Flights from Washington to Ulloa

Cheapest flights from Washington

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.

Mon, Aug 11 - Tue, Aug 19

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$350 Roundtrip, found 6 days ago

$350

Roundtrip

found 6 days ago

Select Copa flight, departing Mon, Aug 11 from Washington Dulles Intl. to Juan Santamaría Intl., returning Tue, Aug 19, priced at $350 found 6 days ago

Tue, Aug 12 - Mon, Aug 18

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$366 Roundtrip, found 6 days ago

$366

Roundtrip

found 6 days ago

Select United flight, departing Tue, Aug 12 from Washington Dulles Intl. to Juan Santamaría Intl., returning Mon, Aug 18, priced at $366 found 6 days ago

Sat, Aug 16 - Mon, Aug 18

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$372 Roundtrip, found 3 days ago

$372

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Aug 16 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Mon, Aug 18, priced at $372 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$376 Roundtrip, found 3 days ago

$376

Roundtrip

found 3 days ago

Select Copa flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $376 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$378 Roundtrip, found 3 days ago

$378

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $378 found 3 days ago

Tue, Aug 12 - Mon, Aug 18

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$381 Roundtrip, found 3 days ago

$381

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Aug 12 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Mon, Aug 18, priced at $381 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$383 Roundtrip, found 3 days ago

$383

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $383 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$386 Roundtrip, found 3 days ago

$386

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $386 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$389 Roundtrip, found 3 days ago

$389

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $389 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$390 Roundtrip, found 3 days ago

$390

Roundtrip

found 3 days ago

Select United flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $390 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$393 Roundtrip, found 3 days ago

$393

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $393 found 3 days ago

Tue, Aug 12 - Thu, Aug 14

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$395 Roundtrip, found 3 days ago

$395

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Aug 12 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Thu, Aug 14, priced at $395 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$397 Roundtrip, found 3 days ago

$397

Roundtrip

found 3 days ago

Select United flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $397 found 3 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$399 Roundtrip, found 3 days ago

$399

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $399 found 3 days ago

Fri, Aug 8 - Thu, Aug 14

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$407 Roundtrip, found 6 days ago

$407

Roundtrip

found 6 days ago

Select avianca flight, departing Fri, Aug 8 from Washington Dulles Intl. to Juan Santamaría Intl., returning Thu, Aug 14, priced at $407 found 6 days ago

Wed, Aug 13 - Sat, Aug 16

BWI

Baltimore Washington Intl. Thurgood Marshall

SJO

Juan Santamaría Intl.

$486 Roundtrip, found 3 days ago

$486

Roundtrip

found 3 days ago

Select American Airlines flight, departing Wed, Aug 13 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Aug 16, priced at $486 found 3 days ago

Sat, Aug 9 - Sat, Aug 16

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$503 Roundtrip, found 6 days ago

$503

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Washington Dulles Intl. to Juan Santamaría Intl., returning Sat, Aug 16, priced at $503 found 6 days ago

Sun, Dec 14 - Tue, Jan 6

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$823 Roundtrip, found 3 days ago

$823

Roundtrip

found 3 days ago

Select Delta flight, departing Sun, Dec 14 from Washington Dulles Intl. to Juan Santamaría Intl., returning Tue, Jan 6, priced at $823 found 3 days ago

Wed, Dec 17 - Wed, Dec 31

DCA

Ronald Reagan Washington National

SJO

Juan Santamaría Intl.

$884 Roundtrip, found 3 days ago

$884

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Wed, Dec 17 from Ronald Reagan Washington National to Juan Santamaría Intl., returning Wed, Dec 31, priced at $884 found 3 days ago

Mon, Aug 11 - Sat, Aug 16

IAD

Washington Dulles Intl.

SJO

Juan Santamaría Intl.

$1,114 Roundtrip, found 6 days ago

$1,114

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Mon, Aug 11 from Washington Dulles Intl. to Juan Santamaría Intl., returning Sat, Aug 16, priced at $1,114 found 6 days ago