Cheap flights from San Juan to Boston (BOS) from $44

This is the cheapest one-way flight price, found on 9/19. Prices may vary by date and flight preferences.
SJU — BOS
Sep 26 — Oct 31

How to find the cheapest flight from San Juan to Boston (BOS)

All the information you need to plan the best PR1 to BOS flight in 2023: compare San Juan to Boston flight prices with the expected peak season, weather and rainfall in Boston.

Popular in

July

Cheapest in

May

Round-trip from

$198

One-way from

$62
High demand for flights, 23% potential price rise
Best time to find cheap flights, 28% potential price drop
From San Juan to Boston Logan Intl
One-way flight from San Juan to Boston Logan Intl

SJU - BOS

Price

$198 - $399

BOS

Temperature

30.2 - 73.4 °F

BOS

Rainfall

3.1 - 4 inches

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

To save up to 26% on this flight, we recommend booking at least 34 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Juan to Boston from $314 1-2 weeks out and tickets from $383 for flights departing within the next 72 hours.

What is the cheapest month to fly from San Juan to Boston?

May can be a great time to fly to Boston from San Juan with a flight ticket averaging about $304. Cheapflights users have found deals in the month of May for as cheap as $181. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from San Juan to Boston (SJU - BOS)?

When flying from San Juan to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Spirit Airlines flights from San Juan to Boston

Check out some of the cheapest Spirit Airlines flights we've come across from San Juan to Boston. Make sure to double check the flight details before booking.

Cheap American Airlines flights from San Juan to Boston

Some of the best deals we've found on American Airlines flights traveling from San Juan to Boston. Make sure to examine the flight information before completing your reservation.

Cheap San Juan to Boston flights in September & October 2023

The best prices found for San Juan to BOS flights for September, October
These are some of the best deals we've found on flights to Boston in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

San Juan to Boston 2023 flight deals

Cheap flights to Boston from San Juan found for this year
These are some of the best deals we've found on flights to Boston in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

Non-stop flights to Boston from San Juan

Save time with San Juan to Boston direct flight deals
For a shorter flight, select one of these non-stop flights from San Juan to Boston. If you're looking for other options for flights from San Juan to Boston, make sure to update the search form at the top of page.

San Juan to Boston flights leaving soon

Late deals on return flights to Boston from San Juan, departing today and this week
Check out these flights departing soon from San Juan to Boston. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Boston from San Juan

The cheapest one-way flights from San Juan to Boston
Users traveling one-way from San Juan to Boston can select one of these great deals. Users needing a return flight from San Juan to Boston should utilize the search form above.

Find flights from San Juan to Boston within your budget

Use the slider to find flights from San Juan to Boston that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$91 - $251

Route

Depart

Return

Price

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 10/21

Nonstop4h 10m

Boston Logan Intl

Sat 10/28

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 10/14

Nonstop4h 10m

Boston Logan Intl

Wed 10/18

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/17

Nonstop4h 10m

Boston Logan Intl

Wed 10/25

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/17

Nonstop4h 10m

Boston Logan Intl

Wed 10/25

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 10/18

Nonstop4h 10m

Boston Logan Intl

Wed 10/25

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 10/21

Nonstop4h 10m

Boston Logan Intl

Sat 10/28

Nonstop4h 08m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 10/14

1 stop28h 59m

Boston Logan Intl

Wed 10/25

1 stop13h 28m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 10/19

1 stop21h 34m

Boston Logan Intl

Wed 10/25

1 stop22h 17m

San Juan Luis Munoz Marin IntlBoston Logan Intl

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 10/14

Nonstop4h 14m

Boston Logan Intl

Sat 10/14

Nonstop3h 59m

Flights are sorted by cheapest first

Deals found on 9/21

Reviews of airlines servicing Boston

To help decide which airline to fly from San Juan to Boston, see what other customers have to say about Spirit Airlines, American Airlines and JetBlue. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

Delta
7.9
Good
3,018 reviews
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

Southwest
7.6
Good
1,517 reviews
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

American Airlines
7.2
Good
2,635 reviews
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

JetBlue
7.2
Good
781 reviews
Delta
7.9
Good
3,018 reviews

Entertainment

7.8

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.0

Reviews

1 / 10

Although I adhered to 17.7 lbs for carry-on and complied with dimensions of personal item for ITA, I felt very restricted compared to other travelers.

Related info for your journey

Useful info, stats and facts about San Juan to Boston flights.

What airport do you fly into for flights to Boston from San Juan?

For a flight from San Juan to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 11 inbound flights from San Juan per day. 5 airlines have flights to Boston Logan Intl from San Juan on a regular basis.

Can I find flights from San Juan to Boston for under $100 on Cheapflights?

Yes, there are multiple flights from San Juan to Boston for under $100. The cheapest flight booked recently is on Spirit Airlines for just $91, but on average you can expect to pay $107.

Are there nonstop flights from San Juan to Boston for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from San Juan to Boston under $100. A good price for a nonstop flight from San Juan to Boston is less than $110.

Are there last-minute flights available from San Juan to Boston for under $200?

There are currently 20+ open flights from San Juan to Boston within the next 7 days for less than $200.

What days are nonstop flights available from San Juan to Boston?

Nonstop flights are available for this route on the following days: Friday.

How many flights depart from San Juan to Boston on average per day?

Per day, 3 flights depart from San Juan to Boston on average.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from San Juan to Boston?

There are many flights that can get you from San Juan to Boston in 4h 10m. Fly via Spirit Airlines to get the fastest option. The distance between San Juan and Boston is about 1688 mi. Generally, flights for this route are nonstop.

What is the cheapest airline to fly from San Juan to Boston round-trip?

Our cheapest airline available from San Juan to Boston is Spirit Airlines. Our recent data shows that you can find tickets from as low as $91 on this airline. Spirit Airlines is 70% cheaper than the average price of flights available within the next 90 days to this destination.

What are the most popular airlines that fly from San Juan to Boston?

What are the most reliable airlines from San Juan to Boston?

The top 3 most reliable airlines when flying from San Juan to Boston are Delta (80%), WestJet (69%) and EL AL (60%).

What are the cheapest flights from San Juan to Boston?

The cheapest flight price from San Juan to Boston is $68. On average you can expect to pay $453. The most popular route, (San Juan Luis Munoz Marin Intl - Boston Logan Intl), can usually be booked for $92.

What does SJU to BOS mean?

SJU stands for San Juan Luis Munoz Marin Intl Airport, while BOS stands for Boston Logan Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. San Juan Isla Grande Airport (SIG), Ponce Mercedita Airport (PSE), Vieques Airport (VQS), Culebra Airport (CPX), Ceiba J. Aponte de la Torre Airport (NRR) are other airports near this flight route and their unique identifiers/IATA codes.

Other flights to Boston

Top 5 airlines flying from San Juan to Boston

The chart below displays the airlines Cheapflights users traveling from San Juan to Boston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$267FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$130Average$306FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapest$152Average$360FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$167Average$330FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$253Average$567FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Hourly flight availability from San Juan to Boston

See what time of day planes typically take off from San Juan to Boston
40%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
60%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Juan to Boston

See how many times per day planes take to the skies headed from San Juan to Boston
Sunday11daily flights
Monday15daily flights
Tuesday9daily flights
Wednesday10daily flights
Thursday16daily flights
Friday14daily flights
Saturday7daily flights
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