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Guam

$591+ Cheap flights from Seattle (SEA) to Guam

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GUM
Feb 3 — Feb 101
Tue 2/3
Tue 2/10
1 adult, Economy
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Cheap flight deals from Seattle to Guam

Cheapest flights from Seattle to Guam
Explore the most affordable flight options available from Seattle to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/812:20 pmSEA - GUM
2 stops42h 40mMultiple Airlines
Fri 2/272:40 amGUM - SEA
1 stop29h 05mMultiple Airlines
Deal found 1/2$1,509
This Delta deal was found by Cheapflights users on 1/3. 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 4/151:00 pmSEA - GUM
1 stop33h 15mDelta
Mon 4/275:00 pmGUM - SEA
1 stop37h 07mDelta
Deal found 1/3$1,545
This Delta deal was found by Cheapflights users on 1/2. 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 2/911:25 amSEA - GUM
1 stop33h 10mDelta
Mon 2/234:50 pmGUM - SEA
1 stop38h 30mDelta
Deal found 1/2$1,595
This Expedia deal was found by Cheapflights users on 1/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/171:40 pmSEA - GUM
1 stop39h 25mMultiple Airlines
Tue 1/204:35 pmGUM - SEA
1 stop36h 05mMultiple Airlines
Deal found 1/3$1,678
This Delta deal was found by Cheapflights users on 1/2. 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.
Sat 2/2111:25 amSEA - GUM
1 stop33h 10mDelta
Sat 3/74:50 pmGUM - SEA
1 stop38h 30mDelta
Deal found 1/2$1,695
This Delta deal was found by Cheapflights users on 1/2. 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.
Sun 2/87:00 pmSEA - GUM
2 stops34h 05mDelta
Fri 2/271:00 amGUM - SEA
2 stops37h 46mDelta
Deal found 1/2$1,729

Find flight deals from Seattle to Guam

Keep the following information in mind while searching for Seattle to Guam flight deals. Data was last updated January 4, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,509
(Kiwi.com)

One-way from

$591
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,593
Provider with most accurate pricing for Seattle/Tacoma Intl-Tamuning Guam Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tamuning Guam Intl flights.
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From Seattle/Tacoma Intl to Guam
Search Deals
One-way flight from Seattle/Tacoma Intl to Guam
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Guam 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 4, 2026.
Use the filters below to find and compare flights from Seattle to Guam that are best for you.

Fly from

Seattle

Fly to

Guam

Route

Depart

Return

Price

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Wed 4/15

1:00 pm-3:15 pm

1 stop33h 15m

Tamuning Guam Intl

Mon 4/27

5:00 pm-1:07 pm

1 stop37h 07m

$1,545

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Wed 1/21

11:25 am-11:05 pm

1 stop17h 40m

Tamuning Guam Intl

Tue 1/27

1:00 am-1:20 pm

1 stop30h 20m

$1,595

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 2/9

11:25 am-2:35 pm

1 stop33h 10m

Tamuning Guam Intl

Mon 2/23

4:50 pm-1:20 pm

1 stop38h 30m

$1,595

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 4/6

1:00 pm-3:15 pm

1 stop33h 15m

Tamuning Guam Intl

Sat 4/18

5:00 pm-1:07 pm

1 stop37h 07m

$1,595

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sat 4/4

1:00 pm-3:15 pm

1 stop33h 15m

$1,396

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Tue 2/10

11:25 am-11:05 pm

1 stop17h 40m

$1,396

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Tue 2/10

6:18 am-7:05 pm

2 stops18h 47m

$1,575

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sat 4/4

8:42 am-6:05 pm

3 stops64h 23m

$1,649

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

Best time to book a flight from Seattle to Guam

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

What is the cheapest month to book a flight from Seattle to Guam?

Currently, June is the cheapest month in which you can book a flight from Seattle to Guam (average of $324). Flying from Seattle to Guam in December is currently the most expensive (average of $1,979). 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 Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated January 4, 2026.
Read through reviews of airlines operating flights from Seattle to Guam, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,020 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,020 reviews
Delta
7.9
Good
8,020 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,138 reviews
Delta
7.9
Good
8,020 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    For a flight from Seattle to Guam, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Seattle to Guam?

    For as low as $1,545, Delta can have you in Guam from Seattle in 33h 15m. Seattle and Guam are separated by a distance of 5664 mi.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Seattle to Guam (average of $324). Flying from Seattle to Guam in December is currently the most expensive (average of $1,979). 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 Seattle to Guam

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Top 2 airlines flying from Seattle to Guam

Discover the top 2 airlines that operate flights from Seattle to Guam. 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 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$473Average$1,989FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,543Average$1,594FlexibilityNo cancel feeOn-timeN/A

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