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Flights from San Juan to Boston
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Find San Juan to Boston flights starting at CAD 66.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Thu, Jan 23|San Juan - Boston|Frontier Airlines
        CAD 66CAD 86
        23% OFF
        23% OFF
        CAD 86CAD 66

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Thu, Jan 23, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 66 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Tue, Feb 4|San Juan - Boston|Frontier Airlines
        CAD 66CAD 86
        23% OFF
        23% OFF
        CAD 86CAD 66

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Tue, Feb 4, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 66 including taxes and charges.

      • SJU07:00
        4h 18m
        Nonstop
        BOS10:18
        Wed, Feb 12|San Juan - Boston|Frontier Airlines
        CAD 70CAD 86
        19% OFF
        19% OFF
        CAD 86CAD 70

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Wed, Feb 12, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 70 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Fri, Jan 24|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Fri, Jan 24, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Thu, Jan 30|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Thu, Jan 30, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU06:00
        4h 28m
        Nonstop
        BOS09:28
        Sat, Feb 1|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Sat, Feb 1, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Thu, Feb 6|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Thu, Feb 6, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU06:00
        4h 28m
        Nonstop
        BOS09:28
        Sat, Jan 25|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Sat, Jan 25, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Fri, Jan 31|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Fri, Jan 31, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU05:35
        4h 28m
        Nonstop
        BOS09:03
        Fri, Feb 7|San Juan - Boston|Frontier Airlines
        CAD 73
        CAD 73

        Choose Frontier Airlines flights from San Juan to Boston. The one-way direct flight with Frontier Airlines departs from Luis Muñoz Marín International Airport on Fri, Feb 7, arriving at General Edward Lawrence Logan International Airport. One-way Prices start from CAD 73 including taxes and charges.

      • SJU01:00 pm
        3h 5m
        Nonstop
        BOS02:00 pm
        Thu, Jan 9|San Juan - Boston|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.

When is the cheapest time to fly from San Juan to Boston?

We monitor flight fares to help you find the best deals effortlessly

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

Find Cheapest Airlines Flying from San Juan to Boston

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From CAD 66
Jetblue Airways
From CAD 141
Delta Air Lines
From CAD 142
American Airlines
From CAD 149
United Airlines
From CAD 189
Southwest Airlines
From CAD 225
Spirit Airlines
From CAD 277

Find more flights and airlines

Alternative Routes for San Juan to Boston Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Juan to Boston.

  • Cheapest
    Frontier Airlines
    SJU
    05:35
    4h 28m
    Nonstop
    BOS
    09:03
    Luis Muñoz Marín International Airport - General Edward Lawrence Logan International Airport
    Tue, Feb 4Frontier Airlines
    CAD 66
  • Frontier Airlines
    SJU
    03:54
    14h 15m
    1 transfer
    PSM
    17:09
    Luis Muñoz Marín International Airport - Portsmouth International Airport
    Thu, Jan 2Frontier Airlines
    CAD 370
  • Frontier Airlines
    SJU
    03:54
    14h 15m
    1 transfer
    PSM
    17:09
    Luis Muñoz Marín International Airport - Portsmouth International Airport
    Thu, Jan 2Frontier Airlines
    CAD 370
    Find More Flights

FAQ

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

    Airlines adjust prices for flights from San Juan to Boston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

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

    According to Trip.com's data, the lowest price is around CAD 283.

  • How long is the flight from San Juan (SJU) to Boston (BOS)?

    It takes about 4 hours 12 minutes to fly from San Juan (SJU) to Boston (BOS).

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

    Airlines with flights from San Juan (SJU) to Boston (BOS): Jetblue Airways, Qatar Airways, Spirit Airlines, Frontier Airlines, Etihad Airways, KLM, Aer Lingus, Hawaiian Airlines and Japan Airlines.

  • What's the most popular airline for direct flights from San Juan (SJU) to Boston (BOS)?

    Spirit Airlines operates 1 direct flights from San Juan (SJU) to Boston (BOS).

  • How many airports in Boston (BOS)?

How to find a cheap flight from San Juan to Boston

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Juan to Boston. Book your flights at the right time and save more.
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 for San Juan to Boston Flights

Cheapest direct flight priceCAD 66
Cheapest return ticket priceCAD 131
Off-season travel monthDecember
Peak season for travelMarch
Flight distance2,701.02km
Average flight time4 hours 12 minutes
Popular airlineFrontier Airlines

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