Sit on the Left side of the plane for the best views on flights from Washington to Jacksonville. The left side captures the dramatic Washington DC departure view, and along the southward flight path over the Carolinas, the left side also offers views over the Piedmont and coastal plain. The St. Johns River and Jacksonville coast on landing are better on the right, but the DC departure is the most visually distinctive moment of this relatively short flight over flat coastal terrain.

During takeoff from Washington Dulles International (IAD), sit on the Left side for the best views. Dulles typically departs east on runway 01R/19L or southeast on 12/30. A left-side seat during an eastward or southeastward departure gives you a clear view back toward Washington DC, with the Capitol dome, National Mall, and the Potomac River visible as you climb out over Northern Virginia. The dense urban grid of DC contrasts sharply with the green suburbs below. Notable sights include: Washington DC skyline and Capitol dome, Potomac River, National Mall corridor, Tysons Corner urban cluster.

When landing at Jacksonville International (JAX), sit on the Right side for the best views. Jacksonville International sits northwest of the city, and aircraft typically approach from the north or northwest on runway 07/25 or 14/32. A right-side seat on approach gives you views over the St. Johns River as it winds through Jacksonville and out toward the Atlantic coast, with the city's downtown visible and the barrier islands and beaches of the First Coast stretching along the horizon. Notable sights include: St. Johns River winding through Jacksonville, Jacksonville downtown skyline, Atlantic Ocean coastline and barrier islands, Amelia Island to the north.

The flight from Washington Dulles International (IAD) to Jacksonville International (JAX) takes Approximately 1 hour 45 minutes to 2 hours.

The flight tracks roughly south-southeast over Virginia's Piedmont, crossing the Rappahannock and James Rivers, then over the flat coastal plain of North Carolina passing near Raleigh-Durham and Fayetteville, crossing into South Carolina over the Pee Dee River basin, and finally over the Georgia-South Carolina border lowcountry before descending into Jacksonville. The terrain is predominantly flat to gently rolling pine forest and farmland with few dramatic elevation changes.