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Cheap flights from San Juan to Boston from $117

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 to Boston departing on 11/21. 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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Cheap round-trip flights

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Spirit Airlines Logo
11:55 am - 11:53 pmSJU-BOS
12h 58m1 stop
Spirit Airlines Logo
5:45 am - 8:27 pmBOS-SJU
13h 42m1 stop
$201Spirit Airlines
Find Deal
jue., nov. 20 - lun., nov. 24
Multiple Airlines Logo
10:42 am - 10:22 amSJU-BOS
24h 40m2 stops
Multiple Airlines Logo
8:11 pm - 10:33 amBOS-SJU
13h 22m1 stop
$206Multiple Airlines
Find Deal
jue., dic. 4 - sáb., dic. 6
Frontier Logo
6:00 am - 9:23 amSJU-BOS
4h 23mnonstop
Frontier Logo
6:00 am - 3:07 pmBOS-SJU
8h 07m1 stop
$210Frontier
Find Deal
dom., dic. 21 - sáb., ene. 3
American Airlines Logo
6:00 am - 2:48 pmSJU-BOS
9h 48m2 stops
American Airlines Logo
6:10 pm - 10:17 amBOS-SJU
15h 07m1 stop
$214American Airlines
Find Deal
mié., nov. 12 - mié., nov. 12
American Airlines Logo
2:05 pm - 7:48 pmSJU-BOS
6h 43m1 stop
American Airlines Logo
6:00 am - 3:40 pmBOS-SJU
8h 40m2 stops
$215American Airlines
Find Deal
sáb., dic. 6 - dom., dic. 7
Frontier Logo
4:21 pm - 1:19 amSJU-BOS
9h 58m1 stop
Frontier Logo
10:18 am - 3:22 pmBOS-SJU
4h 04mnonstop
$234Frontier
Find Deal
jue., dic. 25 - dom., ene. 4
JetBlue Logo
6:10 am - 9:19 amSJU-BOS
4h 09mnonstop
JetBlue Logo
6:55 pm - 11:54 pmBOS-SJU
3h 59mnonstop
$246JetBlue
Find Deal
jue., dic. 4 - dom., dic. 7
JetBlue Logo
7:00 am - 3:39 pmSJU-BOS
9h 39m1 stop
JetBlue Logo
12:55 pm - 5:57 pmBOS-SJU
4h 02mnonstop
$252JetBlue
Find Deal
jue., dic. 4 - dom., dic. 7
Delta Logo
2:27 pm - 5:50 pmSJU-BOS
4h 23mnonstop
Delta Logo
8:10 am - 1:15 pmBOS-SJU
4h 05mnonstop
$262Delta
Find Deal
vie., nov. 14 - lun., nov. 17
Delta Logo
2:27 pm - 5:50 pmSJU-BOS
4h 23mnonstop
Delta Logo
6:45 am - 5:26 pmBOS-SJU
9h 41m1 stop
$267Delta
Find Deal
vie., nov. 14 - lun., nov. 17

Spirit Airlines flights from San Juan to Boston

Our best Spirit Airlines deals on San Juan to Boston flight tickets
Spirit Airlines
Nov 20
SJU11:55 amSan Juan Luis Munoz Marin Intl
12h 58m
1 stop
BOS11:53 pmBoston Logan Intl
Nov 24
BOS5:45 amBoston Logan Intl
13h 42m
1 stop
SJU8:27 pmSan Juan Luis Munoz Marin Intl
$201
Find similar
Spirit Airlines
Dec 5
SJU6:14 pmSan Juan Luis Munoz Marin Intl
6h 42m
1 stop
BOS11:56 pmBoston Logan Intl
Dec 7
BOS8:11 pmBoston Logan Intl
13h 22m
1 stop
SJU10:33 amSan Juan Luis Munoz Marin Intl
$216
Find similar
Spirit Airlines
Dec 21
SJU4:10 amSan Juan Luis Munoz Marin Intl
7h 40m
1 stop
BOS10:50 amBoston Logan Intl
Jan 1
BOS12:29 pmBoston Logan Intl
12h 43m
1 stop
SJU2:12 amSan Juan Luis Munoz Marin Intl
$217
Find similar

Frontier flights from San Juan to Boston

Our best Frontier deals on San Juan to Boston flight tickets
Frontier
Dec 21
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 23m
BOS9:23 amBoston Logan Intl
Jan 3
BOS6:00 amBoston Logan Intl
8h 07m
1 stop
SJU3:07 pmSan Juan Luis Munoz Marin Intl
$210
Find similar
Frontier
Dec 25
SJU4:21 pmSan Juan Luis Munoz Marin Intl
9h 58m
1 stop
BOS1:19 amBoston Logan Intl
Jan 4
BOS10:18 amBoston Logan Intl
4h 04m
SJU3:22 pmSan Juan Luis Munoz Marin Intl
$234
Find similar
Frontier
Dec 29
SJU6:00 amSan Juan Luis Munoz Marin Intl
53h 08m
2 stops
BOS10:08 amBoston Logan Intl
Jan 4
BOS10:18 amBoston Logan Intl
4h 04m
SJU3:22 pmSan Juan Luis Munoz Marin Intl
$249
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan 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 noviembre 5, 2025.
Use the filters below to find and compare flights from San Juan 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

jue. 11/20

11:55 am-11:53 pm

1 stop12h 58m

Boston Logan Intl

lun. 11/24

5:45 am-8:27 pm

1 stop13h 42m

$201

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

jue. 12/4

10:42 am-10:22 am

2 stops24h 40m

Boston Logan Intl

sáb. 12/6

8:11 pm-10:33 am

1 stop13h 22m

$206

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

dom. 12/21

6:00 am-9:23 am

Nonstop4h 23m

Boston Logan Intl

sáb. 1/3

6:00 am-3:07 pm

1 stop8h 07m

$210

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

mié. 11/12

6:00 am-2:48 pm

2 stops9h 48m

Boston Logan Intl

mié. 11/12

6:10 pm-10:17 am

1 stop15h 07m

$214

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

sáb. 12/6

2:05 pm-7:48 pm

1 stop6h 43m

Boston Logan Intl

dom. 12/7

6:00 am-3:40 pm

2 stops8h 40m

$215

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

jue. 12/25

4:21 pm-1:19 am

1 stop9h 58m

Boston Logan Intl

dom. 1/4

10:18 am-3:22 pm

Nonstop4h 04m

$234

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

jue. 12/4

6:10 am-9:19 am

Nonstop4h 09m

Boston Logan Intl

dom. 12/7

6:55 pm-11:54 pm

Nonstop3h 59m

$246

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

jue. 12/4

7:00 am-3:39 pm

1 stop9h 39m

Boston Logan Intl

dom. 12/7

12:55 pm-5:57 pm

Nonstop4h 02m

$252

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

vie. 11/14

2:27 pm-5:50 pm

Nonstop4h 23m

Boston Logan Intl

lun. 11/17

8:10 am-1:15 pm

Nonstop4h 05m

$262

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

vie. 11/14

2:27 pm-5:50 pm

Nonstop4h 23m

Boston Logan Intl

lun. 11/17

6:45 am-5:26 pm

1 stop9h 41m

$267

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 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 to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $175. If you aren’t able to travel during the month of February, then book flights to Boston from San Juan during January instead. Flights to Boston in January, while not as cheap as those in February, still average around $182.

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

The cheapest day to depart from San Juan to Boston is on a Saturday when prices can be found for as low as $239. 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 to Boston in the afternoon for as low as $242. 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 $288 per ticket.

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

Fly from San Juan Luis Munoz Marin Intl to Boston Logan Intl for the best San Juan - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $250 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 for as low as $215 on momondo.

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

There are 4 cabin classes available to choose from on San Juan 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.

Cheap San Juan to Boston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan to Boston

Fastest flight time

4h 05m

Direct flights

Every day

Airports in Boston

1 airport
The fastest flight from San Juan to Boston takes 4h 05m
Direct flights go from San Juan to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
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  • How far is San Juan to Boston Logan Intl by plane?

    San Juan and Boston Logan Intl are 1675.2 mi apart from one another. Typically, this will take 4h 07m by plane in normal conditions.

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

    Prices for flights from San Juan to Boston Logan Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Juan 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.

Best airlines flying from San Juan to Boston

Compare and see reviews for airlines that fly from San Juan to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $76Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
FrontierPriceFrom $86Free CancellationRating
5.8
3,115 reviews
Search Frontier flights
DeltaPriceFrom $141Free CancellationRating
7.9
8,004 reviews
Search Delta flights
JetBluePriceFrom $181Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights

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
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Falmouth
Laconia
Brockton
Concord
Everett
Sturbridge
Chatham

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?

Yes. momondo allows you to filter the results for San Juan to Boston flights to just show those with flexible booking policies.

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?

Of course. momondo tracks the price of San Juan to Boston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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