What is the cheapest airline that flies from California to Key West?

United Airlines, American Airlines, and Delta are the most popular carriers operating from California to Key West

What airlines fly to Key West?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from California according to our data. American Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Key West?

If you’re flying from a popular airport in California, such as San Francisco or San Jose, and flying into Key West, then you can expect flight times to average 7h 17m and 7h 40m, respectively.

When did momondo last update prices for flights from California to Key West Airport?

Prices for flights from California to Key West Airport refresh daily.

How many operators does momondo search for flights from California to Key West Airport?

The number of operators available for flights from California to Key West Airport is 3 as of October 2026.

How old do you have to be to fly from California to Key West Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$105 Cheap Flights from California to Key West in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Key West

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 5:21 pmSFO San Francisco-EYW Key West

9h 21m1 stop Charlotte Douglas

5:01 pm - 12:13 amEYW Key West-SFO San Francisco

10h 12m1 stop Miami

$321American Airlines

Tue, Dec 8 - Sat, Dec 12

5:00 am - 5:21 pmSFO San Francisco-EYW Key West

9h 21m1 stop Charlotte Douglas

5:01 pm - 12:13 amEYW Key West-SFO San Francisco

10h 12m1 stop Miami

$321American Airlines

Wed, Dec 9 - Sat, Dec 12

8:01 am - 8:01 pmSFO San Francisco-EYW Key West

9h 00m1 stop Atlanta Hartsfield-Jackson

6:06 pm - 11:55 pmEYW Key West-SFO San Francisco

8h 49m1 stop Atlanta Hartsfield-Jackson

$321Delta

Tue, Dec 8 - Tue, Dec 15

8:01 am - 8:01 pmSFO San Francisco-EYW Key West

9h 00m1 stop Atlanta Hartsfield-Jackson

7:25 am - 12:47 pmEYW Key West-SFO San Francisco

8h 22m1 stop Atlanta Hartsfield-Jackson

$321Delta

Tue, Dec 8 - Wed, Dec 16

6:38 am - 4:52 pmSFO San Francisco-EYW Key West

7h 14m1 stop Dallas/Fort Worth

5:01 pm - 12:13 amEYW Key West-SFO San Francisco

10h 12m1 stop Miami

$321American Airlines

Tue, Dec 8 - Sat, Dec 12

12:37 pm - 11:19 amSAN San Diego-EYW Key West

19h 42m1 stop Raleigh-Durham

12:01 pm - 11:57 pmEYW Key West-SAN San Diego

38h 56m2 stops Tampa Denver Intl

$350Multiple Airlines

Thu, Oct 22 - Thu, Oct 29

11:59 pm - 10:48 amSFO San Francisco-EYW Key West

7h 49m1 stop Atlanta Hartsfield-Jackson

6:06 pm - 11:55 pmEYW Key West-SFO San Francisco

8h 49m1 stop Atlanta Hartsfield-Jackson

$360Delta

Mon, Dec 7 - Tue, Dec 15

12:46 pm - 11:13 amSFO San Francisco-EYW Key West

19h 27m1 stop Cincinnati Cinci./N. Kentucky

10:59 am - 9:39 amEYW Key West-SFO San Francisco

25h 40m2 stops Orlando Denver Intl

$378Multiple Airlines

Sun, Dec 13 - Tue, Dec 15

10:20 pm - 1:54 pmSAN San Diego-EYW Key West

12h 34m1 stop Newark

4:10 pm - 10:40 pmEYW Key West-SAN San Diego

9h 30m1 stop Chicago O'Hare Intl

$399United Airlines

Mon, Oct 26 - Tue, Nov 3

7:41 pm - 11:41 amSAN San Diego-EYW Key West

13h 00m2 stops San Francisco Chicago O'Hare Intl

4:04 pm - 10:55 pmEYW Key West-SAN San Diego

9h 51m1 stop Chicago O'Hare Intl

$477United Airlines

Wed, Dec 16 - Sun, Dec 20

Cheap last minute flights

Enter your travel dates to find the best prices.

9:25 pm - 10:47 amSFO San Francisco-EYW Key West

10h 22m1 stop Atlanta Hartsfield-Jackson

6:10 pm - 11:56 pmEYW Key West-SFO San Francisco

8h 46m1 stop Atlanta Hartsfield-Jackson

$421Delta

Sat, Oct 10 - Wed, Oct 14

9:25 pm - 10:47 amSFO San Francisco-EYW Key West

10h 22m1 stop Atlanta Hartsfield-Jackson

2:00 pm - 8:06 pmEYW Key West-SFO San Francisco

9h 06m1 stop Atlanta Hartsfield-Jackson

$450Delta

Sat, Oct 10 - Fri, Oct 16

9:25 pm - 10:47 amSFO San Francisco-EYW Key West

10h 22m1 stop Atlanta Hartsfield-Jackson

2:00 pm - 9:55 pmEYW Key West-SFO San Francisco

10h 55m1 stop Atlanta Hartsfield-Jackson

$450Delta

Sat, Oct 10 - Thu, Oct 15

7:00 am - 4:54 pmSMF Sacramento Intl-EYW Key West

6h 54m1 stop Dallas/Fort Worth

2:15 pm - 8:16 pmEYW Key West-SMF Sacramento Intl

9h 01m1 stop Charlotte Douglas

$575American Airlines

Tue, Oct 6 - Tue, Oct 13

5:40 am - 4:54 pmSMF Sacramento Intl-EYW Key West

8h 14m1 stop Dallas/Fort Worth

10:24 am - 8:54 pmEYW Key West-SMF Sacramento Intl

13h 30m2 stops Miami Dallas/Fort Worth

$639American Airlines

Tue, Oct 6 - Tue, Oct 13

9:37 pm - 11:39 amSFO San Francisco-EYW Key West

11h 02m1 stop Boston Logan Intl

12:29 pm - 9:44 pmEYW Key West-SFO San Francisco

12h 15m1 stop Boston Logan Intl

$660JetBlue

Sun, Oct 11 - Fri, Oct 16

12:46 pm - 9:45 amSFO San Francisco-EYW Key West

17h 59m1 stop Cincinnati Cinci./N. Kentucky

10:59 am - 12:15 amEYW Key West-SFO San Francisco

16h 16m2 stops Orlando Denver Intl

$701Multiple Airlines

Sun, Oct 11 - Thu, Oct 15

10:38 pm - 9:54 amLAX Los Angeles-EYW Key West

8h 16m1 stop Miami

8:03 pm - 9:55 amEYW Key West-LAX Los Angeles

16h 52m1 stop Miami

$1,098American Airlines

Thu, Oct 8 - Sun, Oct 11

11:25 pm - 1:29 pmLAX Los Angeles-EYW Key West

11h 04m1 stop Newark

2:15 pm - 10:59 pmEYW Key West-LAX Los Angeles

11h 44m1 stop Newark

$1,237United Airlines

Mon, Oct 5 - Thu, Oct 8

10:00 pm - 1:29 pmLAX Los Angeles-EYW Key West

12h 29m1 stop Newark

2:15 pm - 10:59 pmEYW Key West-LAX Los Angeles

11h 44m1 stop Newark

$1,317United Airlines

Mon, Oct 5 - Wed, Oct 7

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American Airlines flights from California to Key West

Our best American Airlines deals on California to Key West flight tickets

American Airlines

Mar 17

LAX9:20 amLos Angeles

10h 17m

1 stop

EYW10:37 pmKey West

Mar 24

EYW3:56 pmKey West

8h 49m

1 stop

LAX9:45 pmLos Angeles

$361

American Airlines

Dec 9

LAX7:00 amLos Angeles

6h 52m

1 stop

EYW4:52 pmKey West

Dec 15

EYW10:14 amKey West

9h 23m

1 stop

LAX4:37 pmLos Angeles

$380

American Airlines

Oct 28

SFO5:30 amSan Francisco

8h 24m

1 stop

EYW4:54 pmKey West

Oct 31

EYW5:28 pmKey West

9h 31m

1 stop

SFO11:59 pmSan Francisco

$399

Delta flights from California to Key West

Our best Delta deals on California to Key West flight tickets

Delta

Dec 8

SFO8:01 amSan Francisco

9h 00m

1 stop

EYW8:01 pmKey West

Dec 16

EYW7:25 amKey West

8h 22m

1 stop

SFO12:47 pmSan Francisco

$321

Delta

Dec 7

SFO11:59 pmSan Francisco

10h 12m

1 stop

EYW1:11 pmKey West

Dec 16

EYW6:06 pmKey West

8h 49m

1 stop

SFO11:55 pmSan Francisco

$360

Delta

Dec 12

SFO11:59 pmSan Francisco

7h 49m

1 stop

EYW10:48 amKey West

Dec 15

EYW6:06 pmKey West

8h 49m

1 stop

SFO11:55 pmSan Francisco

$390

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Tue 12/8

5:00 am-5:21 pm

1 stop9h 21m

Key West

Sat 12/12

5:01 pm-12:13 am

1 stop10h 12m

$321

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Wed 12/9

5:00 am-5:21 pm

1 stop9h 21m

Key West

Sat 12/12

5:01 pm-12:13 am

1 stop10h 12m

$321

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Tue 12/8

8:01 am-8:01 pm

1 stop9h 00m

Key West

Tue 12/15

6:06 pm-11:55 pm

1 stop8h 49m

$321

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Tue 12/8

8:01 am-8:01 pm

1 stop9h 00m

Key West

Wed 12/16

7:25 am-12:47 pm

1 stop8h 22m

$321

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Tue 12/8

6:38 am-4:52 pm

1 stop7h 14m

Key West

Sat 12/12

5:01 pm-12:13 am

1 stop10h 12m

$321

San DiegoKey West

SAN San Diego - EYW Key West

SANEYW

San Diego

Thu 10/22

12:37 pm-11:19 am

1 stop19h 42m

Key West

Thu 10/29

12:01 pm-11:57 pm

2 stops38h 56m

$350

Quickest round-trip

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Mon 12/7

11:59 pm-10:48 am

1 stop7h 49m

Key West

Tue 12/15

6:06 pm-11:55 pm

1 stop8h 49m

$360

San FranciscoKey West

SFO San Francisco - EYW Key West

SFOEYW

San Francisco

Sun 12/13

12:46 pm-11:13 am

1 stop19h 27m

Key West

Tue 12/15

10:59 am-9:39 am

2 stops25h 40m

$378

San DiegoKey West

SAN San Diego - EYW Key West

SANEYW

San Diego

Mon 10/26

10:20 pm-1:54 pm

1 stop12h 34m

Key West

Tue 11/3

4:10 pm-10:40 pm

1 stop9h 30m

$399

San DiegoKey West

SAN San Diego - EYW Key West

SANEYW

San Diego

Wed 12/16

7:41 pm-11:41 am

2 stops13h 00m

Key West

Sun 12/20

4:04 pm-10:55 pm

1 stop9h 51m

$477

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California to Key West

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

Prices

Airlines

Other information

What is the cheapest month to fly to Key West?

In general, January is the cheapest month to fly from California to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $423. If you are unable to visit Key West during the month of January, then departing from California during the month August is also very affordable. Most momondo users find prices during this month for around $512.

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

You are more likely to see cheaper flights to Key West from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $595 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from California for as low as $469 on momondo.

Can stopping save me money on California to Key West flights?

You could potentially save up to 54% on your flight if you consider stops on a California to Key West flight.

Cheap California to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Key West

Best Price Found	$105
Fastest flight time	7h 05m
Direct flights	None

The best one-way flight to Key West from California in the past 72 hours is $105. The best round-trip flight deal from California to Key West found on momondo in the last 72 hours is $321.

The fastest flight from California to Key West takes 7h 05m

There are no direct flights from California to Key West. There are no popular flight routes from California to Key West.

Search flight deals

Frequently asked questions about flying from California to Key West

When did momondo last update prices for flights from California to Key West Airport?
Prices for flights from California to Key West Airport refresh daily.
How many operators does momondo search for flights from California to Key West Airport?
The number of operators available for flights from California to Key West Airport is 3 as of October 2026.
How old do you have to be to fly from California to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from California to Key West

Compare and see reviews for airlines that fly from California to Key West with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $258	Free Cancellation	Rating 7.8 8,628 reviews	Search Delta flights
American Airlines	PriceFrom $279	Free Cancellation	Rating 7.0 12,128 reviews	Search American Airlines flights
United Airlines	PriceFrom $373	Free Cancellation	Rating 7.4 10,285 reviews	Search United Airlines flights

Big Pine Key

Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from California to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Key West. momondo saves you time and could save you money on your trip.

Can I find flights from California to Key West with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Key West from California with this policy.

How can momondo help me find flights from California to Key West?

Once you have performed a search for California to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of California to Key West 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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Cheap flights from California to Key West from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Key West departing on 10/31. 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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American Airlines flights from California to Key West

Our best American Airlines deals on California to Key West flight tickets

Delta flights from California to Key West

Our best Delta deals on California to Key West flight tickets

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See travel insights to Key West from

How to get the cheapest flight ticket from California to Key West

What is the cheapest month to fly to Key West?

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

Can stopping save me money on California to Key West flights?

What is the cheapest airline that flies from California to Key West?

What airlines fly to Key West?

How long does it take to fly to Key West?

Cheap California to Key West flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from California to Key West

Best airlines flying from California to Key West

Compare and see reviews for airlines that fly from California to Key West with momondo

Traveling to a place near Key West?

Why use momondo?

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Florida

Fly your favorite airline to Key West

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Key West

List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

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