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Boston → Dulles

Dec 21, 2026 · return Jan 4, 2027

BOS → IAD1 adulteconomyRound trip

7 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Mon, Jan 4

United Airlines
5:30 amBOS
1h 40m
Nonstop
7:10 amIAD
United Airlines
5:15 pmIAD
1h 38m
Nonstop
6:53 pmBOS

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
7:49 pmBOS
1h 46m
Nonstop
9:35 pmIAD
United Airlines
5:15 pmIAD
1h 38m
Nonstop
6:53 pmBOS

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Mon, Jan 4

Frontier Airlines
11:08 amBOS
8h 40m
MCO · 2h 45m
7:48 pmIAD
United Airlines
5:15 pmIAD
1h 38m
Nonstop
6:53 pmBOS

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
4:42 pmBOS
5h 23m
CLT · 1h 17m
10:05 pmIAD
American Airlines
6:00 amIAD
5h 18m
CLT · 1h 22m
11:18 amBOS

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Delta Air Lines
6:00 amBOS
5h 49m
JFK · 2h 50m
11:49 amIAD
Delta Air Lines
12:35 pmIAD
4h 48m
JFK · 1h 58m
5:23 pmBOS

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Air Canada
5:30 amBOS
6h 4m
YUL · 2h 20m
11:34 amIAD
Air Canada
9:55 amIAD
4h 58m
YUL · 1h 47m
2:53 pmBOS

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
3:42 pmBOS
5h 31m
EWR · 2h 37m
9:13 pmIAD
United Airlines
5:15 pmIAD
1h 38m
Nonstop
6:53 pmBOS

Round-trip total · 1 adult · Taxes included

Make this trip yours

BOS ⇄ IAD

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 → 2027-01-04United AirlinesUA1734 / UA688$308.002026-10-29T00:52:13Z
2026-12-21 → 2027-01-04Frontier Airlines / United AirlinesF91977 + F94230 / UA688$245.502026-10-29T00:52:13Z
2026-12-21 → 2027-01-04American AirlinesAA978 + AA1473 / AA1637 + AA2776$319.002026-10-29T00:52:13Z
2026-12-21 → 2027-01-04Delta Air LinesDL2566 + DL5595 / DL5618 + DL5642$341.002026-10-29T00:52:13Z
2026-12-21 → 2027-01-04Air CanadaAC8603 + UA3590 / AC8724 + AC8608$506.002026-10-29T00:52:13Z
2026-12-21 → 2027-01-04United AirlinesUA2136 / UA688$308.002026-10-29T00:52:13Z
2026-12-21 → 2027-01-04United AirlinesUA546 + UA1708 / UA688$320.502026-10-29T00:52:13Z

2026-12-21 → 2027-01-04 · $308.00

  • United Airlines UA1734: BOS 2026-12-21 05:30:00 → IAD 2026-12-21 07:10:00; nonstop; 100 minutes. Local airport times.
  • United Airlines UA688: IAD 2027-01-04 17:15:00 → BOS 2027-01-04 18:53:00; nonstop; 98 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $245.50

  • 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.
  • United Airlines UA688: IAD 2027-01-04 17:15:00 → BOS 2027-01-04 18:53:00; nonstop; 98 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $319.00

  • 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.
  • American Airlines AA1637 / AA2776: IAD 2027-01-04 06:00:00 → BOS 2027-01-04 11:18:00; 1 stop(s) via CLT; 318 minutes. Local airport times.
    • AA1637: IAD 2027-01-04 06:00:00 → CLT 2027-01-04 07:43:00; layover at CLT: 82 minutes.
    • AA2776: CLT 2027-01-04 09:05:00 → BOS 2027-01-04 11:18:00.

2026-12-21 → 2027-01-04 · $341.00

  • 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.
  • Delta Air Lines DL5618 / DL5642: IAD 2027-01-04 12:35:00 → BOS 2027-01-04 17:23:00; 1 stop(s) via JFK; 288 minutes. Local airport times.
    • DL5618: IAD 2027-01-04 12:35:00 → JFK 2027-01-04 14:01:00; layover at JFK: 118 minutes.
    • DL5642: JFK 2027-01-04 15:59:00 → BOS 2027-01-04 17:23:00.

2026-12-21 → 2027-01-04 · $506.00

  • 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.
  • Air Canada AC8724 / AC8608: IAD 2027-01-04 09:55:00 → BOS 2027-01-04 14:53:00; 1 stop(s) via YUL; 298 minutes. Local airport times.
    • AC8724: IAD 2027-01-04 09:55:00 → YUL 2027-01-04 11:38:00; layover at YUL: 107 minutes.
    • AC8608: YUL 2027-01-04 13:25:00 → BOS 2027-01-04 14:53:00.

2026-12-21 → 2027-01-04 · $308.00

  • United Airlines UA2136: BOS 2026-12-21 19:49:00 → IAD 2026-12-21 21:35:00; nonstop; 106 minutes. Local airport times.
  • United Airlines UA688: IAD 2027-01-04 17:15:00 → BOS 2027-01-04 18:53:00; nonstop; 98 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $320.50

  • 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.
  • United Airlines UA688: IAD 2027-01-04 17:15:00 → BOS 2027-01-04 18:53:00; nonstop; 98 minutes. Local airport times.

More dates for this route