What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from San Francisco according to our data. American Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Francisco to Florida Keys?

United Airlines and Southwest are the most popular carriers operating from San Francisco to Florida Keys

How many flights depart from San Francisco to Florida Keys on average per week?

The number of flights available between San Francisco and Florida Keys is 151 per week as of June 2026. The most frequent departure day is Sat, with 19% of weekly flights leaving on this day.

When did momondo last update prices for flights from San Francisco Airport to Florida Keys?

Prices for flights from San Francisco Airport to Florida Keys are refreshed on a daily basis.

How many operators does momondo search for flights from San Francisco Airport to Florida Keys?

The number of operators available for flights from San Francisco Airport to Florida Keys is 6 as of June 2026.

How old do you have to be to fly from San Francisco Airport to Florida Keys?

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 San Francisco Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$161 Cheap Flights from San Francisco to Florida Keys in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:54 pm - 7:39 am

SFO

MIA

5h 45mnonstop

4:10 pm - 12:32 am

MIA

SFO

11h 22m

1 stop

$265United Airlines

Mon, Jun 29 - Fri, Jul 3

10:58 pm - 7:11 am

SFO

MIA

29h 13m

1 stop

8:30 am - 7:18 pm

MIA

SFO

13h 48m

1 stop

$266Frontier

Fri, Jul 3 - Fri, Jul 10

11:00 pm - 1:53 pm

SFO

MIA

11h 53m

1 stop

6:00 am - 12:23 am

MIA

SFO

21h 23m

1 stop

$267Frontier

Fri, Jul 31 - Mon, Aug 3

6:00 am - 5:51 am

SFO

MIA

20h 51m

1 stop

10:15 pm - 8:43 am

MIA

SFO

13h 28m

1 stop

$268Frontier

Wed, Aug 5 - Sun, Aug 9

12:45 am - 11:12 am

SFO

MIA

7h 27m

1 stop

8:00 am - 11:03 am

MIA

SFO

6h 03mnonstop

$269United Airlines

Mon, Jul 6 - Sat, Jul 11

9:43 pm - 5:54 am

SFO

MIA

29h 11m

1 stop

10:15 pm - 7:52 pm

MIA

SFO

24h 37m

1 stop

$270Frontier

Mon, Jun 29 - Tue, Jul 7

6:00 am - 5:20 pm

SFO

EYW

8h 20m

1 stop

6:15 pm - 11:58 pm

EYW

SFO

8h 43m

1 stop

$291Delta

Tue, Aug 11 - Tue, Aug 18

9:00 am - 9:47 pm

SFO

EYW

9h 47m

1 stop

4:10 pm - 10:59 pm

EYW

SFO

9h 49m

1 stop

$335American Airlines

Wed, Nov 25 - Wed, Dec 2

7:30 am - 7:43 pm

SFO

EYW

9h 13m

1 stop

6:00 pm - 12:15 am

EYW

SFO

9h 15m

1 stop

$365Delta

Thu, Nov 26 - Wed, Dec 2

9:35 pm - 10:56 am

SFO

EYW

10h 21m

1 stop

11:30 am - 8:14 pm

EYW

SFO

11h 44m

2 stops

$378American Airlines

Tue, Aug 11 - Tue, Aug 18

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United Airlines flights from San Francisco to Florida Keys

Our best United Airlines deals on San Francisco to Florida Keys flight tickets

United Airlines

Jun 29

SFO10:54 pmSan Francisco

5h 45m

MIA7:39 amMiami

Jul 3

MIA4:10 pmMiami

11h 22m

1 stop

SFO12:32 amSan Francisco

$265

United Airlines

Jul 6

SFO12:45 amSan Francisco

7h 27m

1 stop

MIA11:12 amMiami

Jul 11

MIA8:00 amMiami

6h 03m

SFO11:03 amSan Francisco

$269

United Airlines

Aug 3

SFO10:54 pmSan Francisco

5h 45m

MIA7:39 amMiami

Aug 11

MIA4:58 pmMiami

6h 12m

SFO8:10 pmSan Francisco

$287

Delta flights from San Francisco to Florida Keys

Our best Delta deals on San Francisco to Florida Keys flight tickets

Delta

Aug 13

SFO7:25 pmSan Francisco

7h 35m

1 stop

MIA6:00 amMiami

Aug 18

MIA1:30 pmMiami

11h 17m

1 stop

SFO9:47 pmSan Francisco

$279

Delta

Jun 23

SFO7:00 amSan Francisco

7h 50m

1 stop

MIA5:50 pmMiami

Jun 30

MIA6:31 amMiami

9h 39m

1 stop

SFO1:10 pmSan Francisco

$299

Delta

Nov 26

SFO7:30 amSan Francisco

9h 13m

1 stop

EYW7:43 pmKey West

Dec 2

EYW6:00 pmKey West

9h 15m

1 stop

SFO12:15 amSan Francisco

$365

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Mon 6/29

10:54 pm-7:39 am

Nonstop5h 45m

Miami

Fri 7/3

4:10 pm-12:32 am

1 stop11h 22m

$265

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Fri 7/3

10:58 pm-7:11 am

1 stop29h 13m

Miami

Fri 7/10

8:30 am-7:18 pm

1 stop13h 48m

$266

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Fri 7/31

11:00 pm-1:53 pm

1 stop11h 53m

Miami

Mon 8/3

6:00 am-12:23 am

1 stop21h 23m

$267

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Wed 8/5

6:00 am-5:51 am

1 stop20h 51m

Miami

Sun 8/9

10:15 pm-8:43 am

1 stop13h 28m

$268

Quickest round-trip

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Mon 7/6

12:45 am-11:12 am

1 stop7h 27m

Miami

Sat 7/11

8:00 am-11:03 am

Nonstop6h 03m

$269

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Mon 6/29

9:43 pm-5:54 am

1 stop29h 11m

Miami

Tue 7/7

10:15 pm-7:52 pm

1 stop24h 37m

$270

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

Tue 8/11

6:00 am-5:20 pm

1 stop8h 20m

Key West

Tue 8/18

6:15 pm-11:58 pm

1 stop8h 43m

$291

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

Wed 11/25

9:00 am-9:47 pm

1 stop9h 47m

Key West

Wed 12/2

4:10 pm-10:59 pm

1 stop9h 49m

$335

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

Thu 11/26

7:30 am-7:43 pm

1 stop9h 13m

Key West

Wed 12/2

6:00 pm-12:15 am

1 stop9h 15m

$365

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

Tue 8/11

9:35 pm-10:56 am

1 stop10h 21m

Key West

Tue 8/18

11:30 am-8:14 pm

2 stops11h 44m

$378

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 San Francisco to Florida Keys

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 Florida Keys?

The month of January is another great option to travel to Florida Keys, with average flight prices from San Francisco averaging around $426.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from San Francisco to Florida Keys is on a Wednesday when prices can be found for as low as $469. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $569.

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

According to our data, the cheapest time of day to fly to Florida Keys is in the morning. momondo users have found flights departing from San Francisco to Florida Keys in the morning for as low as $482. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $609.

How far in advance should I book a flight from San Francisco to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from San Francisco for as low as $323 on momondo.

Can stopping save me money on San Francisco to Florida Keys flights?

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

Cheap San Francisco to Florida Keys flight deals and tips

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

Fastest flight time	5h 19m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from San Francisco to Florida Keys takes 5h 19m

Direct flights go from San Francisco to Florida Keys every day.

There are 3 airports in Florida Keys. From San Francisco there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from San Francisco to Florida Keys

When did momondo last update prices for flights from San Francisco Airport to Florida Keys?
Prices for flights from San Francisco Airport to Florida Keys are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Florida Keys?
The number of operators available for flights from San Francisco Airport to Florida Keys is 6 as of June 2026.
How old do you have to be to fly from San Francisco Airport to Florida Keys?
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 San Francisco Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Florida Keys?
Based on momondo bookings for flights between San Francisco and Florida Keys, the leading plane model is Boeing 777, making up 11.05% of the total bookings. Other popular models include Boeing 737 MAX 8 with 9.57%, Boeing 777-300ER with 9.19%, and Boeing 737-800 with 6.68%.

Best airlines flying from San Francisco to Florida Keys

Compare and see reviews for airlines that fly from San Francisco to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $258	Free Cancellation	Rating 7.9 8,405 reviews	Search Delta flights
American Airlines	PriceFrom $304	Free Cancellation	Rating 7.1 11,648 reviews	Search American Airlines flights
United Airlines	PriceFrom $391	Free Cancellation	Rating 7.4 9,815 reviews	Search United Airlines flights

Why use momondo?

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

It is quick and easy to find San Francisco to Florida Keys 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 Florida Keys that suits you.

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

Yes. momondo allows you to filter the results for San Francisco to Florida Keys flights to just show those with flexible booking policies.

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

Once you have performed a search for San Francisco to Florida Keys 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 San Francisco to Florida Keys right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Florida Keys now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Florida Keys and let you know when they change.