HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Guam

$1,141+ Cheap flights from Washington, D.C. (WAS) to Guam

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GUM
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

Cheapest flights from Washington, D.C. to Guam
Explore the most affordable flight options available from Washington, D.C. to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/5. 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 9/1610:27 pm
IAD
-
GUM
2 stops29h 38m
United Airlines
Wed 9/307:10 am
GUM
-
IAD
2 stops27h 55m
United Airlines
Deal found 6/5$1,919
This United Airlines deal was found by Cheapflights users on 6/6. 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 11/16:00 pm
BWI
-
GUM
2 stops33h 50m
United Airlines
Wed 11/187:25 am
GUM
-
BWI
2 stops30h 35m
United Airlines
Deal found 6/6$1,919
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/166:00 am
DCA
-
GUM
2 stops22h 05m
United Airlines
Wed 9/307:10 am
GUM
-
DCA
2 stops20h 49m
United Airlines
Deal found 6/5$1,919
This Delta deal was found by Cheapflights users on 6/7. 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 10/117:50 pm
IAD
-
GUM
2 stops38h 05m
Delta
Sun 10/254:50 pm
GUM
-
IAD
2 stops45h 01m
Delta
Deal found 6/7$1,933
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/186:05 am
BWI
-
GUM
2 stops21h 45m
United Airlines
Mon 11/307:45 pm
GUM
-
BWI
2 stops40h 12m
United Airlines
Deal found 6/7$1,944
This Delta deal was found by Cheapflights users on 6/8. 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 9/17:10 am
IAD
-
GUM
2 stops26h 45m
Delta
Tue 9/155:20 pm
GUM
-
IAD
2 stops45h 12m
Delta
Deal found 6/8$1,983
This Delta deal was found by Cheapflights users on 6/4. 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 9/19:39 am
DCA
-
GUM
2 stops24h 16m
Delta
Tue 9/155:20 pm
GUM
-
DCA
2 stops44h 23m
Delta
Deal found 6/4$1,983
This Delta deal was found by Cheapflights users on 6/8. 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 9/65:47 pm
IAD
-
GUM
2 stops40h 08m
Delta
Wed 9/162:00 am
GUM
-
IAD
2 stops35h 14m
Delta
Deal found 6/8$1,988
This United Airlines deal was found by Cheapflights users on 6/6. 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 11/112:20 pm
IAD
-
GUM
1 stop25h 20m
United Airlines
Wed 11/187:25 am
GUM
-
IAD
2 stops26h 42m
United Airlines
Deal found 6/6$1,994
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/136:05 am
BWI
-
GUM
2 stops21h 45m
United Airlines
Sun 11/227:45 pm
GUM
-
BWI
2 stops43h 53m
United Airlines
Deal found 6/7$1,994
This United Airlines deal was found by Cheapflights users on 6/6. 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 12/246:17 am
BWI
-
GUM
2 stops24h 28m
United Airlines
Wed 1/207:45 am
GUM
-
BWI
3 stops23h 40m
United Airlines
Deal found 6/6$1,995
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/112:50 pm
IAD
-
GUM
1 stop25h 30m
United Airlines
Tue 9/157:35 pm
GUM
-
IAD
1 stop34h 00m
United Airlines
Deal found 6/8$2,002

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

Keep the following information in mind while searching for Washington, D.C. to Guam flight deals. Data was last updated June 9, 2026.

Round-trip from

$1,919
(United Airlines)

One-way from

$1,141
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$2,421
From Washington, D.C. (WAS) to Guam
Search Deals
One-way flight from Washington, D.C. (WAS) to Guam
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($63 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 June 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 9/16

10:27 pm-6:05 pm

2 stops29h 38m

Tamuning Guam Intl

Wed 9/30

7:10 am-9:05 pm

2 stops27h 55m

$1,919

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Sun 11/1

6:00 pm-6:50 pm

2 stops33h 50m

Tamuning Guam Intl

Wed 11/18

7:25 am-4:25 pm

3 stops24h 00m

$1,919

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Wed 11/4

6:05 am-6:50 pm

2 stops21h 45m

Tamuning Guam Intl

Wed 11/18

7:25 am-4:25 pm

3 stops24h 00m

$1,919
Quickest round-trip

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Wed 9/16

6:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Wed 9/30

7:10 am-4:27 pm

2 stops23h 17m

$1,919

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 10/11

7:50 pm-11:55 pm

2 stops38h 05m

Tamuning Guam Intl

Sun 10/25

4:50 pm-11:51 pm

2 stops45h 01m

$1,933

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 10/11

10:13 pm-6:05 pm

2 stops29h 52m

Tamuning Guam Intl

Sun 10/25

7:45 pm-4:40 pm

1 stop34h 55m

$1,944

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 11/4

12:20 pm-4:40 am

1 stop25h 20m

Tamuning Guam Intl

Wed 11/18

7:25 am-9:27 pm

2 stops29h 02m

$1,944

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Wed 11/18

6:05 am-6:50 pm

2 stops21h 45m

Tamuning Guam Intl

Mon 11/30

7:45 pm-8:57 pm

2 stops40h 12m

$1,944

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 11/4

9:30 am-4:40 am

2 stops28h 10m

Tamuning Guam Intl

Wed 11/18

7:25 am-5:48 pm

3 stops25h 23m

$1,944

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 9/1

7:00 am-11:55 pm

2 stops26h 55m

Tamuning Guam Intl

Tue 9/15

5:20 pm-11:22 pm

2 stops44h 02m

$1,983

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 46 resultsSorted by cheapest first
1
2
3
...
5

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

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

What is the cheapest month to book a flight from Washington, D.C. to Guam?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Guam (average of $1,390). Flying from Washington, D.C. to Guam in July is currently the most expensive (average of $2,558). 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.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated June 9, 2026.
Get a feel of what it's like to fly with United Airlines from Washington, D.C. to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,796 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,796 reviews
United Airlines
7.4
Good
9,796 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

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

    Airlines like United Airlines and Delta fly from Washington, D.C. to Guam in about 29h 38m. The time it takes to get you to your destination can typically vary by up to 8h 27m. Washington, D.C. and Guam are separated by a distance of 7899 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose Washington, D.C. Dulles Intl - Tamuning Guam Intl, Baltimore/Washington - Tamuning Guam Intl or Washington, D.C. Reagan-National - Tamuning Guam Intl when deciding on the best route from Washington, D.C. to Guam.

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

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

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

    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 Guam.

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Guam (average of $1,390). Flying from Washington, D.C. to Guam in July is currently the most expensive (average of $2,558). 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.

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

Discover the top airline that operate flights from Washington, D.C. 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,944Average$2,377FlexibilityNo 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.