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Southwest Airlines WN3521 Flight Status : Live Tracking & Updates
Domestic flight Southwest Airlines WN3521 takes off from Chicago (MDW) United States to Seattle (SEA) United States. It's operated by Southwest Airlines. The plane leaves Chicago Midway International Airport at 10:35 25 May 2026 America/Chicago. The flight is expected to land at Seattle International Airport at 13:05 25 May 2026 America/Los_Angeles. The flight will last about 4 hours 3 minutes.
Current status of WN3521 is In Gate
WN3521 - SWA3521
Southwest Airlines (WN)
MDW
Chicago United States
SEA
Seattle United States
In Gate
Scheduled
10:35 25 May 2026
Actual
10:48 25 May 2026
-
B21
Scheduled
13:05 25 May 2026
Actual
12:50 25 May 2026
-
B10
WN3521 Detail
- Type: Domestic Flight
- Flight Duration: 4 hours 3 minutes
- Flight Distance: 2790 kms / 1733 miles
Airline
- Southwest Airlines
- IATA: WN
- ICAO: SWA
- Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
- Service type: Normal passenger
- Seats: 143
- Freight capacity: 8.4 tons
- Passenger classes: Economy, Premium Economy
More Detail
- Aircraft: Boeing 737MAX 8 Passenger
- Callsign: F-KSPG1
- Departure Timezone: America/Chicago
- Arrival Timezone: America/Los_Angeles
- Current Time in Chicago: Monday 2026-05-25 15:16 PM
- Current Time in Seattle: Monday 2026-05-25 13:16 PM
Southwest Airlines WN3521 Flight Statistics
Southwest Airlines
FLIGHT NO
WN3521
AIRPLANE
Boeing 737MAX 8 Passenger
ON TIME
11
DELAYED
1
CANCELLED
0
Last 14 days flight data
14
30
60
90
On Time Rate
Southwest Airlines WN3521 Flight Schedule and Histories
| Time | Departure | Arrival | Actual departure | Actual arrival |
|---|---|---|---|---|
|
Fri 22 May
Arrived On time |
Chicago (MDW)
2026-05-22T10:35
|
Seattle (SEA)
2026-05-22T13:05
|
2026-05-22T10:55
|
2026-05-22T13:12
|
|
Tue 19 May
Departed On time |
Chicago (MDW)
2026-05-19T10:15
|
Seattle (SEA)
2026-05-19T12:45
|
2026-05-19T10:17
|
|
|
Fri 15 May
Scheduled On time |
Chicago (MDW)
2026-05-15T10:35
|
Seattle (SEA)
2026-05-15T13:05
|
||
|
Thu 14 May
Departed On time |
Chicago (MDW)
2026-05-14T10:35
|
Seattle (SEA)
2026-05-14T13:05
|
2026-05-14T10:45
|
|
|
Sun 10 May
Departed Delayed by 23m |
Chicago (MDW)
2026-05-10T10:15
|
Seattle (SEA)
2026-05-10T12:45
|
2026-05-10T10:22
|
|
|
Sat 09 May
Arrived On time |
Chicago (MDW)
2026-05-09T10:10
|
Seattle (SEA)
2026-05-09T12:40
|
2026-05-09T10:13
|
2026-05-09T12:39
|
|
Fri 08 May
Arrived On time |
Chicago (MDW)
2026-05-08T10:35
|
Seattle (SEA)
2026-05-08T13:05
|
2026-05-08T10:44
|
2026-05-08T13:14
|
|
Thu 07 May
Arrived Delayed by 15m |
Chicago (MDW)
2026-05-07T10:35
|
Seattle (SEA)
2026-05-07T13:05
|
2026-05-07T11:00
|
2026-05-07T13:20
|
|
Tue 05 May
Departed On time |
Chicago (MDW)
2026-05-05T10:15
|
Seattle (SEA)
2026-05-05T12:45
|
2026-05-05T10:26
|
|
|
Mon 04 May
Arrived Delayed by 1h 24m |
Chicago (MDW)
2026-05-04T10:35
|
Seattle (SEA)
2026-05-04T13:05
|
2026-05-04T11:55
|
2026-05-04T14:29
|
Southwest Airlines Flight WN3521 FAQs
What is the scheduled flight duration for Southwest Airlines WN3521 flight?
On average, nonstop flight takes 4 hour(s) 3 minutes, with the flight distance of 2790 km (1733 miles).
What is the current status of Southwest Airlines WN3521 flight?
The current status of flight Southwest Airlines WN3521 is In Gate.
What type of aircraft is used for the Southwest Airlines WN3521 flight?
All Southwest Airlines WN3521 flights are operated using Boeing 737MAX 8 Passenger aircraft.
When does the flight Southwest Airlines WN3521 arrive?
Flight Southwest Airlines WN3521 arrives at 13:05.
Which terminal the flight Southwest Airlines WN3521 is arriving at?
Flight Southwest Airlines WN3521 arrives in Seattle International Airport at Terminal -.
How many Southwest Airlines WN3521 flights are operated a week?
7 flights per week. The Flight Southwest Airlines WN3521 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .