Travel with Axel,
get the best price.

Dulles → Buffalo

Dec 5, 2026 · return Dec 19, 2026

IAD → BUF1 adulteconomyRound trip

5 flight options · 2 airlines

Nonstop flights

Sat, Dec 5 – Sat, Dec 19

United Airlines
10:19 pmIAD
1h 25m
Nonstop
11:44 pmBUF
United Airlines
3:00 pmBUF
1h 25m
Nonstop
4:25 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Dec 5 – Sat, Dec 19

United Airlines
5:35 pmIAD
1h 29m
Nonstop
7:04 pmBUF
United Airlines
3:00 pmBUF
1h 25m
Nonstop
4:25 pmIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Sat, Dec 5 – Sat, Dec 19

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

Sat, Dec 5 – Sat, Dec 19

United Airlines
6:10 amIAD
3h 58m
EWR · 1h 12m
10:08 amBUF
United Airlines
3:00 pmBUF
1h 25m
Nonstop
4:25 pmIAD

Round-trip total · 1 adult · Taxes included

Sat, Dec 5 – Sat, Dec 19

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

Make this trip yours

IAD ⇄ BUF

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

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)
2026-12-05 → 2026-12-19United AirlinesUA4541 / UA4291$320.632026-10-29T01:05:49Z
2026-12-05 → 2026-12-19Delta Air LinesDL5517 + DL4642 / DL4636 + DL5413$371.252026-10-29T01:05:49Z
2026-12-05 → 2026-12-19United AirlinesUA4468 / UA4291$320.632026-10-29T01:05:49Z
2026-12-05 → 2026-12-19United AirlinesUA1359 + UA3529 / UA4291$338.132026-10-29T01:05:49Z
2026-12-05 → 2026-12-19Delta Air LinesDL5618 + DL5250 / DL4636 + DL5413$371.252026-10-29T01:05:49Z

2026-12-05 → 2026-12-19 · $320.63

  • United Airlines UA4541: IAD 2026-12-05 22:19:00 → BUF 2026-12-05 23:44:00; nonstop; 85 minutes. Local airport times.
  • United Airlines UA4291: BUF 2026-12-19 15:00:00 → IAD 2026-12-19 16:25:00; nonstop; 85 minutes. Local airport times.

2026-12-05 → 2026-12-19 · $371.25

  • Delta Air Lines DL5517 / DL4642: IAD 2026-12-05 11:30:00 → BUF 2026-12-05 17:12:00; 1 stop(s) via DTW; 342 minutes. Local airport times.
    • DL5517: IAD 2026-12-05 11:30:00 → DTW 2026-12-05 13:09:00; layover at DTW: 166 minutes.
    • DL4642: DTW 2026-12-05 15:55:00 → BUF 2026-12-05 17:12:00.
  • Delta Air Lines DL4636 / DL5413: BUF 2026-12-19 12:00:00 → IAD 2026-12-19 16:18:00; 1 stop(s) via DTW; 258 minutes. Local airport times.
    • DL4636: BUF 2026-12-19 12:00:00 → DTW 2026-12-19 13:17:00; layover at DTW: 88 minutes.
    • DL5413: DTW 2026-12-19 14:45:00 → IAD 2026-12-19 16:18:00.

2026-12-05 → 2026-12-19 · $320.63

  • United Airlines UA4468: IAD 2026-12-05 17:35:00 → BUF 2026-12-05 19:04:00; nonstop; 89 minutes. Local airport times.
  • United Airlines UA4291: BUF 2026-12-19 15:00:00 → IAD 2026-12-19 16:25:00; nonstop; 85 minutes. Local airport times.

2026-12-05 → 2026-12-19 · $338.13

  • United Airlines UA1359 / UA3529: IAD 2026-12-05 06:10:00 → BUF 2026-12-05 10:08:00; 1 stop(s) via EWR; 238 minutes. Local airport times.
    • UA1359: IAD 2026-12-05 06:10:00 → EWR 2026-12-05 07:28:00; layover at EWR: 72 minutes.
    • UA3529: EWR 2026-12-05 08:40:00 → BUF 2026-12-05 10:08:00.
  • United Airlines UA4291: BUF 2026-12-19 15:00:00 → IAD 2026-12-19 16:25:00; nonstop; 85 minutes. Local airport times.

2026-12-05 → 2026-12-19 · $371.25

  • Delta Air Lines DL5618 / DL5250: IAD 2026-12-05 12:35:00 → BUF 2026-12-05 19:19:00; 1 stop(s) via JFK; 404 minutes. Local airport times.
    • DL5618: IAD 2026-12-05 12:35:00 → JFK 2026-12-05 14:01:00; layover at JFK: 214 minutes.
    • DL5250: JFK 2026-12-05 17:35:00 → BUF 2026-12-05 19:19:00.
  • Delta Air Lines DL4636 / DL5413: BUF 2026-12-19 12:00:00 → IAD 2026-12-19 16:18:00; 1 stop(s) via DTW; 258 minutes. Local airport times.
    • DL4636: BUF 2026-12-19 12:00:00 → DTW 2026-12-19 13:17:00; layover at DTW: 88 minutes.
    • DL5413: DTW 2026-12-19 14:45:00 → IAD 2026-12-19 16:18:00.

More dates for this route