| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 18 | DCA | BUF | 20:00 | 21:24 |
Delayed
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| Jul 16 | DCA | BUF | 23:25 | 00:18 |
Landed Late
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| Jul 15 | DCA | BUF | 22:48 | 23:44 |
Landed
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| Jul 14 | DCA | BUF | 23:28 | 00:21 |
Landed Late
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| Jul 13 | DCA | BUF | 23:35 | 00:31 |
Landed Late
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| Jul 12 | DCA | BUF | 23:05 | 23:55 |
Landed
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| Jul 11 | DCA | BUF | 20:57 | 21:24 |
Unknown
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| Jul 09 | DCA | BUF | 00:07 | 00:57 |
Delayed
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| Jul 08 | DCA | BUF | 22:53 | 23:46 |
Landed
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| Jul 07 | DCA | BUF | 22:49 | 23:38 |
Landed
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Alaska Airlines Flight AS4542 connects Washington, United States to Buffalo, United States, taking off from Washington Ronald Reagan National Airport DCA and landing at Buffalo Niagara International Airport BUF.
How long is the AS4542 flight from Washington to Buffalo?
The average flight time from Washington to Buffalo is 52 minutes. The flight distance is 476 km / 296 miles and the average flight speed is 505 km/h / 314 mph.
How many AS4542 flights are operated per week?
6 flights per week. The flight AS4542 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4542 Washington to Buffalo?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4542 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AS4542 flight?
The latest flight took off on Sunday, July 19th, 2026 with the flight status being Scheduled on 21:24.
How else can the flight AS4542 be referenced as?
This Alaska Airlines flight can also be referenced as ASA4542, AS 4542, ASA 4542.
How often is flight AS4542 delayed?
On average, 40% of all AS4542 flights are delayed. The average delay is 32 minutes.
Can I get compensation for my delayed or cancelled AS4542 flight or baggage issues?
If your AS4542 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 AS4542 Flight Tracker above for more details.
Other flights departing from Washington DCA: AA1804, AA4382, AA5597, DL2030
Other flights arriving at Buffalo BUF: DL5397, UA5763, AA4638, AA703
All flights connecting Washington DCA to Buffalo BUF.
