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$63+ Cheap flights from Key Largo, FL to California

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LAX
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find flight deals from Key Largo to California

Cheapest flights from Key Largo to California
Explore the most affordable flight options available from Key Largo to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This CheapOair deal was found by Cheapflights users on 10/30. 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.
Thu 11/136:00 amMIA - ONT
1 stop8h 10mFrontier
Mon 11/177:54 amONT - MIA
1 stop12h 46mFrontier
Deal found 10/30$130
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Thu 11/136:00 amMIA - SNA
1 stop8h 16mFrontier
Sat 11/152:20 pmSNA - MIA
1 stop12h 59mFrontier
Deal found 10/29$130
This Frontier deal was found by Cheapflights users on 10/30. 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.
Thu 11/136:00 amMIA - ONT
1 stop8h 10mFrontier
Fri 11/144:05 pmONT - MIA
1 stop11h 14mFrontier
Deal found 10/30$137
This CheapOair deal was found by Cheapflights users on 10/30. 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.
Fri 11/146:00 amMIA - ONT
1 stop8h 10mFrontier
Sun 11/166:53 amONT - MIA
1 stop20h 26mFrontier
Deal found 10/30$144
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Thu 12/116:00 amMIA - ONT
1 stop8h 09mFrontier
Sat 12/133:20 pmONT - MIA
1 stop10h 59mFrontier
Deal found 10/29$170
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Thu 12/116:00 amMIA - SNA
1 stop9h 42mFrontier
Sat 12/131:35 pmSNA - MIA
1 stop12h 44mFrontier
Deal found 10/29$170
This Frontier deal was found by Cheapflights users on 10/30. 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 11/156:00 amMIA - ONT
1 stop8h 10mFrontier
Mon 11/177:54 amONT - MIA
1 stop12h 46mFrontier
Deal found 10/30$176
This CheapOair deal was found by Cheapflights users on 10/29. 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.
Thu 12/46:25 amMIA - SNA
1 stop9h 17mFrontier
Tue 12/91:35 pmSNA - MIA
1 stop12h 44mFrontier
Deal found 10/29$176
This Gotogate deal was found by Cheapflights users on 10/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:05 amMIA - LAS
1 stop14h 14mFrontier
Sun 12/1412:59 amLAS - MIA
1 stop25h 20mFrontier
Deal found 10/30$176
This Mytrip deal was found by Cheapflights users on 10/29. 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 11/66:00 amMIA - ONT
1 stop8h 10mFrontier
Thu 11/131:46 pmONT - MIA
1 stop21h 44mFrontier
Deal found 10/29$177
This Mytrip deal was found by Cheapflights users on 10/30. 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 11/1412:05 pmMIA - LAS
2 stops25h 17mSpirit Airlines
Mon 11/172:10 pmLAS - MIA
1 stop6h 58mSpirit Airlines
Deal found 10/30$177
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 12/255:30 amMIA - LAS
1 stop13h 28mFrontier
Wed 12/3110:01 pmLAS - MIA
Nonstop4h 34mFrontier
Deal found 10/28$178

Cheap flight deals from Key Largo to California

Keep the following information in mind while searching for Key Largo to California flight deals. Data was last updated October 31, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$130
(CheapOair)

One-way from

$63
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$429
Provider with most accurate pricing for Miami-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Los Angeles flights.
Search Deals
From Key Largo to California
Search Deals
One-way flight from Key Largo to California
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to California 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 October 31, 2025.
Use the filters below to find and compare flights from Key Largo to California that are best for you.

Fly from

Key Largo

Fly to

California

Route

Depart

Return

Price

MiamiOntario

MIA - ONT

MIAONT

Miami

Fri 11/14

6:00 am-11:10 am

1 stop8h 10m

Ontario

Sun 11/16

6:53 am-6:19 am

1 stop20h 26m

$144

MiamiOntario

MIA - ONT

MIAONT

Miami

Sat 11/15

6:00 am-11:10 am

1 stop8h 10m

Ontario

Mon 11/17

7:54 am-11:40 pm

1 stop12h 46m

$176

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Wed 1/7

7:15 am-3:05 pm

2 stops10h 50m

Las Vegas Harry Reid Intl

Sat 1/10

9:10 am-9:30 pm

2 stops9h 20m

$193

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Thu 1/1

7:05 am-9:42 am

Nonstop5h 37m

Las Vegas Harry Reid Intl

Mon 1/5

11:48 am-11:38 pm

1 stop8h 50m

$213

MiamiSanta Ana

MIA - SNA

MIASNA

Miami

Sat 11/15

6:00 am-1:35 pm

1 stop10h 35m

Santa Ana J. Wayne/Orange Cnty

Thu 12/4

11:15 am-5:19 am

1 stop15h 04m

$226

MiamiOntario

MIA - ONT

MIAONT

Miami

Mon 11/17

8:00 am-6:49 pm

1 stop13h 49m

Ontario

Fri 11/28

8:15 am-7:36 pm

1 stop8h 21m

$230

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Wed 12/24

8:42 am-12:20 pm

Nonstop6h 38m

San Francisco

Sun 1/4

11:03 pm-7:36 am

Nonstop5h 33m

$231

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Fri 1/23

6:05 am-9:43 am

Nonstop6h 38m

San Francisco

Mon 1/26

8:30 am-5:06 pm

Nonstop5h 36m

$233

MiamiSanta Ana

MIA - SNA

MIASNA

Miami

Mon 11/10

6:00 am-11:16 am

1 stop8h 16m

Santa Ana J. Wayne/Orange Cnty

Wed 11/12

3:01 pm-6:19 am

1 stop12h 18m

$236

MiamiSan Diego

MIA - SAN

MIASAN

Miami

Thu 11/20

1:45 pm-7:15 pm

1 stop8h 30m

San Diego

Tue 11/25

8:35 am-6:30 pm

1 stop6h 55m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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Best time to book a flight from Key Largo to California

Have a flexible travel schedule? Discover the best time to fly to California from Key Largo 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 Key Largo to California

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

Currently, June is the cheapest month in which you can book a flight from Key Largo to California (average of $89). Flying from Key Largo to California in July is currently the most expensive (average of $164). 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 KE9 to CA?

Find hourly flight availability from Key Largo to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2025.

When flying from Key Largo to California, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 32% versus a flight in the afternoon.

What is the cheapest day to fly from Key Largo to California?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to California. Price data was last updated on December 8, 2024.

Travelers seeking maximum savings on their Key Largo to California flight should consider departing on Thursday at noon 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.

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated October 31, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Key Largo to California have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Spirit Airlines
6.3
Okay
8,116 reviews
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.8
Fair
3,122 reviews
Delta
7.9
Good
7,998 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • How popular is this Key Largo to California flight route?

    Flights from Key Largo to California have been viewed 100 times in the past calendar month.

  • How long is the flight from Key Largo to California?

    Departing from Key Largo to California will take you 6h 38m. Key Largo and California are separated by a distance of 2579 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $72 on Frontier. Other airlines that offer cheap prices include Southwest from $92 and Spirit Airlines from $103 one-way.

  • What are the most popular routes from Key Largo to California?

    When deciding which route to take from Key Largo to California consider Miami - Los Angeles, Miami - Las Vegas Harry Reid Intl or Miami - San Francisco as they are the most popular.

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

    Before booking your flight to California from Key Largo, check out the most reliable airlines to get you to your destination on time: Royal Air Maroc (96%), China Airlines (89%), Delta( 89%).

  • What are the cheapest flights from Key Largo to California?

    Looking at all options, your cheapest flight can be booked for $208. While the most popular route (Miami - Los Angeles) can be booked for $130 on average, our data indicates $1,259 when flying from Key Largo to California.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to California 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 Key Largo to California?

    Currently, June is the cheapest month in which you can book a flight from Key Largo to California (average of $89). Flying from Key Largo to California in July is currently the most expensive (average of $164). 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.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Key Largo to California

Discover the top 9 airlines that operate flights from Key Largo to California. 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 October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$242FlexibilityNo cancel feeOn-time65%
FrontierCheapest$116Average$240FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$123Average$326FlexibilityNo cancel feeOn-time62%
DeltaCheapest$124Average$392FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$166Average$448FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$178Average$390FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$181Average$425FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$199Average$357FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$212Average$428FlexibilityNo cancel feeOn-time71%

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