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12/17/2026 Find Cheap Flights from San Juan to Boston (SJU to BOS)
SJU - San Juan BOS - Boston 
Find Cheap Flights from San Juan to Boston (SJU to BOS)
Fares Starting from $167
SJU - San Juan BOS - Boston Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202609~Ref:VHPlwupZ2US-j1HJ29ph7A
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Cheap Flights from San Juan to Boston - Compare & Book Our Best Deals
This route offers great flexibility for different travel plans. Browse one-way fares from $166.99, round-trip fares from $322.81, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best San Juan to Boston deals that fit your budget and travel preferences.
Top Airlines that fly from San Juan to Boston
Cheap Flight Deals from San Juan to Boston
SJU San Juan Thu, Dec 17
BOS Boston
from $167
Book Now
SJU San Juan Sun, Dec 6
BOS Boston
from $176
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SJU San Juan Thu, Nov 26
BOS Boston
from $176
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SJU San Juan Fri, Oct 16
BOS Boston
from $176
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SJU San Juan Wed, Dec 2
BOS Boston
from $176
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SJU San Juan Thu, Oct 8
BOS Boston
from $183
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SJU San Juan Sat, Oct 10
BOS Boston
from $183
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SJU San Juan Wed, Oct 7
BOS Boston
from $188
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SJU San Juan Thu, Oct 15
BOS Boston
from $194
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SJU San Juan Wed, Oct 21
BOS Boston
from $194
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202609~Ref:VHPlwupZ2US-j1HJ29ph7A
When is the Cheapest Time to Book Flights from SJU to BOS?
Explore data-powered insights and trends for flights from San Juan to Boston. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from San Juan to Boston?‡
What is the cheapest month to fly from San Juan to Boston?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from San Juan to Boston
- Plan Ahead - One of the keys to securing cheap flights from San Juan to Boston is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from San Juan to Boston drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If Boston has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from SJU to BOS? ‡
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from San Juan to Boston. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price for
Round-trip
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Cheap Flights from San Juan to Boston
Looking for flights from San Juan to Boston? Look no more, for you're at the right place. Book cheap flights from San Juan to Boston on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab SJU to BOS flight deals and save big!
Airports in San Juan
The city of San Juan is served by Luis Munoz Mar'n International Airport. It is a joint civil-military public international airport located about 5 kilometers southwest of San Juan. The airport offers several flights to destinations such as Frankfurt, Panama City, Atlanta, Chicago, and more. The airport can be reached from San Juan by various car rentals.
Explore Boston
Boston is the capital city and most populous municipality of the Commonwealth of Massachusetts in the United States. Founded in 1630 AD, it is one of the oldest cities in the United States and has served as a prominent noted religious center ever since. Boston prides in its respected lineup of several 17th and 18th century churches, none more famous than the First Church in Boston, which was founded in the same year of the city's founding and is the oldest church here. Also, of note here are the Christ Church (1723 AD), Trinity Church (1733 AD) and Park Street Church (1809 AD).
Things to do in Boston
First Church in Boston
The First Church in Boston is a Unitarian Universalist Church founded by the city's earliest settlers in 1630 AD, though it was founded in the nearby neighborhood of Charlestown. The church is long associated with Harvard University.
Old North Church
Boston's Old North Church Boston is the oldest standing church building in Boston and is a National Historic Landmark. The church is located on the site where American patriot Paul Revere had set out for his famous midnight ride in April 1775 to inform the citizens about the approaching British forces just before the battles of Lexington and Concord.
Trinity Church
Built during 1872 and 1877 AD, the Trinity Church in the City of Boston is a parish of the Episcopal Diocese of Massachusetts. This venerated church is built in a mix of Richardsonian and Romanesque architectural styles and features ornate interiors.
Best Time to Fly to Boston
The best times to fly to Boston are autumn and spring season that run from July to October and March to May respectively. Autumn season is mostly associated with baseball games and outdoor concerts while the spring season is dotted with cultural festivals like Boston International Film Festival.
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