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$701+ Cheap flights from Tamuning (GUM) 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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — DEN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Tamuning to Colorado

Best flights from Tamuning to Colorado
Discover carefully curated flight deals from Tamuning to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 4/307:05 amGUM - DEN
2 stops27h 13mUnited Airlines
Thu 5/287:45 amDEN - GUM
2 stops18h 20mUnited Airlines
Deal found 12/15$1,577
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Fri 3/137:05 amGUM - DEN
2 stops27h 20mUnited Airlines
Tue 3/177:35 pmDEN - GUM
2 stops31h 15mUnited Airlines
Deal found 12/14$1,677

Find flight deals from Tamuning to Colorado

Keep the following information in mind while searching for Tamuning to Colorado flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,577
(United Airlines)

One-way from

$701
(Kiwi.com)
Provider with most accurate pricing for Tamuning Guam Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Tamuning Guam Intl-Denver Intl flights.
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From Tamuning Guam Intl to Colorado
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One-way flight from Tamuning Guam Intl to Colorado
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Tamuning 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 December 18, 2025.
Use the filters below to find and compare flights from Tamuning to Colorado that are best for you.

Fly from

Tamuning

Fly to

Colorado

Route

Depart

Return

Price

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Thu 4/30

7:05 am-6:18 pm

2 stops27h 13m

Denver Intl

Thu 5/28

7:45 am-6:05 pm

2 stops18h 20m

$1,577

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Fri 3/13

7:05 am-6:25 pm

2 stops27h 20m

Denver Intl

Tue 3/17

7:35 pm-6:50 pm

2 stops31h 15m

$1,677

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Sun 12/21

2:45 am-7:48 pm

3 stops58h 03m

$701

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 1/12

2:40 am-11:35 pm

3 stops37h 55m

$965

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 1/12

1:00 am-7:56 pm

2 stops35h 56m

$1,361

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Fri 5/1

5:00 pm-11:30 pm

2 stops46h 30m

$1,361

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Sun 12/21

1:00 am-8:08 pm

2 stops36h 08m

$1,361

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 12/22

1:00 am-11:00 am

2 stops51h 00m

$1,361

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Tue 12/23

12:30 pm-12:10 pm

1 stop16h 40m

$1,600

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Tue 1/13

12:30 pm-12:10 pm

1 stop16h 40m

$1,600

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
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Best time to book a flight from Tamuning to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Tamuning 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 Tamuning 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 December 18, 2025.
Peruse reviews from past customers who have flown with United Airlines from Tamuning 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
9,091 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

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

  • What airport do you fly from for flights from Tamuning to Colorado?

    Tamuning Guam Intl (GUM), located 1.1 mi from the city center, is the airport you fly out of when you book flights from Tamuning to Colorado.

  • How long is the flight from Tamuning to Colorado?

    A quick flight from Tamuning to Colorado can take about 27h 13m. United Airlines provides one of the quickest options available for as low as $1,577. Airlines will cover a distance of 6659 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Tamuning 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.

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Top airline flying from Tamuning to Colorado

Discover the top airline that operate flights from Tamuning 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,290Average$1,945FlexibilityNo cancel feeOn-time69%

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