| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | SJU | BUF | 19:50 | 23:54 |
Delayed
|
Track > |
| Jun 01 | SJU | BUF | 18:25 | 22:38 |
Landed
|
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| May 30 | SJU | BUF | 17:55 | 21:58 |
Landed
|
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| May 29 | SJU | BUF | 18:27 | 22:52 |
Landed
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| May 27 | SJU | BUF | 18:25 | 22:42 |
Landed
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| May 25 | SJU | BUF | 18:42 | 22:53 |
Landed
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| May 23 | SJU | BUF | 18:45 | 22:51 |
Landed
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| May 22 | SJU | BUF | 19:46 | 23:55 |
Landed Late
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| May 20 | SJU | BUF | 19:10 | 23:09 |
Landed
|
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| May 18 | SJU | BUF | 19:11 | 22:59 |
Landed
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JetBlue Airways Flight B6634 connects San Juan, Puerto Rico to Buffalo, United States, taking off from San Juan Luis Munoz Marin International Airport SJU and landing at Buffalo Niagara International Airport BUF.
How long is the B6634 flight from San Juan to Buffalo?
The average flight time from San Juan to Buffalo is 4 hours and 7 minutes. The flight distance is 2976 km / 1849 miles and the average flight speed is 722 km/h / 449 mph.
How many B6634 flights are operated per week?
4 flights per week. The flight B6634 is operated on Monday, Wednesday, Friday and Saturday.
What is the On-Time Performance (OTP) of JetBlue Airways Flight B6634 San Juan to Buffalo?
The Airportia On-Time Performance Rating for JetBlue Airways Flight B6634 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest B6634 flight?
The latest flight took off on Thursday, June 4th, 2026 with the flight status being En-Route on 23:54.
How else can the flight B6634 be referenced as?
This JetBlue Airways flight can also be referenced as JBU634, B60634, B6 634, JBU 634.
How often is flight B6634 delayed?
On average, 20% of all B6634 flights are delayed. The average delay is 45 minutes.
Can I get compensation for my delayed or cancelled B6634 flight or baggage issues?
If your B6634 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 B6634 Flight Tracker above for more details.
Other flights departing from San Juan SJU: 9K4551, CM143, B61990, B6404
Other flights arriving at Buffalo BUF: UA248, WN2576, DL5809, AA5911
All flights connecting San Juan SJU to Buffalo BUF.