All airlines flying from Dayton (DAY) to Dulles, Washington (IAD).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 10:20 Dayton (DAY) 11:54 Dulles, Washington (IAD)
Copa Airlines CM 2769 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-10-26 through 2026-01-05
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:20 Dayton (DAY) 11:52 Dulles, Washington (IAD)
Copa Airlines CM 2769 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Effective from 2026-02-12
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:25 Dayton (DAY) 12:02 Dulles, Washington (IAD)
Copa Airlines CM 2769 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:26 Dayton (DAY) 11:55 Dulles, Washington (IAD)
Copa Airlines CM 2769 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:29 Valid until 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:26 Dayton (DAY) 12:00 Dulles, Washington (IAD)
Copa Airlines CM 2769 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:20 Dayton (DAY) 11:54 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-12-18 through 2026-01-03
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 10:25 Dayton (DAY) 12:02 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4920)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 4824)
Tue,Thu-Sat 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective from 2026-01-06
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:47 Dayton (DAY) 16:24 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:50 Dayton (DAY) 16:22 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:52 Dayton (DAY) 16:25 Dulles, Washington (IAD)
Austrian OS 7838 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:33 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective from 2026-01-06
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:47 Dayton (DAY) 16:24 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:50 Dayton (DAY) 16:22 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:52 Dayton (DAY) 16:25 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:33 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:52 Dayton (DAY) 16:30 Dulles, Washington (IAD)
Lufthansa LH 8627 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:44 Dayton (DAY) 16:21 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective from 2026-01-06
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:47 Dayton (DAY) 16:24 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:50 Dayton (DAY) 16:22 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:52 Dayton (DAY) 16:25 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:33 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4824)
Daily 14:52 Dayton (DAY) 16:30 Dulles, Washington (IAD)
Brussels Airlines SN 8924 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:38 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4824)
Mon,Tue,Thu,Sat,Sun 10:25 Dayton (DAY) 12:02 Dulles, Washington (IAD)
Lufthansa LH 8993 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4920)
Mon,Tue,Thu,Sat,Sun 10:26 Dayton (DAY) 11:55 Dulles, Washington (IAD)
Lufthansa LH 8993 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:29 Valid until 2025-08-18
Codeshare flight, operated by United Airlines.(UA 4920)
Mon,Tue,Thu,Sat,Sun 10:26 Dayton (DAY) 12:00 Dulles, Washington (IAD)
Lufthansa LH 8993 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-08-19 through 2025-09-23
Codeshare flight, operated by United Airlines.(UA 4920)
Wed,Fri 19:40 Dayton (DAY) 21:16 Dulles, Washington (IAD)
Lufthansa LH 8993 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:36 Effective 2025-05-02 through 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4249)
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All airlines flying from Dayton (DAY) to Dulles, Washington (IAD).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2025-10-26 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:29, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-12-18 through 2026-01-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective from 2026-01-06
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:33, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:33, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:38, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:33, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4824)
Duration: 1:38, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Valid until 2025-08-18
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:29, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-08-19 through 2025-09-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4920)
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)

Effective 2025-05-02 through 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 4249)
Duration: 1:36, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • A domestic route departing from the Dayton airport (DAY) and arriving at Dulles, Washington airport (IAD).
  • The flight distance is 367 miles, or 590 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 1:29 and 1:38.