SDF - SAL

$415 Find Cheap Flights from Louisville to San Salvador - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$633
Typical prices: $548-$650
Multiple Airlines
Mon 10/29Thu 11/1
SDF - SAL • 1 stop
Cheapest one-way
$415
Typical prices: $338-$472
American Airlines
Fri 12/14
SDF - SAL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Louisville and San Salvador. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 26% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Fort Lauderdale (FLL)
Cheapest • Avg $514 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 7h 41m (one-way)
Insights
Insights
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We hope you love your trip to San Salvador!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to San Salvador (SDF-SAL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to San Salvador

Thu, Feb 18 - Sat, Feb 27
Multiple Airlines Logo
10:00 am - 8:00 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
11h 00m1 stop Washington, D.C. Dulles Intl
Multiple Airlines Logo
9:35 am - 7:34 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
8h 59m1 stop Washington, D.C. Dulles Intl
$633Multiple Airlines
Thu, Oct 29 - Sun, Nov 1
Multiple Airlines Logo
9:55 am - 8:00 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
12h 05m1 stop Washington, D.C. Dulles Intl
Multiple Airlines Logo
10:05 pm - 10:34 amSAL  San Salvador El Salvador Intl-SDF Louisville Intl
11h 29m1 stop Washington, D.C. Dulles Intl
$633Multiple Airlines
Thu, Oct 29 - Thu, Nov 12
American Airlines Logo
6:00 am - 12:37 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
8h 37m1 stop Dallas/Fort Worth
American Airlines Logo
3:05 pm - 11:57 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
7h 52m1 stop Miami
$641American Airlines
Tue, Dec 1 - Wed, Dec 9
United Airlines Logo
2:11 pm - 9:45 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
8h 34m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
11:54 pm - 8:00 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
19h 06m1 stop Newark
$641United Airlines
Thu, Oct 29 - Thu, Nov 12
American Airlines Logo
8:18 pm - 11:31 amSDF  Louisville Intl-SAL San Salvador El Salvador Intl
17h 13m2 stops Charlotte Douglas Miami
American Airlines Logo
3:05 pm - 9:38 amSAL  San Salvador El Salvador Intl-SDF Louisville Intl
17h 33m2 stops Miami Chicago O'Hare Intl
$645American Airlines
Tue, Dec 1 - Tue, Dec 8
United Airlines Logo
8:55 am - 9:45 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
13h 50m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
2:05 am - 1:23 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
10h 18m1 stop Houston George Bush Intcntl
$645United Airlines
Tue, Dec 1 - Tue, Dec 8
United Airlines Logo
10:45 am - 9:45 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
12h 00m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
2:05 am - 1:24 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
10h 19m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$645United Airlines
Thu, Oct 29 - Thu, Nov 12
American Airlines Logo
6:00 am - 12:37 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
8h 37m1 stop Dallas/Fort Worth
American Airlines Logo
1:08 pm - 12:19 amSAL  San Salvador El Salvador Intl-SDF Louisville Intl
10h 11m2 stops Miami Charlotte Douglas
$645American Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
7:25 am - 7:40 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
14h 15m1 stop Houston George Bush Intcntl
Multiple Airlines Logo
8:00 am - 10:15 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
12h 15m1 stop Houston George Bush Intcntl
$715Multiple Airlines
Mon, Nov 30 - Wed, Dec 16
Delta Logo
7:05 am - 1:14 pmSDF  Louisville Intl-SAL San Salvador El Salvador Intl
7h 09m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:39 pm - 11:05 pmSAL  San Salvador El Salvador Intl-SDF Louisville Intl
7h 26m1 stop Atlanta Hartsfield-Jackson
$770Delta
Booking Insights

Price, demand and travel trends for Louisville to San Salvador flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Louisville to San Salvador with more confidence.

What's the cheapest day of the week to fly from Louisville to San Salvador?

Monday is the cheapest day of the week to fly from Louisville to San Salvador, it is 27% cheaper than the average day. Thursday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Louisville to San Salvador?

  • January is the cheapest month to fly from Louisville to San Salvador at $440 round-trip.
  • December ($1,081) and July ($888) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 145% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Louisville to San Salvador flights

Low season

September

Cheapest flight

$415
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Louisville to San Salvador

When to book flights from Louisville to San Salvador

Are your dates flexible? Find out the best times to travel from Louisville to San Salvador based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Louisville to San Salvador flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Louisville to San Salvador?

    Flights from Louisville to San Salvador usually depart from Louisville Intl (SDF) and arrive at San Salvador El Salvador Intl (SAL).

  • What cabin classes can I book on flights from Louisville to San Salvador?

    Only Economy Class is available on flights from Louisville to San Salvador.

  • Which airports do connecting flights from Louisville to San Salvador pass through?

    One-stop flights from Louisville to San Salvador most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 42% of one-stop connections
    • Miami (MIA) - 21% of one-stop connections
    • Dallas/Fort Worth (DFW) - 18% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 16% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Louisville to San Salvador?

    Yes. Being flexible with your travel dates can save you up to 35% on the Louisville to San Salvador route. Monday is the cheapest departure day at $440 round-trip on average, while Thursday is the most expensive at $676, a difference of $236. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Louisville to San Salvador?

    A nonstop flight from Louisville to San Salvador takes 0h 00m, covering 1,720 miles.

  • Do I need a passport to fly from Louisville to San Salvador?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Louisville to San Salvador changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $633 to $1,779. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Louisville to San Salvador looking right now?

    One-way fares from Louisville to San Salvador are currently higher than usual. Average one-way flight prices are about $538, which is 35% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Louisville to San Salvador?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 7h 41m, compared with 7h 50m via Dallas/Fort Worth (DFW) and 8h 12m via Miami (MIA).

  • What is the time difference between Louisville and San Salvador?

    San Salvador is 2 hours behind Louisville (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Salvador El Salvador Intl Airport (SAL)?

    San Salvador El Salvador Intl Airport (SAL) hosts 5 major car rental companies, with daily rates starting from around $8 for economy cars. Top options include:
    · Budget
    · Europcar
    · Hertz
    · Sixt
    · Avis

  • How much should I expect to pay for a Louisville to San Salvador flight?

    Round-trip flights from Louisville to San Salvador range from $548 to $650, with an average of $595 over the past 12 months. Anything below $548 counts as a good deal.

Your guide to booking Louisville to San Salvador flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Thursday. On this route, Monday flights average $440 - about $236 less than Thursday (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Louisville to San Salvador trip for January. Fares historically average $440 round-trip in that month - typically $641 less than the most expensive month, which is December (based on the last 12 months).

Everything you need to know for your flight from Louisville to San Salvador

Information on your arrival and departure airports

Louisville (SDF)
San Salvador (SAL)