Taxi from Union Station to Dulles International Airport (IAD)

A taxi from Union Station to Dulles International Airport (IAD) costs about $78.78, day or night (28.8 mi, about 67 min). From the official Washington DC taxi tariff in force since 29 April 2026, checked 3 November 2026.

Weekday daytime · metered $78.78 28.8 mi · about 67 min

Pick-up charge, Metered rate (street hail and telephone dispatch), includes the first 0.125 miTaxicab Fares
$4.00
Metered rate (street hail and telephone dispatch): 28.83 miTaxicab Fares
$73.80
Included in the pick-up chargeTaxicab Fares
−$0.32
Meter steps of 0.32 (completed steps only)Taxicab Fares
−$0.20
Passenger surchargeTaxicab Fares
$0.50
Emergency fuel surcharge (until 25 December 2026)Shared Riding
$1.00
Total, typical traffic
$78.78

Trips into Maryland and Virginia are interstate trips regulated by WMATC; DC taxis keep the meter running. Airport fees and tolls the driver pays are passed on.
The route is the quickest by road (OpenStreetMap data); journey times allow for the city's usual traffic.
Declared snow emergency: $15.00 may be added.

Through the day

When	Typical fare	Light to heavy traffic	What changes
Weekday daytimeTuesday 12:00	$78.78	–	The reference time
Weekday rush hourTuesday 17:30	$78.78	–	Only the traffic
NightTuesday 23:30	$78.78	–	Only the traffic
Weekend afternoonSaturday 14:00	$78.78	–	Only the traffic

Where you start and end

Pick-up: Union Station: Washington's train station on Capitol Hill, for Amtrak to New York and Boston, MARC and VRE trains and the Red Line.
Drop-off: Dulles International Airport (IAD): Dulles is in Virginia, about 26 miles west of the city. DC taxis take you there on the meter, and any airport fee or toll is passed on.

About this trip

How much is a taxi from Union Station to Dulles International Airport (IAD)?: About $78.78 on a weekday in the daytime, for 28.8 mi (about 67 min).
Is it a flat fare or the meter?: The meter: $4.00 to start, then $2.56 per mile.
Which surcharges apply?: On a weekday in the daytime: Passenger surcharge $0.50; Emergency fuel surcharge (until 25 December 2026) $1.00.
Does the time of day change the fare?: No, it comes to about $78.78 at any time.
What else may be added?: Declared snow emergency $15.00.

Route

Usually via Custis Memorial Parkway (I-66), Dulles Toll Road (VA-267), Dulles Access Road and Saarinen Circle - Departures. Drivers may take another way when traffic is heavy.

District of Columbia (taxi service area)
Airports
Your route

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