Flights Washington → Boston

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

Last observed price on Aviasales for 4 of 15 dates; the lowest is $131. Prices are not guaranteed and are confirmed at booking time.

Last observed price by date

Date	Last observed price	Flight	Departure	Arrival	Stops
Thu, Sep 10	—	—	—	—	—
Fri, Sep 11	$183	Frontier Airlines F94355 (1st of 2 flights)	11:12 AM Dulles (IAD)	10:51 AM (+1) Logan (BOS)	1 stop · Orlando International
Sat, Sep 12	$173	Frontier Airlines F94355 (1st of 2 flights)	11:12 AM Dulles (IAD)	10:58 AM (+1) Logan (BOS)	1 stop · Orlando International
Sun, Sep 13	—	—	—	—	—
Mon, Sep 14	—	—	—	—	—
Tue, Sep 15	—	—	—	—	—
Wed, Sep 16	—	—	—	—	—
Thu, Sep 17	—	—	—	—	—
Fri, Sep 18	—	—	—	—	—
Sat, Sep 19	$131lowest	Frontier Airlines F94355 (1st of 2 flights)	11:12 AM Dulles (IAD)	10:58 AM (+1) Logan (BOS)	1 stop · Orlando International
Sun, Sep 20	—	—	—	—	—
Mon, Sep 21	—	—	—	—	—
Tue, Sep 22	—	—	—	—	—
Wed, Sep 23	—	—	—	—	—
Thu, Sep 24	$164	Frontier Airlines F94355 (1st of 2 flights)	11:12 AM Dulles (IAD)	10:51 AM (+1) Logan (BOS)	1 stop · Orlando International

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

Washington, United States (WAS, city code)

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

Boston, United States (BOS, city code)

Boston Logan (BOS).

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