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Cheap flights from Seattle to Guam from $531

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Guam departing on 4/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:30 pm - 2:40 pm
SEA
-
GUM
32h 10m
1 stop
Multiple Airlines Logo
4:40 pm - 11:15 am
GUM
-
SEA
35h 35m
1 stop
$1,178Multiple Airlines
Sun, Apr 26 - Tue, May 12
Multiple Airlines Logo
1:30 pm - 2:35 pm
SEA
-
GUM
32h 05m
1 stop
Multiple Airlines Logo
4:35 pm - 11:05 am
GUM
-
SEA
35h 30m
1 stop
$1,325Multiple Airlines
Mon, Sep 14 - Tue, Sep 29
Multiple Airlines Logo
1:50 pm - 2:40 pm
SEA
-
GUM
31h 50m
1 stop
Multiple Airlines Logo
4:40 pm - 11:05 am
GUM
-
SEA
35h 25m
1 stop
$1,466Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
1:50 pm - 2:40 pm
SEA
-
GUM
31h 50m
1 stop
Multiple Airlines Logo
4:40 pm - 11:15 am
GUM
-
SEA
35h 35m
1 stop
$1,516Multiple Airlines
Fri, Apr 17 - Mon, Apr 27
Delta Logo
1:00 pm - 3:35 pm
SEA
-
GUM
33h 35m
1 stop
Delta Logo
2:00 am - 1:07 pm
GUM
-
SEA
28h 07m
1 stop
$1,594Delta
Wed, Apr 15 - Mon, Apr 27
Delta Logo
1:00 pm - 3:35 pm
SEA
-
GUM
33h 35m
1 stop
Delta Logo
3:00 am - 11:59 pm
GUM
-
SEA
37h 59m
2 stops
$1,599Delta
Thu, Apr 16 - Tue, Apr 28
Delta Logo
5:35 am - 3:35 pm
SEA
-
GUM
41h 00m
2 stops
Delta Logo
5:20 pm - 11:59 pm
GUM
-
SEA
47h 39m
2 stops
$1,603Delta
Thu, Apr 16 - Tue, Apr 28
Delta Logo
1:00 pm - 3:35 pm
SEA
-
GUM
33h 35m
1 stop
Delta Logo
3:00 am - 1:14 pm
GUM
-
SEA
27h 14m
1 stop
$1,644Delta
Fri, Sep 25 - Fri, Oct 9
Delta Logo
1:00 pm - 11:55 pm
SEA
-
GUM
17h 55m
1 stop
Delta Logo
3:00 am - 11:59 pm
GUM
-
SEA
37h 59m
2 stops
$1,649Delta
Fri, Apr 17 - Tue, Apr 28
Delta Logo
5:35 am - 3:35 pm
SEA
-
GUM
41h 00m
2 stops
Delta Logo
5:20 pm - 11:59 pm
GUM
-
SEA
47h 39m
2 stops
$1,653Delta
Fri, Apr 17 - Mon, Apr 27

United Airlines flights from Seattle to Guam

Our best United Airlines deals on Seattle to Guam flight tickets
United Airlines
Sep 25
SEA6:51 pmSeattle/Tacoma Intl
30h 14m
2 stops
GUM6:05 pmTamuning Guam Intl
Oct 10
GUM7:10 amTamuning Guam Intl
33h 18m
3 stops
SEA11:28 pmSeattle/Tacoma Intl
$1,919
United Airlines
May 31
SEA5:04 pmSeattle/Tacoma Intl
56h 01m
2 stops
GUM6:05 pmTamuning Guam Intl
Jul 2
GUM7:05 amTamuning Guam Intl
25h 50m
2 stops
SEA3:55 pmSeattle/Tacoma Intl
$1,950
United Airlines
Jun 7
SEA5:04 pmSeattle/Tacoma Intl
56h 01m
2 stops
GUM6:05 pmTamuning Guam Intl
Jun 15
GUM5:00 pmTamuning Guam Intl
42h 47m
2 stops
SEA6:47 pmSeattle/Tacoma Intl
$1,984

Delta flights from Seattle to Guam

Our best Delta deals on Seattle to Guam flight tickets
Delta
Apr 15
SEA1:00 pmSeattle/Tacoma Intl
33h 35m
1 stop
GUM3:35 pmTamuning Guam Intl
Apr 27
GUM2:00 amTamuning Guam Intl
28h 07m
1 stop
SEA1:07 pmSeattle/Tacoma Intl
$1,594
Delta
Apr 16
SEA1:00 pmSeattle/Tacoma Intl
33h 35m
1 stop
GUM3:35 pmTamuning Guam Intl
Apr 27
GUM5:20 pmTamuning Guam Intl
47h 39m
2 stops
SEA11:59 pmSeattle/Tacoma Intl
$1,599
Delta
Apr 16
SEA5:35 amSeattle/Tacoma Intl
41h 00m
2 stops
GUM3:35 pmTamuning Guam Intl
Apr 28
GUM5:20 pmTamuning Guam Intl
47h 39m
2 stops
SEA11:59 pmSeattle/Tacoma Intl
$1,603

momondo 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, momondo users made 832,500 searches. Data last updated March 31, 2026.
Use the filters below to find and compare flights from Seattle to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 4/26

1:30 pm-2:40 pm

1 stop32h 10m

Tamuning Guam Intl

Tue 5/12

4:40 pm-11:15 am

1 stop35h 35m

$1,178

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 9/14

1:30 pm-2:35 pm

1 stop32h 05m

Tamuning Guam Intl

Tue 9/29

4:35 pm-11:05 am

1 stop35h 30m

$1,325

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 4/13

1:50 pm-2:40 pm

1 stop31h 50m

Tamuning Guam Intl

Mon 4/20

4:40 pm-11:05 am

1 stop35h 25m

$1,466

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Fri 4/17

1:50 pm-2:40 pm

1 stop31h 50m

Tamuning Guam Intl

Mon 4/27

4:40 pm-11:15 am

1 stop35h 35m

$1,516

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Wed 4/15

1:00 pm-3:35 pm

1 stop33h 35m

Tamuning Guam Intl

Mon 4/27

2:00 am-1:07 pm

1 stop28h 07m

$1,594

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 4/16

1:00 pm-3:35 pm

1 stop33h 35m

Tamuning Guam Intl

Tue 4/28

3:00 am-11:59 pm

2 stops37h 59m

$1,599

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 4/16

5:35 am-3:35 pm

2 stops41h 00m

Tamuning Guam Intl

Tue 4/28

5:20 pm-11:59 pm

2 stops47h 39m

$1,603

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Fri 9/25

1:00 pm-3:35 pm

1 stop33h 35m

Tamuning Guam Intl

Fri 10/9

3:00 am-1:14 pm

1 stop27h 14m

$1,644
Quickest round-trip

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Fri 4/17

1:00 pm-11:55 pm

1 stop17h 55m

Tamuning Guam Intl

Tue 4/28

3:00 am-11:59 pm

2 stops37h 59m

$1,649

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Fri 4/17

5:35 am-3:35 pm

2 stops41h 00m

Tamuning Guam Intl

Mon 4/27

5:20 pm-11:59 pm

2 stops47h 39m

$1,653

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Guam from

How to get the cheapest flight ticket from Seattle to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of July, then book flights to Guam from Seattle during August instead. Flights to Guam in August, while not as cheap as those in July, still average around $1,011.

Can stopping save me money on Seattle to Guam flights?

You could potentially save up to 11% on your flight if you consider stops on a Seattle to Guam flight.

Cheap Seattle to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Guam

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Seattle to Guam takes 17h 55m
There are no direct flights from Seattle to Guam. There are no popular flight routes from Seattle to Guam.
Search flight deals

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Guam?

    Prices for flights from Seattle/Tacoma Intl Airport to Guam are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Guam?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Guam?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Guam.

  • What documentation or ID do you need to fly to Guam?

    The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Guam

Compare and see reviews for airlines that fly from Seattle to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $385Free CancellationRating
7.4
9,530 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $560Free CancellationRating
8.1
507 reviews
Search Asiana Airlines flights
DeltaPriceFrom $1,543Free CancellationRating
7.9
8,364 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Guam?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Guam. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Guam with flexible booking policies on momondo?

All flight searches from Seattle to Guam on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Guam?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Guam.

I’m not ready to book a flight from Seattle to Guam right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Guam from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Guam trip

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Popular flights according to clicks in the last 7 days on momondo
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