Southwest Airlines
Is WN1598 delayed?
Service date: · Scheduled departure date (America/Denver)
Arrived
49 min late
Official source · Updated
Departure
Denver
DEN
Actual
Scheduled 21:08
Sep 14
Arrival
Ontario
ONT
Actual
Scheduled 05:09
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
DENONT
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 49 min late
DEN → ONT
- 16 min late
DEN → ONT
- 1 min early
DEN → ONT
- 33 min late
DEN → ONT
- 10 min late
DEN → ONT
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 17
- Arrivals over 15 minutes late
- 10
- Observed cancellations
- 0
- Observed occurrences
- 19
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 14, 2026Arrived | Denver | Ontario | 49 | |
| Sep 13, 2026Arrived | Denver | Ontario | 16 | |
| Sep 11, 2026Arrived | Denver | Ontario | -1 | |
| Sep 10, 2026Arrived | Denver | Ontario | 33 | |
| Sep 7, 2026Arrived | Denver | Ontario | 10 | |
| Sep 6, 2026Arrived | Denver | Ontario | 15 | |
| Sep 4, 2026Arrived | Denver | Ontario | 19 | |
| Sep 3, 2026Arrived | Denver | Ontario | 64 | |
| Sep 1, 2026Arrived | Denver | Ontario | -4 | |
| Aug 31, 2026Arrived | Denver | Ontario | 4 | |
| Aug 30, 2026Arrived | Denver | Ontario | 31 | |
| Aug 28, 2026Arrived | Denver | Ontario | 5 | |
| Aug 27, 2026Arrived | Denver | Ontario | 29 | |
| Aug 24, 2026Arrived | Denver | Ontario | 52 | |
| Aug 23, 2026Arrived | Denver | Ontario | 139 | |
| Aug 20, 2026Arrived | Denver | Ontario | -10 | |
| Aug 17, 2026Arrived | Denver | Ontario | 33 |