$104+ Cheap flights from Key Largo, FL to San Diego (SAN)
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 2/24. 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 Diego 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 Diego are usually found in April or August, booked 78 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday
Cheap flight deals from Key Largo to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to San Diego (SAN). 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 January 22, 2025.
Round-trip from | $218 (Kiwi.com) |
|---|---|
One-way from | $104 (eDestinos) |
Popular in | January |
Cheapest in | April |
Average price | $429 |
Find flight deals from Key Largo to San Diego
Cheapest flights from Key Largo to San DiegoExplore the most affordable flight options available from Key Largo to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2025.
Explore the most affordable flight options available from Key Largo to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2025.
This Kiwi.com deal was found by Cheapflights users on 1/22. 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.
This Mytrip deal was found by Cheapflights users on 1/21. 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.
This eDestinos deal was found by Cheapflights users on 1/21. 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.
This American Airlines deal was found by Cheapflights users on 1/22. 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 Southwest deal was found by Cheapflights users on 1/22. 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.
This Delta deal was found by Cheapflights users on 1/21. 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 United Airlines deal was found by Cheapflights users on 1/20. 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.
Find flights from Key Largo to San Diego within your budget
Customize your flight search to find flights from Key Largo to San Diego 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 January 22, 2025.
Fly from
Fly to
Route
Depart
Return
Price
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Sat 2/1
6:00 am-2:57 pm
1 stop11h 57m
San Diego
Thu 2/6
1:31 pm-11:37 pm
1 stop7h 06m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Sat 2/8
7:52 am-3:26 pm
1 stop10h 34m
San Diego
Thu 2/13
9:56 am-5:00 am
1 stop16h 04m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Thu 2/20
1:29 pm-9:29 am
1 stop23h 00m
San Diego
Thu 2/27
2:48 pm-2:34 pm
2 stops20h 46m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Tue 3/4
7:49 pm-10:33 pm
Nonstop5h 44m
San Diego
Tue 3/11
10:15 pm-6:04 am
Nonstop4h 49m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Thu 2/20
1:25 pm-10:15 pm
1 stop11h 50m
San Diego
Wed 2/26
6:45 am-8:50 pm
1 stop11h 05m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Thu 6/12
8:05 am-1:59 pm
1 stop8h 54m
San Diego
Tue 6/17
12:50 pm-1:00 am
1 stop9h 10m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Fri 3/14
7:52 pm-9:14 pm
2 stops28h 22m
San Diego
Mon 3/17
6:15 am-6:47 pm
1 stop9h 32m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Thu 2/13
1:05 pm-8:18 pm
1 stop10h 13m
San Diego
Tue 2/18
7:19 pm-11:16 am
2 stops12h 57m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Mon 2/24
10:23 pm-7:18 pm
2 stops23h 55m
MiamiSan Diego
MIA - SAN
MIASAN
Miami
Mon 2/17
8:55 pm-2:01 pm
1 stop20h 06m
Best time to book a flight from Key Largo to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Key Largo with our price prediction graph.
Travel insights for flights from Key Largo to San Diego
Get recent, data-driven insights about flights from Key Largo to San Diego including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Key Largo to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Key Largo to San Diego. Price data was last updated on January 17, 2025.
To ensure you get the cheapest price possible for a flight from Key Largo to San Diego, you should look to book at least 78 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 Key Largo to San Diego?
Currently, August is the cheapest month in which you can book a flight from Key Largo to San Diego (average of $286). Flying from Key Largo to San Diego in March is currently the most expensive (average of $366). 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 SAN?
Find hourly flight availability from Key Largo to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 22, 2025.
When flying from Key Largo to San Diego, 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 Diego?
Use this chart to determine the cheapest time to fly round-trip from Key Largo to San Diego. Price data was last updated on May 12, 2024.
Travelers seeking maximum savings on their Key Largo to San Diego flight should consider departing on Tuesday 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 Diego
Explore weekly flight availability from Key Largo to San Diego. 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 January 22, 2025.
The most flights from KE9 to SAN are scheduled on a Tuesday (8 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in San Diego by month
Plan your trip to San Diego by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.
Temperature in San Diego by month
Plan your trip to San Diego by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated January 22, 2025.
Read reviews from past customers who have flown Spirit Airlines, Frontier and American Airlines from Key Largo to San Diego. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
No issues. I needed pre boarding and I was able to get it without issue
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
No issues. I needed pre boarding and I was able to get it without issue
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
No issues. I needed pre boarding and I was able to get it without issue
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
No issues. I needed pre boarding and I was able to get it without issue
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
No issues. I needed pre boarding and I was able to get it without issue
Entertainment
Crew
Comfort
Overall
Boarding
Food
Reviews
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 Diego. 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 Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Key Largo to San Diego
Discover the top 8 airlines that operate flights from Key Largo to San Diego. 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 January 22, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$116 | Average$239 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$121 | Average$206 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$297 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$438 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$189 | Average$368 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$198 | Average$392 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$234 | Average$302 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$297 | Average$426 | FlexibilityNo cancel fee | On-time63% |