Drive or Fly: Riverdale Park, MD to Gaithersburg, MD?

Side-by-side comparison of driving versus flying for this route. Costs, time, and trade-offs at a glance.

Driving wins

Medium

No scheduled commercial flights found for DCA–IAD. At 23 miles, driving is the only practical option.

Passengers:

Vehicle:

Find Your Vehicle (EPA fuel economy data)

Drive

Door to Door

40m

Distance

23.9 mi

Total Cost

$40

CO2

10 kg

Cost Breakdown

Diesel$5

Hotel (1 room, 0 nights) $0

Meals (1 pax, 1 day) $35

+ No luggage restrictions or TSA lines

+ Comfortable one-day drive

+ Stop anywhere along the route

+ Have your own car at the destination

+ Likely faster door-to-door than flying

− Wear and tear on vehicle

− Fuel price fluctuations

Plan the drive

Fly

Door to Door

2h 45m

2m in the air

Air Distance

19 mi

Total Cost

$121

CO2

5 kg

Door-to-Door Timeline

Riverdale Park, MD → DCA 14m

Check-in & Security 90m

Flight 2m

Arrival & Baggage 30m

IAD → Gaithersburg, MD 29m

Cost Breakdown

Ticket (1 pax @ $121) $121

Airports

Riverdale Park, MD DCA — Ronald Reagan Washington National Airport 10 mi, ~14m drive

Gaithersburg, MD IAD — Washington Dulles International Airport 19 mi, ~29m drive

No scheduled flights found

No commercial flights between DCA and IAD. Flight estimates above are theoretical.

+ Less physical fatigue

+ Predictable arrival time

− Airport security and check-in overhead

− No scheduled commercial flights found for this route

− Luggage fees and restrictions

− Less flexibility for stops along the way

At a Glance

	Drive	Fly
Door-to-door time	40m	2h 45m
Total cost (1 person)	$40	$121
Carbon footprint	10 kg CO₂	5 kg CO₂
Flexibility	High	Low
Luggage	Unlimited	Restricted
Reliability	Weather dependent	Data unavailable

Drive data: OSRM routing, EIA fuel prices

Flight data: Statistical estimate

Airports: OurAirports

Confidence: Medium — airports identified, fares estimated

Costs are estimates. Actual flight prices vary by airline, date, and booking time. Drive costs based on OSRM routing, EIA fuel prices. Computed Apr 18, 2026.

Route Options

2 different routes between these cities.

Fastest

23.9 mi 40m

via MD 200 Toll, MD 650, Adelphi Road

Shortest (+5 min)

21.8 mi 45m

via MD 586, MD 193

Decided to drive? See the full trip plan from Riverdale Park, MD to Gaithersburg, MD with stops, fuel costs, and turn-by-turn directions.