Cheap Flights from Boston (BOS) to San Juan (SJU)

View AU$212 flight on Sat, 18 Oct 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Boston (BOS) to San Juan (SJU)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 10 Nov - Wed, 19 Nov
BOS
Boston
SJU
San Juan
AU$426 Return, found 3 days ago
AU$426
Return
found 3 days ago
Select Delta flight, departing Mon, 10 Nov from Boston to San Juan, returning Wed, 19 Nov, priced at AU$426 found 3 days ago
Delta
Wed, 12 Nov - Wed, 19 Nov
BOS
Boston
SJU
San Juan
AU$433 Return, found 3 days ago
AU$433
Return
found 3 days ago
Select Delta flight, departing Wed, 12 Nov from Boston to San Juan, returning Wed, 19 Nov, priced at AU$433 found 3 days ago
American Airlines
Thu, 13 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$440 Return, found 3 days ago
AU$440
Return
found 3 days ago
Select American Airlines flight, departing Thu, 13 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$440 found 3 days ago
American Airlines
Thu, 13 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$479 Return, found 3 days ago
AU$479
Return
found 3 days ago
Select American Airlines flight, departing Thu, 13 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$479 found 3 days ago
JetBlue Airways
Thu, 13 Nov - Thu, 20 Nov
BOS
Boston
SJU
San Juan
AU$487 Return, found 3 days ago
AU$487
Return
found 3 days ago
Select JetBlue Airways flight, departing Thu, 13 Nov from Boston to San Juan, returning Thu, 20 Nov, priced at AU$487 found 3 days ago
Delta
Mon, 10 Nov - Sat, 15 Nov
BOS
Boston
SJU
San Juan
AU$488 Return, found 3 days ago
AU$488
Return
found 3 days ago
Select Delta flight, departing Mon, 10 Nov from Boston to San Juan, returning Sat, 15 Nov, priced at AU$488 found 3 days ago
Delta
Thu, 13 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$495 Return, found 3 days ago
AU$495
Return
found 3 days ago
Select Delta flight, departing Thu, 13 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$495 found 3 days ago
American Airlines
Thu, 13 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$519 Return, found 3 days ago
AU$519
Return
found 3 days ago
Select American Airlines flight, departing Thu, 13 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$519 found 3 days ago
JetBlue Airways
Fri, 14 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$523 Return, found 3 days ago
AU$523
Return
found 3 days ago
Select JetBlue Airways flight, departing Fri, 14 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$523 found 3 days ago
United
Thu, 13 Nov - Tue, 18 Nov
BOS
Boston
SJU
San Juan
AU$674 Return, found 3 days ago
AU$674
Return
found 3 days ago
Select United flight, departing Thu, 13 Nov from Boston to San Juan, returning Tue, 18 Nov, priced at AU$674 found 3 days ago

Find the cheapest month to fly from Boston (BOS) to San Juan (SJU)

January is typically the cheapest month to fly

From AU$152 - AU$475 per traveller.

Frequently asked questions

How much is a flight from BOS to Luis Munoz Marin Intl. Airport (SJU)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from BOS to SJU was AU$426. Cheap tickets don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOS to SJU?
Most flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from BOS to Luis Munoz Marin Intl. Airport (SJU) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Logan Intl. Airport (BOS) to Luis Munoz Marin Intl. Airport (SJU) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Logan Intl. Airport to SJU?
It's around 2 700 kilometres between Boston and Carolina, so expect to be flying for a while. Keep yourself occupied by packing things like crossword puzzles or a gripping book.
Which airlines fly direct from BOS to Isla Verde Intl. Airport?
JetBlue Airways (B6) is one of the preferred choices for travellers jetting between Logan Intl. Airport (BOS) and Isla Verde Intl. Airport. Choose from the 69 flights it operates on this route each month. Love some more options? Check out the seats available with Spirit Airlines (NK). This carrier offers 26 fights monthly between these destinations.
Are Logan Intl. Airport to Luis Munoz Marin Intl. Airport (SJU) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap airfares from Logan Intl. Airport (BOS) to Isla Verde Intl. Airport showing up a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices so far in advance.

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Luis Munoz Marin Intl.
Return price
AU$426
Distance
2686 km
Average flight time
4 hours 9 mins

Book with confidence

Book with confidence

Your quick guide to flights from Boston to San Juan

Pick up great flights from Boston to San Juan

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Boston to San Juan. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Boston to San Juan that take around hours.

Find cheap flights from Boston to San Juan

From the great flight deals with prices currently ranging from AU$426 to AU$674, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Boston to San Juan around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to San Juan is normally in November.

Reasons to book your flight from Boston to San Juan with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Boston to San Juan across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to San Juan right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Boston to San Juan
*Available to Expedia members.