August can be a great time to fly to Washington Dulles Intl Airport from Santa Rosa with a flight ticket averaging about $383. Cheapflights users have found deals in the month of August for as cheap as $148. The most expensive prices can be found in the month of December.
To save on the cost of your flight from Santa Rosa to Washington Dulles Intl Airport, book at least 29 days before your planned departure. Booking around this time can save you about 16% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $410 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $442.
When flying from Santa Rosa to Washington Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.