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Cheap flights from San José to Boston from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to Boston departing on 2/17. 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

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Find the cheapest flights from San José to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:30 am - 9:54 pm
SJO
-
BOS
14h 24m
1 stop
United Airlines Logo
7:34 pm - 12:15 pm
BOS
-
SJO
18h 41m
2 stops
$241United Airlines
Wed, Mar 11 - Tue, Mar 17
Spirit Airlines Logo
11:35 am - 10:01 pm
SJO
-
BOS
8h 26m
1 stop
Spirit Airlines Logo
5:45 am - 11:14 am
BOS
-
SJO
7h 29m
1 stop
$243Spirit Airlines
Tue, Mar 10 - Wed, Mar 18
Spirit Airlines Logo
11:35 am - 10:01 pm
SJO
-
BOS
8h 26m
1 stop
Spirit Airlines Logo
5:45 am - 11:14 am
BOS
-
SJO
7h 29m
1 stop
$245Spirit Airlines
Wed, Mar 11 - Wed, Mar 18
Spirit Airlines Logo
12:31 pm - 11:44 pm
SJO
-
BOS
9h 13m
1 stop
Spirit Airlines Logo
5:45 am - 11:14 am
BOS
-
SJO
7h 29m
1 stop
$251Spirit Airlines
Wed, Mar 11 - Wed, Mar 18
Spirit Airlines Logo
12:35 pm - 10:01 pm
SJO
-
BOS
8h 26m
1 stop
Spirit Airlines Logo
5:27 am - 11:22 am
BOS
-
SJO
7h 55m
1 stop
$252Spirit Airlines
Wed, Mar 4 - Mon, Mar 9
Spirit Airlines Logo
11:35 am - 10:01 pm
SJO
-
BOS
8h 26m
1 stop
Spirit Airlines Logo
5:45 am - 11:14 am
BOS
-
SJO
7h 29m
1 stop
$253Spirit Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
6:00 am - 12:05 am
SJO
-
BOS
16h 05m
1 stop
American Airlines Logo
8:26 am - 9:43 pm
BOS
-
SJO
15h 17m
1 stop
$254American Airlines
Wed, Mar 11 - Wed, Mar 18
Spirit Airlines Logo
12:35 pm - 10:01 pm
SJO
-
BOS
8h 26m
1 stop
Spirit Airlines Logo
5:45 am - 11:14 am
BOS
-
SJO
7h 29m
1 stop
$255Spirit Airlines
Wed, Mar 4 - Mon, Mar 16
American Airlines Logo
6:00 am - 11:01 pm
SJO
-
BOS
15h 01m
1 stop
American Airlines Logo
6:45 am - 9:43 pm
BOS
-
SJO
16h 58m
1 stop
$257American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
7:00 am - 11:59 pm
SJO
-
BOS
15h 59m
1 stop
American Airlines Logo
10:56 am - 7:33 pm
BOS
-
SJO
10h 37m
2 stops
$261American Airlines
Wed, Mar 4 - Mon, Mar 9

Spirit Airlines flights from San José to Boston

Our best Spirit Airlines deals on San José to Boston flight tickets
Spirit Airlines
Mar 10
SJO11:35 amSan José Juan Santamaria Intl
8h 26m
1 stop
BOS10:01 pmBoston Logan Intl
Mar 18
BOS5:45 amBoston Logan Intl
7h 29m
1 stop
SJO11:14 amSan José Juan Santamaria Intl
$243
Spirit Airlines
Mar 11
SJO11:35 amSan José Juan Santamaria Intl
8h 26m
1 stop
BOS10:01 pmBoston Logan Intl
Mar 18
BOS5:45 amBoston Logan Intl
7h 29m
1 stop
SJO11:14 amSan José Juan Santamaria Intl
$245
Spirit Airlines
Mar 11
SJO12:31 pmSan José Juan Santamaria Intl
9h 13m
1 stop
BOS11:44 pmBoston Logan Intl
Mar 18
BOS5:45 amBoston Logan Intl
7h 29m
1 stop
SJO11:14 amSan José Juan Santamaria Intl
$251

United Airlines flights from San José to Boston

Our best United Airlines deals on San José to Boston flight tickets
United Airlines
Mar 11
SJO5:30 amSan José Juan Santamaria Intl
14h 24m
1 stop
BOS9:54 pmBoston Logan Intl
Mar 17
BOS7:34 pmBoston Logan Intl
18h 41m
2 stops
SJO12:15 pmSan José Juan Santamaria Intl
$241
United Airlines
Mar 11
SJO1:05 pmSan José Juan Santamaria Intl
20h 05m
2 stops
BOS11:10 amBoston Logan Intl
Mar 18
BOS7:16 amBoston Logan Intl
16h 16m
2 stops
SJO9:32 pmSan José Juan Santamaria Intl
$275
United Airlines
Mar 11
SJO1:05 pmSan José Juan Santamaria Intl
21h 51m
2 stops
BOS12:56 pmBoston Logan Intl
Mar 18
BOS9:32 amBoston Logan Intl
12h 07m
1 stop
SJO7:39 pmSan José Juan Santamaria Intl
$288

momondo Fare Finder

 
Customize your flight search to find flights from San José to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from San José to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

5:30 am-9:54 pm

1 stop14h 24m

Boston Logan Intl

Tue 3/17

7:34 pm-12:15 pm

2 stops18h 41m

$241

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 3/10

11:35 am-10:01 pm

1 stop8h 26m

Boston Logan Intl

Wed 3/18

5:45 am-11:14 am

1 stop7h 29m

$243

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

11:35 am-10:01 pm

1 stop8h 26m

Boston Logan Intl

Wed 3/18

5:45 am-11:14 am

1 stop7h 29m

$245

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

12:31 pm-11:44 pm

1 stop9h 13m

Boston Logan Intl

Wed 3/18

5:45 am-11:14 am

1 stop7h 29m

$251

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/4

12:35 pm-10:01 pm

1 stop8h 26m

Boston Logan Intl

Mon 3/9

5:27 am-11:22 am

1 stop7h 55m

$252

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

11:35 am-10:01 pm

1 stop8h 26m

Boston Logan Intl

Wed 3/18

5:45 am-11:14 am

1 stop7h 29m

$253

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

6:00 am-12:05 am

1 stop16h 05m

Boston Logan Intl

Wed 3/18

8:26 am-9:43 pm

1 stop15h 17m

$254

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/4

12:35 pm-10:01 pm

1 stop8h 26m

Boston Logan Intl

Mon 3/16

5:45 am-11:14 am

1 stop7h 29m

$255

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/11

6:00 am-11:01 pm

1 stop15h 01m

Boston Logan Intl

Wed 3/18

6:45 am-9:43 pm

1 stop16h 58m

$257

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 3/4

7:00 am-11:59 pm

1 stop15h 59m

Boston Logan Intl

Mon 3/9

10:56 am-7:33 pm

2 stops10h 37m

$261

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

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

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 Boston?

In general, November is the cheapest month to fly from San José to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $331. If you aren’t able to travel during the month of November, then book flights to Boston from San José during October instead. Flights to Boston in October, while not as cheap as those in November, still average around $348.

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $394 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San José for as low as $343 on momondo.

How have San José to Boston flight prices changed over time?

As of February 2026, prices for San José to Boston flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from San José to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San José to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San José to Boston (SJO to BOS) flight deals and tips

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

Fastest flight time

7h 55m

Direct flights

Mon, Tue and Sun

Airports in Boston

1 airport
The fastest flight from San José to Boston takes 7h 55m
Direct flights go from San José to Boston on Monday, Tuesday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Boston. From San José there are direct flights to Boston Logan Intl (BOS).
Search flight deals

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

    San José Juan Santamaria Intl and Boston Logan Intl are 2373.8 mi apart from one another. Flights usually cover this in 7h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San José Juan Santamaria Intl Airport to Boston Logan Intl Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San José Juan Santamaria Intl Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San José to Boston?

Best airlines flying from San José to Boston

Compare and see reviews for airlines that fly from San José to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $152Free CancellationRating
6.3
8,399 reviews
Search Spirit Airlines flights
AviancaPriceFrom $229Free CancellationRating
6.5
2,496 reviews
Search Avianca flights
United AirlinesPriceFrom $233Free CancellationRating
7.4
9,231 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $238Free CancellationRating
7.5
1,559 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $242Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights
JetBluePriceFrom $267Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
DeltaPriceFrom $290Free CancellationRating
7.9
8,133 reviews
Search Delta flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

Why use momondo?

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

Finding the right flight to Boston from San José is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boston quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Boston from San José which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential San José to Boston 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 San José to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from San José and alert you when they change.

An easier way to manage your Boston 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.
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