Washington Flyer Bus from Dulles (IAD) to Union Station: 24/7 Service Every 30 Minutes

Yes. The Washington Flyer (WA Flyer) bus provides direct service from Dulles International Airport (IAD) to Union Station in Washington, D.C.:

• Frequency: Every 30 minutes, 24 hours a day.
• Trip time: ~45–60 minutes (traffic-dependent).
• Fare: ~$15–$20 one-way (discounts for round-trip, seniors, children).
• Stops: IAD Main Terminal → West Falls Church Metro (optional) → Union Station.

Alternative: Silver Line Express Bus to Wiehle-Reston East Metro (connects to Silver Line rail).