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$1,092+ Cheap flights from Tamuning (GUM) to Seattle (SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Tamuning to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Tamuning (GUM) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$1,092
(Kiwi.com)

Popular in

June

Cheapest in

July

Average price

$1,553
From Tamuning Guam Intl to Seattle/Tacoma Intl
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High demand for flights, 10% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($24 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 Tamuning to Seattle

Cheapest flights from Tamuning to Seattle
Explore the most affordable flight options available from Tamuning to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:20 amGUM - SEA
2 stops36h 32mMultiple Airlines
Sat 11/12:45 pmSEA - GUM
1 stop39h 15mMultiple Airlines
Deal found 9/9$1,092
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/17:20 amGUM - SEA
2 stops26h 04mUnited Airlines
Sun 10/57:37 pmSEA - GUM
2 stops29h 28mUnited Airlines
Deal found 9/10$1,428
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:20 amGUM - SEA
2 stops42h 03mUnited Airlines
Sat 11/15:07 pmSEA - GUM
2 stops56h 43mUnited Airlines
Deal found 9/9$1,439
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 10/241:55 amGUM - SEA
2 stops35h 25mDelta
Sat 11/111:55 pmSEA - GUM
2 stops30h 10mDelta
Deal found 9/9$1,492
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 12/227:05 amGUM - SEA
2 stops29h 40mUnited Airlines
Mon 12/295:54 pmSEA - GUM
2 stops31h 06mUnited Airlines
Deal found 9/10$1,578
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/133:40 amGUM - SEA
1 stop28h 05mMultiple Airlines
Mon 9/2211:16 pmSEA - GUM
2 stops34h 14mMultiple Airlines
Deal found 9/10$1,580

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tamuning to Seattle 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 September 11, 2025.
Use the filters below to find and compare flights from Tamuning to Seattle that are best for you.

Fly from

Tamuning

Fly to

Seattle

Route

Depart

Return

Price

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Fri 10/24

12:20 am-7:52 pm

2 stops36h 32m

Seattle/Tacoma Intl

Sat 11/1

2:45 pm-11:00 pm

1 stop39h 15m

$1,092

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Wed 10/1

7:20 am-4:24 pm

2 stops26h 04m

Seattle/Tacoma Intl

Sun 10/5

7:37 pm-6:05 pm

2 stops29h 28m

$1,428

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sat 10/25

7:20 am-8:23 am

2 stops42h 03m

Seattle/Tacoma Intl

Sat 11/1

12:30 pm-6:50 pm

3 stops61h 20m

$1,439

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Fri 10/24

1:55 am-8:20 pm

2 stops35h 25m

Seattle/Tacoma Intl

Sat 11/1

11:55 pm-11:05 pm

2 stops30h 10m

$1,492

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Mon 12/22

7:05 am-6:45 pm

2 stops29h 40m

Seattle/Tacoma Intl

Mon 12/29

5:54 pm-7:00 pm

2 stops31h 06m

$1,578

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sun 12/21

1:00 am-1:20 pm

1 stop30h 20m

Seattle/Tacoma Intl

Mon 12/29

11:30 am-11:05 pm

1 stop17h 35m

$1,608

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Tamuning to Seattle

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

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

Find hourly flight availability from Tamuning to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Tamuning to Seattle is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 4% on airfare.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Tamuning to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

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

    For as low as $1,428, United Airlines can have you in Seattle from Tamuning in 26h 04m. There are 5664 mi between Tamuning and Seattle.

  • What are the cheapest airlines flying from Tamuning to Seattle round-trip?

    Flying on Jin Air is currently your cheapest option to Seattle, with prices starting at $285. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $726 and $1,384, respectively. You may be able to fly from Tamuning to Seattle for 80% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Tamuning to Seattle (average of $238). Flying from Tamuning to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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Alternative routes for Tamuning to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Tamuning to Portland flights

Top 3 airlines flying from Tamuning to Seattle

Discover the top 3 airlines that operate flights from Tamuning to Seattle. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest$285Average$341FlexibilityNo cancel feeOn-time78%
DeltaCheapest$726Average$726FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,384Average$1,630FlexibilityNo cancel feeOn-time69%

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