United Airlines flight UA 3639: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 08:05 New York LaGuardia (LGA) B 09:49 Chicago O'Hare (ORD) 2
UA 3639 Non-stop Embraer EMB 175 (E7W) 2:44 Effective 2026-02-13 through 2026-03-04
Mon,Tue,Thu,Fri,Sun 08:40 Washington Dulles (IAD) 09:55 Philadelphia (PHL) D
UA 3639 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:15 Valid until 2026-01-05
Daily 13:37 Grand Rapids (GRR) 15:42 Newark Liberty, New York (EWR) C
UA 3639 Non-stop Embraer EMB 175 (E7W) 2:05 Effective 2026-03-05 through 2026-03-28
Daily 13:37 Grand Rapids (GRR) 15:40 Newark Liberty, New York (EWR) C
UA 3639 Non-stop Embraer EMB 175 (E7W) 2:03 Effective 2026-03-29 through 2026-04-29
Daily 13:55 Grand Rapids (GRR) 16:02 Newark Liberty, New York (EWR) C
UA 3639 Non-stop Embraer EMB 175 (E7W) 2:07 Effective from 2026-05-21
Daily 14:00 Grand Rapids (GRR) 16:05 Newark Liberty, New York (EWR) C
UA 3639 Non-stop Embraer EMB 175 (E7W) 2:05 Effective 2026-04-30 through 2026-05-20
Sat 19:49 Newark Liberty, New York (EWR) C 21:25 Washington Dulles (IAD)
UA 3639 Non-stop Embraer EMB 175 (E7W) 1:36 Valid until 2026-01-03
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This flight number is listed as serving the following routes:


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United Airlines flight UA 3639: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA3639
08:05
New York LaGuardia (LGA) B

09:49
Chicago O'Hare (ORD) 2
Effective 2026-02-13 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3639
08:40
Washington Dulles (IAD)

09:55
Philadelphia (PHL) D
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:15, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
United Airlines UA3639
13:37
Grand Rapids (GRR)

15:42
Newark Liberty, New York (EWR) C
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3639
13:37
Grand Rapids (GRR)

15:40
Newark Liberty, New York (EWR) C
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3639
13:55
Grand Rapids (GRR)

16:02
Newark Liberty, New York (EWR) C
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3639
14:00
Grand Rapids (GRR)

16:05
Newark Liberty, New York (EWR) C
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
United Airlines UA3639
19:49
Newark Liberty, New York (EWR) C

21:25
Washington Dulles (IAD)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:36, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Grand Rapids (GRR) - Newark Liberty, New York (EWR)
  • New York LaGuardia (LGA) - Chicago O'Hare (ORD)
  • Newark Liberty, New York (EWR) - Washington Dulles (IAD)
  • Washington Dulles (IAD) - Philadelphia (PHL)
All United Airlines flights
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