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Cheap flights from Boston to San Juan Luis Munoz Marin Intl Airport from $57

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to San Juan Luis Munoz Marin Intl Airport departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to San Juan

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boston to San Juan.
7:52 pm - 11:52 pmBOS-SJU
4h 00mnonstop
2:40 pm - 6:57 pmSJU-BOS
4h 17mnonstop
$123Spirit Airlines
Find Deal
Sun, Apr 27 - Wed, Apr 30
7:52 pm - 11:52 pmBOS-SJU
4h 00mnonstop
7:00 pm - 11:20 amSJU-BOS
16h 20m1 stop
$126Spirit Airlines
Find Deal
Tue, Apr 15 - Wed, Apr 30
7:52 pm - 11:52 pmBOS-SJU
4h 00mnonstop
2:40 pm - 6:57 pmSJU-BOS
4h 17mnonstop
$133Spirit Airlines
Find Deal
Tue, Apr 15 - Wed, Apr 30
9:20 pm - 1:29 amBOS-SJU
4h 09mnonstop
7:15 pm - 11:25 pmSJU-BOS
4h 10mnonstop
$176JetBlue
Find Deal
Thu, May 1 - Tue, May 6
11:16 am - 3:12 pmBOS-SJU
3h 56mnonstop
6:00 am - 10:16 amSJU-BOS
4h 16mnonstop
$194Frontier
Find Deal
Wed, Apr 9 - Mon, Apr 14
11:16 am - 3:12 pmBOS-SJU
3h 56mnonstop
6:00 am - 10:16 amSJU-BOS
4h 16mnonstop
$196Frontier
Find Deal
Sat, Apr 5 - Mon, Apr 7
10:35 pm - 2:44 amBOS-SJU
4h 09mnonstop
6:00 am - 10:08 amSJU-BOS
4h 08mnonstop
$215JetBlue
Find Deal
Sat, Apr 26 - Thu, May 8
6:05 am - 4:44 pmBOS-SJU
10h 39m1 stop
1:39 pm - 5:57 pmSJU-BOS
4h 18mnonstop
$235Delta
Find Deal
Sat, May 17 - Wed, May 21
8:20 am - 12:20 pmBOS-SJU
4h 00mnonstop
1:30 pm - 5:43 pmSJU-BOS
4h 13mnonstop
$244Delta
Find Deal
Sun, Apr 6 - Thu, Apr 10
12:30 pm - 11:57 pmBOS-SJU
11h 27m2 stops
1:05 am - 10:07 amSJU-BOS
9h 02m1 stop
$275United Airlines
Find Deal
Sat, May 3 - Wed, May 7

JetBlue flights from Boston to San Juan Luis Munoz Marin Intl Airport

Our best JetBlue deals on Boston to San Juan Luis Munoz Marin Intl Airport flight tickets
JetBlue
May 1
BOS9:20 pmBoston Logan Intl
4h 09m
SJU1:29 amSan Juan Luis Munoz Marin Intl
May 6
SJU7:15 pmSan Juan Luis Munoz Marin Intl
4h 10m
BOS11:25 pmBoston Logan Intl
JetBlue
Apr 7
BOS7:55 pmBoston Logan Intl
4h 11m
SJU12:06 amSan Juan Luis Munoz Marin Intl
Apr 10
SJU9:35 pmSan Juan Luis Munoz Marin Intl
4h 04m
BOS1:39 amBoston Logan Intl
JetBlue
Apr 26
BOS10:35 pmBoston Logan Intl
4h 09m
SJU2:44 amSan Juan Luis Munoz Marin Intl
May 8
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 08m
BOS10:08 amBoston Logan Intl

Spirit Airlines flights from Boston to San Juan Luis Munoz Marin Intl Airport

Our best Spirit Airlines deals on Boston to San Juan Luis Munoz Marin Intl Airport flight tickets
Spirit Airlines
Apr 27
BOS7:52 pmBoston Logan Intl
4h 00m
SJU11:52 pmSan Juan Luis Munoz Marin Intl
Apr 30
SJU2:40 pmSan Juan Luis Munoz Marin Intl
4h 17m
BOS6:57 pmBoston Logan Intl
Spirit Airlines
Apr 15
BOS7:52 pmBoston Logan Intl
4h 00m
SJU11:52 pmSan Juan Luis Munoz Marin Intl
Apr 30
SJU7:00 pmSan Juan Luis Munoz Marin Intl
16h 20m
1 stop
BOS11:20 amBoston Logan Intl
Spirit Airlines
Apr 15
BOS7:52 pmBoston Logan Intl
4h 00m
SJU11:52 pmSan Juan Luis Munoz Marin Intl
Apr 30
SJU2:40 pmSan Juan Luis Munoz Marin Intl
4h 17m
BOS6:57 pmBoston Logan Intl

See travel insights to San Juan from

How to get the cheapest flight ticket from Boston to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $213.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Boston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $260. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $310.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the afternoon when flights can be purchased for as low as $279. Flights at noon are often more expensive with an average ticket price of $297.

What is the cheapest Boston Logan Intl to San Juan Luis Munoz Marin Intl flight route?

Fly from Boston Logan Intl to San Juan Luis Munoz Marin Intl for the best Boston Logan Intl - San Juan Luis Munoz Marin Intl flight prices

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Boston when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $262 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Boston for as low as $214 on momondo.

What cabin class options are available on Boston Logan Intl to San Juan Luis Munoz Marin Intl flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to San Juan Luis Munoz Marin Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of March 2025, prices for Boston to San Juan Luis Munoz Marin Intl Airport flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Boston to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to San Juan Luis Munoz Marin Intl Airport (BOS to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$57

Fastest flight time

3h 52m

Direct flights

Every day
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Boston in the past 72 hours is $57. The best round-trip flight deal from Boston to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $123.
The fastest flight from Boston to San Juan Luis Munoz Marin Intl Airport takes 3h 52m
Direct flights go from Boston to San Juan Luis Munoz Marin Intl Airport every day.

  • How far is Boston Logan Intl to San Juan Luis Munoz Marin Intl by plane?

    The distance between Boston Logan Intl and San Juan Luis Munoz Marin Intl is about 1678.1 mi. Flights usually cover this in 3h 56m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Boston Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from Boston to San Juan Luis Munoz Marin Intl Airport?


Best airlines flying from Boston to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Boston to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $76Free CancellationRating
6.0
3,273 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $89Free CancellationRating
6.3
7,878 reviews
Search Spirit Airlines flights
DeltaPriceFrom $141Free CancellationRating
8.0
7,888 reviews
Search Delta flights
JetBluePriceFrom $142Free CancellationRating
7.3
2,924 reviews
Search JetBlue flights
United AirlinesPriceFrom $204Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $427Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
  • Delta Flights From Boston to San Juan Luis Munoz Marin Intl Airport

    The lowest priced Delta flight from Boston to San Juan Luis Munoz Marin Intl Airport from the last 72 hours was $141. Generally, Delta has 5 flights on this route every week with an average price of $321. Delta is rated 8.0/10 by our users.

  • JetBlue Flights From Boston to San Juan Luis Munoz Marin Intl Airport

    The best JetBlue deal for Boston to San Juan Luis Munoz Marin Intl Airport flight tickets found on momondo in the last 72 hours was $142, round-trip. It should be noted that an average JetBlue flight deal for this route in this time was higher, at $326 round-trip. JetBlue operates 23 flights out of Boston into San Juan Luis Munoz Marin Intl Airport in an average week, so prices vary by time and availability. 2,924 JetBlue reviews by users on momondo have scored the airline at 7.3/10.


Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Caguas
Humacao
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Boston to San Juan?

It is quick and easy to find Boston to San Juan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Juan that suits you.

Can I find flights from Boston to San Juan with flexible booking policies on momondo?

All flight searches from Boston to San Juan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to San Juan?

Once all potential Boston to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Boston and alert you when they change.


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