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$1,322+ Cheap flights from Tamuning (GUM) 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Tamuning to Washington

Keep the following information in mind while searching for Tamuning to Washington flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,428
(United Airlines)

One-way from

$1,322
(Delta)

Popular in

August

Cheapest in

February

Average price

$1,721
From Tamuning Guam Intl to Washington
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One-way flight from Tamuning Guam Intl to Washington
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Highest demand for flights based on searches. 4% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Tamuning to Washington

Cheapest flights from Tamuning to Washington
Explore the most affordable flight options available from Tamuning to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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 11/117:10 amGUM - SEA
2 stops34h 05mUnited Airlines
Fri 11/215:30 amSEA - GUM
2 stops19h 20mUnited Airlines
Deal found 6/10$1,428
This Delta deal was found by Cheapflights users on 6/11. 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.
Sat 11/14:50 pmGUM - SEA
1 stop38h 30mDelta
Sat 11/1511:15 amSEA - GUM
1 stop33h 20mDelta
Deal found 6/11$1,483
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/307:15 amGUM - PDX
2 stops30h 22mUnited Airlines
Tue 8/197:35 pmPDX - GUM
2 stops51h 10mUnited Airlines
Deal found 6/10$1,578
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/291:55 amGUM - PDX
2 stops47h 37mDelta
Tue 8/198:55 amPDX - GUM
2 stops22h 15mDelta
Deal found 6/10$1,922

Cheapflights Fare Finder

Customize your flight search to find flights from Tamuning 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 June 12, 2025.
Use the filters below to find and compare flights from Tamuning to Washington that are best for you.

Fly from

Tamuning

Fly to

Washington

Route

Depart

Return

Price

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 11/11

7:10 am-11:15 pm

2 stops34h 05m

Seattle/Tacoma Intl

Fri 11/21

5:30 am-6:50 pm

2 stops19h 20m

$1,428

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sat 11/1

4:50 pm-2:20 pm

1 stop38h 30m

Seattle/Tacoma Intl

Sat 11/15

11:15 am-2:35 pm

1 stop33h 20m

$1,483

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Wed 7/30

7:15 am-8:37 pm

2 stops30h 22m

Portland

Tue 8/19

7:35 pm-3:45 pm

2 stops51h 10m

$1,578

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Tue 7/29

1:55 am-8:32 am

2 stops47h 37m

Portland

Tue 8/19

8:55 am-12:10 am

2 stops22h 15m

$1,922

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Wed 7/23

1:55 am-2:00 pm

1 stop29h 05m

$1,322

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Wed 7/9

1:55 am-5:05 pm

2 stops32h 10m

$1,332

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Thu 7/24

7:15 am-8:56 pm

3 stops30h 41m

$1,390

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Thu 7/10

7:15 am-7:42 am

3 stops41h 27m

$2,993

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from Tamuning to Washington

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

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

Currently, January is the cheapest month in which you can book a flight from Tamuning to State of Washington (average of $238). Flying from Tamuning to State of Washington in July is currently the most expensive (average of $391). 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 GUM to WA?

Find hourly flight availability from Tamuning to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tamuning to State of Washington as you normally would.

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
See what other customers who have flown with Delta and United Airlines from Tamuning to Washington have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Tamuning to Washington. 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 from for flights from Tamuning to Washington?

    Tamuning Guam Intl (GUM), located 1.1 mi from the city center, is the airport you fly out of when you book flights from Tamuning to Washington.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Tamuning to State of Washington (average of $238). Flying from Tamuning to State of Washington in July is currently the most expensive (average of $391). 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.

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Top airline flying from Tamuning to Washington

Discover the top airline that operate flights from Tamuning 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$789Average$1,598FlexibilityNo cancel feeOn-time69%

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