$105+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Key Largo to San Francisco 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.The best prices from Key Largo to San Francisco are usually found in January or October, booked 65 days in advance, depart on a Thursday or Wednesday and return on a Monday
Cheap flight deals from Key Largo to San Francisco
Keep the following information in mind while searching for Key Largo to San Francisco flight deals. Data was last updated February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Kiwi.com) |
One-way from | $105 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $305 |
Find flight deals from Key Largo to San Francisco
Cheapest flights from Key Largo to San FranciscoExplore 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 February 20, 2025.
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 February 20, 2025.
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 2/19. 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.
This United Airlines deal was found by Cheapflights users on 2/20. 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.
This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 2/20. 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.
This Southwest deal was found by Cheapflights users on 2/19. 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.
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 2,558,603 searches. Data last updated February 20, 2025.
Fly from
Fly to
Route
Depart
Return
Price
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Fri 4/18
6:25 am-7:40 am
1 stop28h 15m
San Francisco
Wed 4/30
11:38 pm-3:00 pm
1 stop12h 22m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Tue 3/4
5:00 pm-8:30 pm
Nonstop6h 30m
San Francisco
Wed 3/5
1:27 pm-9:47 pm
Nonstop5h 20m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Wed 4/30
8:24 am-11:55 am
Nonstop6h 31m
San Francisco
Sat 5/10
7:00 am-3:37 pm
Nonstop5h 37m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Thu 3/6
6:25 am-1:33 pm
1 stop10h 08m
San Francisco
Wed 3/12
10:46 am-10:04 pm
1 stop8h 18m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Thu 3/6
7:50 am-2:57 pm
1 stop10h 07m
San Francisco
Wed 3/12
7:10 am-8:01 pm
1 stop9h 51m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Fri 5/2
7:45 am-2:45 pm
1 stop10h 00m
San Francisco
Mon 5/5
6:35 am-9:35 pm
2 stops12h 00m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Sun 2/23
7:52 pm-8:52 am
1 stop16h 00m
San Francisco
Wed 2/26
4:12 pm-6:47 pm
1 stop23h 35m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Thu 2/27
7:40 pm-11:20 pm
Nonstop6h 40m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Fri 4/18
6:25 am-7:30 am
1 stop28h 05m
MiamiSan Francisco
MIA - SFO
MIASFO
Miami
Fri 3/7
8:09 am-11:45 am
Nonstop6h 36m
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.
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 February 14, 2025.
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 65 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 $403). 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 February 20, 2025.
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. Saturday 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 February 20, 2025.
The most flights from KE9 to SFO are scheduled on a Thursday (28 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (23 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 February 20, 2025.
To help decide which airline to fly from Key Largo to San Francisco, see what other customers have to say about Southwest, Alaska Airlines and Delta. 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.
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
Food
Boarding
Comfort
Overall
Crew
Entertainment
Reviews
Christine,Aug 2024
DEN - LGB
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.
Traveling to a place near Key Largo?
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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 2,558,603 searches. Data last updated February 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$187 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$89 | Average$305 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$109 | Average$416 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$128 | Average$298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$134 | Average$321 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$178 | Average$347 | FlexibilityNo cancel fee | On-time69% |