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$508+ Cheap flights from Guam to Colorado

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — DEN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Guam to Colorado

Keep the following information in mind while searching for Guam to Colorado flight deals. Data was last updated September 15, 2025.

Round-trip from

$1,578
(United Airlines)

One-way from

$508
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$1,926
From Guam to Colorado
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One-way flight from Guam to Colorado
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Highest demand for flights based on searches. 9% potential increase in price ($205 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Guam to Colorado

Cheapest flights from Guam to Colorado
Explore the most affordable flight options available from Guam to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/307:05 amGUM - DEN
2 stops27h 19mUnited Airlines
Thu 11/65:00 amDEN - GUM
2 stops20h 50mUnited Airlines
Deal found 9/14$1,578
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/291:00 amGUM - DEN
2 stops38h 14mDelta
Thu 11/66:25 amDEN - GUM
2 stops23h 40mDelta
Deal found 9/14$1,592

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guam to Colorado 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 September 15, 2025.
Use the filters below to find and compare flights from Guam to Colorado that are best for you.

Fly from

Guam

Fly to

Colorado

Route

Depart

Return

Price

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Thu 10/30

7:05 am-6:24 pm

2 stops27h 19m

Denver Intl

Thu 11/6

5:00 am-6:50 pm

2 stops20h 50m

$1,578

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Wed 10/29

1:00 am-11:14 pm

2 stops38h 14m

Denver Intl

Thu 11/6

6:25 am-11:05 pm

2 stops23h 40m

$1,592

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Sun 10/19

2:25 am-10:31 am

3 stops48h 06m

$508

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 10/20

5:00 pm-11:14 pm

2 stops46h 14m

$1,361

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 10/20

7:10 am-6:49 am

1 stop15h 39m

$1,600

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Guam to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Guam 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 Guam to Colorado
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with United Airlines from Guam to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • How long is the flight from Guam to Colorado?

    Departing from Guam to Colorado will take you 27h 19m. The distance between Guam and Colorado is about 6659 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Guam to Colorado that include hotel bookings?

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

  • How can I find direct flights from Guam to Colorado?

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

  • Can I find deals for business class flights from Guam to Colorado?

    Yes. Cheapflights offers flight deals from Guam to Colorado 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 Guam to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Guam to Colorado (average of $197). Flying from Guam to Colorado in March is currently the most expensive (average of $278). 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 airline flying from Guam to Colorado

Discover the top airline that operate flights from Guam to Colorado. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,577Average$1,945FlexibilityNo cancel feeOn-time69%

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