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NK2521 Flight Status Spirit Airlines: Fort Lauderdale to Houston (NKS2521)

NK 2521 Fort Lauderdale to Houston Flight Status

Spirit Airlines Flight NK2521 from Fort Lauderdale Hollywood International Airport FLL to Houston George Bush Intercontinental Airport IAH is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 6th, 2026.
Check the table below for NK2521's most recent flight history:

NK 2521 Flight Status & Schedule

Date Departure Arrival Status
May 06 22:04 23:53
Delayed
 Track >
May 05 22:04 23:53
Delayed
 Track >
May 04 21:47 23:36
En-Route
 Track >
< All FLL Departures All IAH Arrivals >

Spirit Airlines NK 2521 Fort Lauderdale to Houston Flight Information

Spirit Airlines Flight NK2521 connects Fort Lauderdale, United States to Houston, United States, taking off from Fort Lauderdale Hollywood International Airport FLL and landing at Houston George Bush Intercontinental Airport IAH.

How long is the NK2521 flight from Fort Lauderdale to Houston?

The average flight time from Fort Lauderdale to Houston is 2 hours and 49 minutes. The flight distance is 1551 km / 964 miles and the average flight speed is 551 km/h / 342 mph.

What is the On-Time Performance (OTP) of Spirit Airlines Flight NK2521 Fort Lauderdale to Houston?

The Airportia On-Time Performance Rating for Spirit Airlines Flight NK2521 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight NK2521 arriving at?

Flight NK2521 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal A.

When was the latest NK2521 flight?

The latest flight took off on Thursday, May 7th, 2026 with the flight status being En-Route on 23:53.

How else can the flight NK2521 be referenced as?

This Spirit Airlines flight can also be referenced as NKS2521, NK 2521, NKS 2521.

How often is flight NK2521 delayed?

On average, 67% of all NK2521 flights are delayed. The average delay is 17 minutes.

Can I get compensation for my delayed or cancelled NK2521 flight or baggage issues?

If your NK2521 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 NK2521 Flight Tracker above for more details.

NK2521 and Fort Lauderdale FLL to Houston IAH Flights

Other flights departing from Fort Lauderdale FLL: AD8721, NK2660, NK2245, NK1934

Other flights arriving at Houston IAH: UA8141, AA2375, 1L932, EK9963

All flights connecting Fort Lauderdale FLL to Houston IAH.

NK2521 Spirit Airlines Flight: Fort Lauderdale to Houston Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: 2I4282 MX9047 MX9045 CG2575 5Y8679 HN303 F99465 F93505 WN4934 K4416
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.