SJU - BOS

£104 Find Cheap Flights from San Juan to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Juan to Boston departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Juan to Boston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Juan to Boston, as well as popular online travel agencies
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Booking Insights
Flight Deals

Cheap Flights from San Juan to Boston (SJU-BOS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from San Juan to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from San Juan to Boston

Tue, 3 Feb - Tue, 10 Feb
Spirit Airlines Logo
17:27 - 20:34SJU-BOS
4h 07mdirect
Spirit Airlines Logo
11:13 - 16:07BOS-SJU
3h 54mdirect
£130Spirit Airlines
Find Deal
Tue, 3 Feb - Tue, 10 Feb
Spirit Airlines Logo
17:27 - 20:34SJU-BOS
4h 07mdirect
Spirit Airlines Logo
21:39 - 09:52BOS-SJU
11h 13m1 stop
£145Spirit Airlines
Find Deal
Tue, 3 Feb - Tue, 10 Feb
Spirit Airlines Logo
12:10 - 22:08SJU-BOS
10h 58m1 stop
Spirit Airlines Logo
06:15 - 19:21BOS-SJU
12h 06m1 stop
£160Spirit Airlines
Find Deal
Wed, 24 Sep - Sat, 27 Sep
JetBlue Logo
17:15 - 21:18SJU-BOS
4h 03mdirect
JetBlue Logo
06:40 - 13:54BOS-SJU
7h 14m1 stop
£199JetBlue
Find Deal
Fri, 3 Oct - Mon, 6 Oct
JetBlue Logo
16:32 - 23:59SJU-BOS
7h 27m1 stop
JetBlue Logo
08:00 - 12:27BOS-SJU
4h 27mdirect
£202JetBlue
Find Deal
Thu, 23 Oct - Sun, 26 Oct
Delta Logo
13:32 - 17:45SJU-BOS
4h 13mdirect
Delta Logo
08:15 - 12:21BOS-SJU
4h 06mdirect
£208Delta
Find Deal
Wed, 1 Oct - Sun, 5 Oct
Delta Logo
07:00 - 16:00SJU-BOS
9h 00m1 stop
Delta Logo
08:10 - 12:15BOS-SJU
4h 05mdirect
£211Delta
Find Deal
Sat, 27 Sep - Mon, 29 Sep
United Airlines Logo
13:30 - 23:59SJU-BOS
10h 29m2 stops
United Airlines Logo
06:00 - 13:45BOS-SJU
7h 45m1 stop
£222United Airlines
Find Deal
Thu, 12 Feb - Mon, 16 Feb
United Airlines Logo
02:05 - 09:55SJU-BOS
8h 50m1 stop
United Airlines Logo
09:30 - 21:00BOS-SJU
10h 30m1 stop
£226United Airlines
Find Deal
Tue, 3 Feb - Tue, 10 Feb
Southwest Logo
05:40 - 14:20SJU-BOS
9h 40m2 stops
Southwest Logo
09:35 - 20:55BOS-SJU
10h 20m2 stops
£256Southwest
Find Deal

Everything you should know

Our travellers' advice
AI-generated summary based on content written by travel experts
JetBlue's Even More Space offers 18 cm extra legroom.
Delta provides free Wi-Fi for SkyMiles members.
Expert advice
Expert advice
Expert advice
Expert advice
When to travel
February
Cheapest • 23% price drop
December
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest return fare
£130
Typical prices: £83-199
Spirit Airlines
Tue 3/2Tue 10/2
SJU - BOS • Direct
Cheapest one-way flight
£104
Typical prices: £82-141
Delta
Fri 24/10
SJU - BOS • Direct
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Boston!
Expert advice

Expert advice for your flight from San Juan to Boston

 
Snippets provided in this section are AI-generated based on a summarisation of KAYAK-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Airlines
Icelandair

Icelandair's Saga Premium offers extra recline and free Wi-Fi, enhancing comfort on medium-haul flights.


Icelandair's Economy Flex includes a checked bag and free seat selection, adding value to your travel.

Read more about Icelandairby Stefanie Waldek
JetBlue

JetBlue's Even More Space upgrade provides up to 18 cm extra legroom, perfect for a more comfortable journey.


Enjoy free gate-to-gate Wi-Fi on JetBlue, allowing you to stay connected throughout your flight.

Read more about JetBlueby Harriet Baskas
Delta

Delta offers free Wi-Fi for SkyMiles members on domestic flights, enhancing your travel experience.


Delta's Comfort Plus seats offer up to 8 cm extra legroom, ideal for added comfort on medium-haul flights.

Read more about Deltaby Stefanie Waldek
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Icelandair and Delta

Stefanie Waldek

Stefanie Waldek

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Read more
Harriet Baskas

Harriet Baskas

Expert on JetBlue

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, The Points Guy, and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Booking Insights

KAYAK's insights & trends for San Juan to Boston flights

Get data-powered insights and trends into flights from San Juan to Boston to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from San Juan Luis Munoz Marin Intl Airport to Boston?

What’s the cheapest day of the week to fly from San Juan to Boston?

The average price of all round-trip flights from San Juan Luis Munoz Marin Intl Airport to Boston clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Boston on a Wednesday, as we generally find the cheapest rates on that day for this route. On the other hand, Monday is the most expensive day to fly from San Juan to Boston. For your return ticket, we recommend flying on a Saturday and avoiding Fridays for the best deals.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Juan Luis Munoz Marin Intl Airport to Boston, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from San Juan Luis Munoz Marin Intl Airport to Boston is February, where tickets cost £133 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is £229 and £223 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San Juan Luis Munoz Marin Intl Airport to Boston, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from San Juan Luis Munoz Marin Intl Airport to Boston, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 3 weeks before departure.

Find deals

Good to know - Cheap tickets from San Juan to Boston

Low seasonMarch
Cheapest flight£104
Best time to beat the crowds (10% less expensive on average)
Most popular time to fly and prices are also 11% lower on average.
Flight from San Juan to Boston

When to book flights from San Juan to Boston

Are your dates flexible? Find out the best times to travel from San Juan to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking San Juan to Boston flights

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

    In the last 3 days, the lowest price for a flight from San Juan Luis Munoz Marin Intl Airport to Boston was £141 for a one-way ticket and £176 for a return.

  • Which airports will I be using when flying from San Juan to Boston?

    When flying out of San Juan you will be using San Juan Luis Munoz Marin Intl. You will be landing at Boston, also known as Boston Logan Intl.

  • Which airlines offer Wi-Fi service onboard planes from San Juan to Boston?

    All the following airlines offer inflight Wi-Fi service on the San Juan to Boston flight route: JetBlue, Iberia, Finnair, British Airways, American Airlines, and Delta.

  • Which aircraft models fly most regularly from San Juan to Boston?

    The Airbus A321neo is the aircraft model that flies most regularly on the San Juan to Boston flight route.

  • Which airline alliances offer flights from San Juan to Boston?

    SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between San Juan and Boston, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from San Juan to Boston?

    There are direct flights from San Juan to Boston on a daily basis.

  • How does KAYAK find such low prices on flights from San Juan to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Juan to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Juan to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from San Juan is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Juan to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Boston with an airline and back to San Juan with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Juan to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from San Juan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from San Juan Luis Munoz Marin Intl Airport to Boston

  • Looking for a cheap flight from Boston to San Juan? 25% of our users found flights on this route for £251 or less one-way.

Prefer to fly direct from San Juan to Boston?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from San Juan Luis Munoz Marin Intl to Boston Logan Intl.
Find which airlines fly direct from San Juan Luis Munoz Marin Intl Airport to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

San Juan Luis Munoz Marin Intl to Boston Logan Intl

Monday

Delta, JetBlue

Delta, JetBlue

Tuesday

Delta, JetBlue

Delta, JetBlue

Wednesday

Delta, JetBlue

Delta, JetBlue

Thursday

Delta, JetBlue

Delta, JetBlue

Friday

Delta, JetBlue

Delta, JetBlue

Saturday

Delta, JetBlue

Delta, JetBlue

Sunday

Delta, JetBlue

Delta, JetBlue

See more direct flights

Direct returns

Boston Logan Intl to San Juan Luis Munoz Marin Intl

Monday

Delta, JetBlue

Delta, JetBlue

Tuesday

Delta, JetBlue

Delta, JetBlue

Wednesday

Delta, JetBlue

Delta, JetBlue

Thursday

Delta, JetBlue

Delta, JetBlue

Friday

Delta, JetBlue

Delta, JetBlue

Saturday

Delta, JetBlue

Delta, JetBlue

Sunday

Delta, JetBlue

Delta, JetBlue

See more direct flights

Everything you need to know for your flight from San Juan to Boston

Information on your arrival and departure airports

San Juan (SJU)
Boston (BOS)

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