$311+ Cheap flights from Louisville (SDF) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAL
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to San Salvador with Cheapflights
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to San Salvador
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Cheapest flights from Louisville to San SalvadorExplore the most affordable flight options available from Louisville to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Louisville to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 am
SDF
- SAL
1 stop10h 00m
Multiple Airlines
Thu 11/1210:05 pm
SAL
- SDF
1 stop11h 29m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$592
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:12 pm
SDF
- SAL
1 stop7h 48m
Multiple Airlines
Sat 10/248:00 am
SAL
- SDF
1 stop9h 55m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$601
This United Airlines deal was found by Cheapflights users on 7/28. 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 11/267:00 am
SDF
- SAL
1 stop15h 19m
United Airlines
Sun 12/62:00 am
SAL
- SDF
1 stop16h 35m
United Airlines
Deal found 7/28![United Airlines logo]()
$621
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 12/16:31 pm
SDF
- SAL
2 stops19h 53m
American Airlines
Wed 12/96:00 am
SAL
- SDF
2 stops12h 42m
American Airlines
Deal found 7/26![American Airlines logo]()
$625
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:25 am
SDF
- SAL
1 stop10h 35m
Multiple Airlines
Sun 8/309:35 am
SAL
- SDF
1 stop7h 40m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$638
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/59:40 am
SDF
- SAL
1 stop13h 09m
United Airlines
Fri 10/96:00 am
SAL
- SDF
1 stop14h 10m
United Airlines
Deal found 7/28![United Airlines logo]()
$651
This Avianca deal was found by Cheapflights users on 7/29. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:25 am
SDF
- SAL
1 stop14h 15m
Multiple Airlines
Sat 9/199:35 am
SAL
- SDF
1 stop8h 34m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$657
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 10/215:57 pm
SDF
- SAL
2 stops19h 34m
American Airlines
Sat 10/241:43 pm
SAL
- SDF
2 stops20h 28m
American Airlines
Deal found 7/26![American Airlines logo]()
$660
Best flights from Louisville to San SalvadorDiscover carefully curated flight deals from Louisville to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Louisville to San Salvador that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This United Airlines deal was found by Cheapflights users on 7/28. 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 11/267:00 am
SDF
- SAL
1 stop15h 19m
United Airlines
Sun 12/62:00 am
SAL
- SDF
1 stop16h 35m
United Airlines
Deal found 7/28![United Airlines logo]()
$621
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/59:40 am
SDF
- SAL
1 stop13h 09m
United Airlines
Fri 10/91:50 pm
SAL
- SDF
2 stops17h 39m
United Airlines
Deal found 7/28![United Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 9/209:00 am
SDF
- SAL
2 stops29h 15m
United Airlines
Sun 10/46:00 am
SAL
- SDF
2 stops15h 59m
United Airlines
Deal found 7/26![United Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 12/110:00 am
SDF
- SAL
1 stop12h 51m
United Airlines
Tue 12/81:10 am
SAL
- SDF
1 stop17h 24m
United Airlines
Deal found 7/28![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 11/2710:37 am
SDF
- SAL
2 stops36h 08m
United Airlines
Mon 12/71:10 am
SAL
- SDF
2 stops10h 50m
United Airlines
Deal found 7/28![United Airlines logo]()
$672
Last-minute flights from Louisville to San SalvadorDiscover last-minute flight deals from Louisville to San Salvador. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to San Salvador. Data last updated July 29, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/66:15 am
SDF
- SAL
1 stop16h 34m
United Airlines
Tue 8/1110:45 pm
SAL
- SDF
1 stop11h 37m
United Airlines
Deal found 7/28![United Airlines logo]()
$722
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 8/97:03 am
SDF
- SAL
1 stop7h 45m
American Airlines
Wed 8/1212:29 pm
SAL
- SDF
2 stops20h 11m
American Airlines
Deal found 7/26![American Airlines logo]()
$721
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:15 am
SDF
- SAL
1 stop11h 45m
Multiple Airlines
Mon 8/1712:05 pm
SAL
- SDF
1 stop8h 10m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$718
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:45 am
SDF
- SAL
1 stop8h 15m
Multiple Airlines
Sat 8/299:35 am
SAL
- SDF
1 stop7h 40m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$696
This Avianca deal was found by Cheapflights users on 7/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:25 am
SDF
- SAL
1 stop10h 35m
Multiple Airlines
Sun 8/309:35 am
SAL
- SDF
1 stop7h 40m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$638
One-way flights from Louisville to San SalvadorSearch for one-way flight options from Louisville to San Salvador. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Louisville to San Salvador. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This American Airlines deal was found by Cheapflights users on 7/26. 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 12/36:00 am
SDF
- SAL
1 stop16h 49m
American Airlines
Deal found 7/26![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/207:12 pm
SDF
- SAL
2 stops18h 17m
American Airlines
Deal found 7/29![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Mon 12/76:00 am
SDF
- SAL
1 stop16h 49m
American Airlines
Deal found 7/26![American Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/206:55 pm
SDF
- SAL
3 stops47h 47m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 12/1412:38 pm
SDF
- SAL
2 stops42h 37m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 12/127:30 am
SDF
- SAL
3 stops18h 17m
United Airlines
Deal found 7/28![United Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Mon 12/711:39 am
SDF
- SAL
3 stops19h 26m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 7/26. 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 12/37:30 am
SDF
- SAL
3 stops18h 17m
United Airlines
Deal found 7/26![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 12/136:00 pm
SDF
- SAL
2 stops20h 19m
United Airlines
Deal found 7/28![United Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 12/154:57 pm
SDF
- SAL
2 stops20h 29m
American Airlines
Deal found 7/28![American Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 7/28. 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 12/147:30 am
SDF
- SAL
3 stops18h 17m
United Airlines
Deal found 7/28![United Airlines logo]()
$529
Find flight deals from Louisville to San Salvador
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to San Salvador (SAL). 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $592 (Avianca) |
One-way from | $311 (American Airlines) |
Popular in | December |
Cheapest in | October |
Average price | $888 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville 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 July 29, 2026.
Use the filters below to find and compare flights from Louisville to San Salvador that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Thu 11/26
7:00 am-9:19 pm
1 stop15h 19m
San Salvador El Salvador Intl
Sun 12/6
2:00 am-7:35 pm
1 stop16h 35m
$621
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Mon 10/5
9:40 am-8:49 pm
1 stop13h 09m
San Salvador El Salvador Intl
Fri 10/9
1:50 pm-9:29 am
2 stops17h 39m
$655
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Sun 9/20
9:00 am-12:15 pm
2 stops29h 15m
San Salvador El Salvador Intl
Sun 10/4
6:00 am-11:59 pm
2 stops15h 59m
$665
Quickest round-trip
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Tue 12/1
10:00 am-9:51 pm
1 stop12h 51m
San Salvador El Salvador Intl
Tue 12/8
1:10 am-7:34 pm
1 stop17h 24m
$668
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Fri 11/27
10:37 am-9:45 pm
2 stops36h 08m
San Salvador El Salvador Intl
Mon 12/7
1:10 am-1:00 pm
2 stops10h 50m
$672
Cheapest one-way
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Thu 12/3
8:06 pm-12:26 pm
2 stops17h 20m
$311
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Mon 12/7
8:06 pm-12:26 pm
2 stops17h 20m
$311
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Sat 12/12
7:30 am-12:47 am
3 stops18h 17m
$414
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Thu 12/3
7:30 am-12:47 am
3 stops18h 17m
$459
LouisvilleSan Salvador
SDF - SAL
SDFSAL
Louisville Intl
Sun 12/13
6:00 pm-1:19 pm
2 stops20h 19m
$523
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Louisville to San Salvador
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to San Salvador in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-San Salvador flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-San Salvador flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-San Salvador flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-San Salvador flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-San Salvador flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Louisville to San Salvador
Have a flexible travel schedule? Discover the best time to fly to San Salvador from Louisville with our price prediction graph.
SDF-SAL
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 Louisville to San Salvador
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 July 29, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Louisville to San Salvador. 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.
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Louisville to San Salvador. 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 San Salvador?
Book flights to San Salvador if you plan to visit one of these locationsAcajutla
La Libertad
Sonsonate
El Cuco
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Complete your trip
Complete your trip to San Salvador by adding a car rental and/or hotel reservation to your travel itinerary.
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Louisville and San Salvador flights
Browse other Louisville and San Salvador flight options. Last updated on July 29, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Salvador
Explore flights to San Salvador departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Top 2 airlines flying from Louisville to San Salvador
Discover the top 2 airlines that operate flights from Louisville 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$293 | Average$610 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$399 | Average$618 | FlexibilityNo cancel fee | On-time71% |