| 航班時刻表 |
|---|
| 直飛航班 |
| 每日
14:55
Philadelphia (PHL) D
16:05
Washington Dulles (IAD) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:10 Effective 2026-04-30 through 2026-05-20 |
| 每日
14:56
Philadelphia (PHL) D
16:06
Washington Dulles (IAD) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:10 Effective 2026-03-29 through 2026-04-29 |
| 星期一-星期五,星期日
17:10
Washington Dulles (IAD)
18:52
Portland (PWM) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:42 Effective 2026-01-06 through 2026-02-11 |
| 每日
17:10
Washington Dulles (IAD)
18:56
Portland (PWM) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:46 Effective 2026-02-12 through 2026-03-04 |
| 每日
17:10
Washington Dulles (IAD)
19:01
Portland (PWM) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:51 Effective 2026-03-29 through 2026-04-29 |
| 星期一,星期二,星期四-星期日
21:09
Chicago O'Hare (ORD) 2
23:44
Cincinnati (CVG) UA 4574 Non-stop Canadair CRJ 550 (CR5) 1:35 Valid until 2026-01-05 |
| 轉機航班 |
| 每日
14:56
Philadelphia (PHL) D
19:01
Portland (PWM) UA 4574 1-stop Canadair CRJ 550 (CR5) 4:05 Effective 2026-03-29 through 2026-04-29 |