August can be a great time to fly to Washington, D.C. Dulles Intl Airport from McAllen with a flight ticket averaging about $409. Cheapflights users have found deals in the month of August for as cheap as $214. The most expensive prices can be found in the month of September.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from McAllen to Washington, D.C. Dulles Intl Airport as you normally would.
To save on the cost of your flight from McAllen to Washington, D.C. Dulles Intl Airport, book at least 36 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $493 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $563.