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Dulles → Buffalo

Jan 18, 2027 · return Feb 1, 2027

IAD → BUF1 adulteconomyRound trip

5 flight options · 2 airlines

Nonstop flights

Mon, Jan 18 – Mon, Feb 1

United Airlines
10:19 pmIAD
1h 27m
Nonstop
11:46 pmBUF
United Airlines
7:52 pmBUF
1h 33m
Nonstop
9:25 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Jan 18 – Mon, Feb 1

United Airlines
8:32 amIAD
1h 21m
Nonstop
9:53 amBUF
United Airlines
7:52 pmBUF
1h 33m
Nonstop
9:25 pmIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Jan 18 – Mon, Feb 1

Delta Air Lines
12:35 pmIAD
6h 44m
JFK · 3h 34m
7:19 pmBUF
Delta Air Lines
12:00 pmBUF
4h 18m
DTW · 1h 28m
4:18 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Jan 18 – Mon, Feb 1

United Airlines
6:10 amIAD
3h 58m
EWR · 1h 12m
10:08 amBUF
United Airlines
7:52 pmBUF
1h 33m
Nonstop
9:25 pmIAD

Round-trip total · 1 adult · Taxes included

Mon, Jan 18 – Mon, Feb 1

Delta Air Lines
11:30 amIAD
5h 42m
DTW · 2h 46m
5:12 pmBUF
Delta Air Lines
12:00 pmBUF
4h 18m
DTW · 1h 28m
4:18 pmIAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ BUF

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)
2027-01-18 → 2027-02-01United AirlinesUA3670 / UA4270$285.002026-10-29T01:05:49Z
2027-01-18 → 2027-02-01Delta Air LinesDL5618 + DL5250 / DL4636 + DL5413$330.002026-10-29T01:05:49Z
2027-01-18 → 2027-02-01United AirlinesUA4567 / UA4270$285.002026-10-29T01:05:49Z
2027-01-18 → 2027-02-01United AirlinesUA1359 + UA3529 / UA4270$302.502026-10-29T01:05:49Z
2027-01-18 → 2027-02-01Delta Air LinesDL5517 + DL4642 / DL4636 + DL5413$330.002026-10-29T01:05:49Z

2027-01-18 → 2027-02-01 · $285.00

  • United Airlines UA3670: IAD 2027-01-18 22:19:00 → BUF 2027-01-18 23:46:00; nonstop; 87 minutes. Local airport times.
  • United Airlines UA4270: BUF 2027-02-01 19:52:00 → IAD 2027-02-01 21:25:00; nonstop; 93 minutes. Local airport times.

2027-01-18 → 2027-02-01 · $330.00

  • Delta Air Lines DL5618 / DL5250: IAD 2027-01-18 12:35:00 → BUF 2027-01-18 19:19:00; 1 stop(s) via JFK; 404 minutes. Local airport times.
    • DL5618: IAD 2027-01-18 12:35:00 → JFK 2027-01-18 14:01:00; layover at JFK: 214 minutes.
    • DL5250: JFK 2027-01-18 17:35:00 → BUF 2027-01-18 19:19:00.
  • Delta Air Lines DL4636 / DL5413: BUF 2027-02-01 12:00:00 → IAD 2027-02-01 16:18:00; 1 stop(s) via DTW; 258 minutes. Local airport times.
    • DL4636: BUF 2027-02-01 12:00:00 → DTW 2027-02-01 13:17:00; layover at DTW: 88 minutes.
    • DL5413: DTW 2027-02-01 14:45:00 → IAD 2027-02-01 16:18:00.

2027-01-18 → 2027-02-01 · $285.00

  • United Airlines UA4567: IAD 2027-01-18 08:32:00 → BUF 2027-01-18 09:53:00; nonstop; 81 minutes. Local airport times.
  • United Airlines UA4270: BUF 2027-02-01 19:52:00 → IAD 2027-02-01 21:25:00; nonstop; 93 minutes. Local airport times.

2027-01-18 → 2027-02-01 · $302.50

  • United Airlines UA1359 / UA3529: IAD 2027-01-18 06:10:00 → BUF 2027-01-18 10:08:00; 1 stop(s) via EWR; 238 minutes. Local airport times.
    • UA1359: IAD 2027-01-18 06:10:00 → EWR 2027-01-18 07:28:00; layover at EWR: 72 minutes.
    • UA3529: EWR 2027-01-18 08:40:00 → BUF 2027-01-18 10:08:00.
  • United Airlines UA4270: BUF 2027-02-01 19:52:00 → IAD 2027-02-01 21:25:00; nonstop; 93 minutes. Local airport times.

2027-01-18 → 2027-02-01 · $330.00

  • Delta Air Lines DL5517 / DL4642: IAD 2027-01-18 11:30:00 → BUF 2027-01-18 17:12:00; 1 stop(s) via DTW; 342 minutes. Local airport times.
    • DL5517: IAD 2027-01-18 11:30:00 → DTW 2027-01-18 13:09:00; layover at DTW: 166 minutes.
    • DL4642: DTW 2027-01-18 15:55:00 → BUF 2027-01-18 17:12:00.
  • Delta Air Lines DL4636 / DL5413: BUF 2027-02-01 12:00:00 → IAD 2027-02-01 16:18:00; 1 stop(s) via DTW; 258 minutes. Local airport times.
    • DL4636: BUF 2027-02-01 12:00:00 → DTW 2027-02-01 13:17:00; layover at DTW: 88 minutes.
    • DL5413: DTW 2027-02-01 14:45:00 → IAD 2027-02-01 16:18:00.

More dates for this route