HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Florida Keys

$120+ Cheap flights from San Francisco (SFO) to Florida Keys

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — EYW
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Florida Keys with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Florida Keys

Keep the following information in mind while searching for San Francisco to Florida Keys flight deals. Data was last updated junio 18, 2025.

Round-trip from

$254
(United Airlines)

One-way from

$120
(Southwest)

Popular in

December

Cheapest in

January

Average price

$377
From San Francisco to Florida Keys
Search Deals
One-way flight from San Francisco to Florida Keys
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from San Francisco to Florida Keys

Cheapest flights from San Francisco to Florida Keys
Explore the most affordable flight options available from San Francisco to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 18, 2025.

This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/88:55 amSFO - MIA
Nonstop5h 33mUnited Airlines
jue. 7/104:16 pmMIA - SFO
1 stop11h 14mUnited Airlines
Deal found 6/16$254
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/16:00 amSFO - MIA
1 stop8h 19mDelta
mar. 7/157:48 amMIA - SFO
1 stop10h 02mDelta
Deal found 6/16$257
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/167:29 amSFO - EYW
1 stop9h 43mDelta
jue. 8/2111:52 amEYW - SFO
1 stop10h 00mDelta
Deal found 6/18$259
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/18:00 amSFO - MIA
Nonstop5h 43mAmerican Airlines
lun. 8/47:55 pmMIA - SFO
Nonstop5h 55mAmerican Airlines
Deal found 6/16$262
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/15:10 amSFO - MIA
1 stop13h 30mSouthwest
vie. 7/45:55 amMIA - SFO
2 stops15h 20mSouthwest
Deal found 6/18$264
This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1611:50 pmSFO - EYW
2 stops11h 15mAmerican Airlines
jue. 8/214:49 pmEYW - SFO
1 stop9h 00mAmerican Airlines
Deal found 6/18$264
This Frontier deal was found by Cheapflights users on 6/16. 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.
mié. 7/21:09 pmSFO - MIA
1 stop13h 36mFrontier
vie. 7/187:15 amMIA - SFO
1 stop8h 00mFrontier
Deal found 6/16$285
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/106:24 pmSFO - MIA
1 stop20h 02mAlaska Airlines
vie. 10/176:26 pmMIA - SFO
1 stop18h 56mAlaska Airlines
Deal found 6/16$329
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
mié. 7/21:09 pmSFO - MIA
1 stop13h 36mMultiple Airlines
jue. 7/176:20 pmMIA - SFO
2 stops17h 29mMultiple Airlines
Deal found 6/16$396
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/2710:45 pmSFO - EYW
1 stop11h 27mUnited Airlines
dom. 8/31:42 pmEYW - SFO
3 stops22h 59mUnited Airlines
Deal found 6/16$647
This Mytrip deal was found by Cheapflights users on 6/18. 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.
jue. 7/36:14 pmSFO - EYW
2 stops15h 53mMultiple Airlines
lun. 7/710:02 amEYW - SFO
3 stops34h 09mMultiple Airlines
Deal found 6/18$1,227

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Florida Keys 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 junio 18, 2025.
Use the filters below to find and compare flights from San Francisco to Florida Keys that are best for you.

Fly from

San Francisco

Fly to

Florida Keys

Route

Depart

Return

Price

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mar. 7/8

8:55 am-5:28 pm

Nonstop5h 33m

Miami

jue. 7/10

4:16 pm-12:30 am

1 stop11h 14m

$254

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mar. 7/1

6:00 am-5:19 pm

1 stop8h 19m

Miami

mar. 7/15

7:48 am-2:50 pm

1 stop10h 02m

$257

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

sáb. 8/16

7:29 am-8:12 pm

1 stop9h 43m

Key West

jue. 8/21

11:52 am-6:52 pm

1 stop10h 00m

$259

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mar. 7/1

8:00 am-4:43 pm

Nonstop5h 43m

Miami

lun. 8/4

7:55 pm-10:50 pm

Nonstop5h 55m

$262

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mar. 7/1

5:10 am-9:40 pm

1 stop13h 30m

Miami

vie. 7/4

5:55 am-6:15 pm

2 stops15h 20m

$264

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

sáb. 8/16

11:50 pm-2:05 pm

2 stops11h 15m

Key West

jue. 8/21

4:49 pm-10:49 pm

1 stop9h 00m

$264

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mié. 7/2

1:09 pm-5:45 am

1 stop13h 36m

Miami

vie. 7/18

7:15 am-12:15 pm

1 stop8h 00m

$285

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

mié. 7/2

1:09 pm-5:45 am

1 stop13h 36m

Miami

jue. 7/17

6:20 pm-8:49 am

2 stops17h 29m

$396

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

dom. 7/27

10:45 pm-1:12 pm

1 stop11h 27m

Key West

dom. 8/3

1:42 pm-9:41 am

3 stops22h 59m

$647

San FranciscoKey West

SFO - EYW

SFOEYW

San Francisco

jue. 7/3

6:14 pm-1:07 pm

2 stops15h 53m

Key West

lun. 7/7

10:02 am-5:11 pm

3 stops34h 09m

$1,227

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from San Francisco to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from San Francisco 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 San Francisco to Florida Keys

What is the cheapest month to book a flight from San Francisco to Florida Keys?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Florida Keys (average of $328). Flying from San Francisco to Florida Keys in March is currently the most expensive (average of $493). 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 SFO to EOA?

Find hourly flight availability from San Francisco to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Florida Keys as you normally would.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated junio 18, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Francisco to Florida Keys to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Florida Keys. 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 San Francisco to Florida Keys?

    Located just 11.8 mi from the city center, San Francisco (SFO) is the airport most travelers will use when flying to Florida Keys from San Francisco.

  • What are the cheapest airlines to fly from San Francisco to Florida Keys one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $120. American Airlines flights start at $122 while deals on United Airlines start at $126 one-way.

  • Can I find deals for flights from San Francisco to Florida Keys that include hotel bookings?

    Yes. In addition to deals on San Francisco to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Florida Keys.

  • Can I find deals for business class flights from San Francisco to Florida Keys?

    Yes. Cheapflights offers flight deals from San Francisco to Florida Keys 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 San Francisco to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Florida Keys (average of $328). Flying from San Francisco to Florida Keys in March is currently the most expensive (average of $493). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Orlando flights
Los Angeles to Miami flights
Los Angeles to Fort Lauderdale flights
San Francisco to Miami flights
San Francisco to Orlando flights
Burbank to Fort Lauderdale flights
Los Angeles to Tampa flights
Ontario to Miami flights
Ontario to Orlando flights
Santa Ana to Fort Lauderdale flights
Oakland to Miami flights
Burbank to Miami flights
San Jose to Miami flights
San Diego to Orlando flights
San Francisco to West Palm Beach flights
San Francisco to Fort Lauderdale flights
Ontario to Tampa flights
Santa Ana to Miami flights
Santa Ana to Orlando flights
Oakland to Fort Lauderdale flights
Burbank to Orlando flights
San Diego to Miami flights
Las Vegas to Fort Lauderdale flights
Ontario to Fort Lauderdale flights
Los Angeles to West Palm Beach flights
Las Vegas to Miami flights
San Francisco to Tampa flights
San Diego to Fort Lauderdale flights
Los Angeles to Valparaiso flights
Sacramento to Orlando flights
Las Vegas to Orlando flights
San Diego to Tampa flights
San Jose to Orlando flights
Sacramento to Miami flights
Burbank to Tampa flights
Oakland to Orlando flights
Sacramento to Fort Lauderdale flights
San Jose to Fort Lauderdale flights
Ontario to Sarasota flights
Los Angeles to Fort Myers flights
Los Angeles to Pensacola flights
Los Angeles to Orlando Sanford Intl flights
Ontario to West Palm Beach flights
San Francisco to Jacksonville flights
Santa Ana to Tampa flights
Sacramento to Tampa flights
Ontario to Jacksonville flights
Los Angeles to Jacksonville flights
Ontario to Fort Myers flights
Las Vegas to Tampa flights

Top 3 airlines flying from San Francisco to Florida Keys

Discover the top 3 airlines that operate flights from San Francisco to Florida Keys. 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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$452FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$546FlexibilityNo cancel feeOn-time69%
DeltaCheapest$273Average$496FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.