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 December 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.

$557 Cheap Flights from Guam to Seattle in 2025/26

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7:05 am - 6:26 pm

GUM

SEA

29h 21m2 stops

5:20 pm - 6:50 pm

SEA

GUM

32h 30m2 stops

$1,377United Airlines

Mon, Mar 2 - Mon, Mar 16

7:20 pm - 3:41 pm

GUM

SEA

38h 21m2 stops

5:20 pm - 6:50 pm

SEA

GUM

32h 30m2 stops

$1,381United Airlines

Sun, Mar 1 - Wed, Mar 18

1:00 am - 1:20 pm

GUM

SEA

30h 20m1 stop

12:35 pm - 11:05 pm

SEA

GUM

17h 30m1 stop

$1,383Delta

Mon, Mar 2 - Thu, Mar 19

7:05 am - 6:26 pm

GUM

SEA

29h 21m2 stops

9:20 am - 6:50 pm

SEA

GUM

40h 30m2 stops

$1,386United Airlines

Mon, Mar 2 - Sun, Mar 15

4:50 pm - 1:20 pm

GUM

SEA

38h 30m1 stop

4:57 pm - 11:05 pm

SEA

GUM

37h 08m2 stops

$1,387Delta

Wed, Mar 4 - Wed, Mar 18

1:30 pm - 9:01 pm

GUM

SEA

25h 31m3 stops

9:20 am - 6:50 pm

SEA

GUM

40h 30m2 stops

$1,392United Airlines

Tue, Mar 3 - Sun, Mar 15

7:05 am - 2:35 pm

GUM

SEA

24h 30m2 stops

6:57 am - 3:50 pm

SEA

GUM

39h 53m2 stops

$1,427United Airlines

Mon, May 18 - Fri, May 29

1:00 am - 1:20 pm

GUM

SEA

30h 20m1 stop

12:35 pm - 2:35 pm

SEA

GUM

33h 00m1 stop

$1,433Delta

Sat, Feb 28 - Tue, Mar 17

7:05 am - 11:28 pm

GUM

SEA

34h 23m2 stops

7:35 pm - 6:50 pm

SEA

GUM

30h 15m2 stops

$1,437United Airlines

Thu, Mar 5 - Mon, Mar 9

1:00 am - 1:20 pm

GUM

SEA

30h 20m1 stop

12:35 pm - 11:05 pm

SEA

GUM

17h 30m1 stop

$1,458Delta

Sun, Mar 1 - Sat, Mar 21

Delta flights from Guam to Seattle

Our best Delta deals on Guam to Seattle flight tickets

Delta

Mar 3

GUM1:00 amTamuning Guam Intl

30h 20m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

Mar 18

SEA7:35 pmSeattle/Tacoma Intl

34h 30m

2 stops

GUM11:05 pmTamuning Guam Intl

$1,387

Find similar

Delta

Feb 28

GUM1:00 amTamuning Guam Intl

30h 20m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

Mar 17

SEA12:35 pmSeattle/Tacoma Intl

17h 30m

1 stop

GUM11:05 pmTamuning Guam Intl

$1,433

Find similar

Delta

Mar 1

GUM1:00 amTamuning Guam Intl

30h 20m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

Mar 21

SEA12:35 pmSeattle/Tacoma Intl

33h 00m

1 stop

GUM2:35 pmTamuning Guam Intl

$1,458

Find similar

United Airlines flights from Guam to Seattle

Our best United Airlines deals on Guam to Seattle flight tickets

United Airlines

Mar 2

GUM7:05 amTamuning Guam Intl

35h 54m

2 stops

SEA12:59 amSeattle/Tacoma Intl

Mar 17

SEA12:20 pmSeattle/Tacoma Intl

37h 30m

2 stops

GUM6:50 pmTamuning Guam Intl

$1,377

Find similar

United Airlines

Mar 1

GUM7:20 pmTamuning Guam Intl

38h 21m

2 stops

SEA3:41 pmSeattle/Tacoma Intl

Mar 18

SEA5:00 amSeattle/Tacoma Intl

20h 50m

2 stops

GUM6:50 pmTamuning Guam Intl

$1,381

Find similar

United Airlines

Mar 3

GUM12:30 pmTamuning Guam Intl

26h 31m

3 stops

SEA9:01 pmSeattle/Tacoma Intl

Mar 18

SEA5:00 amSeattle/Tacoma Intl

20h 50m

2 stops

GUM6:50 pmTamuning Guam Intl

$1,383

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Mon 3/2

7:05 am-6:26 pm

2 stops29h 21m

Seattle/Tacoma Intl

Mon 3/16

5:20 pm-6:50 pm

2 stops32h 30m

$1,377

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sun 3/1

7:20 pm-3:41 pm

2 stops38h 21m

Seattle/Tacoma Intl

Wed 3/18

5:20 pm-6:50 pm

2 stops32h 30m

$1,381

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Mon 3/2

1:00 am-1:20 pm

1 stop30h 20m

Seattle/Tacoma Intl

Thu 3/19

12:35 pm-11:05 pm

1 stop17h 30m

$1,383

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Mon 3/2

7:05 am-6:26 pm

2 stops29h 21m

Seattle/Tacoma Intl

Sun 3/15

9:20 am-6:50 pm

2 stops40h 30m

$1,386

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Wed 3/4

4:50 pm-1:20 pm

1 stop38h 30m

Seattle/Tacoma Intl

Wed 3/18

4:57 pm-11:05 pm

2 stops37h 08m

$1,387

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Tue 3/3

1:30 pm-9:01 pm

3 stops25h 31m

Seattle/Tacoma Intl

Sun 3/15

9:20 am-6:50 pm

2 stops40h 30m

$1,392

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Mon 5/18

7:05 am-2:35 pm

2 stops24h 30m

Seattle/Tacoma Intl

Fri 5/29

6:57 am-3:50 pm

2 stops39h 53m

$1,427

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sat 2/28

1:00 am-1:20 pm

1 stop30h 20m

Seattle/Tacoma Intl

Tue 3/17

12:35 pm-2:35 pm

1 stop33h 00m

$1,433

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Thu 3/5

7:05 am-11:28 pm

2 stops34h 23m

Seattle/Tacoma Intl

Mon 3/9

7:35 pm-6:50 pm

2 stops30h 15m

$1,437

TamuningSeattle

GUM - SEA

GUMSEA

Tamuning Guam Intl

Sun 3/1

1:00 am-1:20 pm

1 stop30h 20m

Seattle/Tacoma Intl

Sat 3/21

12:35 pm-11:05 pm

1 stop17h 30m

$1,458

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 10% 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

Fastest flight time	20h 16m
Direct flights	None

The fastest flight from Guam to Seattle takes 20h 16m

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 December 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 8,007 reviews	Search Delta flights
United Airlines	PriceFrom $1,384	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Cle Elum

Federal Way

Lakewood

Fife

Westport

Kirkland

Centralia

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.