Cheap flights from Washington to Rio Celeste

View AU$222 flight on Sun, 3 Aug. 2025Opens in a new window

Popular airlines from Washington to Rio Celeste

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Washington (WAS) to Rio Celeste (SJO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$474 Return, found 6 days ago
AU$474
Return
found 6 days ago
Select American Airlines flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$474 found 6 days ago
Copa
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$588 Return, found 6 days ago
AU$588
Return
found 6 days ago
Select Copa flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$588 found 6 days ago
United
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$591 Return, found 6 days ago
AU$591
Return
found 6 days ago
Select United flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$591 found 6 days ago
Copa
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$638 Return, found 6 days ago
AU$638
Return
found 6 days ago
Select Copa flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$638 found 6 days ago
United
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$657 Return, found 6 days ago
AU$657
Return
found 6 days ago
Select United flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$657 found 6 days ago
United
Sun, 3 Aug. - Thu, 7 Aug.
BWI
Baltimore
SJO
San José
AU$666 Return, found 6 days ago
AU$666
Return
found 6 days ago
Select United flight, departing Sun, 3 Aug. from Baltimore to San José, returning Thu, 7 Aug., priced at AU$666 found 6 days ago

Find the cheapest month to fly from Washington (WAS) to San José (SJO)

October is typically the cheapest month to fly

From AU$348 - AU$516 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.