How often is WN1378 on time?

Across 4 flights on OAK → SLC from 2026-06-06 to 2026-06-27, WN1378 arrived within 15 minutes of schedule 25% of the time. The median arrival delay was +59 min, and the worst 10% of flights arrived +156 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• WN1378 on ONT → BNA (4 flights)
• WN1378 on MCI → PDX (4 flights)
• WN1378 on PDX → OAK (4 flights)
• WN1378 on CLE → MDW (58 flights)
• WN1378 on BNA → RSW (33 flights)
• WN1378 on MDW → PHL (33 flights)
• WN1378 on BUR → SLC (22 flights)
• WN1378 on MCI → SMF (39 flights)
• WN1378 on DEN → HDN (1 flights)
• WN1378 on BNA → SFO (31 flights)
• WN1378 on DEN → COS (58 flights)
• WN1378 on MEM → DEN (24 flights)
• WN1378 on BWI → DEN (35 flights)

Related

• All Southwest Airlines flights on OAK → SLC
• Compare airlines on OAK → SLC
• Southwest Airlines on the return, SLC → OAK