Nonstop flights from San José to Washington

3 airlines fly from San José (SJO) to 2 Washington airports (IAD and BWI).

SJOIAD

Routes

2 airport pairs

SJO to IADJuan Santamaría to Dulles5 a week
SJO to BWIJuan Santamaría to Baltimore/Washington International Thurgood Marshall1 a week

When they leave

San José time

1:10p4:35pFirst departure 1:10 PM, last 4:35 PM

Three in the afternoon, 1:10 PM to 4:35 PM.

Every flight

Earliest first

1:10 PM→6:50 PMSJO to BWISouthwest AirlinesResumes Nov 7Boeing 737-700Sat
2:15 PM→7:59 PMSJO to IADUnited AirlinesFrom Oct 31Boeing 737 MAX 8Wed, Fri, Sun
4:35 PM→2:15 AM⁺¹SJO to IADAviancaResumes Nov 28Mon, Sat

Schedules last checked Sep 21, 2026. Times are local.

Flying from San José to Washington

United Airlines flies most often, on Wednesdays, Fridays and Sundays with the Boeing 737 MAX 8. Avianca flies on Mondays and Saturdays. Southwest Airlines flies on Saturdays with the Boeing 737-700.

Flights run every day except Tuesdays and Thursdays, up to 2 a day. The first arrival in Washington is at 6:50 PM and the last at 2:15 AM the next day.

SJO to IAD is the busiest airport pair, with 5 flights a week, then SJO to BWI with 1.

On SJO to IAD, Avianca is back on Nov 28. On SJO to IAD, United Airlines starts on Oct 31. On SJO to BWI, Southwest Airlines is back on Nov 7.

Flying back, Washington to San José has 11 nonstop flights a week.

Return flights

Washington to San JoséView

Find the cheapest day to fly from San José to Washington.

Schedules as of Oct 9, 2026.