Drive or Fly: Greenbelt, MD to Severna Park, 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–BWI. At 31 miles, driving is the only practical option.

Passengers:

Vehicle:

Drive

Door to Door

36m

Distance

31.6 mi

Total Cost

$42

CO2

13 kg

Cost Breakdown

Diesel$7

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 38m

2m in the air

Air Distance

18 mi

Total Cost

$121

CO2

5 kg

Door-to-Door Timeline

Greenbelt, MD → DCA 21m

Check-in & Security 90m

Flight 2m

Arrival & Baggage 30m

BWI → Severna Park, MD 15m

Cost Breakdown

Ticket (1 pax @ $121) $121

Airports

Greenbelt, MD DCA — Ronald Reagan Washington National Airport 14 mi, ~21m drive

Severna Park, MD BWI — Baltimore/Washington International Thurgood Marshall Airport 10 mi, ~15m drive

No scheduled flights found

No commercial flights between DCA and BWI. 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

Train

Amtrak

Door to Door

1h 52m

12m on rail

Total Cost

CO2

2 kg

Route

Commuter Rail

Door-to-Door Timeline

Greenbelt, MD → Seabrook 30m

Boarding 30m

Train ride 12m

Arrival 10m

Odenton → Severna Park, MD 30m

Cost Breakdown

Ticket (1 pax @ $2) $2

Estimated based on distance. Check amtrak.com for current prices.

Stations

From Seabrook 0 mi, ~30m drive

To Odenton 0 mi, ~30m drive

Service

Direct

Frequency

~18/week

+ Spacious seating with legroom and power outlets

+ Walk around freely during the trip

+ No driving fatigue — relax or work en route

+ Much lower carbon footprint than driving or flying

− Amtrak delays can be unpredictable

− Need transportation to/from station

− Less flexibility than driving

At a Glance

	Drive	Fly	Train
Door-to-door time	36m	2h 38m	1h 52m
Total cost (1 person)	$42	$121	$2
Carbon footprint	13 kg CO₂	5 kg CO₂	2 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

Transit: Amtrak GTFS — fares estimated

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 13, 2026.

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