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$540+ Cheap flights from Guam to Washington

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SEA
Mar 2 — Mar 91
Mon 3/2
Mon 3/9
1 adult, Economy
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Cheap flight deals from Guam to Washington

Cheapest flights from Guam to Washington
Explore the most affordable flight options available from Guam to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.

This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:05 am
GUM
-
SEA
3 stops31h 01m
United Airlines
Thu 4/307:08 am
SEA
-
GUM
2 stops21h 37m
United Airlines
Deal found 1/30$1,385
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 3/157:20 pm
GUM
-
PDX
2 stops46h 15m
United Airlines
Sun 3/223:40 pm
PDX
-
GUM
2 stops34h 10m
United Airlines
Deal found 1/29$1,393
This United Airlines deal was found by Cheapflights users on 1/29. 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 3/107:05 am
GUM
-
SEA
2 stops28h 45m
United Airlines
Fri 3/277:34 pm
SEA
-
GUM
2 stops29h 31m
United Airlines
Deal found 1/29$1,428
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sat 5/27:05 am
GUM
-
SEA
2 stops29h 43m
United Airlines
Sun 5/108:38 am
SEA
-
GUM
2 stops62h 07m
United Airlines
Deal found 1/29$1,453
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:05 am
GUM
-
SEA
2 stops28h 30m
United Airlines
Wed 7/155:00 am
SEA
-
GUM
2 stops41h 50m
United Airlines
Deal found 1/30$1,478
This United Airlines deal was found by Cheapflights users on 1/31. 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 4/307:05 am
GUM
-
PDX
2 stops24h 58m
United Airlines
Wed 7/15:15 am
PDX
-
GUM
2 stops19h 50m
United Airlines
Deal found 1/31$1,478
This United Airlines deal was found by Cheapflights users on 1/29. 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 4/287:05 am
GUM
-
SEA
2 stops23h 11m
United Airlines
Wed 6/106:30 am
SEA
-
GUM
2 stops28h 50m
United Airlines
Deal found 1/29$1,482
This Delta deal was found by Cheapflights users on 1/30. 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 4/155:00 pm
GUM
-
SEA
1 stop37h 07m
Delta
Wed 7/151:05 pm
SEA
-
GUM
1 stop33h 10m
Delta
Deal found 1/30$1,484
This United Airlines deal was found by Cheapflights users on 1/29. 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 4/2812:55 pm
GUM
-
SEA
2 stops25h 02m
United Airlines
Mon 6/87:32 pm
SEA
-
GUM
2 stops29h 33m
United Airlines
Deal found 1/29$1,485
This United Airlines deal was found by Cheapflights users on 1/29. 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 4/287:05 am
GUM
-
SEA
3 stops33h 22m
United Airlines
Thu 6/115:00 am
SEA
-
GUM
2 stops20h 05m
United Airlines
Deal found 1/29$1,493
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/97:20 pm
GUM
-
SEA
2 stops43h 52m
United Airlines
Mon 2/165:05 am
SEA
-
GUM
2 stops20h 00m
United Airlines
Deal found 1/30$1,514
This Delta deal was found by Cheapflights users on 1/30. 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.
Sun 2/81:00 am
GUM
-
SEA
1 stop30h 20m
Delta
Mon 2/1611:25 am
SEA
-
GUM
1 stop17h 40m
Delta
Deal found 1/30$1,516

Find flight deals from Guam to Washington

Keep the following information in mind while searching for Guam to Washington flight deals. Data was last updated January 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,385
(United Airlines)

One-way from

$540
(Kiwi.com)

Popular in

February

Cheapest in

July

Average price

$1,383
Provider with most accurate pricing for Tamuning Guam Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tamuning Guam Intl-Seattle/Tacoma Intl flights.
Search Deals
From Guam to Washington
Search Deals
One-way flight from Guam to Washington
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guam to Washington 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 January 31, 2026.
Use the filters below to find and compare flights from Guam to Washington that are best for you.

Fly from

Guam

Fly to

Washington

Route

Depart

Return

Price

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/14

7:05 am-2:46 pm

2 stops24h 41m

Seattle/Tacoma Intl

Thu 4/30

7:08 am-9:45 pm

2 stops21h 37m

$1,385

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Sun 3/15

7:20 pm-12:35 am

2 stops46h 15m

Portland

Sun 3/22

3:40 pm-6:50 pm

2 stops34h 10m

$1,393

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 3/10

7:05 am-6:50 pm

2 stops28h 45m

Seattle/Tacoma Intl

Fri 3/27

7:34 pm-6:05 pm

2 stops29h 31m

$1,428

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sat 5/2

7:05 am-7:48 pm

2 stops29h 43m

Seattle/Tacoma Intl

Sun 5/10

8:38 am-3:45 pm

2 stops62h 07m

$1,453

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Thu 4/30

7:05 am-6:46 pm

2 stops28h 41m

Portland

Wed 7/1

5:15 am-6:05 pm

3 stops43h 50m

$1,478

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Wed 4/15

7:05 am-4:33 pm

2 stops26h 28m

Portland

Wed 7/15

5:15 am-3:50 pm

2 stops41h 35m

$1,478

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/28

7:05 am-1:16 pm

2 stops23h 11m

Seattle/Tacoma Intl

Wed 6/10

6:30 am-4:20 am

2 stops28h 50m

$1,482

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Fri 5/1

3:00 am-1:11 pm

1 stop27h 11m

Seattle/Tacoma Intl

Sun 5/10

1:00 pm-3:15 pm

1 stop33h 15m

$1,484

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/28

12:10 pm-2:46 pm

2 stops19h 36m

Seattle/Tacoma Intl

Thu 6/11

5:00 am-6:05 pm

2 stops20h 05m

$1,485

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/28

12:55 pm-8:57 pm

2 stops25h 02m

Seattle/Tacoma Intl

Mon 6/8

7:32 pm-6:05 pm

2 stops29h 33m

$1,485

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 17 results
1
2

Best time to book a flight from Guam to Washington

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

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

Currently, July is the cheapest month in which you can book a flight from Guam to State of Washington (average of $285). Flying from Guam to State of Washington in October is currently the most expensive (average of $1,959). 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 Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated January 31, 2026.
Read through reviews of airlines operating flights from Guam to Washington, such as Jin Air, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jin Air
8.6
Very good
22 reviews

Entertainment

7.5

Overall

8.6

Crew

9.1

Boarding

8.9

Comfort

8.0

Food

7.7
Jin Air
8.6
Very good
22 reviews
Jin Air
8.6
Very good
22 reviews

Entertainment

7.5

Overall

8.6

Crew

9.1

Boarding

8.9

Comfort

8.0

Food

7.7
Delta
7.9
Good
8,130 reviews
Jin Air
8.6
Very good
22 reviews

Entertainment

7.5

Overall

8.6

Crew

9.1

Boarding

8.9

Comfort

8.0

Food

7.7
United Airlines
7.4
Good
9,218 reviews
Jin Air
8.6
Very good
22 reviews

Entertainment

7.5

Overall

8.6

Crew

9.1

Boarding

8.9

Comfort

8.0

Food

7.7

Related info for your journey

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

    Departing from Guam to State of Washington will take you 24h 41m. Guam and State of Washington are separated by a distance of 5664 mi.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Guam to State of Washington (average of $285). Flying from Guam to State of Washington in October is currently the most expensive (average of $1,959). 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 Guam to Washington

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Top 3 airlines flying from Guam to Washington

Discover the top 3 airlines that operate flights from Guam to Washington. 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 January 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest$285Average$341FlexibilityNo cancel feeOn-time78%
DeltaCheapest$726Average$726FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,383Average$1,652FlexibilityNo cancel feeOn-time69%

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