How often is WN855 on time?

Across 58 flights on BOI → OAK from 2026-04-07 to 2026-06-03, WN855 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +26 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

• WN855 on BNA → ONT (23 flights)
• WN855 on DAL → SMF (4 flights)
• WN855 on MCO → DAL (14 flights)
• WN855 on OAK → SAN (8 flights)
• WN855 on BNA → DTW (33 flights)
• WN855 on DTW → LAS (5 flights)
• WN855 on LAS → SAN (5 flights)
• WN855 on AUS → MIA (36 flights)
• WN855 on MSY → AUS (14 flights)
• WN855 on DEN → MCI (52 flights)
• WN855 on BDL → DEN (20 flights)
• WN855 on DTW → BNA (1 flights)
• WN855 on MCI → HOU (1 flights)
• WN855 on SLC → LAS (31 flights)
• WN855 on AUS → SLC (13 flights)
• WN855 on LAS → LGB (38 flights)
• WN855 on ELP → SAT (4 flights)
• WN855 on LGB → ELP (4 flights)
• WN855 on MEM → LAS (24 flights)
• WN855 on LGB → SJC (1 flights)
• WN855 on DAL → STL (28 flights)

Related

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