United Airlines flight UA 3634: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Sun 08:15 Dulles, Washington (IAD) 09:42 Hartford (BDL)
UA 3634 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:27 Effective 2025-08-03 through 2025-08-10
Mon 08:15 Dulles, Washington (IAD) 09:42 Hartford (BDL)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:27 Effective 2025-08-11 through 2025-08-18
Sun 08:15 Dulles, Washington (IAD) 09:42 Hartford (BDL)
UA 3634 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:27 Operates only on 2025-08-17
Tue-Fri 08:30 Dulles, Washington (IAD) 09:36 Richmond (RIC)
UA 3634 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:06 Effective 2025-06-26 through 2025-07-31
Fri 08:30 Dulles, Washington (IAD) 09:36 Richmond (RIC)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:06 Effective 2025-08-01 through 2025-08-08
Tue-Thu 08:30 Dulles, Washington (IAD) 09:36 Richmond (RIC)
UA 3634 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:06 Effective 2025-08-05 through 2025-08-07
Tue-Fri 08:30 Dulles, Washington (IAD) 09:36 Richmond (RIC)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:06 Effective 2025-08-12 through 2025-08-15
Sat,Sun 08:45 Newark Liberty, New York (EWR) C 10:10 Boston Logan (BOS) B
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:25 Effective 2025-05-03 through 2025-05-18
Mon,Tue,Thu,Fri 10:55 Madison (MSN) 12:05 Chicago O'Hare (ORD) 2
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:10 Effective 2025-05-22 through 2025-06-24
Sat 12:35 Dulles, Washington (IAD) 14:06 Myrtle Beach (MYR)
UA 3634 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Operates only on 2025-08-02
Sat 12:35 Dulles, Washington (IAD) 14:06 Myrtle Beach (MYR)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2025-08-09 through 2025-08-16
Daily 12:35 Dulles, Washington (IAD) 14:10 Charlotte (CLT)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2025-09-25 through 2025-10-25
Daily 12:50 Dulles, Washington (IAD) 13:54 Norfolk (ORF)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:04 Effective 2025-08-19 through 2025-09-24
Mon-Fri 13:15 Pittsburgh (PIT) 14:25 Dulles, Washington (IAD)
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:10 Effective 2025-05-02 through 2025-05-21
Daily 13:40 Chicago O'Hare (ORD) 2 16:28 Toronto Pearson (YYZ) 1
UA 3634 Non-stop Embraer EMB 175 (E7W) 1:48 Effective from 2025-10-26
Sat,Sun 15:59 Newark Liberty, New York (EWR) C 18:33 Atlanta (ATL) N
UA 3634 Non-stop Embraer EMB 175 (E7W) 2:34 Effective 2025-06-28 through 2025-07-27
Sun 17:32 Greensboro/High Point (GSO) 18:55 Chicago O'Hare (ORD) 2
UA 3634 Non-stop Embraer EMB 175 (E7W) 2:23 Effective 2025-06-01 through 2025-06-22
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This flight number is listed as serving the following routes:
United Airlines flight UA 3634: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA3634
Effective 2025-08-03 through 2025-08-10
Mon
Tue
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Wed
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Thu
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Fri
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Sat
-
Sun
Duration: 1:27, non-stop
Embraer EMB 170 / EMB 175 (E70)

United Airlines UA3634
Effective 2025-08-11 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:27, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Operates only on 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:27, non-stop
Embraer EMB 170 / EMB 175 (E70)

United Airlines UA3634
Effective 2025-06-26 through 2025-07-31
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:06, non-stop
Embraer EMB 170 / EMB 175 (E70)

United Airlines UA3634
Effective 2025-08-01 through 2025-08-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:06, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-08-05 through 2025-08-07
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:06, non-stop
Embraer EMB 170 / EMB 175 (E70)

United Airlines UA3634
Effective 2025-08-12 through 2025-08-15
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:06, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-05-03 through 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-05-22 through 2025-06-24
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Operates only on 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)

United Airlines UA3634
Effective 2025-08-09 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:04, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-05-02 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-06-28 through 2025-07-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:34, non-stop
Embraer EMB 175 (E7W)

United Airlines UA3634
Effective 2025-06-01 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:23, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Toronto Pearson (YYZ)
  • Dulles, Washington (IAD) - Charlotte (CLT)
  • Dulles, Washington (IAD) - Hartford (BDL)
  • Dulles, Washington (IAD) - Myrtle Beach (MYR)
  • Dulles, Washington (IAD) - Norfolk (ORF)
  • Dulles, Washington (IAD) - Richmond (RIC)
  • Greensboro/High Point (GSO) - Chicago O'Hare (ORD)
  • Madison (MSN) - Chicago O'Hare (ORD)
  • Newark Liberty, New York (EWR) - Atlanta (ATL)
  • Newark Liberty, New York (EWR) - Boston Logan (BOS)
  • Pittsburgh (PIT) - Dulles, Washington (IAD)