Cheap flights from Boston to Washington

Direct flight: 641 km, ~45m from Boston (BOS) to Washington (DCA).

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Live fares · BOS → DCA

Frequently asked questions

  • How long is the flight from Boston to Washington?

    Direct flights from BOS to DCA cover approximately 641 km (398 miles), with an estimated flight time of 45m. Operating airlines: AA, B6, DL.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: BOS → DCA Cheapest month to fly to Washington All flights from Boston All flights to Washington Flights to USA Visa-free with USA passport AA routes B6 routes DL routes