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$35+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SAL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 February or September, booked 38 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Cheap 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 December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Fri 12/267:30 amMIA - SAL
Nonstop3h 05mFrontier
Mon 12/298:24 pmSAL - MIA
Nonstop2h 42mFrontier
Deal found 12/17$173
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:40 pmMIA - SAL
Nonstop2h 50mMultiple Airlines
Wed 12/318:24 pmSAL - MIA
Nonstop2h 42mMultiple Airlines
Deal found 12/16$186
This Priceline deal was found by Cheapflights users on 12/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:40 pmMIA - SAL
Nonstop2h 50mMultiple Airlines
Fri 1/97:21 pmSAL - MIA
Nonstop2h 42mMultiple Airlines
Deal found 12/17$192
This Mytrip deal was found by Cheapflights users on 12/17. 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.
Fri 12/268:23 pmMIA - SAL
Nonstop2h 56mMultiple Airlines
Thu 1/19:55 amSAL - MIA
1 stop4h 25mMultiple Airlines
Deal found 12/17$195
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/252:40 pmMIA - SAL
Nonstop2h 50mMultiple Airlines
Mon 12/298:24 pmSAL - MIA
Nonstop2h 42mMultiple Airlines
Deal found 12/17$196
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Sat 12/272:40 pmMIA - SAL
Nonstop2h 50mMultiple Airlines
Mon 12/298:24 pmSAL - MIA
Nonstop2h 42mMultiple Airlines
Deal found 12/16$204
This Mytrip deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:24 pmMIA - SAL
1 stop5h 12mVolaris El Salvador
Mon 12/295:30 amSAL - MIA
1 stop5h 22mVolaris El Salvador
Deal found 12/17$210
This Booking.com deal was found by Cheapflights users on 12/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:23 pmMIA - SAL
Nonstop2h 56mMultiple Airlines
Fri 1/27:35 amSAL - MIA
Nonstop2h 40mMultiple Airlines
Deal found 12/17$217
This Priceline deal was found by Cheapflights users on 12/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:30 amMIA - SAL
Nonstop3h 05mMultiple Airlines
Wed 1/145:35 pmSAL - MIA
Nonstop2h 40mMultiple Airlines
Deal found 12/16$221

Find 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 December 18, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$115
(Travelocity)

One-way from

$35
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$398
Provider with most accurate pricing for Miami-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-San Salvador El Salvador Intl flights.
Search Deals
From Key Largo to San Salvador El Salvador Intl
Search Deals
One-way flight from Key Largo to San Salvador El Salvador Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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 1/16

1:24 pm-5:36 pm

1 stop5h 12m

San Salvador El Salvador Intl

Sun 1/18

5:30 am-11:52 am

1 stop5h 22m

$115

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Mon 1/12

1:24 pm-5:36 pm

1 stop5h 12m

San Salvador El Salvador Intl

Mon 1/19

7:34 am-11:12 am

Nonstop2h 38m

$115

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Fri 2/20

1:24 pm-5:36 pm

1 stop5h 12m

San Salvador El Salvador Intl

Sun 3/1

7:34 am-11:12 am

Nonstop2h 38m

$115

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Fri 2/20

1:24 pm-5:36 pm

1 stop5h 12m

San Salvador El Salvador Intl

Mon 3/2

7:34 am-11:12 am

Nonstop2h 38m

$116

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 2/19

7:05 am-8:55 am

Nonstop2h 50m

San Salvador El Salvador Intl

Mon 3/2

5:30 am-11:52 am

1 stop5h 22m

$162

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 2/26

12:45 pm-4:10 pm

1 stop4h 25m

San Salvador El Salvador Intl

Mon 3/2

5:30 am-11:52 am

1 stop5h 22m

$165

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 2/19

7:05 am-8:55 am

Nonstop2h 50m

San Salvador El Salvador Intl

Mon 2/23

7:34 am-11:12 am

Nonstop2h 38m

$165

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Sat 2/14

1:33 pm-6:19 pm

1 stop5h 46m

San Salvador El Salvador Intl

Mon 2/23

7:34 am-11:12 am

Nonstop2h 38m

$184

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Thu 2/26

4:50 pm-8:30 pm

1 stop4h 40m

San Salvador El Salvador Intl

Sun 3/1

9:55 am-3:20 pm

1 stop4h 25m

$185

MiamiSan Salvador

MIA - SAL

MIASAL

Miami

Wed 2/18

4:50 pm-8:30 pm

1 stop4h 40m

San Salvador El Salvador Intl

Mon 3/2

7:35 am-11:15 am

Nonstop2h 40m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 18 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 December 12, 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 38 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, October is the cheapest month in which you can book a flight from Key Largo to San Salvador (average of $72). Flying from Key Largo to San Salvador in June is currently the most expensive (average of $154). 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 December 18, 2025.

When flying from Key Largo to San Salvador, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 31% versus a flight in the evening.

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 December 13, 2025.

Travelers seeking maximum savings on their Key Largo to San Salvador flight should consider departing on Thursday evenings when fares are most often at their lowest. Friday 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 December 18, 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 (4 on average).

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 December 18, 2025.
Get a feel of what it's like to fly with Copa Airlines, Volaris El Salvador, and American Airlines from Key Largo to San Salvador by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Copa Airlines
7.6
Good
1,556 reviews
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Volaris El Salvador
7.4
Good
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
American Airlines
7.2
Good
11,055 reviews
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Avianca
6.6
Okay
2,490 reviews
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Frontier
5.8
Fair
3,081 reviews
Copa Airlines
7.6
Good
1,556 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

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 7 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 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Key Largo to San Salvador can take about 5h 12m. Volaris El Salvador provides one of the quickest options available for as low as $115. The distance between Key Largo and San Salvador is about 1025 mi.

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

    $34 is the cheapest one-way deal found within the past few days, from Volaris El Salvador. You may also be able to find cheap deals on Frontier and Avianca, with prices starting from $46 and $74, 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 (97%), Avianca (97%), Avianca (97%).

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

    Looking at all options, your cheapest flight can be booked for $34. While the most popular route (Miami - San Salvador El Salvador Intl) can be booked for $103 on average, our data indicates $222 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, October is the cheapest month in which you can book a flight from Key Largo to San Salvador (average of $72). Flying from Key Largo to San Salvador in June is currently the most expensive (average of $154). 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 San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Acajutla
Sonsonate
El Cuco
La Libertad

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Volaris El SalvadorCheapest$110Average$182FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$134Average$306FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$143Average$298FlexibilityNo cancel feeOn-time65%
FrontierCheapest$152Average$345FlexibilityNo cancel feeOn-time62%
AviancaCheapest$166Average$246FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$235Average$375FlexibilityNo cancel feeOn-time71%

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