Trip.com
>
Flights
>
Recommended airlines flying between these cities
>
Frontier Airlines(F9) flights from Denver to Kauai

Flight INFO & Frontier Airlines(F9) flights from Denver to Kauai

Cheapest one-way flight price US$261
Cheapest month August
Peak season for travel December
Flight distance 5,487.01 km
Average flight time 6 hours 45 minutes
Frequency ～7/week

Book Frontier Airlines(F9) flights from Denver to Kauai

  • One way
  • Round-trip
      • DEN09:00
        12h 36m
        1 stops
        LIH17:36
        Denver - Kauai|Sat, Oct 10|Frontier Airlines
        US$569
        US$749
        24% off
        Search
        24% off
        US$749
        US$569
      • DEN13:00
        12h 36m
        Nonstop
        LIH14:00
        Denver - Kauai|Mon, Sep 6|Normal Airline
        More cheap flights
        More cheap flights

Frontier Airlines(F9) flights from Denver to Kauai & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93155

    Frontier Airlines

    09:10

    DEN

    2.6h

    Nonstop

    10:47

    LAX

    S - - W T F S
    Search

  2. DL428

    Delta Air Lines

    14:15

    LAX

    5.1h

    Nonstop

    17:20

    LIH

    S M T W T F S
    Search

Frontier Airlines(F9) flights from Denver to Kauai Flight Booking FAQ

  • How long is a flight from Denver to Kauai?

    It takes about 6 hours 45 minutes to fly from Denver to Kauai.

  • When is the best time to book flights from Denver to Kauai?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Denver to Kauai is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

  • When are flight tickets from Denver (DEN) to Kauai (LIH) the cheapest?

    The cheapest months to fly from Denver to Kauai is August, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Denver to Kauai on?

    After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Denver to Kauai on October 28, 2026 with Delta Air Lines, with prices starting at US$351.

  • Is there any time difference between Denver and Kauai?

    The time difference between Kauai and Denver is 3h.

  • How do I change or cancel my ticket from Denver to Kauai?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.