Southwest AirlinesWN100% on time
Flights WN2429 varies daily · WN4659 varies daily · WN4966 11:15 Tu We Su · WN1263 13:25 Mo Th Fr
live
Direct flights from Long Beach (LGB) to Denver (DEN): 7 nonstop departures observed each week across 1 airline. 100% of the last 12 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 12 tracked flights. The nonstop covers 1,373 km, an estimated 2 hours 16 minutes in the air. Measured by Pro Flight Search from live flight boards at Long Beach and Denver. Updated 13 September 2026 at 00:38 UTC.
LGB
Long Beach
smooth · +9
DEN
Denver
smooth · +0
1,373 km · ~2h 16m est.
Runs reliable · 1 airline · 7x weekly · nonstop
100% on time
of the last 12 operated LGB → DEN flights arrived within 15 minutes
Median arrival delay is −1 min. 0 of 12 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−1 minacross the last 12 operated legs
Flight time~2h 16mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 12
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at DEN: 40% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Long Beach to Denver route actually runs
Pro Flight Search records official board updates for nonstop LGB to DEN flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Long Beach (LGB) to Denver (DEN) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/LGB-DEN
LGB to DEN questions
Is LGB–DEN running on time right now?
Smooth skies ahead. The departure side at LGB is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on LGB–DEN?
Operators schedule morning departures around 11:15 from LGB. Earlier flights typically land before destination-airport delays accumulate later in the day; check the DEN delay card to confirm conditions when you'd arrive.
How long is the flight from LGB to DEN?
Great-circle distance is 1,373 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 127–148 min gate-to-gate on this route.
How often does LGB–DEN fly?
Southwest Airlines runs the route with about 20 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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