Boston → Dulles
Dec 21, 2026 · one way
BOS → IAD1 adulteconomyOne way
7 flight options · 5 airlines
Nonstop flights
One-stop flights
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Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
| Exact travel dates | Airline | Flights | Total price | Price issued (UTC) |
|---|---|---|---|---|
| 2026-12-21 · one way | United Airlines | UA1734 | $187.50 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | Frontier Airlines | F91977 + F94230 | $118.75 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | American Airlines | AA978 + AA1473 | $193.75 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | Delta Air Lines | DL2566 + DL5595 | $206.25 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | Air Canada | AC8603 + UA3590 | $312.50 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | United Airlines | UA2136 | $187.50 | 2026-10-29T00:52:13Z |
| 2026-12-21 · one way | United Airlines | UA546 + UA1708 | $200.00 | 2026-10-29T00:52:13Z |
2026-12-21 · one way · $187.50
- United Airlines UA1734: BOS 2026-12-21 05:30:00 → IAD 2026-12-21 07:10:00; nonstop; 100 minutes. Local airport times.
2026-12-21 · one way · $118.75
- Frontier Airlines F91977 / F94230: BOS 2026-12-21 11:08:00 → IAD 2026-12-21 19:48:00; 1 stop(s) via MCO; 520 minutes. Local airport times.
- F91977: BOS 2026-12-21 11:08:00 → MCO 2026-12-21 14:37:00; layover at MCO: 165 minutes.
- F94230: MCO 2026-12-21 17:22:00 → IAD 2026-12-21 19:48:00.
2026-12-21 · one way · $193.75
- American Airlines AA978 / AA1473: BOS 2026-12-21 16:42:00 → IAD 2026-12-21 22:05:00; 1 stop(s) via CLT; 323 minutes. Local airport times.
- AA978: BOS 2026-12-21 16:42:00 → CLT 2026-12-21 19:23:00; layover at CLT: 77 minutes.
- AA1473: CLT 2026-12-21 20:40:00 → IAD 2026-12-21 22:05:00.
2026-12-21 · one way · $206.25
- Delta Air Lines DL2566 / DL5595: BOS 2026-12-21 06:00:00 → IAD 2026-12-21 11:49:00; 1 stop(s) via JFK; 349 minutes. Local airport times.
- DL2566: BOS 2026-12-21 06:00:00 → JFK 2026-12-21 07:25:00; layover at JFK: 170 minutes.
- DL5595: JFK 2026-12-21 10:15:00 → IAD 2026-12-21 11:49:00.
2026-12-21 · one way · $312.50
- Air Canada AC8603 / UA3590: BOS 2026-12-21 05:30:00 → IAD 2026-12-21 11:34:00; 1 stop(s) via YUL; 364 minutes. Local airport times.
- AC8603: BOS 2026-12-21 05:30:00 → YUL 2026-12-21 06:55:00; layover at YUL: 140 minutes.
- UA3590: YUL 2026-12-21 09:15:00 → IAD 2026-12-21 11:34:00.
2026-12-21 · one way · $187.50
- United Airlines UA2136: BOS 2026-12-21 19:49:00 → IAD 2026-12-21 21:35:00; nonstop; 106 minutes. Local airport times.
2026-12-21 · one way · $200.00
- United Airlines UA546 / UA1708: BOS 2026-12-21 15:42:00 → IAD 2026-12-21 21:13:00; 1 stop(s) via EWR; 331 minutes. Local airport times.
- UA546: BOS 2026-12-21 15:42:00 → EWR 2026-12-21 17:08:00; layover at EWR: 157 minutes.
- UA1708: EWR 2026-12-21 19:45:00 → IAD 2026-12-21 21:13:00.