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Tamuning

$501+ Cheap flights from Washington to Tamuning (GUM)

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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GUM
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Find flight deals from Washington to Tamuning

Cheapest flights from Washington to Tamuning
Explore the most affordable flight options available from Washington to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/161:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Mon 12/112:20 amGUM - SEA
2 stops38h 18mMultiple Airlines
Deal found 11/1$999
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Mon 12/112:20 amGUM - SEA
2 stops38h 18mMultiple Airlines
Deal found 11/1$1,012
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/161:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Fri 12/52:20 amGUM - SEA
2 stops36h 18mMultiple Airlines
Deal found 11/1$1,027
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/161:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Wed 12/32:20 amGUM - SEA
2 stops34h 28mMultiple Airlines
Deal found 11/1$1,031
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Fri 12/52:20 amGUM - SEA
2 stops36h 18mMultiple Airlines
Deal found 11/1$1,040
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Wed 12/32:20 amGUM - SEA
2 stops34h 28mMultiple Airlines
Deal found 11/1$1,045
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/161:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Sat 12/612:20 amGUM - SEA
2 stops36h 28mMultiple Airlines
Deal found 11/1$1,059
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:45 pmSEA - GUM
1 stop31h 15mMultiple Airlines
Sat 12/612:20 amGUM - SEA
2 stops36h 28mMultiple Airlines
Deal found 11/1$1,072
This Trip.com deal was found by Cheapflights users on 11/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:28 pmPDX - GUM
2 stops54h 37mMultiple Airlines
Thu 12/42:40 amGUM - PDX
2 stops48h 52mMultiple Airlines
Deal found 11/1$1,705
This Delta deal was found by Cheapflights users on 11/1. 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 11/165:05 pmPDX - GUM
2 stops36h 00mDelta
Mon 12/11:00 amGUM - PDX
2 stops39h 40mDelta
Deal found 11/1$1,887
This Delta deal was found by Cheapflights users on 11/2. 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 12/16:00 amGEG - GUM
2 stops23h 05mDelta
Sun 12/71:00 amGUM - GEG
2 stops35h 55mDelta
Deal found 11/2$1,903
This Delta deal was found by Cheapflights users on 11/1. 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 11/179:11 amPDX - GUM
2 stops19h 54mDelta
Sun 12/71:00 amGUM - PDX
2 stops37h 52mDelta
Deal found 11/1$1,903

Cheap flight deals from Washington to Tamuning

Keep the following information in mind while searching for Washington to Tamuning flight deals. Data was last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$999
(Kiwi.com)

One-way from

$501
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,898
Provider with most accurate pricing for Seattle/Tacoma Intl-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tamuning Guam Intl flights.
Search Deals
From Washington to Tamuning Guam Intl
Search Deals
One-way flight from Washington to Tamuning Guam Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Tamuning 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 November 4, 2025.
Use the filters below to find and compare flights from Washington to Tamuning that are best for you.

Fly from

Washington

Fly to

Tamuning

Route

Depart

Return

Price

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 2/9

11:25 am-11:05 pm

1 stop17h 40m

Tamuning Guam Intl

Sun 2/22

1:00 am-1:20 pm

1 stop30h 20m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Wed 4/15

12:45 pm-3:15 pm

1 stop33h 30m

Tamuning Guam Intl

Mon 4/27

5:00 pm-2:00 pm

1 stop38h 00m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 2/9

11:25 am-11:05 pm

1 stop17h 40m

Tamuning Guam Intl

Wed 2/25

4:50 pm-1:20 pm

1 stop38h 30m

$1,544

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 11/14

10:28 pm-11:05 pm

2 stops54h 37m

Tamuning Guam Intl

Thu 12/4

2:40 am-9:32 am

2 stops48h 52m

$1,705

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 1/20

5:35 am-7:05 pm

2 stops19h 30m

Tamuning Guam Intl

Tue 1/27

7:40 am-6:56 pm

2 stops29h 16m

$1,818

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 4/23

5:35 am-6:05 pm

2 stops19h 30m

Tamuning Guam Intl

Thu 4/30

7:05 am-8:33 pm

2 stops30h 28m

$1,818

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 1/20

5:23 am-11:05 pm

2 stops23h 42m

Tamuning Guam Intl

Mon 1/26

1:00 am-4:30 pm

2 stops33h 30m

$1,853

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 4/22

12:55 am-3:15 pm

2 stops45h 20m

Tamuning Guam Intl

Wed 4/29

5:00 pm-11:53 pm

2 stops47h 53m

$1,853

SpokaneTamuning

GEG - GUM

GEGGUM

Spokane

Sun 4/12

3:05 pm-3:15 pm

2 stops55h 10m

Tamuning Guam Intl

Sun 4/19

5:00 pm-9:04 pm

2 stops45h 04m

$1,860

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 11/17

2:23 pm-11:05 pm

2 stops38h 42m

Tamuning Guam Intl

Mon 12/1

1:00 am-10:40 pm

2 stops39h 40m

$1,887

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 29 results
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Best time to book a flight from Washington to Tamuning

Have a flexible travel schedule? Discover the best time to fly to Tamuning 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 Tamuning

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

Currently, June is the cheapest month in which you can book a flight from State of Washington to Tamuning (average of $326). Flying from State of Washington to Tamuning in December is currently the most expensive (average of $1,600). 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.

What is the cheapest time of day to fly from WA to GUM?

Find hourly flight availability from Washington to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

It’s optimal to fly from State of Washington to Tamuning at noon. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Tamuning. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tamuning from Washington?

    Most people fly into Tamuning Guam Intl (GUM) if they book a flight to Tamuning from Washington. Guam Intl is conveniently located just 1.1 mi from Tamuning’s city center.

  • How long is the flight from State of Washington to Tamuning?

    Delta and United Airlines can get you from State of Washington to Tamuning in just under 17h 40m. Your travel time can differ by up to 1h 50m. The distance from State of Washington to Tamuning is about 5664 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to Tamuning?

    The most popular route from State of Washington to Tamuning is Seattle/Tacoma Intl - Tamuning Guam Intl. You may also consider Portland - Tamuning Guam Intl or Spokane - Tamuning Guam Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Tamuning 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 Tamuning?

    Currently, June is the cheapest month in which you can book a flight from State of Washington to Tamuning (average of $326). Flying from State of Washington to Tamuning in December is currently the most expensive (average of $1,600). 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 to Tamuning

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Washington to Tamuning

Discover the top 2 airlines that operate flights from Washington to Tamuning. 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$483Average$2,193FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,543Average$1,642FlexibilityNo cancel feeOn-timeN/A

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