Cheap Flights to Isla Caja de Muertos from HK$723

View HK$723 flight on Wed, 4 Feb 2026Opens in a new window

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Cheap round-trip flights to Isla Caja de Muertos

Prices were available within the past 7 days and start at HK$723 for one-way flights and HK$1,886 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 14 Mar - Tue, 17 Mar
BOS
Boston
SJU
San Juan
HK$1,886 Return, found 1 day ago
HK$1,886
Return
found 1 day ago
Select American Airlines flight, departing Sat, 14 Mar from Boston to San Juan, returning Tue, 17 Mar, priced at HK$1,886 found 1 day ago
Delta
Sun, 18 Jan - Sat, 24 Jan
BOS
Boston
SJU
San Juan
HK$2,291 Return, found 1 day ago
HK$2,291
Return
found 1 day ago
Select Delta flight, departing Sun, 18 Jan from Boston to San Juan, returning Sat, 24 Jan, priced at HK$2,291 found 1 day ago
United
Sun, 18 Jan - Sat, 24 Jan
BOS
Boston
SJU
San Juan
HK$2,516 Return, found 1 day ago
HK$2,516
Return
found 1 day ago
Select United flight, departing Sun, 18 Jan from Boston to San Juan, returning Sat, 24 Jan, priced at HK$2,516 found 1 day ago
Cathay Pacific
Sun, 1 Mar - Mon, 9 Mar
HKG
Hong Kong SAR
SJU
San Juan
HK$8,409 Return, found 6 days ago
HK$8,409
Return
found 6 days ago
Select Cathay Pacific flight, departing Sun, 1 Mar from Hong Kong SAR to San Juan, returning Mon, 9 Mar, priced at HK$8,409 found 6 days ago
Qatar Airways
Sun, 18 Jan - Sun, 25 Jan
HKG
Hong Kong SAR
SJU
San Juan
HK$10,555 Return, found 1 day ago
HK$10,555
Return
found 1 day ago
Select Qatar Airways flight, departing Sun, 18 Jan from Hong Kong SAR to San Juan, returning Sun, 25 Jan, priced at HK$10,555 found 1 day ago

Frequently asked questions

How do I find cheap flights to Isla Caja de Muertos that have flexible change policies?
We understand that things can change in the blink of an eye, so choosing a flexible fare with Expedia makes good sense. Simply tick the "No change fee" box below the "Flexible change policies" filter. Your low-cost, flexible flight to Isla Caja de Muertos is only a few clicks away.
Which airlines fly to Isla Caja de Muertos?
A variety of airlines fly to destinations in or near Isla Caja de Muertos. Your exciting adventure is just a few clicks away with these popular carriers:

  • JetBlue Airways - 872 flights to or near Isla Caja de Muertos each month, including 811 flights to Luis Munoz Marin Intl. Airport (SJU) and 60 flights to Mercedita Airport (PSE) per month.
  • Spirit Airlines - 581 flights to or near Isla Caja de Muertos each month, including 551 flights to Luis Munoz Marin Intl. Airport (SJU) and 30 flights to Mercedita Airport (PSE) per month.
  • Frontier Airlines - 476 flights to or near Isla Caja de Muertos each month, including 463 flights to Luis Munoz Marin Intl. Airport (SJU) and 13 flights to Mercedita Airport (PSE) per month.

How can I find cheap tickets to Isla Caja de Muertos?
An useful strategy for walking away with cheap tickets is to be flexible with your dates. Begin with searching for your flight to Isla Caja de Muertos, then click on the "flexible dates" box for a list of prices for nearby days. Another helpful hint? Book in advance. To give you an idea of fares, HK$1,886 was the best price for a flight to Isla Caja de Muertos in the last seven days.
How much is a flight to Isla Caja de Muertos?
In the last seven days, return flights to Isla Caja de Muertos sold for as little as HK$1,886 and reached a maximum of HK$10,555. For one-way trips departing from Miami (MIA), the lowest price during this same period was just HK$723.
What are the most popular airports to fly into in Isla Caja de Muertos?
Prepare for adventure as you cruise into one of these leading Isla Caja de Muertos airports:

  • Luis Munoz Marin Intl. Airport (SJU) - 2,824 flights per month.
  • Mercedita Airport (PSE) - 104 flights per month.

When is the cheapest time to fly to Isla Caja de Muertos?
If you're not fixed on what date you travel to Isla Caja de Muertos, depart earlier in the week. The most affordable day to take off is generally Tuesday, followed closely by Monday. Saturday is typically the costliest day, with a lot of people preferring to take off on the weekend.
How much is a plane ticket to Isla Caja de Muertos?
Ticket prices ranged from HK$1,886 to HK$10,555 in the last seven days. When you're ready to book, we're ready to help you pick up a cheap flight to Isla Caja de Muertos.
What months are the cheapest to book a flight to Isla Caja de Muertos?
The ideal month to purchase budget fares to Isla Caja de Muertos is February. It's worth noting that in the United States, an expensive time to secure a seat is the busy month of December.

Travel information

Destination airport
Luis Munoz Marin Intl.
Destination airport IATA code
SJU
Destination city name
San Juan
Return price
HK$1,886

Trending flights to Isla Caja de Muertos

Prices were available within the past 7 days and start at HK$723 for one-way flights and HK$1,886 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Sun, 1 Mar - Mon, 9 Mar
HKG
Hong Kong SAR
SJU
San Juan
HK$8,409 Return, found 6 days ago
HK$8,409
Return
found 6 days ago
Select Cathay Pacific flight, departing Sun, 1 Mar from Hong Kong SAR to San Juan, returning Mon, 9 Mar, priced at HK$8,409 found 6 days ago

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