Cheap Flights from Gaithersburg to Washington (GAI to IAD) - Expedia.co.in

A modern airport control tower with a spherical top and a curved, white-roofed building in the foreground.

Popular airlines from Gaithersburg, MD (GAI-Montgomery County Airpark) to Washington Dulles International Airport (IAD)

Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save up to 25% on select hotels after you book a flight*
Earn twice
Earn your airline miles on top of our rewards
Sign in

Travel information

Origin airport	Gaithersburg, MD
Destination airport	Washington Dulles International Airport
Distance	34 km away

Explore a world of travel with Expedia

Flights to Washington Dulles Intl.
Standard Link for Flights to Washington Dulles Intl.
Flights from Bengaluru (BLR) to Washington (IAD)
Standard Link for Flights from Bengaluru (BLR) to Washington (IAD)
Flights from Mumbai (BOM) to Washington (IAD)
Standard Link for Flights from Mumbai (BOM) to Washington (IAD)
Flights from Delhi (DEL) to Washington (IAD)
Standard Link for Flights from Delhi (DEL) to Washington (IAD)
Flights from Hyderabad (HYD) to Washington (IAD)
Standard Link for Flights from Hyderabad (HYD) to Washington (IAD)
Flights from Chennai (MAA) to Washington (IAD)
Standard Link for Flights from Chennai (MAA) to Washington (IAD)

*Available to Expedia members.