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Cheap flights from Seattle to Guam from $1,396

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 9/6. 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
0 bags

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Find the cheapest flights from Seattle to Guam

Cheap round-trip flights

Delta Logo
11:25 am - 2:35 pmSEA-GUM
33h 10m1 stop
Delta Logo
4:50 pm - 1:20 pmGUM-SEA
38h 30m1 stop
$1,544Delta
Find Deal
Mon, Jan 19 - Wed, Jan 28
Delta Logo
5:45 am - 2:35 pmSEA-GUM
38h 50m2 stops
Delta Logo
4:50 pm - 1:20 pmGUM-SEA
38h 30m1 stop
$1,549Delta
Find Deal
Mon, Jan 19 - Wed, Jan 28
Delta Logo
11:55 pm - 12:10 amSEA-GUM
31h 15m2 stops
Delta Logo
1:55 am - 6:24 pmGUM-SEA
33h 29m2 stops
$1,553Delta
Find Deal
Mon, Oct 6 - Tue, Oct 14
Delta Logo
7:33 pm - 2:35 pmSEA-GUM
49h 02m2 stops
Delta Logo
4:50 pm - 1:20 pmGUM-SEA
38h 30m1 stop
$1,558Delta
Find Deal
Sun, Jan 18 - Sun, Jan 25
Delta Logo
4:55 pm - 2:35 pmSEA-GUM
51h 40m2 stops
Delta Logo
4:50 pm - 8:32 pmGUM-SEA
45h 42m2 stops
$1,563Delta
Find Deal
Sun, Jan 18 - Sun, Jan 25
United Airlines Logo
5:30 am - 6:50 pmSEA-GUM
19h 20m2 stops
United Airlines Logo
7:25 am - 9:00 pmGUM-SEA
31h 35m3 stops
$1,817United Airlines
Find Deal
Thu, Nov 20 - Thu, Dec 4
United Airlines Logo
7:05 am - 3:55 pmSEA-GUM
38h 50m2 stops
United Airlines Logo
7:25 am - 1:16 pmGUM-SEA
23h 51m2 stops
$1,838United Airlines
Find Deal
Mon, Jan 19 - Tue, Jan 27
United Airlines Logo
5:00 pm - 7:05 pmSEA-GUM
32h 05m2 stops
United Airlines Logo
7:25 am - 1:16 pmGUM-SEA
23h 51m3 stops
$1,840United Airlines
Find Deal
Sun, Jan 18 - Wed, Jan 28
United Airlines Logo
7:05 am - 4:20 amSEA-GUM
27h 15m2 stops
United Airlines Logo
7:25 am - 1:16 pmGUM-SEA
23h 51m3 stops
$1,842United Airlines
Find Deal
Mon, Jan 19 - Mon, Jan 26
Hawaiian Airlines Logo
1:45 pm - 2:40 pmSEA-GUM
31h 55m1 stop
Hawaiian Airlines Logo
4:40 pm - 11:30 amGUM-SEA
35h 50m1 stop
$2,026Hawaiian Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1

Delta flights from Seattle to Guam

Our best Delta deals on Seattle to Guam flight tickets
Delta
Jan 19
SEA11:25 amSeattle/Tacoma Intl
33h 10m
1 stop
GUM2:35 pmTamuning Guam Intl
Jan 28
GUM4:50 pmTamuning Guam Intl
38h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$1,544
Find similar
Delta
Jan 19
SEA5:45 amSeattle/Tacoma Intl
38h 50m
2 stops
GUM2:35 pmTamuning Guam Intl
Jan 28
GUM4:50 pmTamuning Guam Intl
38h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$1,549
Find similar
Delta
Oct 6
SEA11:55 pmSeattle/Tacoma Intl
31h 15m
2 stops
GUM12:10 amTamuning Guam Intl
Oct 14
GUM1:55 amTamuning Guam Intl
33h 29m
2 stops
SEA6:24 pmSeattle/Tacoma Intl
$1,553
Find similar

United Airlines flights from Seattle to Guam

Our best United Airlines deals on Seattle to Guam flight tickets
United Airlines
Nov 20
SEA5:30 amSeattle/Tacoma Intl
19h 20m
2 stops
GUM6:50 pmTamuning Guam Intl
Dec 4
GUM7:25 amTamuning Guam Intl
31h 35m
3 stops
SEA9:00 pmSeattle/Tacoma Intl
$1,817
Find similar
United Airlines
Jan 19
SEA7:05 amSeattle/Tacoma Intl
38h 50m
2 stops
GUM3:55 pmTamuning Guam Intl
Jan 27
GUM7:25 amTamuning Guam Intl
23h 51m
2 stops
SEA1:16 pmSeattle/Tacoma Intl
$1,838
Find similar
United Airlines
Jan 18
SEA5:00 pmSeattle/Tacoma Intl
32h 05m
2 stops
GUM7:05 pmTamuning Guam Intl
Jan 28
GUM7:25 amTamuning Guam Intl
23h 51m
3 stops
SEA1:16 pmSeattle/Tacoma Intl
$1,840
Find similar

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 August 1, 2025.
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

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 1/19

11:25 am-2:35 pm

1 stop33h 10m

Tamuning Guam Intl

Wed 1/28

4:50 pm-1:20 pm

1 stop38h 30m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 1/19

5:45 am-2:35 pm

2 stops38h 50m

Tamuning Guam Intl

Wed 1/28

4:50 pm-1:20 pm

1 stop38h 30m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/6

11:55 pm-12:10 am

2 stops31h 15m

Tamuning Guam Intl

Tue 10/14

1:55 am-6:24 pm

2 stops33h 29m

$1,553

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 1/18

7:33 pm-2:35 pm

2 stops49h 02m

Tamuning Guam Intl

Sun 1/25

4:50 pm-1:20 pm

1 stop38h 30m

$1,558

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 1/18

4:55 pm-2:35 pm

2 stops51h 40m

Tamuning Guam Intl

Sun 1/25

4:50 pm-8:32 pm

2 stops45h 42m

$1,563

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 11/20

5:30 am-6:50 pm

2 stops19h 20m

Tamuning Guam Intl

Thu 12/4

7:25 am-9:00 pm

3 stops31h 35m

$1,817

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 1/19

7:05 am-3:55 pm

2 stops38h 50m

Tamuning Guam Intl

Tue 1/27

7:25 am-1:16 pm

2 stops23h 51m

$1,838

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 1/18

5:00 pm-7:05 pm

2 stops32h 05m

Tamuning Guam Intl

Wed 1/28

7:25 am-1:16 pm

3 stops23h 51m

$1,840

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 1/19

7:05 am-4:20 am

2 stops27h 15m

Tamuning Guam Intl

Mon 1/26

7:25 am-1:16 pm

3 stops23h 51m

$1,842

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Wed 9/24

1:45 pm-2:40 pm

1 stop31h 55m

Tamuning Guam Intl

Wed 10/1

4:40 pm-11:30 am

1 stop35h 50m

$2,026

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 March, then book flights to Guam from Seattle during January instead. Flights to Guam in January, while not as cheap as those in March, still average around $1,815.

What is the cheapest day to depart on your flight to Guam?

The cheapest day to depart from Seattle to Guam is on a Monday when prices can be found for as low as $1,742. Flights from Seattle to Guam on a Sunday will generally be more expensive and average around $2,305. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Guam?

Flying to Guam from Seattle at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,776 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $1,903.

How far in advance should I book a flight to Guam?

You are more likely to see cheaper flights to Guam from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Guam for around $1,913 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Guam from Seattle for as low as $1,593 on momondo.

Can stopping save me money on Seattle to Guam flights?

You could potentially save up to 15% 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

Best Price Found

$1,396

Fastest flight time

16h 50m

Direct flights

None

Airports in Guam

1 airport
The best one-way flight to Guam from Seattle in the past 72 hours is $1,396. The best round-trip flight deal from Seattle to Guam found on momondo in the last 72 hours is $1,544.
The fastest flight from Seattle to Guam takes 16h 50m
There are no direct flights from Seattle to Guam. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Tamuning Guam Intl Airport.
There is 1 airport near Guam: Tamuning Guam Intl (GUM)
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 $702Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
DeltaPriceFrom $1,542Free CancellationRating
8.0
7,981 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom $788