HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San José

$111+ Cheap flights from Key Largo, FL to San José (SJO)

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SJO
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to San José 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.

Cheapflights Tip: The best prices from Key Largo to San José Juan Santamaria Intl are usually found in October or September, booked 76 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap flight deals from Key Largo to San José

Keep the following information in mind while searching for Key Largo to San José flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(Cheapflightsfares)

One-way from

$113
(Orbitz)

Popular in

December

Cheapest in

October

Average price

$379
Provider with most accurate pricing for Miami-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-San José Juan Santamaria Intl flights.
Search Deals
From Key Largo to San José Juan Santamaria Intl
Search Deals
One-way flight from Key Largo to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Key Largo to San José

Cheapest flights from Key Largo to San José
Explore the most affordable flight options available from Key Largo to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/89:40 pmMIA - SJO
Nonstop3h 00mAvianca
Tue 4/158:25 amSJO - MIA
Nonstop2h 50mAvianca
Deal found 3/25$240
This American Airlines deal was found by Cheapflights users on 3/24. 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 6/127:09 pmMIA - SJO
Nonstop3h 00mAmerican Airlines
Wed 6/186:18 amSJO - MIA
Nonstop3h 00mAmerican Airlines
Deal found 3/24$251
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Thu 5/82:16 pmMIA - SJO
1 stop6h 32mCopa Airlines
Tue 5/1310:57 amSJO - MIA
1 stop7h 02mCopa Airlines
Deal found 3/24$252
This Trip.com deal was found by Cheapflights users on 3/24. 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.
Sat 8/92:28 pmMIA - SJO
Nonstop2h 49mMultiple Airlines
Mon 8/256:10 amSJO - MIA
1 stop12h 00mMultiple Airlines
Deal found 3/24$260
This Delta deal was found by Cheapflights users on 3/24. 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 9/306:00 amMIA - SJO
1 stop7h 53mDelta
Wed 10/81:13 pmSJO - MIA
1 stop7h 38mDelta
Deal found 3/24$318
This Mytrip deal was found by Cheapflights users on 3/24. 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.
Wed 4/238:58 amMIA - SJO
2 stops27h 26mSpirit Airlines
Wed 4/3012:23 pmSJO - MIA
2 stops17h 30mSpirit Airlines
Deal found 3/24$324
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Mon 6/28:40 amMIA - SJO
1 stop27h 31mUnited Airlines
Fri 6/135:30 amSJO - MIA
1 stop15h 15mUnited Airlines
Deal found 3/24$344

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo to San José 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 March 25, 2025.
Use the filters below to find and compare flights from Key Largo to San José that are best for you.

Fly from

Key Largo

Fly to

San José

Route

Depart

Return

Price

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 4/8

9:40 pm-10:40 pm

Nonstop3h 00m

San José Juan Santamaria Intl

Tue 4/15

8:25 am-1:15 pm

Nonstop2h 50m

$240

MiamiSan José

MIA - SJO

MIASJO

Miami

Thu 5/8

2:16 pm-6:48 pm

1 stop6h 32m

San José Juan Santamaria Intl

Tue 5/13

10:57 am-7:59 pm

1 stop7h 02m

$252

MiamiSan José

MIA - SJO

MIASJO

Miami

Tue 6/17

7:09 pm-8:09 pm

Nonstop3h 00m

San José Juan Santamaria Intl

Tue 6/24

6:18 am-11:18 am

Nonstop3h 00m

$265

MiamiSan José

MIA - SJO

MIASJO

Miami

Thu 7/24

3:25 pm-11:35 pm

2 stops10h 10m

San José Juan Santamaria Intl

Sun 8/24

8:14 am-12:57 pm

Nonstop2h 43m

$275

MiamiSan José

MIA - SJO

MIASJO

Miami

Wed 4/23

11:15 am-10:24 am

3 stops25h 09m

San José Juan Santamaria Intl

Sun 4/27

12:55 am-7:53 am

2 stops28h 58m

$368

MiamiSan José

MIA - SJO

MIASJO

Miami

Fri 7/4

2:28 pm-3:17 pm

Nonstop2h 49m

$111

MiamiSan José

MIA - SJO

MIASJO

Miami

Wed 5/28

2:09 pm-7:35 pm

1 stop7h 26m

$113

MiamiSan José

MIA - SJO

MIASJO

Miami

Fri 4/4

5:45 pm-11:15 am

2 stops19h 30m

$115

MiamiSan José

MIA - SJO

MIASJO

Miami

Sat 3/29

7:03 pm-8:03 pm

Nonstop3h 00m

$116

MiamiSan José

MIA - SJO

MIASJO

Miami

Fri 5/23

6:20 am-9:59 am

1 stop5h 39m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 18 results
1
2

Best time to book a flight from Key Largo to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to San José

How far ahead should I book a flight from Key Largo to San José, San José Province?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to San José. Price data was last updated on March 21, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to San José, San José Province. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Key Largo to San José, San José Province?

Currently, September is the cheapest month in which you can book a flight from Key Largo to San José, San José Province (average of $398). Flying from Key Largo to San José, San José Province in March is currently the most expensive (average of $555). 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 SJO?

Find hourly flight availability from Key Largo to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

When flying from Key Largo to San José, San José Province, 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 José, San José Province?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to San José. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Key Largo to San José, San José Province flight should consider departing on Monday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to San José, San José Province

Explore weekly flight availability from Key Largo to San José. 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 March 25, 2025.

The most flights from KE9 to SJO are scheduled on a Friday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in San José by month

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

In terms of precipitation, rainfall in San José, San José Province ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 in.

Temperature in San José by month

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

If weather is an important factor for your trip to San José, San José Province, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated March 25, 2025.
Read through reviews of airlines operating flights from Key Largo to San José, such as Japan Airlines, Delta and Southwest. 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.
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,440 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Delta
8.0
Very good
7,890 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Southwest
8.0
Very good
4,272 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Copa Airlines
7.6
Good
1,393 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
LATAM Airlines
7.5
Good
1,749 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Food

7.7

Overall

8.3

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

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

    Most people fly into San José Juan Santamaria Intl (SJO) if they book a flight to San José from Key Largo. On average, Juan Santamaria Intl has 9 inbound flights from Key Largo per day from 6 airlines. San José Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

  • How popular is this Key Largo to San José, San José Province flight route?

    This flight path from Key Largo to San José Juan Santamaria Intl was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    One-way options have recently been found by users for as low as $113 on Arajet. Other airlines that offer cheap prices include Avianca from $115 and Copa Airlines from $126 one-way.

  • What are the most reliable airlines from Key Largo to San José, San José Province?

    Before booking your flight to San José, San José Province from Key Largo, check out the most reliable airlines to get you to your destination on time: American Airlines (82%), Iberia (82%), British Airways( 80%).

  • What are the cheapest flights from Key Largo to San José, San José Province?

    Looking for the cheapest flight from Key Largo to San José, San José Province? While on average our users pay $690, our data indicates the cheapest price to be $120. The most popular route (Miami - San José Juan Santamaria Intl), is priced around $206.

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

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

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

    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 José.

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

    Yes. Cheapflights offers flight deals from Key Largo to San José 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 Key Largo to San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Key Largo to San José, San José Province (average of $398). Flying from Key Largo to San José, San José Province in March is currently the most expensive (average of $555). 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

Traveling to a place near Key Largo?

Book flights to Key Largo if you plan to visit one of these locations
Manuel Antonio
Heredia
Jacó
Alajuela
Monteverde

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 Key Largo to San José

See prices for flight routes from nearby airports that may be better suited for you.
Fort Lauderdale to San José flights
Orlando to San José flights
Miami to San José flights
Miami to Liberia flights
Tampa to San José flights
Orlando to Liberia flights
Jacksonville to San José flights
West Palm Beach to San José flights
Tampa to Liberia flights
Fort Lauderdale to Liberia flights
Pensacola to Liberia flights
Jacksonville to Liberia flights
West Palm Beach to Liberia flights
Fort Myers to San José flights
Pensacola to San José flights
Panama City to San José flights
Tallahassee to San José flights
Fort Myers to Liberia flights
Gainesville to San José flights
Sarasota to San José flights
Panama City to Liberia flights
Sarasota to Liberia flights
Valparaiso to San José flights
Daytona Beach to San José flights
Melbourne to San José flights
Orlando Sanford Intl to San José flights
Gainesville to Liberia flights
Key West to San José flights
Valdosta to San José flights
Daytona Beach to Liberia flights

Top 6 airlines flying from Key Largo to San José

Discover the top 6 airlines that operate flights from Key Largo to San José. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$153Average$263FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$161Average$339FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$199Average$366FlexibilityNo cancel feeOn-time62%
AviancaCheapest$211Average$280FlexibilityNo cancel feeOn-time71%
Volaris El SalvadorCheapest$234Average$249FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$282Average$569FlexibilityNo cancel feeOn-time71%
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.