All airlines flying from Washington Dulles (IAD) to Buffalo (BUF).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 22:15 Washington Dulles (IAD) 23:26 Buffalo (BUF)
Lufthansa LH 7824 Non-stop Embraer EMB 175 (E7W) 1:11 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 4060)
Daily 22:15 Washington Dulles (IAD) 23:26 Buffalo (BUF)
Lufthansa LH 7824 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective 2026-05-21 through 2026-10-24
Codeshare flight, operated by United Airlines.(UA 4353)
Daily 17:10 Washington Dulles (IAD) 18:42 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 4823)
Daily 17:10 Washington Dulles (IAD) 18:21 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective from 2026-03-29
Codeshare flight, operated by United Airlines.(UA 4823)
Daily 17:30 Washington Dulles (IAD) 19:06 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:36 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4823)
Daily 17:35 Washington Dulles (IAD) 19:06 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Canadair CRJ 550 (CR5) 1:31 Effective 2026-02-12 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 4383)
Daily 17:48 Washington Dulles (IAD) 19:25 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2026-01-06 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 4823)
Mon,Tue,Thu-Sun 17:48 Washington Dulles (IAD) 19:25 Buffalo (BUF)
Brussels Airlines SN 8933 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2026-02-05 through 2026-02-10
Codeshare flight, operated by United Airlines.(UA 4823)
Sat 22:15 Washington Dulles (IAD) 23:42 Buffalo (BUF)
Lufthansa LH 8952 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:27 Operates only on 2026-03-28
Codeshare flight, operated by United Airlines.(UA 4353)
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All airlines flying from Washington Dulles (IAD) to Buffalo (BUF).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4060)
Duration: 1:11, non-stop
Embraer EMB 175 (E7W)

Direct Codeshare Flights:

Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4353)
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4823)
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Effective from 2026-03-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4823)
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4823)
Duration: 1:36, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4383)
Duration: 1:31, non-stop
Canadair CRJ 550 (CR5)

Direct Codeshare Flights:

Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4823)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Effective 2026-02-05 through 2026-02-10
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4823)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Direct Codeshare Flights:

Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4353)
Duration: 1:27, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • A domestic route departing from the Washington Dulles airport (IAD) and arriving at Buffalo airport (BUF).
  • The flight distance is 283 miles, or 456 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:11 and 1:37.