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$1,619+ Cheap flights from Colorado to Guam

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GUM
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Colorado to Guam

Cheapest flights from Colorado to Guam
Explore the most affordable flight options available from Colorado to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 1/263:48 pm
DEN
-
GUM
2 stops54h 57m
United Airlines
Fri 1/307:40 am
GUM
-
DEN
2 stops21h 43m
United Airlines
Deal found 1/19$1,619
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/275:25 am
DEN
-
GUM
2 stops21h 25m
United Airlines
Wed 4/87:05 am
GUM
-
DEN
1 stop15h 39m
United Airlines
Deal found 1/20$1,969
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 3/286:30 am
DEN
-
GUM
2 stops40h 45m
Delta
Tue 4/73:00 am
GUM
-
DEN
2 stops36h 32m
Delta
Deal found 1/20$1,984
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 3/2812:05 pm
DEN
-
GUM
1 stop38h 00m
United Airlines
Wed 4/87:05 am
GUM
-
DEN
1 stop15h 39m
United Airlines
Deal found 1/20$1,995
This Delta deal was found by Cheapflights users on 1/20. 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.
Thu 2/195:30 am
DEN
-
GUM
2 stops24h 35m
Delta
Wed 2/251:00 am
GUM
-
DEN
2 stops39h 25m
Delta
Deal found 1/20$2,079
This United Airlines deal was found by Cheapflights users on 1/21. 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 6/511:40 am
DEN
-
GUM
1 stop18h 05m
United Airlines
Tue 6/167:05 am
GUM
-
DEN
1 stop17h 20m
United Airlines
Deal found 1/21$2,091
This United Airlines deal was found by Cheapflights users on 1/21. 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 6/56:00 am
DEN
-
GUM
2 stops20h 05m
United Airlines
Sat 6/207:05 am
GUM
-
DEN
1 stop17h 20m
United Airlines
Deal found 1/21$2,119
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/195:20 am
DEN
-
GUM
2 stops20h 45m
United Airlines
Thu 2/267:40 am
GUM
-
DEN
1 stop15h 50m
United Airlines
Deal found 1/20$2,229
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 5/247:15 pm
DEN
-
GUM
2 stops30h 50m
United Airlines
Fri 5/297:05 am
GUM
-
DEN
1 stop15h 30m
United Airlines
Deal found 1/21$2,279
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 4/1811:35 am
DEN
-
GUM
1 stop18h 10m
United Airlines
Wed 4/227:05 am
GUM
-
DEN
1 stop15h 39m
United Airlines
Deal found 1/20$2,301

Find flight deals from Colorado to Guam

Keep the following information in mind while searching for Colorado to Guam flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,969
(United Airlines)

Popular in

January

Cheapest in

September

Average price

$3,215
Provider with most accurate pricing for Denver Intl-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Tamuning Guam Intl flights.
Search Deals
From Colorado to Guam
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($358 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($86 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Guam 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 January 21, 2026.
Use the filters below to find and compare flights from Colorado to Guam that are best for you.

Fly from

Colorado

Fly to

Guam

Route

Depart

Return

Price

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Fri 3/27

5:25 am-6:50 pm

2 stops21h 25m

Tamuning Guam Intl

Wed 4/8

7:05 am-12:09 pm

2 stops21h 04m

$1,969

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Sat 3/28

12:05 pm-6:05 pm

1 stop38h 00m

Tamuning Guam Intl

Wed 4/8

7:05 am-6:44 am

1 stop15h 39m

$1,995

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Thu 3/5

6:40 am-2:35 pm

2 stops38h 55m

Tamuning Guam Intl

Wed 3/11

1:00 am-11:29 pm

2 stops38h 29m

$2,079

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Thu 2/19

5:30 am-11:05 pm

2 stops24h 35m

Tamuning Guam Intl

Wed 2/25

1:00 am-11:25 pm

2 stops39h 25m

$2,079

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Fri 6/5

11:40 am-9:45 pm

1 stop18h 05m

Tamuning Guam Intl

Tue 6/16

7:05 am-8:25 am

1 stop17h 20m

$2,091

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Fri 6/5

7:58 am-6:05 pm

2 stops18h 07m

Tamuning Guam Intl

Sat 6/20

7:05 am-12:03 pm

2 stops20h 58m

$2,119

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Thu 2/19

5:20 am-7:05 pm

2 stops20h 45m

Tamuning Guam Intl

Thu 2/26

7:40 am-6:30 am

1 stop15h 50m

$2,229

DenverTamuning

DEN - GUM

DENGUM

Denver Intl

Thu 3/5

5:25 am-7:05 pm

2 stops20h 40m

Tamuning Guam Intl

Thu 3/12

7:25 am-8:35 am

1 stop17h 10m

$2,229

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Colorado to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Colorado 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 Colorado to Guam

What is the cheapest month to book a flight from Colorado to Guam?

Currently, March is the cheapest month in which you can book a flight from Colorado to Guam (average of $1,917). Flying from Colorado to Guam in February is currently the most expensive (average of $2,315). 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.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Guam. 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 Colorado to Guam?

    A quick flight from Colorado to Guam can take about 21h 25m. United Airlines provides one of the quickest options available for as low as $1,969. The distance from Colorado to Guam is about 6659 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Colorado to Guam (average of $1,917). Flying from Colorado to Guam in February is currently the most expensive (average of $2,315). 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 Colorado to Guam

Discover the top airline that operate flights from Colorado to Guam. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,917Average$2,299FlexibilityNo cancel feeOn-time69%

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