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Cheap flights from Washington to Tamuning from $569

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Tamuning departing on 10/12. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Tamuning

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 pm - 2:35 pm
SEA
-
GUM
32h 15m
1 stop
Multiple Airlines Logo
4:35 pm - 11:05 am
GUM
-
SEA
35h 30m
1 stop
$1,265Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
7:06 am - 2:40 pm
PDX
-
GUM
38h 34m
2 stops
Multiple Airlines Logo
4:40 pm - 5:00 pm
GUM
-
PDX
41h 20m
2 stops
$1,284Multiple Airlines
Sat, Oct 10 - Sat, Oct 17
Multiple Airlines Logo
1:20 pm - 2:40 pm
SEA
-
GUM
32h 20m
1 stop
Multiple Airlines Logo
4:40 pm - 11:05 am
GUM
-
SEA
35h 25m
1 stop
$1,315Multiple Airlines
Sun, Oct 4 - Thu, Oct 22
Multiple Airlines Logo
1:20 pm - 2:40 pm
SEA
-
GUM
32h 20m
1 stop
Multiple Airlines Logo
4:40 pm - 11:05 am
GUM
-
SEA
35h 25m
1 stop
$1,340Multiple Airlines
Sun, Oct 4 - Sun, Oct 11
Delta Logo
1:00 pm - 11:55 pm
SEA
-
GUM
17h 55m
1 stop
Delta Logo
2:00 am - 1:14 pm
GUM
-
SEA
28h 14m
1 stop
$1,544Delta
Mon, Oct 5 - Mon, Oct 19
Delta Logo
7:59 pm - 11:55 pm
SEA
-
GUM
34h 56m
2 stops
Delta Logo
2:00 am - 1:14 pm
GUM
-
SEA
28h 14m
1 stop
$1,549Delta
Sun, Oct 4 - Mon, Oct 19
Delta Logo
7:59 pm - 11:55 pm
SEA
-
GUM
34h 56m
2 stops
Delta Logo
5:20 pm - 12:11 am
GUM
-
SEA
47h 51m
2 stops
$1,553Delta
Sun, Oct 4 - Wed, Oct 21
United Airlines Logo
5:30 am - 6:05 pm
PDX
-
GUM
19h 35m
2 stops
United Airlines Logo
7:10 am - 10:15 am
GUM
-
PDX
20h 05m
2 stops
$1,919United Airlines
Tue, Sep 8 - Fri, Sep 25
United Airlines Logo
1:35 pm - 6:05 pm
PSC
-
GUM
35h 30m
2 stops
United Airlines Logo
5:00 pm - 8:40 pm
GUM
-
PSC
44h 40m
2 stops
$1,969United Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
1:35 pm - 6:05 pm
PSC
-
GUM
35h 30m
2 stops
United Airlines Logo
5:00 pm - 12:16 pm
GUM
-
PSC
60h 16m
2 stops
$1,981United Airlines
Sat, Sep 19 - Sat, Sep 26

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United Airlines flights from State of Washington to Tamuning

Our best United Airlines deals on State of Washington to Tamuning flight tickets
United Airlines
Oct 4
SEA6:43 pmSeattle/Tacoma Intl
30h 22m
2 stops
GUM6:05 pmTamuning Guam Intl
Oct 11
GUM7:35 pmTamuning Guam Intl
42h 26m
2 stops
SEA9:01 pmSeattle/Tacoma Intl
$1,844
United Airlines
Sep 8
PDX5:30 amPortland
19h 35m
2 stops
GUM6:05 pmTamuning Guam Intl
Sep 25
GUM7:10 amTamuning Guam Intl
20h 05m
2 stops
PDX10:15 amPortland
$1,919
United Airlines
Sep 19
PSC1:35 pmPasco Tri Cities
35h 30m
2 stops
GUM6:05 pmTamuning Guam Intl
Sep 26
GUM5:00 pmTamuning Guam Intl
44h 40m
2 stops
PSC8:40 pmPasco Tri Cities
$1,969

Delta flights from State of Washington to Tamuning

Our best Delta deals on State of Washington to Tamuning flight tickets
Delta
Oct 5
SEA1:00 pmSeattle/Tacoma Intl
17h 55m
1 stop
GUM11:55 pmTamuning Guam Intl
Oct 19
GUM2:00 amTamuning Guam Intl
28h 14m
1 stop
SEA1:14 pmSeattle/Tacoma Intl
$1,544
Delta
Oct 4
SEA7:59 pmSeattle/Tacoma Intl
34h 56m
2 stops
GUM11:55 pmTamuning Guam Intl
Oct 19
GUM2:00 amTamuning Guam Intl
28h 14m
1 stop
SEA1:14 pmSeattle/Tacoma Intl
$1,549
Delta
Oct 4
SEA7:59 pmSeattle/Tacoma Intl
34h 56m
2 stops
GUM11:55 pmTamuning Guam Intl
Oct 21
GUM5:20 pmTamuning Guam Intl
47h 51m
2 stops
SEA12:11 amSeattle/Tacoma Intl
$1,553

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Tamuning 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 June 28, 2026.
Use the filters below to find and compare flights from Washington to Tamuning that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 8/24

1:20 pm-2:35 pm

1 stop32h 15m

Tamuning Guam Intl

Mon 8/31

4:35 pm-11:05 am

1 stop35h 30m

$1,265

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 10/10

7:06 am-2:40 pm

2 stops38h 34m

Tamuning Guam Intl

Sat 10/17

4:40 pm-5:00 pm

2 stops41h 20m

$1,284

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

1:20 pm-2:40 pm

1 stop32h 20m

Tamuning Guam Intl

Thu 10/22

4:40 pm-11:05 am

1 stop35h 25m

$1,315

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

1:20 pm-2:40 pm

1 stop32h 20m

Tamuning Guam Intl

Sun 10/11

4:40 pm-11:05 am

1 stop35h 25m

$1,340

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/5

1:00 pm-11:55 pm

1 stop17h 55m

Tamuning Guam Intl

Mon 10/19

2:00 am-1:14 pm

1 stop28h 14m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

7:59 pm-11:55 pm

2 stops34h 56m

Tamuning Guam Intl

Mon 10/19

2:00 am-1:14 pm

1 stop28h 14m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

7:59 pm-11:55 pm

2 stops34h 56m

Tamuning Guam Intl

Wed 10/21

5:20 pm-12:11 am

2 stops47h 51m

$1,553
Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 9/8

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Fri 9/25

7:10 am-10:15 am

2 stops20h 05m

$1,919

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 9/19

1:35 pm-6:05 pm

2 stops35h 30m

Tamuning Guam Intl

Sat 9/26

5:00 pm-8:40 pm

2 stops44h 40m

$1,969

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 9/19

1:35 pm-6:05 pm

2 stops35h 30m

Tamuning Guam Intl

Sat 9/26

5:00 pm-12:16 pm

2 stops60h 16m

$1,981

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 Tamuning from

How to get the cheapest flight ticket from State of Washington to Tamuning

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 Tamuning?

The month of June is, on average, the cheapest month to fly to Tamuning from State of Washington, with most prices found around $316. If you aren’t able to travel during the month of June, then book flights to Tamuning from State of Washington during August instead. Flights to Tamuning in August, while not as cheap as those in June, still average around $354.

Can stopping save me money on State of Washington to Tamuning flights?

You could potentially save up to 11% on your flight if you consider stops on a State of Washington to Tamuning flight.

Cheap State of Washington to Tamuning flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Tamuning

Fastest flight time

17h 50m

Direct flights

None
The fastest flight from State of Washington to Tamuning takes 17h 50m
There are no direct flights from State of Washington to Tamuning. There are no popular flight routes from State of Washington to Tamuning.
Search flight deals

Frequently asked questions about flying from Washington to Tamuning

  • When did momondo last update prices for flights from Washington to Tamuning Guam Intl Airport?

    Prices for flights from Washington to Tamuning Guam Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington to Tamuning Guam Intl Airport?

  • How old do you have to be to fly from Washington to Tamuning Guam Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Tamuning Guam Intl Airport.

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

    The necessary travel and health documents for your Tamuning Guam Intl Airport 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 State of Washington to Tamuning

Compare and see reviews for airlines that fly from State of Washington to Tamuning with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $381Free CancellationRating
7.4
9,899 reviews
Search United Airlines flights
DeltaPriceFrom $1,544Free CancellationRating
7.8
8,454 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Tamuning?

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

Can I find flights from Washington to Tamuning with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tamuning from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Tamuning?

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 Washington to Tamuning.

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

Price alerts on flights to Tamuning from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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