How far is Tyson corners va from bwi airport?

45 miles taking this route:

1. Take I-195, from BWI, to I-95 SOUTH to WASHINGTON at EXIT 4B.
2. Take I-95 SOUTH to I-495 WEST to SILVER SPRING and BETHESDA at EXIT 27.
3. Take I-495, around Washington, D.C., to Tysons Corner.