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Cheap flights from Boston to San José from $172

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
2:50 pm - 9:07 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
19h 17m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:59 am - 10:01 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
17h 02m1 stop Panama City Tocumen Intl
$379Copa Airlines
Mon, Nov 2 - Mon, Nov 9
Copa Airlines Logo
3:55 pm - 9:04 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
19h 09m1 stop Panama City Tocumen Intl
Copa Airlines Logo
5:55 pm - 11:02 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
27h 07m1 stop Panama City Tocumen Intl
$379Copa Airlines
Mon, Oct 5 - Mon, Oct 12
Avianca Logo
3:40 pm - 8:50 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
18h 10m1 stop San Salvador El Salvador Intl
Avianca Logo
5:10 am - 1:45 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
7h 35m1 stop San Salvador El Salvador Intl
$385Avianca
Fri, Jan 22 - Fri, Jan 29
Avianca Logo
3:40 pm - 11:40 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
9h 00m1 stop San Salvador El Salvador Intl
Avianca Logo
7:45 pm - 1:45 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
17h 00m1 stop San Salvador El Salvador Intl
$385Avianca
Mon, Feb 1 - Sun, Feb 7
American Airlines Logo
11:00 am - 9:04 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
11h 04m1 stop Miami
American Airlines Logo
1:37 pm - 12:59 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
10h 22m1 stop Miami
$386American Airlines
Sun, Jan 17 - Wed, Jan 27
American Airlines Logo
7:00 am - 7:55 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
13h 55m1 stop Dallas/Fort Worth
American Airlines Logo
6:20 am - 3:48 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
8h 28m1 stop Miami
$386American Airlines
Fri, Feb 5 - Mon, Feb 8
United Airlines Logo
12:00 pm - 7:53 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
8h 53m1 stop Newark
United Airlines Logo
11:28 pm - 9:55 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
9h 27m1 stop Newark
$386United Airlines
Tue, Jan 26 - Wed, Feb 17
United Airlines Logo
9:45 am - 7:53 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
11h 08m1 stop Newark
United Airlines Logo
11:28 pm - 9:55 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
9h 27m1 stop Newark
$386United Airlines
Tue, Jan 26 - Wed, Feb 17
Delta Logo
9:05 am - 10:15 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
14h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 9:01 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
13h 01m1 stop Atlanta Hartsfield-Jackson
$386Delta
Tue, Nov 17 - Sat, Nov 21
Delta Logo
9:05 am - 10:15 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
14h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:37 pm - 9:50 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
18h 13m1 stop Atlanta Hartsfield-Jackson
$386Delta
Tue, Nov 17 - Sun, Nov 22

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Avianca flights from Boston to San José

Our best Avianca deals on Boston to San José flight tickets
Avianca
Sep 27
BOS4:50 pmBoston Logan Intl
17h 55m
1 stop
SJO8:45 amSan José Juan Santamaria Intl
Sep 30
SJO5:05 amSan José Juan Santamaria Intl
7h 45m
1 stop
BOS2:50 pmBoston Logan Intl
$385
Avianca
Oct 2
BOS4:50 pmBoston Logan Intl
20h 40m
1 stop
SJO11:30 amSan José Juan Santamaria Intl
Oct 7
SJO5:05 amSan José Juan Santamaria Intl
7h 45m
1 stop
BOS2:50 pmBoston Logan Intl
$392
Avianca
Feb 5
BOS3:40 pmBoston Logan Intl
9h 00m
1 stop
SJO11:40 pmSan José Juan Santamaria Intl
Feb 18
SJO7:45 pmSan José Juan Santamaria Intl
17h 00m
1 stop
BOS1:45 pmBoston Logan Intl
$401

Delta flights from Boston to San José

Our best Delta deals on Boston to San José flight tickets
Delta
Nov 16
BOS5:30 amBoston Logan Intl
17h 45m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
Nov 23
SJO7:00 amSan José Juan Santamaria Intl
15h 22m
1 stop
BOS11:22 pmBoston Logan Intl
$386
Delta
Nov 15
BOS5:30 amBoston Logan Intl
17h 45m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
Nov 19
SJO7:00 amSan José Juan Santamaria Intl
17h 13m
1 stop
BOS1:13 amBoston Logan Intl
$406
Delta
Nov 15
BOS6:45 amBoston Logan Intl
16h 30m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
Nov 23
SJO7:00 amSan José Juan Santamaria Intl
15h 22m
1 stop
BOS11:22 pmBoston Logan Intl
$435

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Mon 11/2

2:50 pm-9:07 am

1 stop19h 17m

San José Juan Santamaria Intl

Mon 11/9

3:59 am-10:01 pm

1 stop17h 02m

$379

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Mon 10/5

3:55 pm-9:04 am

1 stop19h 09m

San José Juan Santamaria Intl

Mon 10/12

5:55 pm-11:02 pm

1 stop27h 07m

$379

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Fri 1/22

3:40 pm-8:50 am

1 stop18h 10m

San José Juan Santamaria Intl

Fri 1/29

5:10 am-1:45 pm

1 stop7h 35m

$385

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Mon 2/1

3:40 pm-11:40 pm

1 stop9h 00m

San José Juan Santamaria Intl

Sun 2/7

7:45 pm-1:45 pm

1 stop17h 00m

$385

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Sun 1/17

11:00 am-9:04 pm

1 stop11h 04m

San José Juan Santamaria Intl

Wed 1/27

1:37 pm-12:59 am

1 stop10h 22m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Fri 2/5

7:00 am-7:55 pm

1 stop13h 55m

San José Juan Santamaria Intl

Mon 2/8

6:20 am-3:48 pm

1 stop8h 28m

$386
Quickest round-trip

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 1/26

12:00 pm-7:53 pm

1 stop8h 53m

San José Juan Santamaria Intl

Wed 2/17

11:28 pm-9:55 am

1 stop9h 27m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 1/26

9:45 am-7:53 pm

1 stop11h 08m

San José Juan Santamaria Intl

Wed 2/17

11:28 pm-9:55 am

1 stop9h 27m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 11/17

9:05 am-10:15 pm

1 stop14h 10m

San José Juan Santamaria Intl

Sat 11/21

7:00 am-9:01 pm

1 stop13h 01m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 11/17

9:05 am-10:15 pm

1 stop14h 10m

San José Juan Santamaria Intl

Sun 11/22

2:37 pm-9:50 am

1 stop18h 13m

$386

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 San José from

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

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 typical price of a round-trip flight between Boston and San José?

Prices are currently typical for flights on this route.

Typical prices usually range from $368 to $564.
The lowest price recently found on this route was $379.

What is the cheapest month to fly to San José?

In general, October is the cheapest month to fly from Boston to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $368. If you don’t want to visit San José in October, then you should wait until February to fly from Boston, when ticket prices are also cheap, with an average price of $424.

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

You are more likely to see cheaper flights to San José from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $482 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Boston for as low as $396 on momondo.

Can stopping save me money on Boston to San José flights?

You could potentially save up to 11% on your flight if you consider stops on a Boston to San José flight.

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

As of September 2026, prices for Boston to San José flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Boston to San José

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

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

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

Best Price Found

$172

Fastest flight time

8h 50m

Direct flights

None
The best one-way flight to San José from Boston in the past 72 hours is $172. The best round-trip flight deal from Boston to San José found on momondo in the last 72 hours is $379.
The fastest flight from Boston to San José takes 8h 50m
There are no direct flights from Boston to San José. There are no popular flight routes from Boston to San José.
Search flight deals

Frequently asked questions about flying from Boston to San José

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

    San José Juan Santamaria Intl is 2373.8 mi away from Boston Logan Intl. Typically, this will take 8h 50m by plane in normal conditions.

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

    Prices for flights from Boston Logan Intl Airport to San José Juan Santamaria Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The necessary travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Boston to San José

Compare and see reviews for airlines that fly from Boston to San José with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.8
8,573 reviews
Search Delta flights
Copa AirlinesPriceFrom $181Free CancellationRating
7.6
1,543 reviews
Search Copa Airlines flights
Air CanadaPriceFrom $232Free CancellationRating
7.1
11,639 reviews
Search Air Canada flights
United AirlinesPriceFrom $243Free CancellationRating
7.4
10,215 reviews
Search United Airlines flights
JetBluePriceFrom $251Free CancellationRating
7.1
3,035 reviews
Search JetBlue flights
American AirlinesPriceFrom $284Free CancellationRating
7.1
12,070 reviews
Search American Airlines flights
GOLPriceFrom $316Free CancellationRating
7.3
1,304 reviews
Search GOL flights
AviancaPriceFrom $327Free CancellationRating
6.5
2,549 reviews
Search Avianca flights
FrontierPriceFrom $351Free CancellationRating
5.6
2,600 reviews
Search Frontier flights
SouthwestPriceFrom $470Free CancellationRating
8.0
4,187 reviews
Search Southwest flights

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Jacó
Monteverde
Alajuela
Heredia
Santa Elena
San Gerardo de Dota
Dominical
Esterillos Este

Why use momondo?

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

Finding the right flight to San José from Boston 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 San José quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San José from Boston with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San José from Boston.

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

If you are not ready to book a flight from Boston to San José now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San José and let you know when they change.

An easier way to manage your San José trip

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