Denver International to Daniel K. Inouye
3360 miles great-circle distance, typically flown in 7h 10m with 4 airlines operating direct service from Denver International (DEN) to Daniel K. Inouye (HNL). Cheapest fares are usually in Jun (around $379 return), with peak prices in Jun (around $379). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Denver International
Denver International sits 25 miles northeast of downtown Denver — a deliberately remote site that allows for six runways and almost unlimited expansion. The A Line commuter train runs every 15 minutes from the airport directly to Union Station downtown in 37 minutes for $10.50. United dominates the schedule with its largest non-Newark hub; Southwest and Frontier add heavy domestic capacity. Snow disruption is common between November and March, but the airport's ground-stop policy is faster than ORD's.
Arriving in Honolulu
Daniel K. Inouye in Honolulu is the gateway to all the Hawaiian Islands and 4 miles from downtown Honolulu. TheBus Routes 19 and 20 run between the airport and Waikiki for $3 cash. Inter-island connections to Maui (OGG), Kauai (LIH) and the Big Island (KOA, ITO) are operated mainly by Hawaiian Airlines and Southwest. Mainland US fares to HNL are cheapest in late January–February and October–early November.
Who flies DEN to HNL?
| Airline | IATA | Flight time | Cabin |
| United Airlines | UA | 7h 10m | Economy |
| British Airways | BA | 7h 10m | Economy |
| Lufthansa | LH | 7h 10m | Economy |
| Icelandair | FI | 7h 10m | Economy |
4 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly DEN→HNL
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Denver to Honolulu FAQs
Direct flights from Denver International (DEN) to Daniel K. Inouye (HNL) take approximately 7h 10m for the 3360-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
Jun is typically the cheapest month on this route, with one-way fares from $379. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
4 carriers operate direct service from Denver International (DEN) to Daniel K. Inouye (HNL): United Airlines, British Airways, Lufthansa and Icelandair. Frequencies vary by season and carrier — United Airlines typically operates the highest weekly count on this corridor.
No — United States is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
Daniel K. Inouye (HNL) is the primary international airport for Honolulu. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.