| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 17 | ORD | BOS | 22:07 | 00:53 |
Landed Late
|
Track > |
| Jul 16 | ORD | BOS | 21:40 | 00:25 |
Landed Late
|
Track > |
| Jul 15 | ORD | BOS | 20:46 | 23:36 |
Landed
|
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| Jul 14 | ORD | BOS | 21:14 | 00:09 |
Landed
|
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| Jul 13 | ORD | BOS | 20:39 | 23:41 |
Landed
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| Jul 12 | ORD | BOS | 20:48 | 23:45 |
Landed
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| Jul 11 | ORD | BOS | 20:48 | 23:41 |
Landed
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| Jul 10 | ORD | BOS | 20:39 | 23:23 |
Landed
|
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| Jul 09 | ORD | BOS | 23:21 | 02:04 |
Delayed
|
Track > |
| Jul 08 | ORD | BOS | 20:59 | 23:48 |
Landed
|
Track > |
Alaska Airlines Flight AS4734 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 AS4734 flight from Chicago to Boston?
The average flight time from Chicago to Boston is 1 hour and 50 minutes. The flight distance is 1391 km / 864 miles and the average flight speed is 758 km/h / 471 mph.
How many AS4734 flights are operated per week?
7 flights per week. The flight AS4734 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4734 Chicago to Boston?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4734 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS4734 arriving at?
Flight AS4734 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest AS4734 flight?
The latest flight took off on Saturday, July 18th, 2026 with the flight status being Landed on 00:53.
How else can the flight AS4734 be referenced as?
This Alaska Airlines flight can also be referenced as ASA4734, AS 4734, ASA 4734.
How often is flight AS4734 delayed?
On average, 40% of all AS4734 flights are delayed. The average delay is 47 minutes.
Can I get compensation for my delayed or cancelled AS4734 flight or baggage issues?
If your AS4734 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 AS4734 Flight Tracker above for more details.
Other flights departing from Chicago ORD: AA353, AA2682, AA3456, UA602
Other flights arriving at Boston BOS: DL474, AA2682, B61318, WN892
All flights connecting Chicago ORD to Boston BOS.
