HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$138+ Cheap flights from Lafayette (LFT) to San Juan

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
LFT — SJU
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lafayette to San Juan with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Lafayette to San Juan

Cheapest flights from Lafayette to San Juan
Explore the most affordable flight options available from Lafayette to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This American Airlines deal was found by Cheapflights users on 3/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:07 pm
LFT
-
SJU
2 stops15h 04m
American Airlines
Sat 4/256:02 pm
SJU
-
LFT
2 stops17h 10m
American Airlines
Deal found 3/17$342
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Fri 5/16:12 pm
LFT
-
SJU
1 stop9h 20m
American Airlines
Sat 5/911:59 pm
SJU
-
LFT
1 stop11h 13m
American Airlines
Deal found 3/22$410
This United Airlines deal was found by Cheapflights users on 3/19. 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 9/2112:05 pm
LFT
-
SJU
1 stop7h 33m
United Airlines
Wed 9/231:05 am
SJU
-
LFT
2 stops10h 52m
United Airlines
Deal found 3/19$420
This Faresmojo deal was found by Cheapflights users on 3/18. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:25 am
LFT
-
SJU
1 stop7h 59m
JetBlue
Sat 5/91:14 pm
SJU
-
LFT
1 stop9h 33m
JetBlue
Deal found 3/18$456
This Faresmojo deal was found by Cheapflights users on 3/19. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
LFT
-
SJU
1 stop6h 38m
JetBlue
Sun 5/317:30 am
SJU
-
LFT
1 stop10h 03m
JetBlue
Deal found 3/19$480

Find flight deals from Lafayette to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Lafayette (LFT) to San Juan (PR1). 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 March 22, 2026.

Round-trip from

$342
(American Airlines)

One-way from

$138
(American Airlines)

Popular in

December

Cheapest in

September
From Lafayette Regional to San Juan
Search Deals
One-way flight from Lafayette Regional to San Juan
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($67 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lafayette to San Juan 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 March 22, 2026.
Use the filters below to find and compare flights from Lafayette to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Fri 5/1

5:07 pm-9:11 am

2 stops15h 04m

San Juan Luis Munoz Marin Intl

Sat 5/9

11:59 pm-10:12 am

1 stop11h 13m

$410

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Fri 4/17

5:07 pm-9:11 am

2 stops15h 04m

San Juan Luis Munoz Marin Intl

Sat 4/25

11:59 pm-10:12 am

1 stop11h 13m

$410
Quickest round-trip

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Fri 4/17

3:15 pm-11:12 pm

1 stop6h 57m

San Juan Luis Munoz Marin Intl

Sat 4/25

6:15 am-3:14 pm

1 stop9h 59m

$516
Cheapest one-way

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Sat 4/25

5:07 pm-9:13 am

2 stops15h 06m

$138
Quickest one-way

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Sat 4/25

4:00 pm-11:12 pm

1 stop6h 12m

$163

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Tue 8/4

5:36 pm-9:42 am

2 stops15h 06m

$165

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Tue 8/4

5:15 am-3:42 pm

1 stop9h 27m

$237

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Mon 8/3

5:36 pm-9:43 am

2 stops15h 07m

$245

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Wed 5/27

1:53 pm-11:39 pm

1 stop8h 46m

$255

LafayetteSan Juan

LFT - SJU

LFTSJU

Lafayette Regional

Sat 4/25

4:06 pm-5:38 pm

3 stops24h 32m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Sorted by cheapest first

Best time to book a flight from Lafayette to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Lafayette 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 Lafayette to San Juan

What is the cheapest month to book a flight from Lafayette to San Juan?

Currently, October is the cheapest month in which you can book a flight from Lafayette to San Juan (average of $256). Flying from Lafayette to San Juan in December is currently the most expensive (average of $954). 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.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated March 22, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Lafayette to San Juan. 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.
United Airlines
7.4
Good
9,455 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,455 reviews
United Airlines
7.4
Good
9,455 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,489 reviews
United Airlines
7.4
Good
9,455 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Lafayette to San Juan. 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 from for flights from Lafayette to San Juan?

    If you book a flight to San Juan from Lafayette, you will be flying from Lafayette Regional, which is the city’s only airport. Lafayette Regional (LFT) is located 2.3 mi from the center of Lafayette. There are 0 flights from Lafayette Regional to San Juan per day from 2 different airlines.

  • How long is the flight from Lafayette to San Juan?

    Airlines like American Airlines fly from Lafayette to San Juan in about 16h 46m. The time it takes to get you to your destination can typically vary by up to . There are 1819 mi between Lafayette and San Juan.

  • What are the cheapest airlines flying from Lafayette to San Juan round-trip?

    Flying on American Airlines is currently your cheapest option to San Juan, with prices starting at $315. Another option worth looking into is United Airlines, starting at $377 round trip. Users have found that American Airlines is 53% cheaper than the other options available to this destination.

  • Can I find deals for flights from Lafayette to San Juan that include hotel bookings?

    Yes. In addition to deals on Lafayette to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lafayette to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lafayette to San Juan.

  • Can I find deals for business class flights from Lafayette to San Juan?

    Yes. Cheapflights offers flight deals from Lafayette to San Juan 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 Lafayette to San Juan?

    Currently, October is the cheapest month in which you can book a flight from Lafayette to San Juan (average of $256). Flying from Lafayette to San Juan in December is currently the most expensive (average of $954). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lafayette to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
New Orleans to Luis Munoz Marin Intl flights
Lafayette to Luis Munoz Marin Intl flights
New Orleans to Aguadilla flights
Alexandria to Luis Munoz Marin Intl flights

Top 2 airlines flying from Lafayette to San Juan

Discover the top 2 airlines that operate flights from Lafayette to San Juan. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$315Average$605FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$377Average$417FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.