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 35m. Your travel time can differ by up to 05m. The distance from State of Washington to Tamuning is about 5676 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Tamuning 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 Tamuning when rainfall is around 2.6 in.

If weather is an important factor for your trip to Tamuning, 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).

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.

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.

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.

$556+ Cheap Flights from Washington to Tamuning

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Cheap flight deals from Washington to Tamuning

Round-trip from	$1,208 (Kiwi.com)
One-way from	$556 (Kiwi.com)
Popular in	December
Cheapest in	October
Average price	$1,867

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. 5% potential increase in price ($99 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 September 16, 2025.

Fri 9/262:50 pmSEA - GUM

1 stop39h 20mMultiple Airlines

Sun 10/53:05 amGUM - SEA

1 stop28h 30mMultiple Airlines

Deal found 9/14

$1,208

Sun 10/192:55 pmSEA - GUM

1 stop39h 15mMultiple Airlines

Sat 11/812:20 amGUM - SEA

2 stops39h 37mMultiple Airlines

Deal found 9/14

$1,341

Fri 10/312:45 pmSEA - GUM

1 stop31h 15mMultiple Airlines

Thu 11/612:20 amGUM - SEA

1 stop31h 35mMultiple Airlines

Deal found 9/16

$1,376

Wed 10/152:55 pmSEA - GUM

1 stop30h 35mMultiple Airlines

Tue 10/2112:20 amGUM - SEA

2 stops40h 39mMultiple Airlines

Deal found 9/15

$1,385

Thu 11/61:45 pmSEA - GUM

1 stop39h 15mMultiple Airlines

Wed 11/194:10 pmGUM - SEA

1 stop39h 45mMultiple Airlines

Deal found 9/16

$1,387

Wed 12/31:40 pmSEA - GUM

1 stop31h 20mMultiple Airlines

Sun 12/72:20 amGUM - SEA

1 stop29h 25mMultiple Airlines

Deal found 9/14

$1,495

Thu 11/2011:15 amSEA - GUM

1 stop33h 20mDelta

Wed 12/31:00 amGUM - SEA

1 stop30h 20mDelta

Deal found 9/15

$1,544

Sun 11/95:05 pmPDX - GUM

2 stops36h 00mDelta

Tue 11/184:50 pmGUM - PDX

2 stops44h 29mDelta

Deal found 9/16

$1,908

Mon 10/2012:40 amPDX - GUM

2 stops30h 30mDelta

Thu 11/61:00 amGUM - PDX

2 stops37h 26mDelta

Deal found 9/14

$1,953

Sat 11/85:30 amPDX - GUM

2 stops39h 05mDelta

Fri 11/141:00 amGUM - PDX

2 stops36h 19mDelta

Deal found 9/16

$2,003

Sat 9/271:18 pmGEG - GUM

2 stops41h 52mDelta

Sun 10/195:00 pmGUM - GEG

2 stops40h 44mDelta

Deal found 9/14

$2,127

Sat 11/296:15 amPSC - GUM

2 stops38h 20mDelta

Wed 12/34:50 pmGUM - PSC

2 stops41h 33mDelta

Deal found 9/14

$2,153

Best flights from Washington to Tamuning
Discover carefully curated flight deals from Washington to Tamuning that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Thu 11/61:45 pmSEA - GUM

1 stop39h 15mMultiple Airlines

Wed 11/194:10 pmGUM - SEA

1 stop39h 45mMultiple Airlines

Deal found 9/16

$1,387

Mon 2/911:25 amSEA - GUM

1 stop17h 40mDelta

Sun 2/221:00 amGUM - SEA

1 stop30h 20mDelta

Deal found 9/14

$1,544

Tue 3/108:15 amPDX - GUM

2 stops17h 35mUnited Airlines

Tue 3/177:25 amGUM - PDX

3 stops33h 54mUnited Airlines

Deal found 9/13

$1,817

Mon 2/911:25 amSEA - GUM

1 stop17h 40mDelta

Tue 2/241:00 amGUM - SEA

1 stop30h 20mDelta

Deal found 9/14

$1,544

Mon 3/912:55 amPDX - GUM

2 stops29h 10mDelta

Tue 3/174:50 pmGUM - PDX

2 stops43h 21mDelta

Deal found 9/13

$1,853

Tue 10/215:30 amPDX - GUM

2 stops25h 40mDelta

Thu 11/61:00 amGUM - PDX

2 stops33h 45mDelta

Deal found 9/13

$1,953

Sat 11/812:35 amPDX - GUM

2 stops28h 30mDelta

Tue 11/184:50 pmGUM - PDX

2 stops47h 51mDelta

Deal found 9/16

$1,953

Sat 10/412:35 pmGEG - GUM

2 stops60h 30mUnited Airlines

Wed 10/87:05 pmGUM - GEG

2 stops45h 10mUnited Airlines

Deal found 9/13

$2,784

Sat 9/271:18 pmGEG - GUM

2 stops41h 52mDelta

Sun 10/195:00 pmGUM - GEG

2 stops40h 44mDelta

Deal found 9/14

$2,127

Sat 11/296:15 amPSC - GUM

2 stops22h 50mDelta

Wed 12/34:50 pmGUM - PSC

2 stops45h 01mDelta

Deal found 9/13

$2,153

Sat 10/47:15 amGEG - GUM

2 stops39h 00mDelta

Tue 10/71:55 amGUM - GEG

2 stops33h 48mDelta

Deal found 9/15

$2,759

Last-minute flights from Washington to Tamuning
Discover last-minute flight deals from Washington to Tamuning. Data last updated September 16, 2025 and is based on user searches.

Tue 9/165:15 amPDX - GUM

2 stops41h 00mDelta

Tue 9/235:00 pmGUM - PDX

2 stops41h 10mDelta

Deal found 9/15

$2,215

Fri 9/262:50 pmSEA - GUM

1 stop39h 20mMultiple Airlines

Sun 10/53:05 amGUM - SEA

1 stop28h 30mMultiple Airlines

Deal found 9/14

$1,208

Sat 9/271:18 pmGEG - GUM

2 stops41h 52mDelta

Sun 10/195:00 pmGUM - GEG

2 stops40h 44mDelta

Deal found 9/14

$2,127

Tue 9/307:35 pmPDX - GUM

2 stops29h 30mUnited Airlines

Wed 10/87:10 amGUM - PDX

2 stops22h 32mUnited Airlines

Deal found 9/15

$2,327

Mon 10/65:25 pmPDX - GUM

2 stops37h 45mDelta

Sun 10/191:55 amGUM - PDX

2 stops31h 50mDelta

Deal found 9/15

$2,271

Tue 10/1412:15 pmSEA - GUM

1 stop18h 55mDelta

Tue 10/215:00 pmGUM - SEA

1 stop37h 30mDelta

Deal found 9/14

$1,594

Wed 10/152:55 pmSEA - GUM

1 stop30h 35mMultiple Airlines

Tue 10/2112:20 amGUM - SEA

2 stops40h 39mMultiple Airlines

Deal found 9/15

$1,385

Sun 10/192:55 pmSEA - GUM

1 stop39h 15mMultiple Airlines

Sat 11/812:20 amGUM - SEA

2 stops39h 37mMultiple Airlines

Deal found 9/14

$1,341

Sun 10/1911:55 pmSEA - GUM

2 stops31h 15mDelta

Sun 11/94:50 pmGUM - SEA

2 stops49h 09mDelta

Deal found 9/14

$1,603

Mon 10/2012:40 amPDX - GUM

2 stops30h 30mDelta

Fri 11/74:50 pmGUM - PDX

2 stops46h 01mDelta

Deal found 9/14

$1,953

Tue 10/213:50 pmPDX - GUM

3 stops33h 15mUnited Airlines

Fri 11/77:40 amGUM - PDX

2 stops28h 56mUnited Airlines

Deal found 9/15

$2,203

Fri 10/312:45 pmSEA - GUM

1 stop31h 15mMultiple Airlines

Thu 11/612:20 amGUM - SEA

1 stop31h 35mMultiple Airlines

Deal found 9/16

$1,376

One-way flights from Washington to Tamuning
Search for one-way flight options from Washington to Tamuning. Find affordable one-way fares based on user searches. Data last updated September 16, 2025.

Thu 9/259:25 amGEG - GUM

3 stops47h 35mMultiple Airlines

Deal found 9/15

$556

Tue 11/47:09 amPDX - GUM

2 stops38h 06mMultiple Airlines

Deal found 9/15

$574

Mon 9/228:45 pmSEA - GUM

2 stops57h 25mMultiple Airlines

Deal found 9/14

$582

Sun 11/25:40 pmPDX - GUM

2 stops51h 35mMultiple Airlines

Deal found 9/15

$593

Wed 11/511:10 pmSEA - GUM

2 stops53h 50mMultiple Airlines

Deal found 9/15

$598

Sun 9/218:51 pmGEG - GUM

3 stops49h 29mMultiple Airlines

Deal found 9/15

$604

Wed 11/59:34 amPDX - GUM

3 stops43h 26mMultiple Airlines

Deal found 9/15

$614

Mon 11/37:30 amPDX - GUM

3 stops48h 00mMultiple Airlines

Deal found 9/15

$619

Sat 11/86:00 amPDX - GUM

2 stops47h 00mMultiple Airlines

Deal found 9/15

$653

Fri 11/710:28 pmPDX - GUM

2 stops46h 32mMultiple Airlines

Deal found 9/15

$665

Wed 12/101:40 pmSEA - GUM

1 stop39h 20mMultiple Airlines

Deal found 9/13

$776

Wed 12/241:51 pmPDX - GUM

2 stops55h 09mMultiple Airlines

Deal found 9/14

$875

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Tamuning that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 11/6

1:45 pm-11:00 pm

1 stop39h 15m

Tamuning Guam Intl

Wed 11/19

4:10 pm-1:55 pm

1 stop39h 45m

$1,387

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

Mon 2/9

11:25 am-11:05 pm

1 stop17h 40m

Tamuning Guam Intl

Tue 2/24

1:00 am-1:20 pm

1 stop30h 20m

$1,544

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 3/10

8:15 am-6:50 pm

2 stops17h 35m

Tamuning Guam Intl

Tue 3/17

7:25 am-12:19 am

3 stops33h 54m

$1,817

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 3/9

12:55 am-11:05 pm

2 stops29h 10m

Tamuning Guam Intl

Tue 3/17

4:50 pm-7:11 pm

2 stops43h 21m

$1,853

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 10/21

5:30 am-12:10 am

2 stops25h 40m

Tamuning Guam Intl

Thu 11/6

1:00 am-4:45 pm

2 stops33h 45m

$1,953

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 11/8

12:35 am-11:05 pm

2 stops28h 30m

Tamuning Guam Intl

Tue 11/18

4:50 pm-10:41 pm

2 stops47h 51m

$1,953

SpokaneTamuning

GEG - GUM

GEGGUM

Spokane

Sat 9/27

1:18 pm-12:10 am

2 stops41h 52m

Tamuning Guam Intl

Sun 10/19

5:00 pm-4:44 pm

2 stops40h 44m

$2,127

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 11/29

6:15 am-11:05 pm

2 stops22h 50m

Tamuning Guam Intl

Wed 12/3

4:50 pm-7:51 pm

2 stops45h 01m

$2,153

SpokaneTamuning

GEG - GUM

GEGGUM

Spokane

Sat 10/4

7:15 am-3:15 pm

2 stops39h 00m

Tamuning Guam Intl

Tue 10/7

1:55 am-6:43 pm

2 stops33h 48m

$2,759

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 28 results

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

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

When flying from State of Washington to Tamuning, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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 35m. Your travel time can differ by up to 05m. The distance from State of Washington to Tamuning is about 5676 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, January is the cheapest month in which you can book a flight from State of Washington to Tamuning (average of $1,977). Flying from State of Washington to Tamuning 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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Top 2 airlines flying from Washington to Tamuning

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$532	Average$2,206	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$1,543	Average$1,642	FlexibilityNo cancel fee	On-timeN/A

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$556+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Tamuning with Cheapflights

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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 September 16, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Tamuning

Cheapest flights from Washington to TamuningExplore 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 September 16, 2025.

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 September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Tamuning that are best for you.

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.

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?

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 September 16, 2025.

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?

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

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

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

How can I find direct flights from Washington to Tamuning?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Tamuning

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Washington to Tamuning

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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 September 16, 2025.