San Francisco

$63+ Cheap flights from Key Largo, FL to San Francisco (SFO)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SFO
Nov 9 — Nov 161
1 adult
Sat 11/9
Sat 11/16
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The best prices from Key Largo to San Francisco are usually found in January or February, booked 63 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Key Largo to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to San Francisco (SFO). 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 4, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$116
(eDestinos)

One-way from

$63
(Cheapflightsfares)
High demand for flights, 27% potential price rise
Best time to find cheap flights, 25% potential price drop
From Key Largo to San Francisco
One-way flight from Key Largo to San Francisco

Find flight deals from Key Largo to San Francisco

Cheapest flights from Key Largo to San Francisco
Explore the most affordable flight options available from Key Largo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2024.

This eDestinos deal was found by Cheapflights users on 11/3. 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.
Wed 12/48:00 amMIA - SFO
1 stop19h 11mFrontier
Sun 12/86:05 amSFO - MIA
1 stop16h 47mFrontier
Deal found 11/3$170
This eDestinos deal was found by Cheapflights users on 11/3. 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.
Wed 12/46:10 pmMIA - SFO
2 stops21h 40mMultiple Airlines
Mon 12/910:59 pmSFO - MIA
2 stops12h 57mMultiple Airlines
Deal found 11/3$184
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:23 amMIA - SFO
Nonstop6h 23mAmerican Airlines
Sun 12/811:59 pmSFO - MIA
Nonstop5h 30mAmerican Airlines
Deal found 11/4$199
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/126:14 pmMIA - SFO
Nonstop6h 36mUnited Airlines
Sat 1/1111:10 pmSFO - MIA
Nonstop5h 33mUnited Airlines
Deal found 11/3$208
This Delta deal was found by Cheapflights users on 11/3. 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.
Tue 12/177:50 amMIA - SFO
1 stop8h 39mDelta
Tue 1/146:00 amSFO - MIA
1 stop9h 25mDelta
Deal found 11/3$256
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/126:55 pmMIA - SFO
1 stop16h 52mAlaska Airlines
Sat 1/114:47 pmSFO - MIA
2 stops21h 08mAlaska Airlines
Deal found 11/3$275

Find flights from Key Largo to San Francisco within your budget

Customize your flight search to find flights from Key Largo to San Francisco 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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Tue 12/10

8:05 am-12:11 am

1 stop19h 06m

$92

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Fri 12/6

8:35 am-12:11 pm

Nonstop6h 36m

$100

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Thu 11/14

7:30 pm-10:55 pm

Nonstop6h 25m

$101

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Wed 12/18

6:55 pm-7:57 am

1 stop16h 02m

$115

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Fri 11/15

8:05 am-2:54 pm

1 stop9h 49m

$128

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Sat 11/23

5:56 am-12:34 am

2 stops21h 38m

$165

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Sun 2/2

8:00 am-7:15 pm

2 stops14h 15m

$223

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Wed 12/4

8:00 am-12:11 am

1 stop19h 11m

San Francisco

Sun 12/8

6:05 am-1:52 am

1 stop16h 47m

$170

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Wed 12/4

6:10 pm-12:50 pm

2 stops21h 40m

San Francisco

Mon 12/9

10:59 pm-2:56 pm

2 stops12h 57m

$184

MiamiSan Francisco

MIA - SFO

MIASFO

Miami

Thu 12/5

7:23 am-10:46 am

Nonstop6h 23m

San Francisco

Sun 12/8

11:59 pm-8:29 am

Nonstop5h 30m

$199

Flights are sorted by cheapest first

Deals found on 11/3

Showing 1-10 of 14 results
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Best time to book a flight from Key Largo to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Key Largo 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 Key Largo to San Francisco

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

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

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

The price you pay for your flight from Key Largo to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Key Largo to San Francisco (average of $276). Flying from Key Largo to San Francisco in June is currently the most expensive (average of $381). 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 KE9 to SFO?

Find hourly flight availability from Key Largo to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2024.

When flying from Key Largo to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Key Largo to San Francisco. Price data was last updated on March 10, 2024.

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

Weekly flight availability from Key Largo to San Francisco

Explore weekly flight availability from Key Largo to San Francisco. 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 4, 2024.

The most flights from KE9 to SFO are scheduled on a Monday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated November 4, 2024.
To help decide which airline to fly from Key Largo to San Francisco, see what other customers have to say about United Airlines, American Airlines and Frontier. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.1
Very good
5,089 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
9,423 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
8,829 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.4
Good
9,226 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.2
Good
10,000 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Boarding

8.3

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

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

    San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly into when you book flights from Key Largo to San Francisco. 6 airlines have flights to San Francisco from Key Largo on a regular basis. Booking flights from Key Largo to San Francisco should not be difficult; the airport handles an average of 9 inbound flights from Key Largo per day.

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

    Yes, there are multiple flights from Key Largo to San Francisco for under $200. The cheapest flight booked recently is on Frontier for just $116, but on average you can expect to pay $204.

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

    Cheapflights has at least 2 direct flights from Key Largo to San Francisco under $200. A good price for a nonstop flight from Key Largo to San Francisco is less than $199.

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

    There are currently 5+ open flights from Key Largo to San Francisco within the next 7 days for less than $200.

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

    Days when nonstop flights are available for this flight are: Wednesday, Friday.

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

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

    Travelers can expect 6 flights from Key Largo to San Francisco on average per day.
    Morning (6am - Noon) - 33% of flight departures
    Afternoon (Noon - 6pm) - 67% of flight departures

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

    Departing from Key Largo to San Francisco will take you 6h 25m. The distance from Key Largo to San Francisco is about 2595 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Key Largo to San Francisco are Frontier ($63), United Airlines ($100), and American Airlines ($101).

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

    No one likes to see their flight delayed. When booking a flight from Key Largo to San Francisco consider choosing United Airlines (94%), Japan Airlines (92%) or Copa Airlines (90%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Key Largo to San Francisco? While on average our users pay $1,127, our data indicates the cheapest price to be $89. The most popular route (Miami - San Francisco), is priced around $160.

  • What does MIA to SFO mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Miami Airport to San Francisco Airport flight would often be abbreviated as a MIA to SFO flight. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: 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 Key Largo to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Key Largo to San Francisco 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 Key Largo to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Key Largo to San Francisco 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 Key Largo to San Francisco that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to San Francisco 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 Key Largo to San Francisco that allow pets onboard?

    Many airlines flying from Key Largo to San Francisco 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 Key Largo to San Francisco?

    Yes, you can often find last-minute deals on Key Largo to San Francisco 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 Key Largo to San Francisco flight deals updated?

    The Key Largo to San Francisco flight deals you see on this page were last updated on 11/4.

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

    Currently, January is the cheapest month in which you can book a flight from Key Largo to San Francisco (average of $276). Flying from Key Largo to San Francisco in June is currently the most expensive (average of $381). 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 Key Largo to San Francisco

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

Top 6 airlines flying from Key Largo to San Francisco

Discover the top 6 airlines that operate flights from Key Largo to San Francisco. 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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$79Average$252FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$89Average$292FlexibilityNo cancel feeOn-time62%
DeltaCheapest$128Average$320FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$130Average$388FlexibilityNo cancel feeOn-time71%
FrontierCheapest$145Average$237FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$159Average$346FlexibilityNo cancel feeOn-time69%
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