Cheap flight from Bilbao to Washington D.C. from $381

Frequently Asked Questions

• Which airlines offer flights from Bilbao to Washington D.C.?

  At the moment, several airlines serve connecting flights from Bilbao to Washington D.C., including: Delta Air Lines KLM Royal Dutch Airlines Air France Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Bilbao 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 Bilbao 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.

• When are flight tickets from Bilbao (BIO) to Washington D.C. (WAS) the cheapest?

  The cheapest months to fly from Bilbao to Washington D.C. is November, when demand for travel is lower.

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

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Bilbao to Washington D.C. on November 13, 2025 with Iberia, with prices starting at $379.

• Which airports can I fly to for Washington D.C. from Bilbao?

  You can land at any one of the following hubs in Washington D.C., with Bilbao Airport to Dulles International Airport (BIO-IAD) is by far the most common option on this route: Dulles International Airport (IAD) Ronald Reagan Washington National Airport (DCA).

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

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

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

  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.