| 航班時刻表 |
|---|
| 直飛﹣共掛航班 |
| 星期一-星期六
14:15
Boston Logan (BOS) B
16:01
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:46 Valid until 2026-01-05 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期日
14:15
Boston Logan (BOS) B
16:01
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-800 (738) 1:46 Operates only on 2026-01-04 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期一-星期五
14:15
Boston Logan (BOS) B
15:59
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737 MAX 8 (7M8) 1:44 Effective 2026-03-05 through 2026-03-27 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期六
14:15
Boston Logan (BOS) B
15:59
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-700 (73G) 1:44 Effective 2026-03-07 through 2026-03-28 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期日
14:15
Boston Logan (BOS) B
15:59
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737 MAX 9 (7M9) 1:44 Operates only on 2026-03-08 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期日
14:15
Boston Logan (BOS) B
15:59
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:44 Effective 2026-03-15 through 2026-03-22 共掛航班,由United Airlines負責飛行。(UA 721) |
| 每日
14:16
Boston Logan (BOS) B
16:04
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:48 Effective from 2026-04-30 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期一-星期五
14:20
Boston Logan (BOS) B
16:06
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:46 Effective 2026-01-06 through 2026-01-12 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期日
14:20
Boston Logan (BOS) B
16:06
Washington Dulles (IAD) Austrian OS 7888 Non-stop Airbus A319 (319) 1:46 Effective 2026-01-11 through 2026-02-08 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期一,星期三,星期五
14:20
Boston Logan (BOS) B
16:06
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:46 Effective 2026-01-14 through 2026-02-09 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期一,星期四-星期日
14:20
Boston Logan (BOS) B
16:04
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737 MAX 8 (7M8) 1:44 Effective 2026-02-12 through 2026-03-02 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期二,星期三
14:20
Boston Logan (BOS) B
16:04
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737 MAX 8 (7M8) 1:44 Effective 2026-03-03 through 2026-03-04 共掛航班,由United Airlines負責飛行。(UA 721) |
| 星期六
14:27
Boston Logan (BOS) B
16:13
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:46 Effective 2026-01-10 through 2026-02-07 共掛航班,由United Airlines負責飛行。(UA 721) |
| 每日
14:30
Boston Logan (BOS) B
16:16
Washington Dulles (IAD) Austrian OS 7888 Non-stop Boeing 737-900 (739) 1:46 Effective 2026-03-29 through 2026-04-29 共掛航班,由United Airlines負責飛行。(UA 721) |