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BOS to SJU

Boston to San Juan Flights

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹22,356United Airlines
Fastest4h 2mgate to gate
Options found88flights on this route
Find your flight BOS SJU

Available Flights & Fares

Compare fares, timings and baggage. Pick the flight that suits your trip.

Prices in INR
88 flight options

Fares are checked again before payment.

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Sort by
United Airlines
United Airlines
UA-1834
07:31
2026-10-30
BOSTON (BOS)United StatesLogan International
13H :51 M
2 Stops
ORD · 1h 31m Chicago (ORD), United States
DCA · 3h 17m Washington (DCA), United States
21:22
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1833
06:00
2026-10-30
BOSTON (BOS)United StatesLogan International
7H :11 M
1 Stop
EWR · 1h 48m New York (EWR), United States
13:11
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1388
09:43
2026-10-30
BOSTON (BOS)United StatesLogan International
10H :41 M
1 Stop
IAH · 1h 53m Houston (IAH), United States
20:24
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1349
09:12
2026-10-30
BOSTON (BOS)United StatesLogan International
10H :48 M
1 Stop
ORD · 3h 01m Chicago (ORD), United States
20:00
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-503
10:42
2026-10-30
BOSTON (BOS)United StatesLogan International
9H :18 M
1 Stop
ORD · 1h 30m Chicago (ORD), United States
20:00
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1780
08:50
2026-10-30
BOSTON (BOS)United StatesLogan International
4H :02 M
Non Stop
12:52
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-375
13:29
2026-10-30
BOSTON (BOS)United StatesLogan International
30H :31 M
1 Stop
ORD · 22h 44m Chicago (ORD), United States
20:00
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2496
15:01
2026-10-30
BOSTON (BOS)United StatesLogan International
28H :59 M
1 Stop
ORD · 21h 11m Chicago (ORD), United States
20:00
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-563
16:56
2026-10-30
BOSTON (BOS)United StatesLogan International
27H :04 M
1 Stop
ORD · 19h 16m Chicago (ORD), United States
20:00
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1015
18:36
2026-10-30
BOSTON (BOS)United StatesLogan International
25H :24 M
1 Stop
ORD · 17h 36m Chicago (ORD), United States
20:00
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2433
20:25
2026-10-30
BOSTON (BOS)United StatesLogan International
23H :35 M
1 Stop
ORD · 15h 47m Chicago (ORD), United States
20:00
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1734
05:30
2026-10-30
BOSTON (BOS)United StatesLogan International
6H :45 M
1 Stop
IAD · 1h 12m Washington (IAD), United States
12:15
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1734
05:30
2026-10-30
BOSTON (BOS)United StatesLogan International
15H :52 M
1 Stop
IAD · 10h 19m Washington (IAD), United States
21:22
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
AA
American Airlines
AA-1540
06:00
2026-10-30
BOSTON (BOS)United StatesLogan International
16H :57 M
1 Stop
PHL · 10h 53m Philadelphia (PHL), United States
22:57
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
AA
American Airlines
AA-2764
08:07
2026-10-30
BOSTON (BOS)United StatesLogan International
14H :50 M
1 Stop
PHL · 8h 42m Philadelphia (PHL), United States
22:57
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
AA
American Airlines
AA-2169
21:25
2026-10-30
BOSTON (BOS)United StatesLogan International
16H :12 M
1 Stop
PHL · 10h 28m Philadelphia (PHL), United States
13:37
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
AA
American Airlines
AA-2169
21:25
2026-10-30
BOSTON (BOS)United StatesLogan International
14H :06 M
2 Stops
PHL · 6h 00m Philadelphia (PHL), United States
MIA · 1h 00m Miami (MIA), United States
11:31
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-695
06:50
2026-10-30
BOSTON (BOS)United StatesLogan International
9H :59 M
1 Stop
ATL · 3h 36m Atlanta (ATL), United States
16:49
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-456
09:05
2026-10-30
BOSTON (BOS)United StatesLogan International
7H :44 M
1 Stop
ATL · 1h 21m Atlanta (ATL), United States
16:49
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
AA
American Airlines
AA-857
16:59
2026-10-30
BOSTON (BOS)United StatesLogan International
20H :38 M
1 Stop
PHL · 14h 49m Philadelphia (PHL), United States
13:37
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
AA
American Airlines
AA-2169
21:25
2026-10-30
BOSTON (BOS)United StatesLogan International
25H :32 M
1 Stop
PHL · 19h 30m Philadelphia (PHL), United States
22:57
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-1414
06:00
2026-10-30
BOSTON (BOS)United StatesLogan International
8H :40 M
1 Stop
ORD · 0h 52m Chicago (ORD), United States
14:40
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

Recommended hotels in San Juan

Stay options near the arrival city for the same travel date.

Search hotels
United Airlines
United Airlines
UA-721
14:40
2026-10-30
BOSTON (BOS)United StatesLogan International
6H :42 M
1 Stop
IAD · 1h 02m Washington (IAD), United States
21:22
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1414
06:00
2026-10-30
BOSTON (BOS)United StatesLogan International
14H :00 M
1 Stop
ORD · 6h 16m Chicago (ORD), United States
20:00
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1834
07:31
2026-10-30
BOSTON (BOS)United StatesLogan International
12H :29 M
1 Stop
ORD · 4h 42m Chicago (ORD), United States
20:00
2026-10-30
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-694
19:41
2026-10-30
BOSTON (BOS)United StatesLogan International
16H :34 M
1 Stop
IAD · 10h 54m Washington (IAD), United States
12:15
2026-10-31
San Juan (SJU)Puerto RicoLuis Munoz Marin Intl
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
No flights match the selected filters. Clear filters or open full search.

Airfare Highlights

From flights departing on Fri, 30 Oct 2026.

Lowest fare ₹22,356 United Airlines 07:31
Earliest departure ₹54,172 American Airlines 05:00
Shortest duration ₹27,424 Delta Air Lines 08:50
Night 00:00-05:59 ₹30,747 United Airlines at 05:30
Morning 06:00-11:59 ₹22,356 United Airlines at 07:31
Afternoon 12:00-17:59 ₹30,672 United Airlines at 13:29
Evening 18:00-23:59 ₹30,672 United Airlines at 18:36

Departure & Arrival Airport Details

Boston (BOS)

Logan International

United States

GMT -5

Latitude: 42.36429977

Longitude: -71.00520325

San Juan (SJU)

Luis Munoz Marin Intl

Puerto Rico

GMT -4

Latitude: 18.4393997192

Longitude: -66.0018005371

Distance: Boston (BOS), United States to San Juan (SJU), Puerto Rico - 2,701.98 km
Flights shown for 30 Oct 2026. View all flights opens the complete search result.
Route forecast

Weather in Boston and San Juan

Live forecast for both cities, 12 Oct to 15 Oct.

Departure city

Boston

Thu, 15 Oct
12°CClear skyLow 7°
64% humidity 21 km/h wind
  • Mon18° / 16°
  • Tue17° / 16°
  • Wed16° / 16°
Arrival city

San Juan

Thu, 15 Oct
30°CClear skyLow 25°
90% humidity 6 km/h wind 2.9 mm rain
  • Mon32° / 25°
  • Tue31° / 25°
  • Wed31° / 25°

Forecast data from MET Norway, CC BY 4.0.

Compare your journey

How to travel Boston to San Juan

Ways to make this trip that you can book on FlyX, compared by price and journey time.

OptionFromJourney timeAvailabilityAction
Non-stop flight Fastest₹27,4244h 2m1 flight
Connecting flight₹22,356Longer, includes a stop87 options

Air distance is about 2,702 km. 3 airlines operate this route.

Road distance and coach duration are approximate estimates from the air distance, not a timetable.

Airlines flying from Boston to San Juan

Compare fares, stops, baggage and refundability across the airlines flying this route.

United Airlines Flights

from ₹22,35663 flights
Fares from
₹22,356
Non-stop
None in these results
Departures
63 in the list above

American Airlines Flights

from ₹32,09220 flights
Fares from
₹32,092
Non-stop
None in these results
Departures
20 in the list above

Delta Air Lines Flights

from ₹27,4245 flights
Fares from
₹27,424
Non-stop
1 in these results
Departures
5 in the list above

Route Overview & Flight Facts

Fastest flight duration4h 2m · Delta Air Lines
First departure of the day05:00 · American Airlines
Last departure of the day21:25 · American Airlines
Flight options found88
Direct / non-stop options1
Airport codesBoston–BOS, San Juan–SJU

Fares and timings are indicative. The exact price is confirmed with the airline when you search.

Flight Schedule, Timings & Airfare Insights

Daily Flight Schedule & Travel Duration

The search for Fri, 30 Oct found 88 flight options, 1 of them non-stop. The first flight leaves around 05:00 and the last around 21:25. The fastest flight takes about 4h 2m.

Morning vs Evening Departure Fares

Lowest fare by departure window: Morning from ₹22,356, Afternoon from ₹30,672, Evening from ₹30,672, Night from ₹30,747. These observations do not predict the cheapest departure window on other dates.

Cheapest Airfare & Best Time to Book

Search your travel dates to compare current fares. Prices change with airline seat availability.

One-Way vs Round-Trip Fare Comparison

Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.

Online Web Check-In & Boarding Pass

Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.

How to Book Cheap Flights on FlyX

  1. 1
    Enter your travel details

    Choose one-way or round-trip, pick your dates and travellers in the search form above.

  2. 2
    Compare search results

    Sort or filter the Boston–San Juan results by price, departure time, stops and airline.

  3. 3
    Open the fare choices

    Check baggage allowance and refundability for each fare type before continuing.

  4. 4
    Review the final price

    Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.

  5. 5
    Pay securely

    UPI, cards, net banking and wallets supported; payment and ticket issuance have separate statuses. If issuance is pending, follow the booking status; the confirmed ticket is sent after issuance.

Why Book Your Flight with FlyX?

Compare the available Boston to San Juan options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.

Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.

Fare checked before paymentCoupon eligibility checkedBooking status trackingBooking support

Exclusive Flight Offers & Promo Coupons

Coupon codeOfferMax saving
FLYX20Up to 20% Off on Flights₹1,500

Check coupon eligibility and the final discount on the review page before you pay. View full terms.

Frequently Asked Questions

Is it worth booking Boston to San Juan flights in advance?

There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Boston to San Juan dates shown on this page, the lowest fare is on a Friday at ₹22,356. This can change from week to week.

How far is Boston from San Juan by air?

The direct air distance between Boston (BOS) and San Juan (SJU) is about 2,702 km. Actual flight time varies with the routing the airline files and with winds on the day.

Are there non-stop flights from BOS to SJU?

Yes. 1 non-stop flight is listed on this page for Boston to San Juan. Use the Stops filter to see only those.

Which airlines fly Boston to San Juan?

United Airlines, American Airlines and Delta Air Lines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.

How long is the flight from Boston to San Juan?

The quickest non-stop Boston to San Juan flight on this page takes about 4h 2m. Journeys with a stop take longer, since the total includes the layover.

What is the cheapest Boston to San Juan flight fare?

The lowest Boston to San Juan fare on this page is ₹22,356. Fares on the same dates run up to ₹54,576, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.

What time do Boston to San Juan flights depart?

On the dates shown here, the first departure is around 05:00 and the last around 21:25, local time at Boston. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.

Why does the price change after clicking Book Now?

Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.

Before you book this route

Check the airport codes BOS–SJU, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.

Where these fares come from

The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.

Fares shown are for departures on .

Check official travel requirements

Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.

For payment, ticket issuance or a change request, see FlyX support. About FlyX.

United States travel guide for Indian travellers

Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.

Read the United States travel guide

What to Expect When Booking Your Flight

The BOS to SJU cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 2,701.98 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare choices

Continue to Booking opens the verified fare choices, including baggage and refundability, before review.

Lowest Boston to San Juan airfare, in 30 days and in 90 days

Cheapest FareFareDateAirlineDeparture
Lowest Airfare ₹22,356 30/10/2026 United Airlines 07:31
Cheapest Airfare Within 30 Days ₹21,909 07/11/2026 United Airlines 07:31
Cheapest Airfare Within 90 Days ₹21,238 06/01/2027 United Airlines 07:31

Book Boston to San Juan Flight Tickets on FlyX

FlyX lists each Boston to San Juan flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.

Boston to San Juan Flight Distance, Duration and Time

The aerial distance between Boston and San Juan is about 2,702 KM. In these results, journey times range from 4h 2m to 30h 31m. Flights with a layover take longer because the total includes the connection time.

Boston to San Juan Flight Schedule and Timing

The search for these dates returned 88 flight options, 1 of them non-stop. The first departure from Boston is at 05:00 and the last is at 21:25. Flights leave from Logan International and land at Luis Munoz Marin Intl.

Flight Route Details & Analysis

Flight DetailsInformation
RouteBoston to San Juan
Aerial Distance2,702 KM
Flight Duration4h 2m - 30h 31m
Airport CodesBoston - BOS, San Juan - SJU
Total Flights Available88 flights1 direct87 with layovers
First Flight DepartureDeparts at 05:00
Last Flight DepartureDeparts at 21:25
Early Morning Flights (12 AM - 8 AM)23 flights0 direct23 with layovers
Morning Flights (8 AM - 12 PM)19 flights1 direct18 with layovers
Afternoon Flights (12 PM - 4 PM)21 flights0 direct21 with layovers
Evening Flights (4 PM - 8 PM)16 flights0 direct16 with layovers
Night Flights (8 PM - 12 AM)9 flights0 direct9 with layovers

Airport Information & Terminals

BOS: Boston Logan International Airport. Logan is close to downtown Boston compared with many US airports. Taxis, airport buses and transit work well, but winter weather and academic move-in dates can change travel ease.

SJU: San Juan airport. Airport access in San Juan depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.

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