Denver (DEN) to Buffalo (BUF) · Dec 11–Dec 13, 2026 · one way

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

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Route overview: Denver to Buffalo (BUF) flight deals

2026-12-13 · one way · Axel-exclusive $195.00

• Southwest Airlines WN988: DEN 2026-12-13 11:50:00 → BUF 2026-12-13 16:50:00; nonstop; 180 minutes. Local airport times.

2026-12-12 · one way · Axel-exclusive $210.00

• United Airlines UA310: DEN 2026-12-12 17:25:00 → BUF 2026-12-12 22:45:00; nonstop; 200 minutes. Local airport times.

2026-12-11 · one way · Axel-exclusive $115.00

• Frontier Airlines F93294 / F91408: DEN 2026-12-11 09:00:00 → BUF 2026-12-11 17:38:00; 1 stop(s) via ATL; 398 minutes. Local airport times.
  • F93294: DEN 2026-12-11 09:00:00 → ATL 2026-12-11 14:00:00; layover at ATL: 87 minutes.
  • F91408: ATL 2026-12-11 15:27:00 → BUF 2026-12-11 17:38:00.

2026-12-11 · one way · Axel-exclusive $175.00

• JetBlue Airways B698 / B61602: DEN 2026-12-11 23:30:00 → BUF 2026-12-12 08:26:00; 1 stop(s) via JFK; 416 minutes. Local airport times.
  • B698: DEN 2026-12-11 23:30:00 → JFK 2026-12-12 05:07:00; layover at JFK: 112 minutes.
  • B61602: JFK 2026-12-12 06:59:00 → BUF 2026-12-12 08:26:00.

2026-12-13 · one way · Axel-exclusive $185.00

• American Airlines AA769 / AA3962: DEN 2026-12-13 06:30:00 → BUF 2026-12-13 14:57:00; 1 stop(s) via CLT; 387 minutes. Local airport times.
  • AA769: DEN 2026-12-13 06:30:00 → CLT 2026-12-13 11:45:00; layover at CLT: 80 minutes.
  • AA3962: CLT 2026-12-13 13:05:00 → BUF 2026-12-13 14:57:00.

2026-12-13 · one way · Axel-exclusive $195.00

• Delta Air Lines DL1113 / DL3843: DEN 2026-12-13 10:39:00 → BUF 2026-12-13 19:13:00; 1 stop(s) via DTW; 394 minutes. Local airport times.
  • DL1113: DEN 2026-12-13 10:39:00 → DTW 2026-12-13 15:20:00; layover at DTW: 156 minutes.
  • DL3843: DTW 2026-12-13 17:56:00 → BUF 2026-12-13 19:13:00.

2026-12-12 · one way · Axel-exclusive $195.00

• Southwest Airlines WN1568: DEN 2026-12-12 13:15:00 → BUF 2026-12-12 18:10:00; nonstop; 175 minutes. Local airport times.

2026-12-11 · one way · Axel-exclusive $195.00

• Southwest Airlines WN988: DEN 2026-12-11 15:45:00 → BUF 2026-12-11 20:50:00; nonstop; 185 minutes. Local airport times.

2026-12-13 · one way · Axel-exclusive $195.00

• Southwest Airlines WN1568: DEN 2026-12-13 13:15:00 → BUF 2026-12-13 18:10:00; nonstop; 175 minutes. Local airport times.

2026-12-12 · one way · Axel-exclusive $195.00

• Southwest Airlines WN988: DEN 2026-12-12 11:50:00 → BUF 2026-12-12 16:50:00; nonstop; 180 minutes. Local airport times.

2026-12-13 · one way · Axel-exclusive $210.00

• United Airlines UA264: DEN 2026-12-13 17:45:00 → BUF 2026-12-13 22:57:00; nonstop; 192 minutes. Local airport times.

2026-12-11 · one way · Axel-exclusive $210.00

• United Airlines UA264: DEN 2026-12-11 17:45:00 → BUF 2026-12-11 22:57:00; nonstop; 192 minutes. Local airport times.

2026-12-13 · one way · Axel-exclusive $115.00

• Frontier Airlines F93294 / F91408: DEN 2026-12-13 09:00:00 → BUF 2026-12-13 17:38:00; 1 stop(s) via ATL; 398 minutes. Local airport times.
  • F93294: DEN 2026-12-13 09:00:00 → ATL 2026-12-13 14:00:00; layover at ATL: 87 minutes.
  • F91408: ATL 2026-12-13 15:27:00 → BUF 2026-12-13 17:38:00.

2026-12-12 · one way · Axel-exclusive $115.00

• Frontier Airlines F93294 / F91408: DEN 2026-12-12 09:00:00 → BUF 2026-12-12 17:38:00; 1 stop(s) via ATL; 398 minutes. Local airport times.
  • F93294: DEN 2026-12-12 09:00:00 → ATL 2026-12-12 14:00:00; layover at ATL: 87 minutes.
  • F91408: ATL 2026-12-12 15:27:00 → BUF 2026-12-12 17:38:00.

2026-12-12 · one way · Axel-exclusive $175.00

• Southwest Airlines WN1614 / WN4608: DEN 2026-12-12 05:00:00 → BUF 2026-12-12 13:20:00; 1 stop(s) via DAL; 380 minutes. Local airport times.
  • WN1614: DEN 2026-12-12 05:00:00 → DAL 2026-12-12 07:55:00; layover at DAL: 100 minutes.
  • WN4608: DAL 2026-12-12 09:35:00 → BUF 2026-12-12 13:20:00.

2026-12-12 · one way · Axel-exclusive $175.00

• JetBlue Airways B698 / B61602: DEN 2026-12-12 23:30:00 → BUF 2026-12-13 08:26:00; 1 stop(s) via JFK; 416 minutes. Local airport times.
  • B698: DEN 2026-12-12 23:30:00 → JFK 2026-12-13 05:07:00; layover at JFK: 112 minutes.
  • B61602: JFK 2026-12-13 06:59:00 → BUF 2026-12-13 08:26:00.

2026-12-13 · one way · Axel-exclusive $175.00

• Southwest Airlines WN1614 / WN4608: DEN 2026-12-13 05:00:00 → BUF 2026-12-13 13:20:00; 1 stop(s) via DAL; 380 minutes. Local airport times.
  • WN1614: DEN 2026-12-13 05:00:00 → DAL 2026-12-13 07:55:00; layover at DAL: 100 minutes.
  • WN4608: DAL 2026-12-13 09:35:00 → BUF 2026-12-13 13:20:00.

2026-12-13 · one way · Axel-exclusive $175.00

• JetBlue Airways B698 / B61602: DEN 2026-12-13 23:30:00 → BUF 2026-12-14 08:26:00; 1 stop(s) via JFK; 416 minutes. Local airport times.
  • B698: DEN 2026-12-13 23:30:00 → JFK 2026-12-14 05:07:00; layover at JFK: 112 minutes.
  • B61602: JFK 2026-12-14 06:59:00 → BUF 2026-12-14 08:26:00.

2026-12-11 · one way · Axel-exclusive $175.00

• Southwest Airlines WN1614 / WN4608: DEN 2026-12-11 05:00:00 → BUF 2026-12-11 13:20:00; 1 stop(s) via DAL; 380 minutes. Local airport times.
  • WN1614: DEN 2026-12-11 05:00:00 → DAL 2026-12-11 07:55:00; layover at DAL: 100 minutes.
  • WN4608: DAL 2026-12-11 09:35:00 → BUF 2026-12-11 13:20:00.

2026-12-13 · one way · Axel-exclusive $185.00

• American Airlines AA1277 / AA564: DEN 2026-12-13 14:35:00 → BUF 2026-12-13 23:33:00; 1 stop(s) via ORD; 418 minutes. Local airport times.
  • AA1277: DEN 2026-12-13 14:35:00 → ORD 2026-12-13 18:14:00; layover at ORD: 155 minutes.
  • AA564: ORD 2026-12-13 20:49:00 → BUF 2026-12-13 23:33:00.

2026-12-12 · one way · Axel-exclusive $185.00

• American Airlines AA769 / AA3962: DEN 2026-12-12 06:30:00 → BUF 2026-12-12 14:57:00; 1 stop(s) via CLT; 387 minutes. Local airport times.
  • AA769: DEN 2026-12-12 06:30:00 → CLT 2026-12-12 11:45:00; layover at CLT: 80 minutes.
  • AA3962: CLT 2026-12-12 13:05:00 → BUF 2026-12-12 14:57:00.

2026-12-11 · one way · Axel-exclusive $185.00

• American Airlines AA1277 / AA564: DEN 2026-12-11 14:35:00 → BUF 2026-12-11 23:33:00; 1 stop(s) via ORD; 418 minutes. Local airport times.
  • AA1277: DEN 2026-12-11 14:35:00 → ORD 2026-12-11 18:14:00; layover at ORD: 155 minutes.
  • AA564: ORD 2026-12-11 20:49:00 → BUF 2026-12-11 23:33:00.

2026-12-11 · one way · Axel-exclusive $185.00

• American Airlines AA769 / AA3962: DEN 2026-12-11 06:30:00 → BUF 2026-12-11 14:57:00; 1 stop(s) via CLT; 387 minutes. Local airport times.
  • AA769: DEN 2026-12-11 06:30:00 → CLT 2026-12-11 11:45:00; layover at CLT: 80 minutes.
  • AA3962: CLT 2026-12-11 13:05:00 → BUF 2026-12-11 14:57:00.

2026-12-12 · one way · Axel-exclusive $185.00

• American Airlines AA1277 / AA564: DEN 2026-12-12 14:35:00 → BUF 2026-12-12 23:33:00; 1 stop(s) via ORD; 418 minutes. Local airport times.
  • AA1277: DEN 2026-12-12 14:35:00 → ORD 2026-12-12 18:14:00; layover at ORD: 155 minutes.
  • AA564: ORD 2026-12-12 20:49:00 → BUF 2026-12-12 23:33:00.

2026-12-11 · one way · Axel-exclusive $195.00

• Delta Air Lines DL1113 / DL3843: DEN 2026-12-11 10:39:00 → BUF 2026-12-11 19:13:00; 1 stop(s) via DTW; 394 minutes. Local airport times.
  • DL1113: DEN 2026-12-11 10:39:00 → DTW 2026-12-11 15:20:00; layover at DTW: 156 minutes.
  • DL3843: DTW 2026-12-11 17:56:00 → BUF 2026-12-11 19:13:00.

2026-12-12 · one way · Axel-exclusive $195.00

• Delta Air Lines DL1113 / DL3843: DEN 2026-12-12 10:39:00 → BUF 2026-12-12 19:13:00; 1 stop(s) via DTW; 394 minutes. Local airport times.
  • DL1113: DEN 2026-12-12 10:39:00 → DTW 2026-12-12 15:20:00; layover at DTW: 156 minutes.
  • DL3843: DTW 2026-12-12 17:56:00 → BUF 2026-12-12 19:13:00.

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