HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tamuning

$1,967+ Cheap flights from Washington, D.C. (WAS) to Tamuning (GUM)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GUM
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Tamuning 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 Washington, D.C. to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Tamuning (GUM). 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 September 15, 2025.

Round-trip from

$1,917
(United Airlines)

Popular in

September

Cheapest in

February

Average price

$2,995
From Washington, D.C. (WAS) to Tamuning Guam Intl
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Washington, D.C. to Tamuning

Cheapest flights from Washington, D.C. to Tamuning
Explore the most affordable flight options available from Washington, D.C. to Tamuning. 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 9/13. 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 9/215:20 pmIAD - GUM
2 stops45h 05mUnited Airlines
Wed 9/247:10 amGUM - IAD
2 stops21h 53mUnited Airlines
Deal found 9/13$2,009
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 11/116:03 amIAD - GUM
2 stops26h 02mDelta
Wed 11/194:50 pmGUM - IAD
2 stops43h 42mDelta
Deal found 9/13$2,078
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 11/117:40 amDCA - GUM
2 stops24h 25mDelta
Tue 11/181:00 amGUM - DCA
2 stops37h 41mDelta
Deal found 9/13$2,078
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amBWI - GUM
2 stops26h 05mDelta
Tue 11/181:00 amGUM - BWI
2 stops38h 28mDelta
Deal found 9/15$2,098
This Delta deal was found by Cheapflights users on 9/13. 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.
Tue 10/287:35 amIAD - GUM
2 stops41h 00mDelta
Thu 11/131:00 amGUM - IAD
2 stops38h 18mDelta
Deal found 9/13$2,128
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.
Sun 12/710:10 pmIAD - GUM
2 stops29h 40mUnited Airlines
Thu 12/117:40 amGUM - IAD
2 stops30h 35mUnited Airlines
Deal found 9/14$2,227
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 11/116:00 amBWI - GUM
2 stops21h 50mUnited Airlines
Wed 11/197:40 amGUM - BWI
3 stops30h 01mUnited Airlines
Deal found 9/15$2,227
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.
Sun 12/77:59 pmDCA - GUM
2 stops31h 51mUnited Airlines
Thu 12/117:40 amGUM - DCA
2 stops24h 09mUnited Airlines
Deal found 9/14$2,227
This United Airlines deal was found by Cheapflights users on 9/13. 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 11/1112:20 pmIAD - GUM
1 stop25h 00mUnited Airlines
Wed 11/197:40 amGUM - IAD
2 stops23h 36mUnited Airlines
Deal found 9/13$2,252
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.
Wed 10/156:29 amBWI - GUM
2 stops21h 36mUnited Airlines
Sun 10/197:10 amGUM - BWI
2 stops23h 04mUnited Airlines
Deal found 9/14$2,277
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/281:20 pmIAD - GUM
1 stop25h 00mUnited Airlines
Fri 11/147:40 amGUM - IAD
2 stops20h 38mUnited Airlines
Deal found 9/13$2,297
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.
Sun 12/77:15 amIAD - GUM
2 stops24h 50mDelta
Wed 12/101:00 amGUM - IAD
2 stops35h 30mDelta
Deal found 9/14$2,328

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Tamuning 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 Washington, D.C. to Tamuning that are best for you.

Fly from

Washington, D.C.

Fly to

Tamuning

Route

Depart

Return

Price

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 1/11

10:05 pm-7:05 pm

2 stops30h 00m

Tamuning Guam Intl

Mon 1/19

7:40 am-3:13 pm

2 stops22h 33m

$1,967

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Sun 1/11

7:59 pm-7:05 pm

2 stops32h 06m

Tamuning Guam Intl

Mon 1/19

7:40 am-1:49 pm

2 stops21h 09m

$1,967

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 1/11

3:00 pm-11:05 pm

2 stops41h 05m

Tamuning Guam Intl

Sun 1/18

1:00 am-11:16 pm

2 stops37h 16m

$1,988

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 11/11

6:03 am-11:05 pm

2 stops26h 02m

Tamuning Guam Intl

Wed 11/19

4:50 pm-9:32 pm

2 stops43h 42m

$2,078

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 11/11

7:40 am-11:05 pm

2 stops24h 25m

Tamuning Guam Intl

Tue 11/18

1:00 am-11:41 pm

2 stops37h 41m

$2,078

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Tue 11/11

6:00 am-11:05 pm

2 stops26h 05m

Tamuning Guam Intl

Wed 11/19

4:50 pm-4:49 pm

2 stops38h 59m

$2,098

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 10/28

6:18 am-2:35 pm

2 stops42h 17m

Tamuning Guam Intl

Fri 11/14

4:50 pm-12:54 am

2 stops47h 04m

$2,128

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 12/7

10:08 pm-6:50 pm

2 stops29h 42m

Tamuning Guam Intl

Thu 12/11

7:40 am-9:22 pm

2 stops28h 42m

$2,227

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Tue 11/11

6:00 am-6:50 pm

2 stops21h 50m

Tamuning Guam Intl

Wed 11/19

7:40 am-10:41 pm

3 stops30h 01m

$2,227

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Sun 12/7

7:59 pm-6:50 pm

2 stops31h 51m

Tamuning Guam Intl

Thu 12/11

7:40 am-4:49 pm

2 stops24h 09m

$2,227

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 18 results
1
2

Best time to book a flight from Washington, D.C. to Tamuning

Have a flexible travel schedule? Discover the best time to fly to Tamuning from Washington, D.C. 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 Washington, D.C. to Tamuning

How much does it cost to fly round-trip from Washington, D.C. to Tamuning?

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. 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 Tamuning. Reviews last updated September 15, 2025.
See what other customers who have flown with United Airlines from Washington, D.C. to Tamuning have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Tamuning. 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 into for flights to Tamuning from Washington, D.C.?

    If you book a flight to Tamuning from Washington, D.C., you will be flying to Guam Intl, which is the city’s only airport. Tamuning Guam Intl (GUM) is located 1.1 mi from the center of Tamuning. There are 0 flights from Washington, D.C. to Guam Intl per day from 1 airline.

  • How long is the flight from Washington, D.C. to Tamuning?

    There are many flights that can get you from Washington, D.C. to Tamuning in 30h. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 7899 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. to Tamuning round-trip?

    According to our current data, United Airlines ($2,010), offers the cheapest pricing from Washington, D.C. to Tamuning. United Airlines is 10% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular routes from Washington, D.C. to Tamuning?

    While some choose either Baltimore/Washington - Tamuning Guam Intl or Washington, D.C. Reagan-National - Tamuning Guam Intl, Washington, D.C. Dulles Intl - Tamuning Guam Intl is the most popular route from Washington, D.C. to Tamuning.

  • Can I find deals for flights from Washington, D.C. to Tamuning that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Tamuning?

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

  • Can I find deals for business class flights from Washington, D.C. to Tamuning?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Tamuning 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 Washington, D.C. to Tamuning?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Tamuning (average of $1,977). Flying from Washington, D.C. to Tamuning in May is currently the most expensive (average of $2,214). 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

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.

Alternative routes for Washington, D.C. to Tamuning

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Tamuning flights
Reagan-National to Tamuning flights

Top airline flying from Washington, D.C. to Tamuning

Discover the top airline that operate flights from Washington, D.C. to Tamuning. 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$2,010Average$2,333FlexibilityNo 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.