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Guam

$694+ Cheap flights from Washington 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GUM
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
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Cheap flight deals from Washington to Guam

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

This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:20 pm
SEA
-
GUM
1 stop32h 15m
Multiple Airlines
Tue 9/14:35 pm
GUM
-
SEA
1 stop35h 30m
Multiple Airlines
Deal found 6/5$1,191
This Travelocity deal was found by Cheapflights users on 6/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:30 pm
SEA
-
GUM
1 stop32h 05m
Multiple Airlines
Tue 9/14:35 pm
GUM
-
SEA
1 stop35h 30m
Multiple Airlines
Deal found 6/9$1,265
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:30 pm
SEA
-
GUM
1 stop32h 05m
Multiple Airlines
Sat 7/114:35 pm
GUM
-
SEA
1 stop35h 40m
Multiple Airlines
Deal found 6/5$1,541
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.
Thu 10/151:00 pm
SEA
-
GUM
1 stop33h 35m
Delta
Wed 10/215:20 pm
GUM
-
SEA
1 stop36h 54m
Delta
Deal found 6/4$1,544
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/161:00 pm
SEA
-
GUM
1 stop31h 35m
Delta
Fri 11/274:50 pm
GUM
-
SEA
1 stop37h 01m
Delta
Deal found 6/5$1,594
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:19 am
PDX
-
GUM
2 stops39h 16m
Multiple Airlines
Sat 7/114:35 pm
GUM
-
PDX
2 stops47h 55m
Multiple Airlines
Deal found 6/7$1,600
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:30 pm
SEA
-
GUM
1 stop32h 05m
Multiple Airlines
Wed 6/244:35 pm
GUM
-
SEA
1 stop35h 40m
Multiple Airlines
Deal found 6/8$1,641
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.
Thu 8/131:05 pm
SEA
-
GUM
1 stop33h 30m
Delta
Sun 8/305:20 pm
GUM
-
SEA
1 stop37h 17m
Delta
Deal found 6/7$1,644
This Delta deal was found by Cheapflights users on 6/9. 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 8/121:05 pm
SEA
-
GUM
1 stop17h 50m
Delta
Mon 8/312:00 am
GUM
-
SEA
2 stops37h 05m
Delta
Deal found 6/9$1,649
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/228:19 am
PDX
-
GUM
2 stops37h 16m
Multiple Airlines
Thu 6/254:35 pm
GUM
-
PDX
2 stops47h 55m
Multiple Airlines
Deal found 6/8$1,775
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.
Wed 11/185:35 am
PDX
-
GUM
2 stops19h 15m
United Airlines
Fri 12/187:10 am
GUM
-
PDX
2 stops31h 23m
United Airlines
Deal found 6/8$1,939
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.
Sun 8/911:16 am
PDX
-
GUM
2 stops37h 49m
United Airlines
Mon 8/177:05 am
GUM
-
PDX
2 stops20h 06m
United Airlines
Deal found 6/7$1,942

Find flight deals from Washington to Guam

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

Round-trip from

$1,191
(Orbitz)

One-way from

$694
(Expedia)

Popular in

December

Cheapest in

July

Average price

$1,836
From Washington to Guam
Search Deals
One-way flight from Washington to Guam
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 10/15

1:00 pm-11:55 pm

1 stop17h 55m

Tamuning Guam Intl

Wed 10/21

5:20 pm-10:05 pm

2 stops45h 45m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 11/16

1:00 pm-2:35 pm

1 stop31h 35m

Tamuning Guam Intl

Fri 11/27

4:50 pm-11:51 am

1 stop37h 01m

$1,594

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 7/5

6:19 am-2:35 pm

2 stops39h 16m

Tamuning Guam Intl

Sat 7/11

4:35 pm-11:30 pm

2 stops47h 55m

$1,600

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 8/13

1:05 pm-3:35 pm

1 stop33h 30m

Tamuning Guam Intl

Sun 8/30

5:20 pm-1:37 pm

1 stop37h 17m

$1,644

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 8/9

5:15 am-6:05 pm

3 stops43h 50m

Tamuning Guam Intl

Mon 8/17

7:05 am-2:47 pm

2 stops24h 42m

$1,943

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 7/6

9:19 am-2:35 pm

2 stops36h 16m

Tamuning Guam Intl

Mon 7/13

4:35 pm-6:56 pm

2 stops43h 21m

$1,950

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 9/19

1:35 pm-6:05 pm

2 stops35h 30m

Tamuning Guam Intl

Sat 9/26

5:00 pm-8:40 pm

2 stops44h 40m

$1,970

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 8/21

7:00 am-6:05 pm

2 stops18h 05m

Tamuning Guam Intl

Sat 8/29

7:15 am-10:45 pm

2 stops32h 30m

$2,039

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 8/22

7:00 am-3:50 pm

2 stops39h 50m

Tamuning Guam Intl

Sat 8/29

7:15 am-9:03 pm

2 stops30h 48m

$2,052

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Wed 7/22

5:25 am-11:55 pm

2 stops25h 30m

Tamuning Guam Intl

Wed 7/29

5:20 pm-11:53 pm

2 stops47h 33m

$2,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 28 resultsSorted by cheapest first
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Best time to book a flight from Washington to Guam

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

What is the cheapest month to book a flight from State of Washington to Guam?

Currently, June is the cheapest month in which you can book a flight from State of Washington to Guam (average of $316). Flying from State of Washington to Guam in December is currently the most expensive (average of $1,945). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to Guam?

    There are many flights that can get you from State of Washington to Guam in 17h 55m. Fly via Delta or United Airlines to get the fastest option. There are 5664 mi between State of Washington and Guam. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Washington to Guam?

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

  • Can I find deals for business class flights from Washington to Guam?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Guam?

    Currently, June is the cheapest month in which you can book a flight from State of Washington to Guam (average of $316). Flying from State of Washington to Guam in December is currently the most expensive (average of $1,945). 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

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Top 3 airlines flying from Washington to Guam

Discover the top 3 airlines that operate flights from Washington 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$381Average$2,047FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$560Average$630FlexibilityNo cancel feeOn-time76%
DeltaCheapest$1,544Average$1,644FlexibilityNo cancel feeOn-timeN/A

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