Frontier AirlinesF9
Flights F91248 14:31 Mo Th Fr Sa Su
live
Direct flights from Denver (DEN) to Grand Rapids (GRR): 19 nonstop departures observed each week across 3 airlines. 85% of the last 13 operated flights arrived within 15 minutes of schedule. The median arrival is 11 minutes early. No cancellations were recorded across the 13 tracked flights. The nonstop covers 1,629 km, an estimated 2 hours 35 minutes in the air. Measured by Pro Flight Search from live flight boards at Denver and Grand Rapids. Updated 11 September 2026 at 05:00 UTC.
DEN
Denver
smooth · +3
GRR
Grand Rapids
smooth · +0
1,629 km · ~2h 35m est.
Runs reliable · 3 airlines · 19x weekly · nonstop
85% on time
of the last 13 operated DEN → GRR flights arrived within 15 minutes
Median arrival delay is −11 min. 0 of 13 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−11 minacross the last 13 operated legs
Flight time~2h 35mestimated from route distance
Weekly departures19x3 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 13
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Frontier AirlinesSouthwest AirlinesUnited 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 and GRR: 46% odds of a 15+ minute delay and around +10 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 Denver to Grand Rapids route actually runs
Pro Flight Search records official board updates for nonstop DEN to GRR 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 — Denver (DEN) to Grand Rapids (GRR) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/DEN-GRR
DEN to GRR questions
Is DEN–GRR running on time right now?
Smooth skies ahead. The departure side at DEN is the weaker end, route health score 96/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on DEN–GRR?
Operators schedule morning departures around 10:04 and evening departures around 17:59 from DEN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the GRR delay card to confirm conditions when you'd arrive.
How long is the flight from DEN to GRR?
Great-circle distance is 1,629 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 145–170 min gate-to-gate on this route.
How often does DEN–GRR fly?
3 carriers operate this route, around 26 flights a week between them. Compare carrier days and times in the airline list above.
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