Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

SY1637 Sun Country Airlines - Flight Status

Below, you can find details about Sun Country Airlines flight SY1637, which currently operates between the airports of Minneapolis - Minneapolis-Saint Paul International Airport (Airport Code MSP) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Monday, February 23, 2026.

SY1637 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

SY1637 Sun Country Airlines from Minneapolis

We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.

Airline information

Sun Country Airlines
Sun Country Airlines

Departure

Minneapolis (MSP)
February 23, 2026
Minneapolis-Saint Paul International Airport

Arrival

Seattle (SEA)
February 23, 2026
Seattle-Tacoma International Airport
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.seattle-airport.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 SY1637?
The flight SY1637 is scheduled to flight on Monday, Friday, Saturday on a weekly basis.

Which is the distance of flight SY1637?
The distance between the two airports is 1395 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Minneapolis: 2026-02-26 00:58:51
Current Time in Seattle: 2026-02-25 22:58:51

Alternative Flights

The following airlines serves the same route between Minneapolis and Seattle:

Alaska Airlines
- Flight Number: AS387. (On Time performance: 68 - Average Delay: 21 minutes)
- Flight Number: AS497. (On Time performance: 90 - Average Delay: 7 minutes)
- Flight Number: AS555. (On Time performance: 54 - Average Delay: 24 minutes)

Delta Air Lines
- Flight Number: DL868. (On Time performance: 71 - Average Delay: 27 minutes)
- Flight Number: DL877. (On Time performance: 66 - Average Delay: 24 minutes)
- Flight Number: DL881. (On Time performance: 63 - Average Delay: 24 minutes)
- Flight Number: DL889. (On Time performance: 74 - Average Delay: 15 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: We have gathered available data from last twelve closed months, spanning from February 17, 2025 to October 16, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights SY1637

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
23 February
11:44 am
Minneapolis (MSP)
02:02 pm
Seattle (SEA)
04h 18min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Friday
13 February
10:31 am
Minneapolis (MSP)
12:18 pm
Seattle (SEA)
03h 47min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
07 February
06:57 am
Minneapolis (MSP)
08:38 am
Seattle (SEA)
03h 41min
Boeing 737-800
Boeing 737-800
Landed - On-time