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$1,205+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GUM
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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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 July 30, 2025.

Round-trip from

$1,405
(United Airlines)

Popular in

September

Cheapest in

February

Average price

$2,017
From Washington, D.C. (WAS) to Guam
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:00 amBWI - GUM
2 stops42h 45mUnited Airlines
Fri 11/217:25 amGUM - BWI
2 stops25h 03mUnited Airlines
Deal found 7/28$1,343
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 10/296:00 amIAD - GUM
2 stops22h 50mUnited Airlines
Thu 11/67:25 amGUM - IAD
2 stops20h 53mUnited Airlines
Deal found 7/29$1,917
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 11/116:00 amDCA - GUM
2 stops21h 50mUnited Airlines
Tue 11/187:25 amGUM - DCA
2 stops26h 17mUnited Airlines
Deal found 7/29$1,917
This Delta deal was found by Cheapflights users on 7/30. 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.
Tue 10/75:52 pmIAD - GUM
2 stops40h 18mDelta
Mon 10/131:55 amGUM - IAD
2 stops36h 45mDelta
Deal found 7/30$1,933
This Delta deal was found by Cheapflights users on 7/30. 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.
Wed 10/156:00 amDCA - GUM
2 stops28h 10mDelta
Tue 10/215:00 pmGUM - DCA
2 stops43h 40mDelta
Deal found 7/30$1,933
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:45 amBWI - GUM
2 stops24h 25mDelta
Sat 10/181:55 amGUM - BWI
2 stops28h 59mDelta
Deal found 7/27$2,348

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 July 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

Wed 10/15

5:20 pm-3:50 pm

2 stops56h 30m

Tamuning Guam Intl

Sun 10/19

7:10 am-10:58 pm

2 stops29h 48m

$1,405

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 10/29

6:30 am-6:50 pm

2 stops22h 20m

Tamuning Guam Intl

Wed 11/5

7:25 am-4:30 pm

2 stops24h 05m

$1,917

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 11/11

6:00 am-6:50 pm

2 stops21h 50m

Tamuning Guam Intl

Tue 11/18

7:25 am-6:42 pm

2 stops26h 17m

$1,917

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 10/7

5:52 pm-12:10 am

2 stops40h 18m

Tamuning Guam Intl

Mon 10/13

1:55 am-12:40 am

2 stops36h 45m

$1,933

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 10/15

6:00 am-12:10 am

2 stops28h 10m

Tamuning Guam Intl

Tue 10/21

5:00 pm-10:40 pm

2 stops43h 40m

$1,933

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Wed 10/15

9:45 am-12:10 am

2 stops24h 25m

Tamuning Guam Intl

Sat 10/18

1:55 am-4:54 pm

2 stops28h 59m

$2,348

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Thu 11/13

7:43 am-2:35 pm

2 stops39h 52m

$1,205

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Thu 11/13

8:00 am-2:35 pm

2 stops39h 35m

$1,205

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 11/12

12:35 pm-2:35 pm

2 stops35h 00m

$1,523

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 11/12

6:30 am-2:35 pm

2 stops41h 05m

$1,523

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 14 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

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Guam (average of $1,977). Flying from Washington, D.C. to Guam 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.

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 July 30, 2025.
Get a feel of what it's like to fly with Delta and 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.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Most travelers choose Washington, D.C. Dulles Intl - Tamuning Guam Intl, Washington, D.C. Reagan-National - Tamuning Guam Intl or Baltimore/Washington - 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, January is the cheapest month in which you can book a flight from Washington, D.C. to Guam (average of $1,977). Flying from Washington, D.C. to Guam 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

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Alternative routes for Washington, D.C. to Guam

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,966Average$2,329FlexibilityNo cancel feeOn-time69%

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