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$242+ Cheap flights from Denver to Hilo (DEN - ITO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ITO
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Hilo Intl are usually found in January or September, booked 87 days in advance, depart on a Thursday or Monday and return on a Thursday

Cheap flight deals from Denver to Hilo

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$535
(Alaska Airlines)

One-way from

$242
(Southwest)

Popular in

June

Cheapest in

January

Average price

$832
From Denver Intl to Hilo Intl
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One-way flight from Denver Intl to Hilo Intl
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Highest demand for flights based on searches. 13% potential increase in price ($123 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Hilo

Cheapest flights from Denver to Hilo
Explore the most affordable flight options available from Denver to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:00 amDEN - ITO
2 stops14h 38mAlaska Airlines
Mon 11/39:00 pmITO - DEN
2 stops11h 34mAlaska Airlines
Deal found 7/2$473
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:55 amDEN - ITO
2 stops12h 15mSouthwest
Sun 8/246:55 pmITO - DEN
2 stops11h 05mSouthwest
Deal found 7/2$634
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1912:05 pmDEN - ITO
1 stop9h 33mUnited Airlines
Wed 8/277:47 amITO - DEN
1 stop18h 57mUnited Airlines
Deal found 7/2$665
This Trip.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/178:22 amDEN - ITO
2 stops37h 16mMultiple Airlines
Sun 8/246:00 amITO - DEN
2 stops14h 16mMultiple Airlines
Deal found 7/3$703
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:59 amDEN - ITO
2 stops18h 56mDelta
Wed 8/277:00 pmITO - DEN
2 stops12h 34mDelta
Deal found 7/2$874

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Denver to Hilo that are best for you.

Fly from

Denver

Fly to

Hilo

Route

Depart

Return

Price

DenverHilo

DEN - ITO

DENITO

Denver Intl

Tue 8/19

6:00 am-5:38 pm

2 stops15h 38m

Hilo Intl

Wed 8/27

7:00 pm-10:40 am

2 stops11h 40m

$535

DenverHilo

DEN - ITO

DENITO

Denver Intl

Thu 8/21

9:55 am-6:10 pm

2 stops12h 15m

Hilo Intl

Sun 8/24

6:55 pm-10:00 am

2 stops11h 05m

$634

DenverHilo

DEN - ITO

DENITO

Denver Intl

Tue 8/19

12:05 pm-5:38 pm

1 stop9h 33m

Hilo Intl

Wed 8/27

7:47 am-6:44 am

1 stop18h 57m

$665

DenverHilo

DEN - ITO

DENITO

Denver Intl

Sun 8/17

8:22 am-5:38 pm

2 stops37h 16m

Hilo Intl

Sun 8/24

6:00 am-12:16 am

2 stops14h 16m

$703

DenverHilo

DEN - ITO

DENITO

Denver Intl

Mon 8/18

12:59 am-3:55 pm

2 stops18h 56m

Hilo Intl

Wed 8/27

7:00 pm-11:34 am

2 stops12h 34m

$874

DenverHilo

DEN - ITO

DENITO

Denver Intl

Wed 9/17

8:25 am-6:10 pm

2 stops13h 45m

$242

DenverHilo

DEN - ITO

DENITO

Denver Intl

Wed 9/17

12:05 pm-5:39 pm

1 stop9h 34m

$343

DenverHilo

DEN - ITO

DENITO

Denver Intl

Wed 8/13

5:50 pm-9:05 am

2 stops19h 15m

$357

DenverHilo

DEN - ITO

DENITO

Denver Intl

Sat 7/12

6:50 am-9:45 pm

2 stops18h 55m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Denver to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Hilo

How far ahead should I book a flight from Denver to Hilo?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Hilo. Price data was last updated on June 27, 2025.

The best time to book flights from Denver to Hilo is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Denver to Hilo?

Currently, March is the cheapest month in which you can book a flight from Denver to Hilo (average of $330). Flying from Denver to Hilo in December is currently the most expensive (average of $721). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to ITO?

Find hourly flight availability from Denver to Hilo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s optimal to fly from Denver to Hilo in the morning. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hilo. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Denver to Hilo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Denver to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Hilo round-trip?

    Our cheapest airline available from Denver to Hilo is Alaska Airlines. Our recent data shows that you can find tickets from as low as $535 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $634 and $665 round-trip. Alaska Airlines is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Denver to Hilo one-way?

    One-way options have recently been found by users for as low as $242 on Southwest. Other airlines that offer cheap prices include United Airlines from $343 and Alaska Airlines from $357 one-way.

  • Can I find deals for flights from Denver to Hilo that include hotel bookings?

    Yes. In addition to deals on Denver to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Hilo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Hilo.

  • Can I find deals for business class flights from Denver to Hilo?

    Yes. Cheapflights offers flight deals from Denver to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Hilo?

    Currently, March is the cheapest month in which you can book a flight from Denver to Hilo (average of $330). Flying from Denver to Hilo in December is currently the most expensive (average of $721). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Denver to Hilo

Discover the top 4 airlines that operate flights from Denver to Hilo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$376Average$564FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$560Average$620FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$593Average$718FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$663Average$759FlexibilityNo cancel feeOn-time69%

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