HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$1,361+ Cheap flights from Tamuning (GUM) to Denver (DEN)

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — DEN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Tamuning to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Tamuning to Denver

Best flights from Tamuning to Denver
Discover carefully curated flight deals from Tamuning to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 5/277:15 amGUM - DEN
2 stops27h 03mUnited Airlines
Wed 6/246:30 amDEN - GUM
2 stops19h 35mUnited Airlines
Deal found 12/11$1,677
This United Airlines deal was found by Cheapflights users on 12/9. 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 stops29h 10mUnited Airlines
Tue 3/178:51 pmDEN - GUM
2 stops29h 59mUnited Airlines
Deal found 12/9$1,677
This United Airlines deal was found by Cheapflights users on 12/11. 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 5/257:15 amGUM - DEN
2 stops29h 13mUnited Airlines
Wed 6/246:00 amDEN - GUM
2 stops20h 05mUnited Airlines
Deal found 12/11$1,677
This United Airlines deal was found by Cheapflights users on 12/11. 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 5/257:15 amGUM - DEN
2 stops31h 38mUnited Airlines
Thu 6/256:00 amDEN - GUM
2 stops20h 05mUnited Airlines
Deal found 12/11$1,677
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 5/277:05 amGUM - DEN
1 stop15h 30mUnited Airlines
Mon 6/226:00 amDEN - GUM
2 stops30h 20mUnited Airlines
Deal found 12/11$1,680
This United Airlines deal was found by Cheapflights users on 12/11. 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 5/257:05 amGUM - DEN
1 stop17h 20mUnited Airlines
Mon 6/226:00 amDEN - GUM
2 stops30h 20mUnited Airlines
Deal found 12/11$1,680
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 5/277:05 amGUM - DEN
1 stop17h 20mUnited Airlines
Thu 6/257:58 amDEN - GUM
2 stops28h 22mUnited Airlines
Deal found 12/11$1,680
This United Airlines deal was found by Cheapflights users on 12/11. 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 5/267:05 amGUM - DEN
1 stop17h 20mUnited Airlines
Mon 6/226:00 amDEN - GUM
2 stops30h 20mUnited Airlines
Deal found 12/11$1,680
This United Airlines deal was found by Cheapflights users on 12/11. 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 5/287:05 amGUM - DEN
1 stop15h 30mUnited Airlines
Mon 6/226:00 amDEN - GUM
2 stops30h 20mUnited Airlines
Deal found 12/11$1,680

Find flight deals from Tamuning to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Tamuning (GUM) to Denver (DEN). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,677
(United Airlines)

One-way from

$1,361
(Delta)
Provider with most accurate pricing for Tamuning Guam Intl-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tamuning Guam Intl-Denver Intl flights.
Search Deals
From Tamuning Guam Intl to Denver Intl
Search Deals
One-way flight from Tamuning Guam Intl to Denver Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tamuning to Denver 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 12, 2025.
Use the filters below to find and compare flights from Tamuning to Denver that are best for you.

Fly from

Tamuning

Fly to

Denver

Route

Depart

Return

Price

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Wed 5/27

7:15 am-6:18 pm

2 stops27h 03m

Denver Intl

Wed 6/24

6:30 am-6:05 pm

2 stops19h 35m

$1,677

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Fri 3/13

7:05 am-8:15 pm

2 stops29h 10m

Denver Intl

Tue 3/17

8:51 pm-6:50 pm

2 stops29h 59m

$1,677

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 5/25

7:15 am-8:28 pm

2 stops29h 13m

Denver Intl

Wed 6/24

6:00 am-6:05 pm

2 stops20h 05m

$1,677

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 5/25

7:15 am-10:53 pm

2 stops31h 38m

Denver Intl

Thu 6/25

6:00 am-6:05 pm

2 stops20h 05m

$1,677

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Wed 5/27

7:05 am-6:35 am

1 stop15h 30m

Denver Intl

Mon 6/22

6:00 am-4:20 am

2 stops30h 20m

$1,680

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Mon 5/25

7:05 am-8:25 am

1 stop17h 20m

Denver Intl

Mon 6/22

6:00 am-4:20 am

2 stops30h 20m

$1,680

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Wed 5/27

7:05 am-8:25 am

1 stop17h 20m

Denver Intl

Thu 6/25

7:58 am-4:20 am

2 stops28h 22m

$1,680

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Tue 5/26

7:05 am-8:25 am

1 stop17h 20m

Denver Intl

Mon 6/22

6:00 am-4:20 am

2 stops30h 20m

$1,680

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Thu 5/28

7:05 am-6:35 am

1 stop15h 30m

Denver Intl

Mon 6/22

6:00 am-4:20 am

2 stops30h 20m

$1,680

TamuningDenver

GUM - DEN

GUMDEN

Tamuning Guam Intl

Fri 5/1

5:00 pm-7:10 pm

2 stops42h 10m

$1,361

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 11 results
1
2

Compare providers for flights from Tamuning to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tamuning to Denver in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Tamuning-Denver flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Tamuning-Denver flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Tamuning-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tamuning-Denver flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tamuning-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Tamuning to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver 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.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with United Airlines from Tamuning to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Tamuning to Denver. 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 Tamuning to Denver?

    For as low as $1,677, United Airlines can have you in Denver from Tamuning in 27h 03m. The distance from Tamuning to Denver is about 6659 mi.

  • What is the cheapest airline to fly from Tamuning to Denver round-trip?

    Our cheapest airline available from Tamuning to Denver is United Airlines. Our recent data shows that you can find tickets from as low as $1,290 on this airline.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Thornton
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Silverthorne
Central City
Frisco
Wheat Ridge
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Tamuning to Denver

Discover the top airline that operate flights from Tamuning to Denver. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,290Average$1,945FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.