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$1,102+ Cheap flights from Washington, D.C. (WAS) 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GUM
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Find 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 octubre 30, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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.
lun. 11/173:35 pmIAD - GUM
2 stops40h 30mDelta
dom. 12/71:00 amGUM - IAD
2 stops35h 29mDelta
Deal found 10/28$2,078
This Delta deal was found by Cheapflights users on 10/28. 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.
dom. 11/166:59 pmIAD - GUM
2 stops37h 06mDelta
dom. 12/71:00 amGUM - IAD
2 stops38h 12mDelta
Deal found 10/28$2,090
This Delta deal was found by Cheapflights users on 10/28. 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.
sáb. 11/155:59 pmIAD - GUM
2 stops29h 36mDelta
mié. 12/101:00 amGUM - IAD
2 stops35h 29mDelta
Deal found 10/28$2,128
This Delta deal was found by Cheapflights users on 10/28. 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.
dom. 11/166:59 pmIAD - GUM
2 stops37h 06mDelta
sáb. 12/61:00 amGUM - IAD
2 stops38h 02mDelta
Deal found 10/28$2,140
This Delta deal was found by Cheapflights users on 10/29. 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.
lun. 12/17:15 amBWI - GUM
2 stops24h 50mDelta
sáb. 12/131:00 amGUM - BWI
2 stops38h 19mDelta
Deal found 10/29$2,148
This Delta deal was found by Cheapflights users on 10/28. 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.
vie. 11/147:15 amIAD - GUM
2 stops24h 50mDelta
vie. 12/51:00 amGUM - IAD
2 stops30h 23mDelta
Deal found 10/28$2,178
This Delta deal was found by Cheapflights users on 10/29. 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.
lun. 11/247:35 pmDCA - GUM
2 stops28h 00mDelta
jue. 12/181:00 amGUM - DCA
2 stops37h 37mDelta
Deal found 10/29$2,188
This Delta deal was found by Cheapflights users on 10/30. 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.
sáb. 11/296:00 amBWI - GUM
2 stops26h 05mDelta
vie. 12/51:00 amGUM - BWI
2 stops38h 21mDelta
Deal found 10/30$2,198
This United Airlines deal was found by Cheapflights users on 10/27. 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.
dom. 12/710:10 pmIAD - GUM
2 stops29h 40mUnited Airlines
jue. 12/117:40 amGUM - IAD
2 stops27h 59mUnited Airlines
Deal found 10/27$2,228
This Delta deal was found by Cheapflights users on 10/29. 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.
dom. 12/77:15 amIAD - GUM
2 stops24h 50mDelta
sáb. 12/131:00 amGUM - IAD
2 stops37h 27mDelta
Deal found 10/29$2,232
This United Airlines deal was found by Cheapflights users on 10/27. 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.
dom. 12/76:39 pmIAD - GUM
2 stops33h 11mUnited Airlines
dom. 12/147:40 amGUM - IAD
2 stops20h 43mUnited Airlines
Deal found 10/27$2,278
This United Airlines deal was found by Cheapflights users on 10/29. 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.
lun. 12/16:00 amBWI - GUM
2 stops21h 50mUnited Airlines
dom. 12/147:40 amGUM - BWI
2 stops22h 31mUnited Airlines
Deal found 10/29$2,278

Cheap 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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,102
(United Airlines)

Popular in

November

Cheapest in

August

Average price

$2,017
Provider with most accurate pricing for Washington, D.C. (WAS)-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Tamuning Guam Intl flights.
Search Deals
From Washington, D.C. (WAS) to Guam
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($193 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($59 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 octubre 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Guam that are best for you.

Fly from

Washington, D.C.

Fly to

Guam

Route

Depart

Return

Price

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

lun. 1/12

6:34 pm-4:20 am

2 stops42h 46m

Tamuning Guam Intl

jue. 1/15

7:40 am-9:26 pm

2 stops28h 46m

$1,102

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

jue. 3/12

6:00 am-6:50 pm

2 stops22h 50m

Tamuning Guam Intl

jue. 3/19

7:25 am-4:09 pm

3 stops22h 44m

$1,918

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

jue. 3/12

6:10 am-2:35 pm

2 stops42h 25m

Tamuning Guam Intl

mié. 3/18

1:00 am-11:56 pm

2 stops36h 56m

$1,933

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

lun. 1/19

6:30 am-4:20 am

2 stops30h 50m

Tamuning Guam Intl

lun. 1/26

7:40 am-10:25 pm

3 stops29h 45m

$1,942

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

jue. 3/12

6:00 am-2:35 pm

2 stops42h 35m

Tamuning Guam Intl

mié. 3/18

1:00 am-12:11 am

2 stops37h 11m

$1,953

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

lun. 1/19

1:02 pm-11:05 pm

2 stops43h 03m

Tamuning Guam Intl

dom. 1/25

1:00 am-11:28 pm

2 stops37h 28m

$1,953

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

dom. 4/19

7:50 pm-3:15 pm

2 stops29h 25m

Tamuning Guam Intl

sáb. 4/25

5:00 pm-11:55 pm

2 stops44h 55m

$2,033

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

vie. 1/16

8:15 am-7:05 pm

1 stop19h 50m

Tamuning Guam Intl

jue. 1/22

7:20 pm-3:40 pm

1 stop35h 20m

$2,037

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

dom. 4/19

6:30 am-6:05 pm

2 stops21h 35m

Tamuning Guam Intl

sáb. 4/25

7:30 pm-3:40 pm

1 stop34h 10m

$2,042

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

mié. 11/19

6:03 am-11:05 pm

2 stops26h 02m

Tamuning Guam Intl

mar. 12/9

1:00 am-12:12 am

2 stops38h 12m

$2,078

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 31 results
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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
No data available for this route at this time. Please check back soon.

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 octubre 30, 2025.
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
8,998 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 42h 25m. The time it takes to get you to your destination can typically vary by up to 21m. 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.

See more FAQs

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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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,010Average$2,330FlexibilityNo cancel feeOn-time69%

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