| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 04 | ORD | BOS | 13:57 | 16:52 |
Landed
|
Track > |
| Aug 03 | ORD | BOS | 15:33 | 18:26 |
Delayed
|
Track > |
| Aug 02 | ORD | BOS | 14:29 | 17:21 |
Landed
|
Track > |
| Aug 01 | ORD | BOS | 14:12 | 17:05 |
Landed
|
Track > |
| Jul 31 | ORD | BOS | 14:47 | 17:40 |
Landed
|
Track > |
| Jul 30 | ORD | BOS | 14:06 | 17:01 |
Landed
|
Track > |
| Jul 29 | ORD | BOS | 16:00 | 18:56 |
Delayed
|
Track > |
| Jul 28 | ORD | BOS | 14:39 | 17:48 |
Landed
|
Track > |
| Jul 27 | ORD | BOS | 13:57 | 17:36 |
Cancelled
|
Track > |
| Claim > | ||||||
| Jul 26 | ORD | BOS | 14:34 | 17:28 |
Landed
|
Track > |
Alaska Airlines Flight AS4556 connects Chicago, United States to Boston, United States, taking off from Chicago O'Hare International Airport ORD and landing at Boston Logan International Airport BOS.
How long is the AS4556 flight from Chicago to Boston?
The average flight time from Chicago to Boston is 1 hour and 55 minutes. The flight distance is 1391 km / 864 miles and the average flight speed is 704 km/h / 437 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4556 Chicago to Boston?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4556 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS4556 arriving at?
Flight AS4556 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest AS4556 flight?
The latest flight took off on Tuesday, August 4th, 2026 with the flight status being Landed on 16:52.
How else can the flight AS4556 be referenced as?
This Alaska Airlines flight can also be referenced as ASA4556, AS 4556, ASA 4556.
How often is flight AS4556 delayed?
On average, 40% of all AS4556 flights are delayed. The average delay is 36 minutes.
Can I get compensation for my delayed or cancelled AS4556 flight or baggage issues?
If your AS4556 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our AS4556 Flight Tracker above for more details.
Other flights departing from Chicago ORD: AA1554, UA1746, MQ3523, UA609
Other flights arriving at Boston BOS: UA1957, AA1554, MQ3470, AA3470
All flights connecting Chicago ORD to Boston BOS.