Possible delays for WN 4889 (LAS→MCO, LAS→LGB, LGA→MDW) as of 6:51 PM ET. It arrived on time 71.2% of the time in June-August 2026. When it was late, the average delay was 55 minutes. 5.5% of flights were cancelled. MCO has delays (RWY:Disabled Aircraft, 16 minutes to 30 minutes (increasing)).
High cancellation risk
Leg 3 of 3 (LGA → MDW): Next leg LGA → MDW, scheduled 8:55 PM local time. No delays at LGA right now. This flight number flew about 3 days a week in June-August 2026, so it may not operate today. Line up a backup option.
5.5% of its flights were cancelled in June-August 2026; MCO has major delays.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check Southwest for official times. Live position: adsb.lol (open data, ODbL).
Book a backup seat LAS → MDWThis flight is cancelled often; a refundable backup costs little
What to do now
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| LAS → MCO Las Vegas, NV to Orlando, FL | 5:00 AM → 12:40 PM | 82% |
| LAS → LGB Las Vegas, NV to Long Beach, CA | 10:25 AM → 11:45 AM | 100% |
| LGA → MDW New York, NY to Chicago, IL | 8:55 PM → 10:15 PM | 22% |
Local times. Schedules change; check your booking.
How reliable is WN 4889?
| Arrived on time (within 15 min) | 71.2% |
| Average delay when late | 55 min |
| Cancelled | 5.5% |
| Diverted | 0% |
| Flights tracked | 55 |
Best and worst days to fly WN 4889
WN 4889 was most reliable on Tuesdays (100% on time) and least reliable on Sundays (69%).
| Monday | Too few flights |
| Tuesday | |
| Wednesday | |
| Thursday | Too few flights |
| Friday | Too few flights |
| Saturday | |
| Sunday |
Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by Southwest to the Department of Transportation.
Other flights LAS → MCO
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the Southwest app.
Southwest delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is WN 4889 delayed today?
MCO has delays (RWY:Disabled Aircraft, 16 minutes to 30 minutes (increasing)). Checked 6:51 PM ET. For this flight's gate and exact status, check the Southwest app.
Is WN 4889 usually on time?
WN 4889 arrived within 15 minutes of schedule 71.2% of the time in June-August 2026, with an average delay of 55 minutes when late.
How often is WN 4889 cancelled?
5.5% of WN 4889 flights were cancelled in June-August 2026.