| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 28 | BOS | MIA | 20:18 | 23:16 |
Delayed
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| Apr 27 | BOS | MIA | 19:16 | 22:08 |
Landed Late
|
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| Apr 26 | BOS | MIA | 18:31 | 21:44 |
Landed Late
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| Apr 25 | BOS | MIA | 19:40 | 22:50 |
Delayed
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| Apr 24 | BOS | MIA | 18:22 | 21:12 |
Landed
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| Apr 23 | BOS | MIA | 19:48 | 22:35 |
Delayed
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| Apr 22 | BOS | MIA | 19:30 | 22:20 |
Landed Late
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| Apr 21 | BOS | MIA | 19:55 | 22:46 |
Delayed
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| Apr 20 | BOS | MIA | 18:57 | 21:56 |
Landed Late
|
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| Apr 19 | BOS | MIA | 23:18 | 21:29 |
Unknown
|
Track > |
Spirit Airlines Flight NK1743 connects Boston, United States to Miami, United States, taking off from Boston Logan International Airport BOS and landing at Miami International Airport MIA.
How long is the NK1743 flight from Boston to Miami?
The average flight time from Boston to Miami is 2 hours and 56 minutes. The flight distance is 2028 km / 1260 miles and the average flight speed is 680 km/h / 422 mph.
What is the On-Time Performance (OTP) of Spirit Airlines Flight NK1743 Boston to Miami?
The Airportia On-Time Performance Rating for Spirit Airlines Flight NK1743 is 4.2/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest NK1743 flight?
The latest flight took off on Wednesday, April 29th, 2026 with the flight status being En-Route on 23:16.
How else can the flight NK1743 be referenced as?
This Spirit Airlines flight can also be referenced as NKS1743, NK 1743, NKS 1743.
How often is flight NK1743 delayed?
On average, 80% of all NK1743 flights are delayed. The average delay is 57 minutes.
Can I get compensation for my delayed or cancelled NK1743 flight or baggage issues?
If your NK1743 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 NK1743 Flight Tracker above for more details.
Other flights departing from Boston BOS: DL476, DL5667, B61061, B6721
Other flights arriving at Miami MIA: AA3814, NK268, M68212, AA9782
All flights connecting Boston BOS to Miami MIA.