Informational Guide to Charlotte Airport (CLT) - NON OFFICIAL

NK904 Spirit Airlines - Flight Status

Below, you can find details about Spirit Airlines flight NK904, which currently operates between the airports of Charlotte - Charlotte Douglas International Airport (Airport Code CLT) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Monday, April 20, 2026.

NK904 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

NK904 Spirit Airlines to Boston

Scheduled
Flight Status for Monday April 20, 2026
This flight was also scheduled for Yesterday (April 18, 2026). See it here
This flight is also scheduled for Today (April 19, 2026). See it here

Airline information

Spirit Airlines
Spirit Airlines
Equipment: Airbus A320

Departure

Charlotte (CLT)
April 20, 2026
Charlotte Douglas International Airport
Scheduled Departure Time:
06:42 pm
Concourse:
-
Gate:
-
Scheduled Departure Time: 06:42 pm

Arrival

Boston (BOS)
April 20, 2026
Boston Logan International Airport
Scheduled Arrival Time:
09:00 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 09:00 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-charlotte.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight NK904?
The flight NK904 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight NK904?
The distance between the two airports is 727 miles.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between Charlotte and Boston:

American Airlines
- Flight Number: AA1120. (On Time performance: 77 - Average Delay: 11 minutes)
- Flight Number: AA1170. (On Time performance: 73 - Average Delay: 10 minutes)
- Flight Number: AA1555. (On Time performance: 85 - Average Delay: 12 minutes)
- Flight Number: AA1828. (On Time performance: 74 - Average Delay: 27 minutes)
- Flight Number: AA1843. (On Time performance: 81 - Average Delay: 19 minutes)
- Flight Number: AA1892. (On Time performance: 77 - Average Delay: 8 minutes)
- Flight Number: AA1904. (On Time performance: 74 - Average Delay: 19 minutes)
- Flight Number: AA1933. (On Time performance: 73 - Average Delay: 14 minutes)
- Flight Number: AA1937. (On Time performance: 78 - Average Delay: 6 minutes)
- Flight Number: AA2595. (On Time performance: 82 - Average Delay: 12 minutes)
- Flight Number: AA2773. (On Time performance: 78 - Average Delay: 23 minutes)
- Flight Number: AA2776. (On Time performance: 73 - Average Delay: 13 minutes)
- Flight Number: AA2813. (On Time performance: 71 - Average Delay: 32 minutes)
- Flight Number: AA2919. (On Time performance: 91 - Average Delay: 3 minutes)
- Flight Number: AA3294. (On Time performance: 80 - Average Delay: 23 minutes)

Delta Air Lines
- Flight Number: DL5626. (On Time performance: 89 - Average Delay: 9 minutes)
- Flight Number: DL5630. (On Time performance: 74 - Average Delay: 21 minutes)
- Flight Number: DL5639. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: DL5648. (On Time performance: 89 - Average Delay: 6 minutes)
- Flight Number: DL5822. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: DL5837. (On Time performance: 60 - Average Delay: 17 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights NK904

Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
18 April
09:24 am
Charlotte (CLT)
11:48 am
Boston (BOS)
02h 24min
Airbus A320 (s
Airbus A320 (s
Landed - On-time
Friday
17 April
06:54 pm
Charlotte (CLT)
09:10 pm
Boston (BOS)
02h 16min
Airbus A320 (s
Airbus A320 (s
Landed - On-time
Thursday
16 April
08:56 pm
Charlotte (CLT)
11:00 pm
Boston (BOS)
02h 04min
Airbus A320 (s
Airbus A320 (s
Landed - Delayed