.

  • How long is the flight from Los Angeles to Key Largo?

    There are many flights that can get you from Los Angeles to Key Largo in 8h 56m. Fly via Delta or Alaska Airlines to get the fastest option. Los Angeles and Key Largo are separated by a distance of 2337 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Los Angeles to Key Largo one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $167. Delta flights start at $182 while deals on Southwest start at $189 one-way.

  • What are the most reliable airlines from Los Angeles to Key Largo?

    Before booking your flight to Key Largo from Los Angeles, check out the most reliable airlines to get you to your destination on time: Fiji Airways (91%), Gulf Air (89%), Iberia( 87%).

  • What are the cheapest flights from Los Angeles to Key Largo?

    The cheapest flight price from Los Angeles to Key Largo is $180. On average you can expect to pay $1,097. The most popular route, (Los Angeles - Miami), can usually be booked for $110.

  • Can I find deals for flights from Los Angeles to Key Largo that include hotel bookings?

    Yes. In addition to deals on Los Angeles to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to Key Largo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Key Largo.

  • Can I find deals for business class flights from Los Angeles to Key Largo?

    Yes. Cheapflights offers flight deals from Los Angeles to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Los Angeles to Key Largo?

    Currently, March is the cheapest month in which you can book a flight from Los Angeles to Key Largo (average of $123). Flying from Los Angeles to Key Largo in June is currently the most expensive (average of $175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 8 airlines flying from Los Angeles to Key Largo

Discover the top 8 airlines that operate flights from Los Angeles to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$93Average$197FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$113Average$234FlexibilityNo cancel feeOn-time65%
DeltaCheapest$136Average$436FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$189Average$355FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$191Average$449FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$228Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$487FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$265Average$485FlexibilityNo cancel feeOn-time75%

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