SDF - SJU

$116 Find Cheap Flights from Louisville to San Juan - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$232
Typical prices: $351-$584
United Airlines
Sun 9/23Sun 9/30
SDF - SJU • 1 stop
Cheapest one-way
$116
Typical prices: $168-$287
United Airlines
Sat 10/6
SDF - SJU • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Louisville and San Juan Luis Munoz Marin Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
24 weeks
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 27% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Tampa (TPA)
Cheapest • Avg $384 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 6h 33m (one-way)
Insights
Insights
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We hope you love your trip to San Juan Luis Munoz Marin Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to San Juan (SDF-SJU)

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

Recent round-trip flight deals from Louisville to San Juan

Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
6:15 am - 1:53 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
7h 38m1 stop Newark
United Airlines Logo
7:00 am - 8:31 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
13h 31m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$232United Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
7:10 am - 8:38 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
13h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
1:25 pm - 11:41 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
10h 16m1 stop Newark
$232United Airlines
Fri, Sep 25 - Wed, Sep 30
American Airlines Logo
7:27 pm - 11:00 amSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
15h 33m2 stops Charlotte Douglas Miami
American Airlines Logo
3:41 pm - 11:22 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
7h 41m1 stop Charlotte Douglas
$232American Airlines
Thu, Sep 10 - Tue, Sep 15
American Airlines Logo
6:00 am - 8:47 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
14h 47m1 stop Miami
American Airlines Logo
3:41 pm - 11:22 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
7h 41m1 stop Charlotte Douglas
$232American Airlines
Fri, Sep 18 - Sat, Sep 26
Southwest Logo
6:00 pm - 11:55 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
5h 55m1 stop Orlando
Southwest Logo
5:05 am - 11:10 amSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
6h 05m1 stop Orlando
$291Southwest
Tue, Oct 6 - Mon, Oct 12
Southwest Logo
3:55 pm - 11:05 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
7h 10m1 stop Baltimore/Washington
Southwest Logo
10:50 pm - 11:30 amSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
12h 40m1 stop Orlando
$294Southwest
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
9:09 pm - 11:57 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
26h 48m1 stop Tampa
Multiple Airlines Logo
7:00 am - 6:45 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
11h 45m1 stop Fort Lauderdale
$335Multiple Airlines
Sat, Dec 12 - Thu, Dec 17
Delta Logo
9:00 am - 5:25 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
7h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:55 pm - 8:59 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
8h 04m1 stop Atlanta Hartsfield-Jackson
$364Delta
Sat, Dec 12 - Mon, Dec 21
Delta Logo
9:00 am - 5:25 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
7h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:45 pm - 9:41 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
6h 56m1 stop Detroit Metropolitan Wayne County
$364Delta
Fri, Sep 11 - Wed, Sep 23
Multiple Airlines Logo
7:59 pm - 4:50 pmSDF  Louisville Intl-SJU San Juan Luis Munoz Marin Intl
20h 51m2 stops Charleston Tampa
Multiple Airlines Logo
4:39 pm - 8:29 pmSJU  San Juan Luis Munoz Marin Intl-SDF Louisville Intl
27h 50m1 stop Tampa
$418Multiple Airlines
Booking Insights

Price, demand and travel trends for Louisville to San Juan Luis Munoz Marin Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Louisville to San Juan Luis Munoz Marin Intl Airport with more confidence.

How much is a round-trip flight from Louisville to San Juan Luis Munoz Marin Intl Airport?

Round-trip flights from Louisville to San Juan Luis Munoz Marin Intl Airport start at $232. Prices are below average for this route right now, with typical round-trip fares ranging from $351 to $584. The lowest price found in the past 5 days was $232 on United Airlines.

What's the cheapest day of the week to fly from Louisville to San Juan Luis Munoz Marin Intl Airport?

Sunday is the cheapest day of the week to fly from Louisville to San Juan Luis Munoz Marin Intl Airport, it is 9% cheaper than the average day. Friday is the most expensive day with flight prices 4% 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 Juan Luis Munoz Marin Intl Airport?

  • January is the cheapest month to fly from Louisville to San Juan Luis Munoz Marin Intl Airport at $345 round-trip.
  • December ($582) and July ($504) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 68% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Louisville to San Juan Luis Munoz Marin Intl Airport the cheapest?

Flights from Louisville to San Juan Luis Munoz Marin Intl Airport are cheapest 24 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Louisville to San Juan Luis Munoz Marin Intl Airport flights

Low season

September

Cheapest flight

$116
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly and prices are also 23% lower on average.
Flight from Louisville to San Juan Luis Munoz Marin Intl Airport

When to book flights from Louisville to San Juan

Are your dates flexible? Find out the best times to travel from Louisville to San Juan 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 Juan Luis Munoz Marin Intl Airport 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 Juan Luis Munoz Marin Intl Airport?

    Flights from Louisville to San Juan Luis Munoz Marin Intl Airport usually depart from Louisville Intl (SDF) and arrive at San Juan Luis Munoz Marin Intl (SJU).

  • What cabin classes can I book on flights from Louisville to San Juan Luis Munoz Marin Intl Airport?

    Two cabin classes are available on flights from Louisville to San Juan Luis Munoz Marin Intl Airport:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Louisville to San Juan Luis Munoz Marin Intl Airport pass through?

    One-stop flights from Louisville to San Juan Luis Munoz Marin Intl Airport most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 38% of one-stop connections
    • Baltimore/Washington (BWI) - 14% of one-stop connections
    • Charlotte Douglas (CLT) - 14% of one-stop connections
    • Orlando (MCO) - 13% 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 Juan Luis Munoz Marin Intl Airport?

    On the Louisville to San Juan Luis Munoz Marin Intl Airport route, being flexible with your departure day can save you up to 12%. Sunday is the cheapest day at $433 round-trip on average, while Friday is the most expensive at $491: a $58 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in San Juan Luis Munoz Marin Intl Airport?

    Some of the most popular sights in San Juan Luis Munoz Marin Intl Airport are Viejo San Juan, Condado Beach and Puerto Rico Convention Center. These are among the most viewed places in San Juan Luis Munoz Marin Intl Airport on KAYAK.

  • How expensive are last-minute Louisville to San Juan Luis Munoz Marin Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 22% above the route average of $472. Book 24 weeks before departure for the lowest fares.

  • How long is a flight from Louisville to San Juan Luis Munoz Marin Intl Airport?

    A nonstop flight from Louisville to San Juan Luis Munoz Marin Intl Airport takes 0h 00m, covering 1,807 miles.

  • Do I need a passport to fly from Louisville to San Juan Luis Munoz Marin Intl Airport?

    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 Juan Luis Munoz Marin Intl Airport 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 $232 to $1,524. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Louisville to San Juan Luis Munoz Marin Intl Airport looking right now?

    One-way fares from Louisville to San Juan Luis Munoz Marin Intl Airport are currently lower than usual. Average one-way flight prices are about $216, which is 7% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Louisville to San Juan Luis Munoz Marin Intl Airport?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 6h 33m, compared with 6h 57m via Charlotte Douglas (CLT) and 7h 08m via Baltimore/Washington (BWI).

  • What car rental options are available at San Juan Luis Munoz Marin Intl Airport (SJU)?

    San Juan Luis Munoz Marin Intl Airport (SJU) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Routes Car & Truck Rentals
    · U-Save
    · Payless
    · Hertz
    · Europcar

  • How much should I expect to pay for a Louisville to San Juan Luis Munoz Marin Intl Airport flight?

    Round-trip flights from Louisville to San Juan Luis Munoz Marin Intl Airport range from $351 to $584, with an average of $472 over the past 12 months. Anything below $351 counts as a good deal.

Your guide to booking Louisville to San Juan Luis Munoz Marin Intl Airport 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 Sunday departure instead of Friday. On this route, Sunday flights average $433 - about $58 less than Friday (12% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 24 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Louisville to San Juan Luis Munoz Marin Intl Airport trip for January. Fares historically average $345 round-trip in that month - typically $237 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Juan Luis Munoz Marin Intl Airport.
    - Coral by The Sea Hotel
    - Hampton Inn & Suites by Hilton San Juan
    - San Juan Airport Hotel

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

Information on your arrival and departure airports

Louisville (SDF)
Luis Munoz Marin Intl (SJU)