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Cheap flights from Washington to Tamuning from $949

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 6/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Washington to Tamuning

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 am - 2:35 pm
PDX
-
GUM
38h 30m
2 stops
Multiple Airlines Logo
4:40 pm - 5:00 pm
GUM
-
PDX
41h 20m
2 stops
$1,166Multiple Airlines
Sun, Sep 13 - Sat, Oct 3
Multiple Airlines Logo
7:05 am - 2:35 pm
PDX
-
GUM
38h 30m
2 stops
Multiple Airlines Logo
4:40 pm - 9:59 pm
GUM
-
PDX
46h 19m
2 stops
$1,527Multiple Airlines
Sun, Sep 13 - Sat, Oct 10
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
$1,541Multiple Airlines
Sun, Oct 11 - Sun, Oct 18
Delta Logo
12:35 pm - 11:55 pm
SEA
-
GUM
18h 20m
1 stop
Delta Logo
5:20 pm - 1:14 pm
GUM
-
SEA
36h 54m
1 stop
$1,545Delta
Mon, Oct 5 - Tue, Oct 13
Delta Logo
12:35 pm - 11:55 pm
SEA
-
GUM
18h 20m
1 stop
Delta Logo
2:00 am - 10:05 pm
GUM
-
SEA
37h 05m
2 stops
$1,549Delta
Mon, Oct 5 - Wed, Oct 14
Delta Logo
5:45 am - 3:35 pm
SEA
-
GUM
40h 50m
2 stops
Delta Logo
2:00 am - 12:11 am
GUM
-
SEA
39h 11m
2 stops
$1,554Delta
Mon, Oct 5 - Wed, Oct 14
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
$1,591Multiple Airlines
Mon, Oct 12 - Thu, Oct 15
United Airlines Logo
7:00 am - 6:05 pm
PDX
-
GUM
18h 05m
2 stops
United Airlines Logo
7:05 am - 12:00 pm
GUM
-
PDX
21h 55m
2 stops
$1,919United Airlines
Wed, Aug 12 - Tue, Aug 25
United Airlines Logo
1:14 pm - 6:05 pm
PDX
-
GUM
59h 51m
2 stops
United Airlines Logo
7:30 pm - 8:54 pm
GUM
-
PDX
42h 24m
2 stops
$1,970United Airlines
Sat, Jul 11 - Sun, Jul 26
United Airlines Logo
6:46 pm - 3:50 pm
PDX
-
GUM
52h 04m
2 stops
United Airlines Logo
7:30 pm - 12:50 am
GUM
-
PDX
46h 20m
2 stops
$1,976United Airlines
Sun, Jul 19 - Sun, Aug 2

United Airlines flights from State of Washington to Tamuning

Our best United Airlines deals on State of Washington to Tamuning flight tickets
United Airlines
Aug 12
PDX7:00 amPortland
18h 05m
2 stops
GUM6:05 pmTamuning Guam Intl
Aug 25
GUM7:05 amTamuning Guam Intl
21h 55m
2 stops
PDX12:00 pmPortland
$1,919
United Airlines
Jul 21
SEA5:15 amSeattle/Tacoma Intl
41h 35m
2 stops
GUM3:50 pmTamuning Guam Intl
Jul 28
GUM5:00 pmTamuning Guam Intl
40h 20m
2 stops
SEA4:20 pmSeattle/Tacoma Intl
$1,966
United Airlines
Jul 11
PDX1:14 pmPortland
59h 51m
2 stops
GUM6:05 pmTamuning Guam Intl
Jul 26
GUM7:30 pmTamuning Guam Intl
42h 24m
2 stops
PDX8:54 pmPortland
$1,970

Delta flights from State of Washington to Tamuning

Our best Delta deals on State of Washington to Tamuning flight tickets
Delta
Aug 9
SEA11:59 pmSeattle/Tacoma Intl
30h 56m
2 stops
GUM11:55 pmTamuning Guam Intl
Aug 23
GUM5:20 pmTamuning Guam Intl
37h 17m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
$1,714
Delta
Aug 9
SEA1:05 pmSeattle/Tacoma Intl
33h 30m
1 stop
GUM3:35 pmTamuning Guam Intl
Aug 23
GUM5:20 pmTamuning Guam Intl
37h 17m
1 stop
SEA1:37 pmSeattle/Tacoma Intl
$1,760
Delta
Jul 22
SEA1:05 pmSeattle/Tacoma Intl
17h 50m
1 stop
GUM11:55 pmTamuning Guam Intl
Aug 21
GUM2:00 amTamuning Guam Intl
33h 44m
2 stops
SEA6:44 pmSeattle/Tacoma Intl
$1,839

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 May 11, 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

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 9/13

7:05 am-2:35 pm

2 stops38h 30m

Tamuning Guam Intl

Sat 10/3

4:40 pm-5:00 pm

2 stops41h 20m

$1,166

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 9/13

7:05 am-2:35 pm

2 stops38h 30m

Tamuning Guam Intl

Sat 10/10

4:40 pm-9:59 pm

2 stops46h 19m

$1,527

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/11

1:20 pm-2:40 pm

1 stop32h 20m

Tamuning Guam Intl

Sun 10/18

4:40 pm-11:05 am

1 stop35h 25m

$1,541

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/5

12:35 pm-11:55 pm

1 stop18h 20m

Tamuning Guam Intl

Tue 10/13

5:20 pm-1:14 pm

1 stop36h 54m

$1,545

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/5

12:35 pm-11:55 pm

1 stop18h 20m

Tamuning Guam Intl

Wed 10/14

2:00 am-10:05 pm

2 stops37h 05m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/5

5:45 am-3:35 pm

2 stops40h 50m

Tamuning Guam Intl

Wed 10/14

2:00 am-12:11 am

2 stops39h 11m

$1,554

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/12

1:20 pm-2:40 pm

1 stop32h 20m

Tamuning Guam Intl

Thu 10/15

4:40 pm-11:05 am

1 stop35h 25m

$1,591
Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 8/12

7:00 am-6:05 pm

2 stops18h 05m

Tamuning Guam Intl

Tue 8/25

7:05 am-12:00 pm

2 stops21h 55m

$1,919

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 7/11

1:14 pm-6:05 pm

2 stops59h 51m

Tamuning Guam Intl

Sun 7/26

7:30 pm-8:54 pm

2 stops42h 24m

$1,970

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 7/19

6:46 pm-3:50 pm

2 stops52h 04m

Tamuning Guam Intl

Sun 8/2

7:30 pm-12:50 am

2 stops46h 20m

$1,976

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 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 34% 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

18h 05m

Direct flights

None
The fastest flight from State of Washington to Tamuning takes 18h 05m
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 $385Free CancellationRating
7.4
9,700 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $560Free CancellationRating
8.1
532 reviews
Search Asiana Airlines flights
DeltaPriceFrom $1,544Free CancellationRating
7.9
8,450 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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