Cheap Flights from Washington D.C. to San Jose from $189

Frequently Asked Questions

• What are the cheapest flights from Washington D.C. to San Jose (WAS-SJO)?

  Based on Trip.com data, American Airlines offers one-way fares as low as $189 on Cheapest nonstop routes (e.g. IAD to SJO on Tue, Nov 3), while avianca offers Cheapest nonstop round-trips from $363 departing on Thu, Sep 24 and returning on Thu, Oct 1.

• Which airlines offer direct flights from Washington D.C. to San Jose?

  At the moment, you can catch a nonstop flight from Washington D.C. to San Jose with the following airlines, including: avianca Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Washington D.C. (WAS) to San Jose (SJO) and what is the distance?

  It takes around 7 hours 5 minutes to fly from Washington D.C. (WAS) to San Jose (SJO).

• When is the best time to book flights from Washington D.C. to San Jose?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Washington D.C. to San Jose is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Washington D.C. to San Jose?

  Based on Trip.com data in the past 4 weeks, there is 4 flight per week flying from Washington D.C. to San Jose. You can check the weekly schedule for popular airlines on this route below: avianca: -/M/T/-/T/-/S -- AV655 (03:48)

• How can I find the best deals on flights from Washington D.C. to San Jose?

  To find best deals on flights from Washington D.C. to San Jose, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Nov 3, with one-way flights priced at just $189.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is avianca.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for San Jose travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Washington D.C. (WAS) to San Jose (SJO) the cheapest?

  The cheapest months to fly from Washington D.C. to San Jose is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Washington D.C. to San Jose on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Washington D.C. to San Jose on September 13, 2026 with Delta Air Lines, with prices starting at $353.

• Which airports can I fly into San Jose from Washington D.C.?

  You can arrive at any of the following airports in San Jose: Juan Santamaría International Airport (SJO), and Tobias Bolaños International Airport (SYQ). Flights from Dulles International Airport to Juan Santamaría International Airport (IAD-SJO) are by far the most popular option for this route.

• Is there any time difference between Washington D.C. and San Jose?

  The time difference between San Jose and Washington D.C. is 1h.

• How do I change or cancel my ticket from Washington D.C. to San Jose?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Washington D.C. to San Jose?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Washington D.C. to San Jose is $308. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Washington D.C. to San Jose?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Washington D.C. to San Jose is $461. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Washington D.C. to San Jose on Trip.com?

  Enter Washington D.C. and San Jose, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.