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$72+ Cheap flights from Key Largo, FL to San Salvador (SAL)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SAL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to San Salvador El Salvador Intl are usually found in January or February, booked 83 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Key Largo to San Salvador

Keep the following information in mind while searching for Key Largo to San Salvador flight deals. Data was last updated June 12, 2025.

Round-trip from

$184
(Cheapflightsfares)

One-way from

$72
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$301
From Key Largo to San Salvador El Salvador Intl
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One-way flight from Key Largo to San Salvador El Salvador Intl
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Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Key Largo to San Salvador

Cheapest flights from Key Largo to San Salvador
Explore the most affordable flight options available from Key Largo to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Fri 6/209:40 pmMIA - SAL
1 stop10h 45mAvianca
Wed 8/138:15 amSAL - MIA
1 stop9h 55mAvianca
Deal found 6/11$184
This Trip.com deal was found by Cheapflights users on 6/10. 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.
Mon 6/168:11 pmMIA - SAL
Nonstop2h 41mVolaris El Salvador
Fri 6/206:40 amSAL - MIA
Nonstop2h 32mVolaris El Salvador
Deal found 6/10$188
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/33:10 pmMIA - SAL
Nonstop2h 45mMultiple Airlines
Sun 7/65:30 amSAL - MIA
Nonstop5h 27mMultiple Airlines
Deal found 6/11$198
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/144:53 pmMIA - SAL
1 stop9h 05mUnited Airlines
Sun 8/171:15 amSAL - MIA
1 stop7h 49mUnited Airlines
Deal found 6/10$280

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo to San Salvador 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 June 12, 2025.
Use the filters below to find and compare flights from Key Largo to San Salvador that are best for you.

Fly from

Key Largo

Fly to

San Salvador

Route

Depart

Return

Price

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Fri 6/20

9:40 pm-6:25 am

1 stop10h 45m

San Salvador El Salvador Intl

Wed 8/13

8:15 am-8:10 pm

1 stop9h 55m

$184

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Mon 6/16

8:11 pm-8:52 pm

Nonstop2h 41m

San Salvador El Salvador Intl

Fri 6/20

6:40 am-11:12 am

Nonstop2h 32m

$188

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 7/3

3:10 pm-3:55 pm

Nonstop2h 45m

San Salvador El Salvador Intl

Sun 7/6

5:30 am-12:57 pm

Nonstop5h 27m

$198

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 8/14

4:53 pm-11:58 pm

1 stop9h 05m

San Salvador El Salvador Intl

Sun 8/17

1:15 am-11:04 am

1 stop7h 49m

$280

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Fri 6/20

6:01 am-8:23 pm

1 stop16h 22m

San Salvador El Salvador Intl

Wed 8/13

5:00 am-2:36 pm

1 stop7h 36m

$349

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Mon 6/16

5:35 am-5:40 pm

1 stop14h 05m

$72

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Sun 6/15

8:11 pm-8:52 pm

Nonstop2h 41m

$90

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Tue 7/8

7:20 pm-12:39 pm

3 stops43h 19m

$157

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Wed 6/25

6:26 pm-12:09 pm

2 stops19h 43m

$171

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Sat 6/21

6:30 am-11:58 pm

1 stop19h 28m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
1
2

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to San Salvador. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Key Largo to San Salvador, you should look to book at least 47 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 Salvador?

Currently, September is the cheapest month in which you can book a flight from Key Largo to San Salvador (average of $260). Flying from Key Largo to San Salvador in December is currently the most expensive (average of $588). 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 SAL?

Find hourly flight availability from Key Largo to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Key Largo to San Salvador, 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 Salvador?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to San Salvador. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Key Largo to San Salvador flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday 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 Salvador

Explore weekly flight availability from Key Largo to San Salvador. 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 June 12, 2025.

The most flights from KE9 to SAL are scheduled on a Wednesday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in San Salvador by month

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

In terms of precipitation, rainfall in San Salvador ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. February is typically the driest time to visit San Salvador when rainfall is around 0.0 in.

Temperature in San Salvador by month

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

If weather is an important factor for your trip to San Salvador, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. 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 Salvador. Reviews last updated June 12, 2025.
See what other customers who have flown with Copa Airlines, Aeromexico and United Airlines from Key Largo to San Salvador have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,451 reviews

Food

6.8

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.5
Good
1,451 reviews
Copa Airlines
7.5
Good
1,451 reviews

Food

6.8

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Aeromexico
7.5
Good
1,706 reviews
Copa Airlines
7.5
Good
1,451 reviews

Food

6.8

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
United Airlines
7.4
Good
8,790 reviews
Copa Airlines
7.5
Good
1,451 reviews

Food

6.8

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.5
Good
1,451 reviews

Food

6.8

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

Related info for your journey

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

    Located just 20.5 mi from the city center, San Salvador El Salvador Intl is the airport most travelers will use when flying to San Salvador from Key Largo. Booking flights from Key Largo to El Salvador Intl (SAL) should be relatively easy as there are 8 daily inbound flights from Key Largo from 6 different airlines.

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

    The Key Largo to San Salvador El Salvador Intl flight path was viewed by 22 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 Salvador one-way?

    $72 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on Volaris El Salvador and Spirit Airlines, with prices starting from $90 and $157, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Key Largo to San Salvador on time: Air Canada (95%), Avianca (95%), United Airlines (95%).

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

    Looking at all options, your cheapest flight can be booked for $74. While the most popular route (Miami - San Salvador El Salvador Intl) can be booked for $155 on average our data indicates $194 when flying from Key Largo to San Salvador.

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

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

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

    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 Salvador.

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

    Yes. Cheapflights offers flight deals from Key Largo to San Salvador 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 Salvador?

    Currently, September is the cheapest month in which you can book a flight from Key Largo to San Salvador (average of $260). Flying from Key Largo to San Salvador in December is currently the most expensive (average of $588). 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
Sonsonate
La Libertad
El Cuco
Acajutla

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Top 6 airlines flying from Key Largo to San Salvador

Discover the top 6 airlines that operate flights from Key Largo to San Salvador. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$106Average$305FlexibilityNo cancel feeOn-time65%
VolarisCheapest$132Average$307FlexibilityNo cancel feeOn-time79%
Volaris El SalvadorCheapest$142Average$192FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$173Average$251FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$227Average$328FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$282Average$397FlexibilityNo cancel feeOn-time71%

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