Find flights
Deals
When to book
FAQs

Cheap flights from San Juan Luis Munoz Marin Intl Airport to Boston from £94

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BOS
1 Nov — 8 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Boston Logan Intl are usually found in January or February, booked 43 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Luis Munoz Marin Intl to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 October 2025.

Round-trip from

£173

One-way from

£94

Popular in

July

Cheapest in

January

Average price

£166

Good one-way deal

£237 or less
JetBlue
  • JetBlue
  • 22/10-28/10
  • 2 total stops
  • 14h 00m total
  • San Juan to Boston
Search Deals
JetBlue
  • JetBlue
  • 12/11
  • 1 total stop
  • 7h 55m total
  • San Juan to Boston
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Boston Logan Intl.
Search Deals

Find flight deals from Luis Munoz Marin Intl to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Luis Munoz Marin Intl to Boston
Explore the most affordable flight options available from Luis Munoz Marin Intl to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2025.

Wed 22/1014:25SJU - BOS
1 stop7h 04mJetBlue
Tue 28/1019:52BOS - SJU
1 stop6h 56mJetBlue
Deal found 1/10£173
Thu 16/1018:05SJU - BOS
1 stop6h 09mJetBlue
Tue 21/1007:00BOS - SJU
1 stop9h 42mJetBlue
Deal found 1/10£176
Fri 31/1005:25SJU - BOS
1 stop6h 18mJetBlue
Sun 2/1120:30BOS - SJU
1 stop6h 18mJetBlue
Deal found 1/10£180
Thu 6/1108:31SJU - BOS
1 stop9h 06mJetBlue
Mon 10/1119:52BOS - SJU
1 stop6h 56mJetBlue
Deal found 30/9£186
Fri 7/1105:01SJU - BOS
1 stop7h 42mJetBlue
Sun 9/1119:00BOS - SJU
Nonstop3h 59mJetBlue
Deal found 1/10£188
Fri 31/1005:25SJU - BOS
1 stop6h 18mJetBlue
Mon 3/1113:55BOS - SJU
Nonstop4h 02mJetBlue
Deal found 30/9£191
Thu 23/1013:32SJU - BOS
Nonstop4h 13mDelta
Mon 27/1008:15BOS - SJU
Nonstop4h 06mDelta
Deal found 1/10£194
Wed 24/1203:45SJU - BOS
1 stop8h 27mDelta
Thu 1/110:20BOS - SJU
Nonstop4h 04mDelta
Deal found 1/10£198
Sat 8/1108:00SJU - BOS
Nonstop4h 13mJetBlue
Wed 12/1119:52BOS - SJU
1 stop6h 56mJetBlue
Deal found 1/10£199

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luis Munoz Marin Intl 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, Cheapflights users made 858,174 searches. Data last updated 2 October 2025.
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

Luis Munoz Marin Intl

Fly to

Boston

Route

Depart

Return

Price

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 6/11

09:30-16:37

1 stop8h 07m

Boston Logan Intl

Mon 10/11

19:52-03:48

1 stop6h 56m

£180

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 31/10

05:25-11:43

1 stop6h 18m

Boston Logan Intl

Sun 2/11

20:30-03:48

1 stop6h 18m

£180

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 22/10

06:00-13:50

1 stop7h 50m

Boston Logan Intl

Tue 28/10

13:55-17:57

Nonstop4h 02m

£184

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 30/10

05:25-15:00

1 stop9h 35m

Boston Logan Intl

Mon 3/11

18:55-23:54

Nonstop3h 59m

£187

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sun 26/10

05:10-09:19

Nonstop4h 09m

Boston Logan Intl

Wed 29/10

19:52-02:48

1 stop6h 56m

£191

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 17/10

20:22-00:24

Nonstop4h 02m

Boston Logan Intl

Mon 20/10

07:00-16:42

1 stop9h 42m

£191

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 21/10

13:32-17:45

Nonstop4h 13m

Boston Logan Intl

Sat 25/10

08:15-12:21

Nonstop4h 06m

£194

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 3/11

08:05-16:37

1 stop9h 32m

£94

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 8/11

14:32-17:45

Nonstop4h 13m

£105

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 2/3

21:10-00:21

Nonstop4h 11m

£105

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 18 results
1
2

Best time to book a flight from Luis Munoz Marin Intl to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Luis Munoz Marin Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Juan Luis Munoz Marin Intl Airport to Boston

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Boston?

Use this chart to determine the optimal time to book a return flight from Luis Munoz Marin Intl to Boston. Price data was last updated on 26 September 2025.

The best time to book flights from San Juan Luis Munoz Marin Intl Airport to Boston is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Boston?

Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Boston (average of £10). Flying from San Juan Luis Munoz Marin Intl Airport to Boston in July is currently the most expensive (average of £724). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJU to BOS?

Find hourly flight availability from Luis Munoz Marin Intl to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 October 2025.

When flying from San Juan Luis Munoz Marin Intl Airport to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 41% versus a flight at midday.

How much does it cost for a return flight from San Juan Luis Munoz Marin Intl Airport to Boston?

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from San Juan Luis Munoz Marin Intl?

    If you book a flight to Boston from San Juan Luis Munoz Marin Intl, you will be flying to Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 7 flights from San Juan Luis Munoz Marin Intl to Logan Intl per day from 0 different airlines.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Boston?

    There are many flights that can get you from San Juan Luis Munoz Marin Intl Airport to Boston in 8h 07m. Fly via JetBlue to get the fastest option. There are 1678 mi between San Juan Luis Munoz Marin Intl Airport and Boston.

  • What are the most reliable airlines from San Juan Luis Munoz Marin Intl Airport to Boston?

    No one likes to see their flight delayed. When booking a flight from San Juan Luis Munoz Marin Intl Airport to Boston consider choosing Delta (91%), KLM (87%) or Etihad Airways (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Boston?

    Looking for the cheapest flight from San Juan Luis Munoz Marin Intl Airport to Boston? While on average our users pay £238, our data indicates the cheapest price to be £164. The most popular route (San Juan Luis Munoz Marin Intl - Boston Logan Intl), is priced around £197.

  • Can I find deals for flights from Luis Munoz Marin Intl to Boston that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luis Munoz Marin Intl to Boston.

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Boston?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Boston?

    Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Boston (average of £10). Flying from San Juan Luis Munoz Marin Intl Airport to Boston in July is currently the most expensive (average of £724). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Peabody
Cambridge
Somerville
Quincy
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Boston

Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2025.
Gatwick to Boston flights
Heathrow to Boston flights
Edinburgh to Boston flights
Boston to Philadelphia flights
Boston to Orlando Airport flights
Boston to Washington, D.C. Reagan-National Airport flights
Boston to New York John F Kennedy Intl Airport flights
Boston to New York John F Kennedy Intl Airport flights
Boston to New Orleans flights
Boston to Los Angeles flights
Boston to Chicago O'Hare Intl Airport flights
Boston to Washington, D.C. Dulles Intl Airport flights
Boston to Nashville flights
Boston to Chicago O'Hare Intl Airport flights
Boston to San Francisco flights
Boston to Orlando Airport flights
Boston to Miami flights
Boston to Las Vegas flights
Boston to Denver flights
Boston to San Francisco flights
Boston to Baltimore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Luis Munoz Marin Intl to Boston?

Cheapflights makes it easy to find Luis Munoz Marin Intl to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Luis Munoz Marin Intl to Boston?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Luis Munoz Marin Intl to Boston for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Luis Munoz Marin Intl to Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Luis Munoz Marin Intl to Boston flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Luis Munoz Marin Intl to Boston become cheaper?

Yes! Start tracking prices for Luis Munoz Marin Intl to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.