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$1,537+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GUM
Apr 29 — May 61
Tue 4/29
Tue 5/6
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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,722
(United Airlines)

One-way from

$1,537
(Delta)

Popular in

August

Cheapest in

February

Average price

$2,042
Provider with most accurate pricing for Washington, D.C. (WAS)-Tamuning Guam Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Tamuning Guam Intl flights.
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From Washington, D.C. (WAS) to Guam
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One-way flight from Washington, D.C. (WAS) to Guam
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Highest demand for flights based on searches. 5% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 24, 2025.

This United Airlines deal was found by Cheapflights users on 4/23. 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 4/276:36 amBWI - GUM
2 stops26h 04mUnited Airlines
Tue 4/297:00 amGUM - BWI
2 stops29h 50mUnited Airlines
Deal found 4/23$1,541
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/106:00 amIAD - GUM
2 stops22h 05mUnited Airlines
Sun 10/197:05 pmGUM - IAD
1 stop34h 30mUnited Airlines
Deal found 4/23$1,992
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/106:00 amDCA - GUM
2 stops22h 05mUnited Airlines
Sun 10/197:05 pmGUM - DCA
2 stops41h 33mUnited Airlines
Deal found 4/23$1,992
This Delta deal was found by Cheapflights users on 4/21. 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.
Thu 6/267:40 amIAD - GUM
2 stops41h 35mDelta
Tue 7/85:00 pmGUM - IAD
2 stops50h 59mDelta
Deal found 4/21$2,033
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 6/266:00 amBWI - GUM
2 stops43h 15mDelta
Mon 7/71:55 amGUM - BWI
2 stops42h 11mDelta
Deal found 4/23$2,053
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 6/56:05 amDCA - GUM
2 stops43h 10mDelta
Wed 6/181:55 amGUM - DCA
2 stops31h 04mDelta
Deal found 4/23$2,263

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 April 24, 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 10/8

6:56 pm-9:50 pm

2 stops36h 54m

Tamuning Guam Intl

Sat 10/11

6:55 am-7:14 pm

2 stops26h 19m

$1,722

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Fri 10/10

6:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Sun 10/19

7:05 pm-10:38 pm

2 stops41h 33m

$1,992

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 6/25

6:48 am-6:05 pm

2 stops21h 17m

Tamuning Guam Intl

Wed 7/2

7:00 am-4:44 pm

2 stops23h 44m

$2,017

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Thu 6/26

7:40 am-3:15 pm

2 stops41h 35m

Tamuning Guam Intl

Tue 7/8

5:00 pm-5:59 am

2 stops50h 59m

$2,033

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Thu 6/26

6:00 am-3:15 pm

2 stops43h 15m

Tamuning Guam Intl

Mon 7/7

1:55 am-6:06 am

2 stops42h 11m

$2,053

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Thu 6/5

6:05 am-3:15 pm

2 stops43h 10m

Tamuning Guam Intl

Wed 6/18

1:55 am-6:59 pm

2 stops31h 04m

$2,263

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Sun 5/4

6:00 am-3:15 pm

2 stops43h 15m

$1,537

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Sun 5/4

10:19 am-3:15 pm

2 stops38h 56m

$1,537

BaltimoreTamuning

BWI - GUM

BWIGUM

Baltimore/Washington

Sun 5/4

6:00 am-3:15 pm

2 stops43h 15m

$1,547

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 6/23

12:20 pm-4:20 am

1 stop26h 00m

$1,724

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

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.

Rainfall in Guam by month

Plan your trip to Guam by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Guam ranges from 2.6 - 14.4 inches per month. August is typically the wettest month, when rainfall can reach 14.4 in. March is typically the driest time to visit Guam when rainfall is around 2.6 in.

Temperature in Guam by month

Plan your trip to Guam by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Guam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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 April 24, 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. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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, 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, 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,289FlexibilityNo cancel feeOn-time69%

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