Boston (BOS) to Washington (DCA) flight deal in economy from $117

Monday, December 21st, 2026

3 round-trip options

Returning
Mon, Dec 28, 20267 Day Trip
$182 USD
Returning
Thu, Dec 31, 202610 Day Trip
$117 USD
Returning
Fri, Jan 1, 202711 Day Trip
$134 USD