How often is WN1428 on time?

Across 34 flights on BOS → DEN from 2025-07-01 to 2025-08-04, WN1428 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +41 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

• WN1428 on DCA → BNA (23 flights)
• WN1428 on BOI → SMF (18 flights)
• WN1428 on MSY → DAL (12 flights)
• WN1428 on MIA → BNA (5 flights)
• WN1428 on DEN → IND (13 flights)
• WN1428 on IND → BNA (8 flights)
• WN1428 on MAF → DEN (8 flights)
• WN1428 on DEN → BWI (22 flights)
• WN1428 on IND → MCI (44 flights)
• WN1428 on ABQ → BUR (13 flights)
• WN1428 on DEN → ABQ (13 flights)
• WN1428 on MCO → IND (4 flights)
• WN1428 on SAT → MCO (4 flights)
• WN1428 on DEN → MKE (1 flights)
• WN1428 on LGB → DEN (1 flights)
• WN1428 on SJC → LGB (1 flights)
• WN1428 on RDU → DEN (13 flights)
• WN1428 on TUL → LAS (13 flights)
• WN1428 on BNA → TUL (13 flights)
• WN1428 on ATL → MDW (18 flights)
• WN1428 on DAL → BNA (16 flights)
• WN1428 on SAT → DAL (7 flights)
• WN1428 on BNA → SMF (8 flights)

Related

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