AirSource

Flights Boston → Washington

One way · Economy · 1 adult · price per person · next 14 days from September 10, 2026

Last observed price on Aviasales for 12 of 15 dates; the lowest is $125. Prices are not guaranteed and are confirmed at booking time.

Last observed price by date

DateLast observed priceFlightDepartureArrivalStops
—————
$173Frontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$175Frontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$209Frontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$173Frontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$160American Airlines AA10047:44 PM Logan (BOS)9:30 PM Reagan National (DCA)Direct
$152Frontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
—————
$160American Airlines AA15356:00 AM Logan (BOS)7:47 AM Reagan National (DCA)Direct
$150American Airlines AA14215:35 PM Logan (BOS)7:29 PM Reagan National (DCA)Direct
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$178American Airlines AA40478:45 PM Logan (BOS)10:43 PM Reagan National (DCA)Direct
$150Frontier Airlines F93511 (1st of 2 flights)12:52 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$125lowestFrontier Airlines F93511 (1st of 2 flights)12:54 PM Logan (BOS)12:10 AM (+1) Dulles (IAD)1 stop · Atlanta Hartsfield-Jackson
$141American Airlines AA44658:25 AM Logan (BOS)10:26 AM Reagan National (DCA)Direct

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Airports

Boston, United States (BOS, city code)

Boston Logan (BOS).

Washington, United States (WAS, city code)

Washington Dulles (IAD), Washington Reagan National (DCA).

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