How many miles from Seattle to WA-DC?

Answer 1

2,800 miles taking this route:

1. Take I-90 EAST, from Seattle, all the way across to I-294 SOUTH - TOLLWAY to INDIANA, off I-90 TOLLWAY, in CHICAGOLAND, Illinois.
2. Take I-294 SOUTH - TOLLWAY, around Chicago, to I-80/I-94 EAST to INDIANA.
3. Continue on I-80/I-94 EAST to I-80/I-90 TOLL ROAD - EAST to OHIO at EXIT 16 in INDIANA.
4. Take the Indiana TOLL ROAD - EAST (on I-80/I-90) to OHIO, where the interstate continues as the OHIO TURNPIKE (toll road) - EAST.
5. Continue on the OHIO TURNPIKE (toll road) - EAST (on I-80/I-90, then later I-80, then later on, I-76 EAST) to Pennsylvania, where the interstate continues as the PENNSYLVANIA TURNPIKE (toll road).
6. Continue on I-76 PENNSYLVANIA TURNPIKE (toll road) - EAST to I-70 EAST to BALTIMORE and WASHINGTON at EXIT 161, which is the BREEZEWOOD exit. Follow signs to I-70 EAST to BALTIMORE.
7. Take I-70 EAST to I-270 SOUTH to WASHINGTON at EXIT 32, in Maryland.
8. Take I-270 SOUTH to Washington.