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Flights from Boston to San Juan
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Book flight tickets from Boston to San Juan starting at ₹ 2,878

Whether you’re going for a one-way or round-trip to San Juan, we’ve got you covered! Check out these different flight options from Boston below.

  • One way
  • Round-trip
      • Cheapest nonstop
        BOS10:16
        4h 5m
        Nonstop
        SJU15:21
        Sat, Jan 11|Boston - San Juan|Frontier Airlines
        ₹ 2,878₹ 4,414
        35% OFF
        35% OFF
        ₹ 4,414₹ 2,878

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Sat, Jan 11, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 2,878 including taxes and charges.

      • BOS10:03
        4h 4m
        Nonstop
        SJU15:07
        Sun, Jan 19|Boston - San Juan|Frontier Airlines
        ₹ 3,763₹ 4,414
        15% OFF
        15% OFF
        ₹ 4,414₹ 3,763

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Sun, Jan 19, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,763 including taxes and charges.

      • BOS10:26
        4h 5m
        Nonstop
        SJU15:31
        Tue, Jan 7|Boston - San Juan|Frontier Airlines
        ₹ 3,787₹ 4,414
        14% OFF
        14% OFF
        ₹ 4,414₹ 3,787

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Jan 7, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,787 including taxes and charges.

      • BOS10:26
        4h 5m
        Nonstop
        SJU15:31
        Tue, Jan 14|Boston - San Juan|Frontier Airlines
        ₹ 3,810
        ₹ 3,810

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Jan 14, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,810 including taxes and charges.

      • BOS10:26
        4h 5m
        Nonstop
        SJU15:31
        Mon, Jan 6|Boston - San Juan|Frontier Airlines
        ₹ 3,833
        ₹ 3,833

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Mon, Jan 6, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,833 including taxes and charges.

      • BOS10:03
        4h 4m
        Nonstop
        SJU15:07
        Wed, Jan 22|Boston - San Juan|Frontier Airlines
        ₹ 3,868
        ₹ 3,868

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Wed, Jan 22, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,868 including taxes and charges.

      • BOS09:51
        3h 58m
        Nonstop
        SJU14:49
        Mon, Jan 13|Boston - San Juan|Frontier Airlines
        ₹ 3,880
        ₹ 3,880

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Mon, Jan 13, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,880 including taxes and charges.

      • BOS10:03
        4h 4m
        Nonstop
        SJU15:07
        Tue, Jan 28|Boston - San Juan|Frontier Airlines
        ₹ 3,891
        ₹ 3,891

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Jan 28, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,891 including taxes and charges.

      • BOS10:06
        4h 5m
        Nonstop
        SJU15:11
        Sun, Jan 12|Boston - San Juan|Frontier Airlines
        ₹ 3,915
        ₹ 3,915

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Sun, Jan 12, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,915 including taxes and charges.

      • BOS10:03
        4h 4m
        Nonstop
        SJU15:07
        Tue, Feb 4|Boston - San Juan|Frontier Airlines
        ₹ 3,915
        ₹ 3,915

        Choose Frontier Airlines flights from Boston to San Juan. The one-way direct flight with Frontier Airlines departs from General Edward Lawrence Logan International Airport on Tue, Feb 4, arriving at Luis Muñoz Marín International Airport. One-way ticket prices start from ₹ 3,915 including taxes and charges.

      • BOS01:00 pm
        3h 5m
        Nonstop
        SJU02:00 pm
        Mon, Dec 23|Boston - San Juan|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Boston to San Juan

Explore the best time to buy affordable tickets to San Juan with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Boston to San Juan

Which airline provides the cheapest flights from Boston to San Juan? Discover the option that best suits your travel needs before embarking on your journey.

Frontier Airlines
From ₹ 2,878
Delta Air Lines
From ₹ 5,429
Jetblue Airways
From ₹ 6,909
American Airlines
From ₹ 7,608
United Airlines
From ₹ 9,123
Spirit Airlines
From ₹ 10,090
Southwest Airlines
From ₹ 16,591
Allegiant Air
From ₹ 20,867

Find more flights and airlines

Alternative Routes from Boston to San Juan

Did you know that you can save money and time on an alternative route from Boston to San Juan? Check out some of the different available routes below.

  • Cheapest
    Frontier Airlines
    BOS
    10:16
    4h 5m
    Nonstop
    SJU
    15:21
    General Edward Lawrence Logan International Airport - Luis Muñoz Marín International Airport
    Sat, Jan 11Frontier Airlines
    ₹ 2,878
  • Allegiant Air
    PSM
    10:30
    15h 19m
    1 transfer
    SJU
    02:49
    Portsmouth International Airport at Pease - Luis Muñoz Marín International Airport
    Tue, Dec 24Allegiant Air
    ₹ 20,867
  • Allegiant Air
    PSM
    10:30
    15h 19m
    1 transfer
    SJU
    02:49
    Portsmouth International Airport at Pease - Luis Muñoz Marín International Airport
    Tue, Dec 24Allegiant Air
    ₹ 20,867
    Find More Flights

FAQ

  • When are flight tickets from Boston (BOS) to San Juan (SJU) the cheapest?

    Airlines adjust prices for flights from Boston to San Juan based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Boston (BOS) to San Juan (SJU) cost?

    According to Trip.com's data, the lowest price is around ₹ 20,796.

  • How long does it take to fly from Boston (BOS) to San Juan (SJU) and what is the distance?

    It takes around 4 hours to fly from Boston (BOS) to San Juan (SJU).

  • What is the transportation method from the main airport to downtown in San Juan?

    • The distance from Luis Muñoz Marín International Airport to downtown is about 11 km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Boston (BOS) to San Juan (SJU)?

How to find a cheap flight from Boston to San Juan

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Boston to San Juan

Cheapest nonstop flight price₹ 2,877
Cheapest round-trip ticket price₹ 7,410
Off-season for travelNovember
Peak season for travelMarch
Flight distance2,701.02 km
Average flight time4 hours
Popular airlineJetblue Airways

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