What is the cheapest airline that flies from Guam to Seattle/Tacoma Intl?

Delta and United Airlines are the most popular carriers operating from Guam to Seattle/Tacoma Intl

What airlines fly to Seattle?

United Airlines, Jin Air and Delta are the top three most popular airlines that fly to Seattle from Guam according to our data. United Airlines is the first choice among our users, with 81% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Guam to Seattle/Tacoma Intl Airport refresh daily.

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

As of November 2025, there are 3 operators available to choose from for flights from Guam to Seattle/Tacoma Intl Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Guam to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$441 Cheap Flights from Guam to Seattle in 2025/26

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Find the cheapest flights from Guam to Seattle

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Recent round-trip flight deals from Guam to Seattle

Enter your travel dates to find the best prices.

12:20 am - 6:50 pmGUM-SEA

36h 30m2 stops

1:40 pm - 3:00 pmSEA-GUM

31h 20m1 stop

$1,188Multiple Airlines

Find Deal

Fri, Dec 19 - Sat, Dec 27

12:20 am - 6:50 pmGUM-SEA

36h 30m2 stops

1:40 pm - 3:00 pmSEA-GUM

31h 20m1 stop

$1,245Multiple Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

2:40 am - 1:45 pmGUM-SEA

29h 05m1 stop

1:40 pm - 11:05 pmSEA-GUM

39h 25m1 stop

$1,307Multiple Airlines

Find Deal

Thu, Dec 18 - Sat, Jan 3

7:05 am - 11:21 pmGUM-SEA

33h 16m2 stops

5:00 am - 6:05 pmSEA-GUM

20h 05m2 stops

$1,377United Airlines

Find Deal

Tue, Apr 14 - Thu, Apr 30

7:05 am - 11:21 pmGUM-SEA

33h 16m3 stops

5:00 am - 6:05 pmSEA-GUM

20h 05m2 stops

$1,392United Airlines

Find Deal

Tue, Apr 14 - Thu, Apr 30

5:00 pm - 2:00 pmGUM-SEA

38h 00m1 stop

4:55 pm - 3:15 pmSEA-GUM

53h 20m2 stops

$1,437Delta

Find Deal

Tue, Apr 14 - Thu, Apr 30

5:00 pm - 2:00 pmGUM-SEA

38h 00m1 stop

7:35 pm - 3:15 pmSEA-GUM

50h 40m2 stops

$1,438Delta

Find Deal

Tue, Apr 14 - Thu, Apr 30

7:05 am - 10:21 amGUM-SEA

44h 16m2 stops

5:00 pm - 6:05 pmSEA-GUM

56h 05m2 stops

$1,463United Airlines

Find Deal

Thu, Apr 23 - Sun, Apr 26

12:25 pm - 12:33 amGUM-SEA

29h 08m2 stops

5:00 pm - 6:05 pmSEA-GUM

56h 05m2 stops

$1,469United Airlines

Find Deal

Thu, Apr 23 - Sun, Apr 26

4:50 pm - 1:20 pmGUM-SEA

38h 30m1 stop

12:35 pm - 11:05 pmSEA-GUM

17h 30m1 stop

$1,483Delta

Find Deal

Sun, Mar 8 - Sat, Mar 14

United Airlines flights from Guam to Seattle

Our best United Airlines deals on Guam to Seattle flight tickets

United Airlines

Apr 14

GUM7:05 amTamuning Guam Intl

33h 16m

2 stops

SEA11:21 pmSeattle/Tacoma Intl

Apr 30

SEA5:00 amSeattle/Tacoma Intl

20h 05m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,377

Find similar

United Airlines

Apr 14

GUM7:05 amTamuning Guam Intl

33h 16m

3 stops

SEA11:21 pmSeattle/Tacoma Intl

Apr 30

SEA5:00 amSeattle/Tacoma Intl

20h 05m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,392

Find similar

United Airlines

Apr 23

GUM7:05 amTamuning Guam Intl

44h 16m

2 stops

SEA10:21 amSeattle/Tacoma Intl

Apr 26

SEA5:00 pmSeattle/Tacoma Intl

56h 05m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,463

Find similar

Delta flights from Guam to Seattle

Our best Delta deals on Guam to Seattle flight tickets

Delta

Apr 14

GUM5:00 pmTamuning Guam Intl

38h 00m

1 stop

SEA2:00 pmSeattle/Tacoma Intl

Apr 30

SEA4:55 pmSeattle/Tacoma Intl

53h 20m

2 stops

GUM3:15 pmTamuning Guam Intl

$1,437

Find similar

Delta

Apr 14

GUM5:00 pmTamuning Guam Intl

38h 00m

1 stop

SEA2:00 pmSeattle/Tacoma Intl

Apr 30

SEA7:35 pmSeattle/Tacoma Intl

50h 40m

2 stops

GUM3:15 pmTamuning Guam Intl

$1,438

Find similar

Delta

Mar 8

GUM4:50 pmTamuning Guam Intl

38h 30m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

Mar 14

SEA12:35 pmSeattle/Tacoma Intl

17h 30m

1 stop

GUM11:05 pmTamuning Guam Intl

$1,483

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Fri 12/19

12:20 am-6:50 pm

2 stops36h 30m

Seattle/Tacoma Intl

Sat 12/27

1:40 pm-3:00 pm

1 stop31h 20m

$1,188

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sat 12/20

12:20 am-6:50 pm

2 stops36h 30m

Seattle/Tacoma Intl

Sat 12/27

1:40 pm-3:00 pm

1 stop31h 20m

$1,245

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Thu 12/18

2:40 am-1:45 pm

1 stop29h 05m

Seattle/Tacoma Intl

Sat 1/3

1:40 pm-11:05 pm

1 stop39h 25m

$1,307

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/14

7:05 am-11:21 pm

2 stops33h 16m

Seattle/Tacoma Intl

Thu 4/30

5:00 am-6:05 pm

2 stops20h 05m

$1,377

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/14

7:05 am-11:21 pm

3 stops33h 16m

Seattle/Tacoma Intl

Thu 4/30

5:00 am-6:05 pm

2 stops20h 05m

$1,392

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/14

5:00 pm-2:00 pm

1 stop38h 00m

Seattle/Tacoma Intl

Thu 4/30

4:55 pm-3:15 pm

2 stops53h 20m

$1,437

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 4/14

5:00 pm-2:00 pm

1 stop38h 00m

Seattle/Tacoma Intl

Thu 4/30

7:35 pm-3:15 pm

2 stops50h 40m

$1,438

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Thu 4/23

7:05 am-10:21 am

2 stops44h 16m

Seattle/Tacoma Intl

Sun 4/26

5:00 pm-6:05 pm

2 stops56h 05m

$1,463

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Thu 4/23

12:25 pm-12:33 am

2 stops29h 08m

Seattle/Tacoma Intl

Sun 4/26

5:00 pm-6:05 pm

2 stops56h 05m

$1,469

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sun 3/8

4:50 pm-1:20 pm

1 stop38h 30m

Seattle/Tacoma Intl

Sat 3/14

12:35 pm-11:05 pm

1 stop17h 30m

$1,483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Guam to Seattle

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

Prices

Airlines

What is the cheapest month to fly to Seattle?

In general, July is the cheapest month to fly from Guam to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $726. If you don’t want to visit Seattle in July, then you should wait until January to fly from Guam, when ticket prices are also cheap, with an average price of $1,382.

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

On average, the least expensive day to fly to Seattle from Guam is on a Monday. momondo users have found tickets for Monday departures for as low as $1,502. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Guam because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,631.

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

Flying to Seattle from Guam in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,575 when looking at flights departing in the morning. Flights to Seattle are more costly at noon, with an average ticket price of $1,631. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Guam to Seattle flights?

You could potentially save up to 1% on your flight if you consider stops on a Guam to Seattle flight.

Cheap Guam to Seattle flight deals and tips

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

Direct flights	None

There are no direct flights from Guam to Seattle. There are no popular flight routes from Guam to Seattle.

Search flight deals

When did momondo last update prices for flights from Guam to Seattle/Tacoma Intl Airport?
Prices for flights from Guam to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Guam to Seattle/Tacoma Intl Airport?
As of November 2025, there are 3 operators available to choose from for flights from Guam to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Guam to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Guam to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Guam to Seattle

Compare and see reviews for airlines that fly from Guam to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Jin Air	PriceFrom $285	Free Cancellation	Rating 0.0 0 reviews	Search Jin Air flights
Delta	PriceFrom $726	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
United Airlines	PriceFrom $1,384	Free Cancellation	Rating 7.4 9,003 reviews	Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Guam.

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

Yes. All flights to Seattle from Guam on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Seattle from Guam. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Guam to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.