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Cheap flights from Florida Keys to California from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Florida Keys to California departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:18 pm - 3:07 pm
MIA
-
ONT
23h 49m1 stop
Frontier Logo
7:15 am - 8:59 pm
ONT
-
MIA
10h 44m1 stop
$149Frontier
Tue, Jan 27 - Wed, Feb 4
Multiple Airlines Logo
9:10 am - 10:59 pm
MIA
-
ONT
16h 49m1 stop
Multiple Airlines Logo
7:15 am - 11:56 am
ONT
-
MIA
25h 41m2 stops
$163Multiple Airlines
Tue, Jan 13 - Tue, Jan 27
Spirit Airlines Logo
1:01 pm - 11:01 pm
MIA
-
LAS
13h 00m1 stop
Spirit Airlines Logo
10:23 am - 7:46 pm
LAS
-
MIA
6h 23m1 stop
$184Spirit Airlines
Wed, Feb 4 - Fri, Feb 6
Spirit Airlines Logo
9:26 pm - 7:15 am
MIA
-
LAX
12h 49m1 stop
Spirit Airlines Logo
7:07 pm - 11:56 am
LAX
-
MIA
13h 49m2 stops
$187Spirit Airlines
Thu, Jan 15 - Thu, Jan 22
United Airlines Logo
6:15 pm - 9:50 pm
MIA
-
SFO
6h 35mnonstop
United Airlines Logo
11:18 pm - 7:51 am
SFO
-
MIA
5h 33mnonstop
$231United Airlines
Tue, Feb 3 - Sat, Feb 7
United Airlines Logo
8:35 am - 12:11 pm
MIA
-
SFO
6h 36mnonstop
United Airlines Logo
7:06 pm - 5:51 am
SFO
-
MIA
7h 45m1 stop
$239United Airlines
Tue, Feb 17 - Thu, Feb 19
Delta Logo
5:37 pm - 10:19 am
MIA
-
SNA
19h 42m1 stop
Delta Logo
7:30 am - 4:27 pm
SNA
-
MIA
29h 57m1 stop
$247Delta
Fri, Jan 23 - Mon, Jan 26
Delta Logo
5:37 pm - 10:18 pm
MIA
-
SNA
31h 41m1 stop
Delta Logo
7:30 am - 4:27 pm
SNA
-
MIA
29h 57m1 stop
$249Delta
Tue, Jan 27 - Tue, Feb 3
American Airlines Logo
6:04 am - 11:10 am
MIA
-
RNO
8h 06m1 stop
American Airlines Logo
3:03 pm - 12:58 am
RNO
-
MIA
6h 55m1 stop
$333American Airlines
Sat, Jan 10 - Wed, Jan 14
American Airlines Logo
6:04 am - 1:42 pm
MIA
-
SJC
10h 38m1 stop
American Airlines Logo
6:00 am - 7:15 pm
SJC
-
MIA
10h 15m1 stop
$336American Airlines
Thu, Jan 15 - Mon, Jan 19

Frontier flights from Florida Keys to California

Our best Frontier deals on Florida Keys to California flight tickets
Frontier
Jan 27
MIA6:18 pmMiami
23h 49m
1 stop
ONT3:07 pmOntario
Feb 4
ONT7:15 amOntario
10h 44m
1 stop
MIA8:59 pmMiami
$149
Find similar
Frontier
Feb 3
MIA5:47 pmMiami
24h 20m
1 stop
ONT3:07 pmOntario
Feb 7
ONT7:15 amOntario
6h 57m
1 stop
MIA5:12 pmMiami
$165
Find similar
Frontier
Feb 25
MIA5:45 amMiami
30h 49m
1 stop
ONT9:34 amOntario
Mar 3
ONT8:40 amOntario
17h 34m
1 stop
MIA5:14 amMiami
$166
Find similar

Spirit Airlines flights from Florida Keys to California

Our best Spirit Airlines deals on Florida Keys to California flight tickets
Spirit Airlines
Feb 10
MIA1:01 pmMiami
13h 00m
1 stop
LAS11:01 pmLas Vegas Harry Reid Intl
Feb 13
LAS10:21 amLas Vegas Harry Reid Intl
7h 30m
1 stop
MIA8:51 pmMiami
$184
Find similar
Spirit Airlines
Jan 15
MIA9:26 pmMiami
12h 49m
1 stop
LAX7:15 amLos Angeles
Jan 22
LAX7:07 pmLos Angeles
13h 49m
2 stops
MIA11:56 amMiami
$187
Find similar
Spirit Airlines
Jan 28
MIA1:01 pmMiami
13h 00m
1 stop
LAS11:01 pmLas Vegas Harry Reid Intl
Feb 1
LAS10:23 amLas Vegas Harry Reid Intl
6h 23m
1 stop
MIA7:46 pmMiami
$188
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Florida Keys 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Florida Keys to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiOntario

MIA - ONT

MIAONT

Miami

Tue 1/27

6:18 pm-3:07 pm

1 stop23h 49m

Ontario

Wed 2/4

7:15 am-8:59 pm

1 stop10h 44m

$149

MiamiOntario

MIA - ONT

MIAONT

Miami

Tue 1/13

9:10 am-10:59 pm

1 stop16h 49m

Ontario

Tue 1/27

7:15 am-11:56 am

2 stops25h 41m

$163

MiamiLas Vegas

MIA - LAS

MIALAS

Miami

Wed 2/4

1:01 pm-11:01 pm

1 stop13h 00m

Las Vegas Harry Reid Intl

Fri 2/6

10:23 am-7:46 pm

1 stop6h 23m

$184

MiamiLos Angeles

MIA - LAX

MIALAX

Miami

Thu 1/15

9:26 pm-7:15 am

1 stop12h 49m

Los Angeles

Thu 1/22

7:07 pm-11:56 am

2 stops13h 49m

$187

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Tue 2/3

6:15 pm-9:50 pm

Nonstop6h 35m

San Francisco

Sat 2/7

11:18 pm-7:51 am

Nonstop5h 33m

$231

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Tue 2/17

8:35 am-12:11 pm

Nonstop6h 36m

San Francisco

Thu 2/19

7:06 pm-5:51 am

1 stop7h 45m

$239

MiamiSanta Ana

MIA - SNA

MIASNA

Miami

Fri 1/23

5:37 pm-10:19 am

1 stop19h 42m

Santa Ana J. Wayne/Orange Cnty

Mon 1/26

7:30 am-4:27 pm

1 stop29h 57m

$247

MiamiSanta Ana

MIA - SNA

MIASNA

Miami

Tue 1/27

5:37 pm-10:18 pm

1 stop31h 41m

Santa Ana J. Wayne/Orange Cnty

Tue 2/3

7:30 am-4:27 pm

1 stop29h 57m

$249

MiamiReno

MIA - RNO

MIARNO

Miami

Sat 1/10

6:04 am-11:10 am

1 stop8h 06m

Reno

Wed 1/14

3:03 pm-12:58 am

1 stop6h 55m

$333

MiamiSan Jose

MIA - SJC

MIASJC

Miami

Thu 1/15

6:04 am-1:42 pm

1 stop10h 38m

San Jose

Mon 1/19

6:00 am-7:15 pm

1 stop10h 15m

$336

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

How to get the cheapest flight ticket from Florida Keys to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to California?

The month of September is another great option to travel to California, with average flight prices from Florida Keys averaging around $383.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Florida Keys to California is on a Wednesday. Travelers who choose to depart for California on a Wednesday will often find tickets for as low as $328. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to California on Monday is $659.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is in the morning when flights can be purchased for as low as $399. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $712 on average. Flights to California from Florida Keys at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Florida Keys when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $422 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Florida Keys for as low as $352 on momondo.

Can stopping save me money on Florida Keys to California flights?

No. A direct flight is the cheapest option for a flight between Florida Keys to California.

Cheap Florida Keys to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Florida Keys to California

Fastest flight time

5h 02m

Direct flights

Every day

Airports in California

418 airports
The fastest flight from Florida Keys to California takes 5h 02m
Direct flights go from Florida Keys to California every day.
There are 418 airports in California. From Florida Keys there are direct flights to San Diego (SAN), Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from Florida Keys to California?

    Prices for flights from Florida Keys to California are refreshed on a daily basis.

  • How many operators does momondo search for flights from Florida Keys to California?

  • How old do you have to be to fly from Florida Keys to California?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Florida Keys to California.

  • What documentation or ID do you need to fly to California?

    The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Florida Keys to California?

Best airlines flying from Florida Keys to California

Compare and see reviews for airlines that fly from Florida Keys to California with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $313Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $373Free CancellationRating
7.9
8,014 reviews
Search Delta flights
United AirlinesPriceFrom $447Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Florida Keys to California?

It is quick and easy to find Florida Keys to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

Can I find flights from Florida Keys to California with flexible booking policies on momondo?

All flight searches from Florida Keys to California on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Florida Keys to California?

momondo provides multiple filters to help you find the best flight to California from Florida Keys. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Florida Keys to California right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Florida Keys to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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