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San Juan

Cheap flights from Las Vegas (LAS) to San Juan

LAS — SJU
Nov 2 — Nov 91
Mon 11/2
Mon 11/9
1 adult, Economy
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Popular in

December

Cheapest in

April

Average price

$447
Highest demand for flights based on searches. 12% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Best time to book a flight from Las Vegas to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Las Vegas with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to San Juan

How far ahead should I book a flight from Las Vegas to San Juan?

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Las Vegas to San Juan (average of $294). Flying from Las Vegas to San Juan in December is currently the most expensive (average of $596). 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

Read through reviews of airlines operating flights from Las Vegas to San Juan, such as Delta,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay
Delta
7.8
Good
8,626 reviews
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay
United Airlines
7.4
Good
10,283 reviews
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay
JetBlue
7.1
Good
3,044 reviews
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay
American Airlines
7.0
Good
12,130 reviews
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay
Frontier
5.6
Fair
2,563 reviews
Delta
7.8
Good
8,626 reviews

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
4.0
Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay

Related info for your journey

  • What airport do you fly from for flights from Las Vegas to San Juan?

    For a flight from Las Vegas to San Juan, you will be flying from Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city. Harry Reid Intl is the only Las Vegas airport and it handles 0 outbound flights to San Juan per day. 6 airlines have flights to San Juan from Las Vegas Harry Reid Intl on a regular basis.

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

    Flying on Frontier is currently your cheapest option to San Juan, with prices starting at $188. Additional round-trip tickets that might be worth considering are offered by United Airlines and JetBlue, with the lowest prices starting at $248 and $280, respectively. These flights start at 56% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Las Vegas to San Juan one-way?

    The cheapest airlines for a one-way flight from Las Vegas to San Juan are Frontier ($100), United Airlines ($132), and American Airlines ($148).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas 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 Las Vegas to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Las Vegas to San Juan (average of $294). Flying from Las Vegas to San Juan in December is currently the most expensive (average of $596). 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

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Alternative routes for Las Vegas to San Juan

Las Vegas to Luis Munoz Marin Intl flights
Reno to Luis Munoz Marin Intl flights

Top 6 airlines flying from Las Vegas to San Juan

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$188Average$342FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$248Average$436FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$280Average$483FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$284Average$484FlexibilityNo cancel feeOn-time71%
DeltaCheapest$286Average$565FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$386Average$504FlexibilityNo cancel feeOn-time63%

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