Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Boston to San Juan from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to San Juan departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to San Juan

Cheap round-trip flights

Spirit Airlines Logo
6:10 am - 3:30 pmBOS-SJU
9h 20m1 stop
Spirit Airlines Logo
3:50 pm - 11:48 pmSJU-BOS
7h 58m1 stop
$166Spirit Airlines
Find Deal
Tue, Aug 5 - Wed, Aug 6
Spirit Airlines Logo
6:10 am - 3:30 pmBOS-SJU
9h 20m1 stop
Spirit Airlines Logo
1:59 am - 1:48 pmSJU-BOS
11h 49m1 stop
$176Spirit Airlines
Find Deal
Tue, Aug 5 - Tue, Sep 9
Spirit Airlines Logo
10:03 am - 2:08 pmBOS-SJU
4h 05mnonstop
Spirit Airlines Logo
1:21 am - 8:37 amSJU-BOS
7h 16m1 stop
$177Spirit Airlines
Find Deal
Thu, Jul 31 - Tue, Aug 5
Spirit Airlines Logo
6:10 am - 9:09 pmBOS-SJU
14h 59m1 stop
Spirit Airlines Logo
3:50 pm - 11:48 pmSJU-BOS
7h 58m1 stop
$178Spirit Airlines
Find Deal
Sun, Aug 3 - Wed, Aug 6
Spirit Airlines Logo
10:03 am - 2:08 pmBOS-SJU
4h 05mnonstop
Spirit Airlines Logo
3:13 pm - 7:30 pmSJU-BOS
4h 17mnonstop
$181Spirit Airlines
Find Deal
Sun, Jul 27 - Sun, Aug 3
Spirit Airlines Logo
10:03 am - 2:08 pmBOS-SJU
4h 05mnonstop
Spirit Airlines Logo
3:13 pm - 7:30 pmSJU-BOS
4h 17mnonstop
$183Spirit Airlines
Find Deal
Thu, Jul 24 - Thu, Jul 31
Logo
6:00 am - 4:00 pmBOS-SJU
10h 00m1 stop
Logo
1:21 am - 8:37 amSJU-BOS
7h 16m1 stop
$214
Find Deal
Fri, Aug 1 - Tue, Aug 5
Logo
12:57 pm - 4:07 pmBOS-SJU
27h 10m1 stop
Logo
3:13 pm - 7:30 pmSJU-BOS
4h 17mnonstop
$216
Find Deal
Thu, Jul 24 - Thu, Jul 31
Frontier Logo
9:01 am - 11:59 pmBOS-SJU
14h 58m1 stop
Frontier Logo
3:51 pm - 8:35 amSJU-BOS
16h 44m1 stop
$227Frontier
Find Deal
Thu, Jul 31 - Thu, Aug 7
JetBlue Logo
8:45 pm - 12:51 amBOS-SJU
4h 06mnonstop
JetBlue Logo
6:00 am - 10:07 amSJU-BOS
4h 07mnonstop
$241JetBlue
Find Deal
Sun, Jul 27 - Mon, Jul 28

JetBlue flights from Boston to San Juan

Our best JetBlue deals on Boston to San Juan flight tickets
JetBlue
Jul 27
BOS8:45 pmBoston Logan Intl
4h 06m
SJU12:51 amSan Juan Luis Munoz Marin Intl
Jul 28
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 07m
BOS10:07 amBoston Logan Intl
$241
Find similar
JetBlue
Jul 26
BOS12:00 pmBoston Logan Intl
4h 04m
SJU4:04 pmSan Juan Luis Munoz Marin Intl
Aug 2
SJU8:25 amSan Juan Luis Munoz Marin Intl
4h 10m
BOS12:35 pmBoston Logan Intl
$246
Find similar
JetBlue
Jul 19
BOS8:45 pmBoston Logan Intl
4h 04m
SJU12:49 amSan Juan Luis Munoz Marin Intl
Jul 27
SJU6:54 pmSan Juan Luis Munoz Marin Intl
4h 05m
BOS10:59 pmBoston Logan Intl
$251
Find similar

Spirit Airlines flights from Boston to San Juan

Our best Spirit Airlines deals on Boston to San Juan flight tickets
Spirit Airlines
Aug 5
BOS6:10 amBoston Logan Intl
9h 20m
1 stop
SJU3:30 pmSan Juan Luis Munoz Marin Intl
Aug 6
SJU3:50 pmSan Juan Luis Munoz Marin Intl
7h 58m
1 stop
BOS11:48 pmBoston Logan Intl
$166
Find similar
Spirit Airlines
Aug 5
BOS6:10 amBoston Logan Intl
9h 20m
1 stop
SJU3:30 pmSan Juan Luis Munoz Marin Intl
Sep 9
SJU1:59 amSan Juan Luis Munoz Marin Intl
11h 49m
1 stop
BOS1:48 pmBoston Logan Intl
$176
Find similar
Spirit Airlines
Jul 31
BOS10:03 amBoston Logan Intl
4h 05m
SJU2:08 pmSan Juan Luis Munoz Marin Intl
Aug 5
SJU1:21 amSan Juan Luis Munoz Marin Intl
7h 16m
1 stop
BOS8:37 amBoston Logan Intl
$177
Find similar

See travel insights to San Juan from

How to get the cheapest flight ticket from Boston to San Juan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in September, then October is your next best option. Flight prices from Boston to San Juan during October average around $216.

What is the cheapest day to depart on your flight to San Juan?

The cheapest day to depart from Boston to San Juan is on a Monday when prices can be found for as low as $282. The most expensive day to fly to San Juan is Saturday, with ticket prices averaging around $321.

What is the cheapest time of day to depart on your flight to San Juan?

The cheapest time of day to fly to San Juan is in the morning when flights can be purchased for as low as $291. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $335 on average. Flights to San Juan from Boston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to San Juan flight route?

Fly from Boston Logan Intl to San Juan Luis Munoz Marin Intl for the best Boston Logan Intl - San Juan flight prices

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Boston for as low as $221 on momondo.

What cabin class options are available on Boston Logan Intl to San Juan flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Boston to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to San Juan

Best Price Found

$72

Fastest flight time

4h 04m

Direct flights

Every day

Airports in San Juan

1 airport
The best one-way flight to San Juan from Boston in the past 72 hours is $72. The best round-trip flight deal from Boston to San Juan found on momondo in the last 72 hours is $166.
The fastest flight from Boston to San Juan takes 4h 04m
Direct flights go from Boston to San Juan every day.
There is 1 airport near San Juan: San Juan Luis Munoz Marin Intl (SJU)
Search flight deals

  • How far is Boston Logan Intl to San Juan by plane?

    San Juan is 1675.2 mi away from Boston Logan Intl. By plane, this route typically takes 4h 05m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to San Juan?

    Prices for flights from Boston Logan Intl Airport to San Juan were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to San Juan?

  • How old do you have to be to fly from Boston Logan Intl Airport to San Juan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Boston to San Juan

Compare and see reviews for airlines that fly from Boston to San Juan with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $59Free CancellationRating
5.9
3,260 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $96Free CancellationRating
6.3
8,047 reviews
Search Spirit Airlines flights
DeltaPriceFrom $141Free CancellationRating
8.0
7,953 reviews
Search Delta flights
JetBluePriceFrom $148Free CancellationRating
7.3
2,908 reviews
Search JetBlue flights
United AirlinesPriceFrom $204Free CancellationRating
7.4
8,856 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $427Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to San Juan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to San Juan. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to San Juan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to San Juan flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to San Juan?

Once all potential Boston to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to San Juan right now. Can momondo alert me if prices change?

Price alerts on flights to San Juan from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Juan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 7/19
Sat 7/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport