Cheap flights from San Juan Luis Munoz Marin Intl Airport to Boston from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Boston departing on 2/6. 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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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
11:22 am - 2:43 pm
SJU
-
BOS
4h 21mnonstop
Spirit Airlines Logo
8:01 pm - 1:08 am
BOS
-
SJU
4h 07mnonstop
$121Spirit Airlines
Tue, Mar 3 - Sat, Mar 7
Spirit Airlines Logo
11:22 am - 2:43 pm
SJU
-
BOS
4h 21mnonstop
Spirit Airlines Logo
4:22 pm - 10:17 am
BOS
-
SJU
16h 55m
1 stop
$122Spirit Airlines
Fri, Feb 13 - Sun, Feb 22
Multiple Airlines Logo
6:00 am - 9:19 am
SJU
-
BOS
4h 19mnonstop
Multiple Airlines Logo
8:32 pm - 3:31 pm
BOS
-
SJU
17h 59m
1 stop
$123Multiple Airlines
Sun, Feb 15 - Sat, Feb 21
Multiple Airlines Logo
6:00 am - 9:19 am
SJU
-
BOS
4h 19mnonstop
Multiple Airlines Logo
3:00 pm - 8:06 pm
BOS
-
SJU
4h 06mnonstop
$125Multiple Airlines
Mon, Feb 16 - Sun, Feb 22
Spirit Airlines Logo
3:30 pm - 6:56 pm
SJU
-
BOS
4h 26mnonstop
Spirit Airlines Logo
4:22 pm - 10:17 am
BOS
-
SJU
16h 55m
1 stop
$126Spirit Airlines
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
6:00 am - 9:19 am
SJU
-
BOS
4h 19mnonstop
Multiple Airlines Logo
5:27 am - 3:31 pm
BOS
-
SJU
9h 04m
1 stop
$127Multiple Airlines
Fri, Feb 13 - Sun, Feb 22
Spirit Airlines Logo
11:22 am - 2:43 pm
SJU
-
BOS
4h 21mnonstop
Spirit Airlines Logo
8:01 pm - 1:08 am
BOS
-
SJU
4h 07mnonstop
$128Spirit Airlines
Thu, Feb 26 - Sun, Mar 1
Spirit Airlines Logo
3:30 pm - 6:56 pm
SJU
-
BOS
4h 26mnonstop
Spirit Airlines Logo
8:01 pm - 1:08 am
BOS
-
SJU
4h 07mnonstop
$129Spirit Airlines
Thu, Feb 26 - Sun, Mar 1
Multiple Airlines Logo
6:00 am - 9:19 am
SJU
-
BOS
4h 19mnonstop
Multiple Airlines Logo
5:27 am - 3:31 pm
BOS
-
SJU
9h 04m
1 stop
$130Multiple Airlines
Sat, Feb 14 - Wed, Feb 18
Spirit Airlines Logo
11:22 am - 2:43 pm
SJU
-
BOS
4h 21mnonstop
Spirit Airlines Logo
3:00 pm - 8:06 pm
BOS
-
SJU
4h 06mnonstop
$131Spirit Airlines
Thu, Feb 12 - Tue, Feb 17

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

Our best Spirit Airlines deals on San Juan Luis Munoz Marin Intl Airport to Boston flight tickets
Spirit Airlines
Mar 3
SJU11:22 amSan Juan Luis Munoz Marin Intl
4h 21m
BOS2:43 pmBoston Logan Intl
Mar 7
BOS8:01 pmBoston Logan Intl
4h 07m
SJU1:08 amSan Juan Luis Munoz Marin Intl
$121
Spirit Airlines
Feb 13
SJU11:22 amSan Juan Luis Munoz Marin Intl
4h 21m
BOS2:43 pmBoston Logan Intl
Feb 22
BOS4:22 pmBoston Logan Intl
16h 55m
1 stop
SJU10:17 amSan Juan Luis Munoz Marin Intl
$122
Spirit Airlines
Feb 5
SJU10:52 amSan Juan Luis Munoz Marin Intl
4h 20m
BOS2:12 pmBoston Logan Intl
Feb 7
BOS3:18 pmBoston Logan Intl
4h 06m
SJU8:24 pmSan Juan Luis Munoz Marin Intl
$125

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

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to Boston flight tickets
Frontier
Feb 13
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 19m
BOS9:19 amBoston Logan Intl
Mar 3
BOS6:00 amBoston Logan Intl
8h 06m
1 stop
SJU3:06 pmSan Juan Luis Munoz Marin Intl
$129
Frontier
Feb 12
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 19m
BOS9:19 amBoston Logan Intl
Feb 19
BOS10:04 amBoston Logan Intl
3h 56m
SJU3:00 pmSan Juan Luis Munoz Marin Intl
$138
Frontier
Feb 28
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 19m
BOS9:19 amBoston Logan Intl
Mar 4
BOS6:00 amBoston Logan Intl
8h 07m
1 stop
SJU3:07 pmSan Juan Luis Munoz Marin Intl
$151

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport to Boston 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 3/3

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Sat 3/7

8:01 pm-1:08 am

Nonstop4h 07m

$121

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 2/13

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Sun 2/22

4:22 pm-10:17 am

1 stop16h 55m

$122

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sun 2/15

6:00 am-9:19 am

Nonstop4h 19m

Boston Logan Intl

Sat 2/21

8:32 pm-3:31 pm

1 stop17h 59m

$123

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 2/16

6:00 am-9:19 am

Nonstop4h 19m

Boston Logan Intl

Sun 2/22

3:00 pm-8:06 pm

Nonstop4h 06m

$125

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 2/26

3:30 pm-6:56 pm

Nonstop4h 26m

Boston Logan Intl

Mon 3/2

4:22 pm-10:17 am

1 stop16h 55m

$126

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 2/13

6:00 am-9:19 am

Nonstop4h 19m

Boston Logan Intl

Sun 2/22

5:27 am-3:31 pm

1 stop9h 04m

$127

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 2/26

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Sun 3/1

8:01 pm-1:08 am

Nonstop4h 07m

$128

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 2/26

3:30 pm-6:56 pm

Nonstop4h 26m

Boston Logan Intl

Sun 3/1

8:01 pm-1:08 am

Nonstop4h 07m

$129

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 2/14

6:00 am-9:19 am

Nonstop4h 19m

Boston Logan Intl

Wed 2/18

5:27 am-3:31 pm

1 stop9h 04m

$130

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 2/12

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Tue 2/17

3:00 pm-8:06 pm

Nonstop4h 06m

$131

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

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

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 Boston?

In general, February is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $183. If you aren’t able to travel during the month of February, then book flights to Boston from San Juan Luis Munoz Marin Intl Airport during March instead. Flights to Boston in March, while not as cheap as those in February, still average around $218.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from San Juan Luis Munoz Marin Intl Airport to Boston is on a Sunday when prices can be found for as low as $266. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Monday is $342.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from San Juan Luis Munoz Marin Intl Airport to Boston in the afternoon for as low as $248. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $294 per ticket.

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

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

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $261 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Juan Luis Munoz Marin Intl Airport for as low as $238 on momondo.

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

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

Can stopping save me money on San Juan Luis Munoz Marin Intl Airport to Boston flights?

You could potentially save up to 20% on your flight if you consider stops on a San Juan Luis Munoz Marin Intl Airport to Boston flight.

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

As of February 2026, prices for San Juan Luis Munoz Marin Intl Airport to Boston flights are approximately 28% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$180

Fastest flight time

4h 00m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $180. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to Boston found on momondo in the last 72 hours is $136.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Boston takes 4h 00m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to Boston every day.
There is 1 airport in Boston. From San Juan Luis Munoz Marin Intl Airport there are direct flights to Boston Logan Intl (BOS).
  • How far is San Juan Luis Munoz Marin Intl to Boston Logan Intl by plane?

    The straight-line distance from San Juan Luis Munoz Marin Intl to Boston Logan Intl is 1678.1 mi. Typically, this will take 4h 00m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $73Free CancellationRating
6.3
8,397 reviews
Search Spirit Airlines flights
FrontierPriceFrom $86Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
DeltaPriceFrom $113Free CancellationRating
7.9
8,133 reviews
Search Delta flights
JetBluePriceFrom $136Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
  • Delta Flights From San Juan Luis Munoz Marin Intl Airport to Boston

    Delta flies from San Juan Luis Munoz Marin Intl Airport to Boston around 7 times per week, with 8,133 momondo users rating the airline 7.9/10. The cheapest Delta deal from San Juan Luis Munoz Marin Intl Airport to Boston in the last 72 hours was $113 (round-trip), much lower than the average airfare cost of $274 for Delta flights on this route.

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

    Another popular option for San Juan Luis Munoz Marin Intl Airport to Boston flights is JetBlue (7.2/10, 2,892 ratings). JetBlue flies from San Juan Luis Munoz Marin Intl Airport to Boston around 17 times per week, with deals starting from $136 round-trip and rising to an average price of around $306.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

Why use momondo?

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

Finding the right flight to Boston from San Juan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

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

Flights from San Juan to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for San Juan to Boston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Boston from San Juan. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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