How often is WN331 on time?

Across 55 flights on RDU → BWI from 2026-01-06 to 2026-03-04, WN331 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +31 min or later. 4% 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

• WN331 on BUF → BWI (7 flights)
• WN331 on TPA → IND (12 flights)
• WN331 on ATL → HOU (4 flights)
• WN331 on OAK → SNA (4 flights)
• WN331 on FLL → DAL (49 flights)
• WN331 on CMH → BWI (6 flights)
• WN331 on SLC → AUS (1 flights)
• WN331 on AUS → MSY (1 flights)
• WN331 on ATL → MDW (33 flights)
• WN331 on BNA → RDU (28 flights)
• WN331 on RDU → MCO (3 flights)
• WN331 on SJC → HNL (64 flights)
• WN331 on BOS → MDW (1 flights)
• WN331 on PVD → MCO (17 flights)
• WN331 on ATL → AUS (14 flights)
• WN331 on BNA → ATL (1 flights)
• WN331 on MSP → BNA (1 flights)
• WN331 on BWI → PVD (4 flights)
• WN331 on BWI → DEN (42 flights)
• WN331 on ATL → MCO (1 flights)
• WN331 on BWI → ORF (15 flights)
• WN331 on ORF → DEN (14 flights)
• WN331 on LGB → ABQ (15 flights)
• WN331 on ABQ → MCO (5 flights)
• WN331 on OAK → LGB (5 flights)
• WN331 on ABQ → DAL (15 flights)
• WN331 on DAL → MKE (5 flights)
• WN331 on ORF → BNA (1 flights)

Related

• All Southwest Airlines flights on RDU → BWI
• Compare airlines on RDU → BWI
• Southwest Airlines on the return, BWI → RDU