Flight history · Aug 2025 – Jul 2026 · US DOT on-time records

WN 1667 · Denver (DEN) → Portland (PDX)

Sold by Southwest. Still flying: 24 of the last 56 days (Mon, Thu, Fri).

Arrives on time77%within 15 minutes, of 26 flights
Cancelled0.0%of scheduled flights
An hour or more late0%of flights that operated
When late, on average29 minlate, among flights 15+ min late

Schedule

Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Portland is 1 h behind Denver).

Leaves DEN
09:35
Arrives PDX
11:10
Flight time
2h 35m
Days flown, last 8 weeks
24 of 56

Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.

How late it arrives

Share of flights that operated arriving more than this late.

15+ min late23%
30+ min late8%
1h+ late0%
2h+ late0%
20%40%60% 015301h1h302h3h

Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.

Its hour at DEN

All flights leaving Denver (DEN) at 9–10 am, wherever they’re going: 87% left within 15 minutes and 0.6% were cancelled (23,592 flights in the year). Other Southwest flights on this route →

Upcoming forecasts

Our odds that this flight is late or cancelled on the days we publish.