How often is WN1539 on time?

Across 23 flights on DEN → GRR from 2026-06-04 to 2026-06-30, WN1539 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +36 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

• WN1539 on GRR → MDW (16 flights)
• WN1539 on GRR → BWI (4 flights)
• WN1539 on BWI → GRR (4 flights)
• WN1539 on DAL → LAS (42 flights)
• WN1539 on LAS → TUS (1 flights)
• WN1539 on BNA → BWI (33 flights)
• WN1539 on FLL → DAL (58 flights)
• WN1539 on DAL → SLC (11 flights)
• WN1539 on BWI → MDW (40 flights)
• WN1539 on SRQ → BWI (36 flights)
• WN1539 on DEN → SRQ (13 flights)
• WN1539 on SJC → EUG (4 flights)
• WN1539 on HOU → JAN (1 flights)
• WN1539 on BUR → LAS (31 flights)
• WN1539 on LAS → BHM (13 flights)
• WN1539 on LAS → SAT (8 flights)
• WN1539 on SAT → HOU (8 flights)
• WN1539 on LAS → IND (4 flights)
• WN1539 on PHX → SDF (50 flights)
• WN1539 on SDF → BWI (40 flights)
• WN1539 on LGB → PHX (24 flights)
• WN1539 on DAL → SDF (1 flights)
• WN1539 on BUR → PHX (34 flights)
• WN1539 on PHX → ABQ (1 flights)

Related

• All Southwest Airlines flights on DEN → GRR
• Compare airlines on DEN → GRR
• Southwest Airlines on the return, GRR → DEN