Cheap Flights from San Sebastian to Washington D.C. from € 415

Frequently Asked Questions

• Which airlines offer the cheapest flights from San Sebastian (EAS) to Washington D.C. (WAS)?

  Based on Trip.com data, IBERIA offers one-way fares as low as € 415 on Cheapest nonstop routes (e.g. EAS to IAD on Sat, Dec 27), while American Airlines offers Cheapest nonstop round-trips from € 1,197 departing on Wed, Dec 17 and returning on Sun, Dec 21.

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Sebastian to Washington D.C. 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 can I find the best deals on flights from San Sebastian to Washington D.C.?

  To find best deals on flights from San Sebastian to Washington D.C., 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 Sat, Dec 27, with one-way flights priced at just € 415.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is IBERIA.
  · 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 Washington D.C. travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from San Sebastian to Washington D.C. to get the best price?

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

• Which upcoming date is the cheapest for flights from San Sebastian to Washington D.C.?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from San Sebastian to Washington D.C. on December 17, 2025 with American Airlines, with prices starting at € 1,196.

• What is the time difference between San Sebastian and Washington D.C.?

  The time difference between Washington D.C. and San Sebastian is 6h.

• How can I change or cancel my flight ticket from San Sebastian to Washington D.C.?

  Tickets can only be changed or cancelled 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.