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Cheap flights from Washington to Tamuning from $535

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 4/11. 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

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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
1:40 pm - 3:35 am
SEA
-
GUM
20h 55m
1 stop
Multiple Airlines Logo
4:40 am - 1:35 pm
GUM
-
SEA
25h 55m
1 stop
$1,277Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
1:40 pm - 3:35 am
SEA
-
GUM
20h 55m
1 stop
Multiple Airlines Logo
4:40 am - 1:35 pm
GUM
-
SEA
25h 55m
1 stop
$1,278Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
2:45 pm - 3:35 am
SEA
-
GUM
19h 50m
1 stop
Multiple Airlines Logo
4:40 am - 2:35 pm
GUM
-
SEA
26h 55m
1 stop
$1,371Multiple Airlines
Fri, Apr 10 - Fri, Apr 17
Multiple Airlines Logo
2:45 pm - 3:35 am
SEA
-
GUM
19h 50m
1 stop
Multiple Airlines Logo
4:40 am - 2:35 pm
GUM
-
SEA
26h 55m
1 stop
$1,399Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
2:45 pm - 3:35 am
SEA
-
GUM
19h 50m
1 stop
Multiple Airlines Logo
4:40 am - 2:35 pm
GUM
-
SEA
26h 55m
1 stop
$1,429Multiple Airlines
Sun, Apr 5 - Sun, Apr 12
United Airlines Logo
5:15 am - 6:05 pm
PDX
-
GUM
19h 50m
2 stops
United Airlines Logo
7:05 am - 12:08 pm
GUM
-
PDX
22h 03m
2 stops
$1,969United Airlines
Fri, May 22 - Fri, Jun 5
Delta Logo
3:30 pm - 11:55 pm
PDX
-
GUM
39h 25m
2 stops
Delta Logo
3:00 am - 9:18 pm
GUM
-
PDX
35h 18m
2 stops
$2,010Delta
Sat, May 9 - Fri, May 29
United Airlines Logo
1:14 pm - 6:05 pm
PDX
-
GUM
35h 51m
2 stops
United Airlines Logo
7:15 am - 8:54 pm
GUM
-
PDX
30h 39m
2 stops
$2,033United Airlines
Sat, Jun 27 - Sun, Jul 5
United Airlines Logo
5:15 am - 6:05 pm
PDX
-
GUM
19h 50m
2 stops
United Airlines Logo
7:15 am - 12:50 am
GUM
-
PDX
34h 35m
2 stops
$2,039United Airlines
Sun, Jun 28 - Sun, Jul 5
Delta Logo
9:40 am - 3:35 pm
PDX
-
GUM
36h 55m
2 stops
Delta Logo
3:00 am - 10:51 am
GUM
-
PDX
48h 51m
2 stops
$2,047Delta
Sat, Jun 27 - Fri, Jul 3

United Airlines flights from State of Washington to Tamuning

Our best United Airlines deals on State of Washington to Tamuning flight tickets
United Airlines
May 22
PDX5:15 amPortland
19h 50m
2 stops
GUM6:05 pmTamuning Guam Intl
Jun 5
GUM7:05 amTamuning Guam Intl
22h 03m
2 stops
PDX12:08 pmPortland
$1,969
United Airlines
Sep 19
PSC2:00 pmPasco Tri Cities
35h 05m
2 stops
GUM6:05 pmTamuning Guam Intl
Sep 26
GUM5:00 pmTamuning Guam Intl
44h 53m
2 stops
PSC8:53 pmPasco Tri Cities
$2,125
United Airlines
Apr 20
PDX5:30 amPortland
19h 35m
2 stops
GUM6:05 pmTamuning Guam Intl
May 5
GUM7:05 amTamuning Guam Intl
28h 41m
2 stops
PDX6:46 pmPortland
$2,139

Delta flights from State of Washington to Tamuning

Our best Delta deals on State of Washington to Tamuning flight tickets
Delta
Apr 13
SEA1:00 pmSeattle/Tacoma Intl
17h 55m
1 stop
GUM11:55 pmTamuning Guam Intl
Apr 20
GUM5:20 pmTamuning Guam Intl
36h 47m
1 stop
SEA1:07 pmSeattle/Tacoma Intl
$1,594
Delta
Apr 13
SEA1:00 pmSeattle/Tacoma Intl
33h 35m
1 stop
GUM3:35 pmTamuning Guam Intl
Apr 20
GUM5:20 pmTamuning Guam Intl
42h 10m
2 stops
SEA6:30 pmSeattle/Tacoma Intl
$1,599
Delta
Apr 13
SEA6:00 amSeattle/Tacoma Intl
24h 55m
2 stops
GUM11:55 pmTamuning Guam Intl
Apr 20
GUM5:20 pmTamuning Guam Intl
42h 10m
2 stops
SEA6:30 pmSeattle/Tacoma Intl
$1,603

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 March 23, 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 5/4

1:40 pm-3:35 am

1 stop20h 55m

Tamuning Guam Intl

Mon 5/11

4:40 am-1:35 pm

1 stop25h 55m

$1,277

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 5/4

1:40 pm-3:35 am

1 stop20h 55m

Tamuning Guam Intl

Mon 5/11

4:40 am-1:35 pm

1 stop25h 55m

$1,278

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Fri 4/10

2:45 pm-3:35 am

1 stop19h 50m

Tamuning Guam Intl

Fri 4/17

4:40 am-2:35 pm

1 stop26h 55m

$1,371

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 4/16

2:45 pm-3:35 am

1 stop19h 50m

Tamuning Guam Intl

Mon 4/20

4:40 am-2:35 pm

1 stop26h 55m

$1,399

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 4/5

2:45 pm-3:35 am

1 stop19h 50m

Tamuning Guam Intl

Sun 4/12

4:40 am-2:35 pm

1 stop26h 55m

$1,429
Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 5/22

5:15 am-6:05 pm

2 stops19h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-12:08 pm

2 stops22h 03m

$1,969

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 5/9

3:30 pm-11:55 pm

2 stops39h 25m

Tamuning Guam Intl

Fri 5/29

3:00 am-9:18 pm

2 stops35h 18m

$2,010

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 6/27

1:14 pm-6:05 pm

2 stops35h 51m

Tamuning Guam Intl

Sun 7/5

7:15 am-8:54 pm

2 stops30h 39m

$2,033

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 6/28

5:15 am-6:05 pm

2 stops19h 50m

Tamuning Guam Intl

Sun 7/5

7:15 am-12:50 am

2 stops34h 35m

$2,039

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 6/27

9:40 am-3:35 pm

2 stops36h 55m

Tamuning Guam Intl

Fri 7/3

3:00 am-10:51 am

2 stops48h 51m

$2,047

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 July is, on average, the cheapest month to fly to Tamuning from State of Washington, with most prices found around $991. If you aren’t able to travel during the month of July, then book flights to Tamuning from State of Washington during August instead. Flights to Tamuning in August, while not as cheap as those in July, still average around $1,011.

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

  • 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
9,467 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $560Free CancellationRating
8.1
506 reviews
Search Asiana Airlines flights
DeltaPriceFrom $1,543Free CancellationRating
7.9
8,319 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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