Flights from Baltimore to San Isidro

Cheapest flights from Baltimore

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$294 Roundtrip, found 1 day ago

$294

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $294 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$299 Roundtrip, found 1 day ago

$299

Roundtrip

found 1 day ago

Select Copa flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $299 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$324 Roundtrip, found 1 day ago

$324

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $324 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$340 Roundtrip, found 1 day ago

$340

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $340 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$342 Roundtrip, found 1 day ago

$342

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $342 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$344 Roundtrip, found 1 day ago

$344

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $344 found 1 day ago

Sat, May 17 - Sun, May 25

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$353 Roundtrip, found 2 hours ago

$353

Roundtrip

found 2 hours ago

Select United flight, departing Sat, May 17 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Sun, May 25, priced at $353 found 2 hours ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$354 Roundtrip, found 1 day ago

$354

Roundtrip

found 1 day ago

Select Copa flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $354 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$383 Roundtrip, found 1 day ago

$383

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $383 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$389 Roundtrip, found 1 day ago

$389

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $389 found 1 day ago

Thu, May 22 - Sun, May 25

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$403 Roundtrip, found 2 hours ago

$403

Roundtrip

found 2 hours ago

Select Air Canada flight, departing Thu, May 22 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Sun, May 25, priced at $403 found 2 hours ago

Thu, May 22 - Fri, May 30

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$404 Roundtrip, found 2 hours ago

$404

Roundtrip

found 2 hours ago

Select Air Canada flight, departing Thu, May 22 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Fri, May 30, priced at $404 found 2 hours ago

Sat, May 17 - Mon, May 26

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$409 Roundtrip, found 2 hours ago

$409

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Sat, May 17 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Mon, May 26, priced at $409 found 2 hours ago

Tue, May 20 - Tue, May 27

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$414 Roundtrip, found 2 hours ago

$414

Roundtrip

found 2 hours ago

Select United flight, departing Tue, May 20 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Tue, May 27, priced at $414 found 2 hours ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$422 Roundtrip, found 1 day ago

$422

Roundtrip

found 1 day ago

Select Copa flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $422 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$429 Roundtrip, found 1 day ago

$429

Roundtrip

found 1 day ago

Select United flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $429 found 1 day ago

Tue, May 20 - Tue, May 27

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$548 Roundtrip, found 2 hours ago

$548

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Tue, May 20 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Tue, May 27, priced at $548 found 2 hours ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$581 Roundtrip, found 1 day ago

$581

Roundtrip

found 1 day ago

Select Copa flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $581 found 1 day ago

Sat, Jan 10 - Fri, Jan 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$655 Roundtrip, found 1 day ago

$655

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Jan 10 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Jan 16, priced at $655 found 1 day ago

Tue, May 20 - Tue, May 27

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$846 Roundtrip, found 2 hours ago

$846

Roundtrip

found 2 hours ago

Select JetBlue Airways flight, departing Tue, May 20 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Tue, May 27, priced at $846 found 2 hours ago