Best way to travel between San Diego, CA, United States and Washington, D.C., DC

A: San Diego, CA, United States

B: Washington, D.C., DC

Travel Modes: Price; Distance; Duration; CO2

flight: $276.0; 3812.76 km; 6h 10mins; 411.78 kgs

train: $289.0; 5129.28 km; 65h 10mins; 271.85 kgs

drive: $340.0; 4362.19 km; 44h 8mins; 558.36 kgs

bus: $548.0; 5044.2 km; 76h 0mins; 151.33 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	3812.76 km	6h 10mins	276 USD	276.0
Train	5129.28 km	65h 10mins	289 USD	289.0
Drive	4362.19 km	44h 8mins	340 USD	340.0
Bus	5044.2 km	76h 0mins	548 USD	548.0

Take Flight from SAN to BWI: Time: 5h 6mins Cost: 250 USD; $ 225.0 - 275.0 USD CO2 Emission: 406.06 kgs
Take Bus from BWI Marshall Airport to BWI Marshall: Time: 5mins Cost: 0 USD; $ 0.1 - 0.2 USD CO2 Emission: 0.11 kgs
Take Train from BWI Airport, MD to Washington DC Union Station: Time: 37mins Cost: 25 USD; $ 22.5 - 27.5 USD CO2 Emission: 2.62 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from San Diego, CA, United States and Washington, D.C., DC is to travel by air, which will cost about 276 USD or 248.40 USD.