Key Largo

$100+ Cheap flights from San Francisco (SFO) to Key Largo, FL

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — MIA
Nov 10 — Nov 171
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The best prices from San Francisco to Key Largo are usually found in January or September, booked 18 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from San Francisco to Key Largo

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Key Largo (KE9). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$184
(FlightHub)

One-way from

$100
(American Airlines)
High demand for flights, 22% potential price rise
Best time to find cheap flights, 29% potential price drop
From San Francisco to Key Largo
One-way flight from San Francisco to Key Largo

Find flight deals from San Francisco to Key Largo

Cheapest flights from San Francisco to Key Largo
Explore the most affordable flight options available from San Francisco to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This Gotogate deal was found by Cheapflights users on 11/4. 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.
Thu 11/146:00 amSFO - MIA
1 stop26h 59mFrontier
Tue 11/191:04 pmMIA - SFO
1 stop10h 40mFrontier
Deal found 11/4$185
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 11/157:30 amSFO - MIA
Nonstop5h 36mUnited Airlines
Sun 11/248:35 amMIA - SFO
Nonstop6h 36mUnited Airlines
Deal found 11/4$189
This eDestinos deal was found by Cheapflights users on 11/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/310:53 amSFO - MIA
3 stops34h 27mMultiple Airlines
Tue 12/109:28 pmMIA - SFO
1 stop23h 32mMultiple Airlines
Deal found 11/4$207
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Tue 12/108:00 amSFO - MIA
Nonstop5h 32mAmerican Airlines
Thu 12/127:23 amMIA - SFO
Nonstop6h 23mAmerican Airlines
Deal found 11/5$213
This KAYAK deal was found by Cheapflights users on 11/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1110:59 pmSFO - MIA
1 stop8h 17mDelta
Mon 11/187:50 amMIA - SFO
1 stop8h 40mDelta
Deal found 11/4$252

Find flights from San Francisco to Key Largo within your budget

Customize your flight search to find flights from San Francisco to Key Largo 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 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Tue 11/12

8:00 am-4:24 pm

Nonstop5h 24m

$100

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Tue 12/17

2:34 pm-5:00 am

1 stop11h 26m

$101

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Sun 12/8

10:45 pm-7:22 am

Nonstop5h 37m

$110

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Sun 11/10

12:40 am-1:30 pm

1 stop9h 50m

$128

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Tue 12/17

4:32 pm-12:47 pm

2 stops17h 15m

$134

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Sat 12/14

5:58 pm-10:54 am

1 stop13h 56m

$140

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Wed 4/2

7:55 pm-5:40 pm

1 stop18h 45m

$154

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Mon 11/25

7:45 pm-1:30 pm

2 stops14h 45m

$205

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Sat 2/15

7:42 pm-12:41 am

1 stop25h 59m

Miami

Sat 2/22

5:20 am-10:47 am

1 stop8h 27m

$184

San FranciscoMiami

SFO - MIA

SFOMIA

San Francisco

Fri 11/15

7:30 am-4:06 pm

Nonstop5h 36m

Miami

Sun 11/24

8:35 am-12:11 pm

Nonstop6h 36m

$189

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 15 results
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Best time to book a flight from San Francisco to Key Largo

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

Travel insights for flights from San Francisco to Key Largo

Get recent, data-driven insights about flights from San Francisco to Key Largo including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Francisco to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Key Largo. Price data was last updated on November 1, 2024.

To ensure you get the cheapest price possible for a flight from San Francisco to Key Largo, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from San Francisco to Key Largo (average of $218). Flying from San Francisco to Key Largo in March is currently the most expensive (average of $287). 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 KE9?

Find hourly flight availability from San Francisco to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

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

What is the cheapest day to fly from San Francisco to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Key Largo. Price data was last updated on November 3, 2024.

Travelers seeking maximum savings on their San Francisco to Key Largo flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco to Key Largo

Explore weekly flight availability from San Francisco to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 5, 2024.

The most flights from SFO to KE9 are scheduled on a Tuesday (30 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo 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 Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, 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 Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated November 5, 2024.
Peruse reviews from past customers who have flown with Frontier, Delta and American Airlines from San Francisco to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.1
Very good
5,082 reviews
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
9,421 reviews
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
8,830 reviews
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.4
Good
9,215 reviews
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.2
Good
10,000 reviews
8.1
Very good
5,082 reviews

Food

7.2

Boarding

8.3

Entertainment

7.7

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Key Largo. 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 Key Largo?

    If you book a flight to Key Largo from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 25 flights from San Francisco to Key Largo per day from 8 different airlines.

  • Can I find flights from San Francisco to Key Largo for under $200 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Key Largo for under $200. The cheapest flight booked recently is on Frontier for just $184, but on average you can expect to pay $228.

  • Are there nonstop flights from San Francisco to Key Largo for under $200 on Cheapflights?

    Cheapflights has at least 2 direct flights from San Francisco to Key Largo under $200. A good price for a nonstop flight from San Francisco to Key Largo is less than $194.

  • Are there last-minute flights available from San Francisco to Key Largo for under $200?

    There are currently 6+ open flights from San Francisco to Key Largo within the next 7 days for less than $200.

  • What days are nonstop flights available from San Francisco to Key Largo?

    Days when nonstop flights are available for this flight are: Tuesday.

  • How popular is this San Francisco to Key Largo flight route?

  • How many flights depart from San Francisco to Key Largo on average per day?

    3 flight departures from San Francisco to Key Largo per day on average.
    Evening (6pm - Midnight) - 100% of flight departures

  • How long is the flight from San Francisco to Key Largo?

    Airlines like Frontier, United Airlines, and American Airlines fly from San Francisco to Key Largo in about 5h 28m. The time it takes to get you to your destination can typically vary by up to 20h 31m. Airlines will cover a distance of 2595 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $100. However, be on the lookout for offers from Frontier and United Airlines, as they are both options that can get you from San Francisco to Key Largo for a low price.

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

    Before booking your flight to Key Largo from San Francisco, check out the most reliable airlines to get you to your destination on time: Air New Zealand (92%), United Airlines (91%), Fiji Airways( 89%).

  • What are the cheapest flights from San Francisco to Key Largo?

    While on average a flight from San Francisco to Key Largo is generally $1,062, our data shows the cheapest flight currently is $111. When looking at the most popular route, (San Francisco - Miami), you can expect to pay $148 for that flight.

  • What does SFO to MIA mean?

    SFO stands for San Francisco Airport, while MIA stands for Miami Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ready for more IATA code knowledge? These are related airports for your current travel destination: Fort Lauderdale Airport (FLL), Key West Airport (EYW), Miami Opa Locka Airport (OPF), Fort Lauderdale Executive Airport (FXE), Boca Raton Airport (BCT).

  • Can I find deals for flights from San Francisco to Key Largo that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Key Largo flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Key Largo with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Key Largo flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Key Largo that allow pets onboard?

    Many airlines flying from San Francisco to Key Largo offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Key Largo?

    Yes, you can often find last-minute deals on San Francisco to Key Largo flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Key Largo flight deals updated?

    The San Francisco to Key Largo flight deals you see on this page were last updated on 11/5.

  • What is the cheapest month to book a flight from San Francisco to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Key Largo (average of $218). Flying from San Francisco to Key Largo in March is currently the most expensive (average of $287). 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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Alternative routes for San Francisco to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from San Francisco to Key Largo

Discover the top 8 airlines that operate flights from San Francisco to Key Largo. 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 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$79Average$314FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$88Average$318FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$98Average$395FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$119Average$254FlexibilityNo cancel feeOn-time65%
DeltaCheapest$128Average$415FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$137Average$446FlexibilityNo cancel feeOn-time83%
FrontierCheapest$145Average$267FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$171Average$470FlexibilityNo cancel feeOn-time69%
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