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Cheap flights from Washington, D.C. Dulles Intl Airport to Tamuning from $1,538

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, D.C. Dulles Intl Airport to Tamuning departing on 10/10. 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, D.C. Dulles Intl Airport to Tamuning

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:47 pm - 2:35 pm
IAD
-
GUM
54h 48m
2 stops
Multiple Airlines Logo
4:35 pm - 5:40 am
GUM
-
IAD
51h 05m
2 stops
$1,581Multiple Airlines
Mon, Aug 31 - Mon, Sep 7
Multiple Airlines Logo
9:03 am - 2:35 pm
IAD
-
GUM
39h 32m
2 stops
Multiple Airlines Logo
4:35 pm - 11:59 pm
GUM
-
IAD
45h 24m
2 stops
$1,848Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
6:00 am - 7:00 pm
IAD
-
GUM
22h 00m
2 stops
United Airlines Logo
7:45 am - 7:30 pm
GUM
-
IAD
26h 45m
2 stops
$1,919United Airlines
Mon, Nov 9 - Mon, Nov 16
United Airlines Logo
6:10 am - 6:05 pm
IAD
-
GUM
21h 55m
2 stops
United Airlines Logo
7:10 am - 4:35 pm
GUM
-
IAD
23h 25m
2 stops
$1,919United Airlines
Tue, Oct 6 - Tue, Oct 13
United Airlines Logo
12:20 pm - 4:40 am
IAD
-
GUM
25h 20m
1 stop
United Airlines Logo
7:45 am - 6:20 pm
GUM
-
IAD
25h 35m
2 stops
$1,943United Airlines
Mon, Nov 9 - Mon, Nov 16
United Airlines Logo
12:20 pm - 4:40 am
IAD
-
GUM
25h 20m
1 stop
United Airlines Logo
7:45 am - 6:20 pm
GUM
-
IAD
25h 35m
2 stops
$1,944United Airlines
Mon, Nov 9 - Mon, Nov 16
United Airlines Logo
12:35 pm - 4:20 am
IAD
-
GUM
25h 45m
1 stop
United Airlines Logo
7:35 pm - 3:35 pm
GUM
-
IAD
34h 00m
1 stop
$1,952United Airlines
Tue, Oct 6 - Tue, Oct 13
Delta Logo
6:10 am - 3:35 pm
IAD
-
GUM
43h 25m
2 stops
Delta Logo
2:00 am - 12:41 am
GUM
-
IAD
36h 41m
2 stops
$2,079Delta
Thu, Sep 17 - Mon, Sep 28
Delta Logo
7:00 am - 11:55 pm
IAD
-
GUM
26h 55m
2 stops
Delta Logo
2:00 am - 10:56 pm
GUM
-
IAD
34h 56m
2 stops
$2,139Delta
Mon, Sep 14 - Sun, Sep 20
Delta Logo
3:03 pm - 3:35 pm
IAD
-
GUM
34h 32m
2 stops
Delta Logo
5:20 pm - 11:23 pm
GUM
-
IAD
44h 03m
2 stops
$2,139Delta
Tue, Sep 1 - Tue, Sep 15

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United Airlines flights from Washington, D.C. Dulles Intl Airport to Tamuning

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Tamuning flight tickets
United Airlines
Nov 9
IAD6:00 amWashington, D.C. Dulles Intl
22h 00m
2 stops
GUM7:00 pmTamuning Guam Intl
Nov 16
GUM7:45 amTamuning Guam Intl
26h 45m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$1,919
United Airlines
Nov 9
IAD12:20 pmWashington, D.C. Dulles Intl
25h 20m
1 stop
GUM4:40 amTamuning Guam Intl
Nov 16
GUM7:45 amTamuning Guam Intl
25h 35m
2 stops
IAD6:20 pmWashington, D.C. Dulles Intl
$1,943
United Airlines
Nov 9
IAD12:20 pmWashington, D.C. Dulles Intl
25h 20m
1 stop
GUM4:40 amTamuning Guam Intl
Nov 16
GUM7:45 amTamuning Guam Intl
25h 35m
2 stops
IAD6:20 pmWashington, D.C. Dulles Intl
$1,944

Delta flights from Washington, D.C. Dulles Intl Airport to Tamuning

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Tamuning flight tickets
Delta
Sep 17
IAD6:10 amWashington, D.C. Dulles Intl
43h 25m
2 stops
GUM3:35 pmTamuning Guam Intl
Sep 28
GUM2:00 amTamuning Guam Intl
36h 41m
2 stops
IAD12:41 amWashington, D.C. Dulles Intl
$2,079
Delta
Sep 1
IAD6:00 amWashington, D.C. Dulles Intl
27h 55m
2 stops
GUM11:55 pmTamuning Guam Intl
Sep 15
GUM5:20 pmTamuning Guam Intl
43h 36m
2 stops
IAD10:56 pmWashington, D.C. Dulles Intl
$2,139
Delta
Sep 14
IAD6:10 amWashington, D.C. Dulles Intl
27h 45m
2 stops
GUM11:55 pmTamuning Guam Intl
Oct 1
GUM2:00 amTamuning Guam Intl
36h 41m
2 stops
IAD12:41 amWashington, D.C. Dulles Intl
$2,189

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 August 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tamuning that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 8/31

5:47 pm-2:35 pm

2 stops54h 48m

Tamuning Guam Intl

Mon 9/7

4:35 pm-5:40 am

2 stops51h 05m

$1,581

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Wed 9/9

9:03 am-2:35 pm

2 stops39h 32m

Tamuning Guam Intl

Wed 9/16

4:35 pm-11:59 pm

2 stops45h 24m

$1,848

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 11/9

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Mon 11/16

7:45 am-7:30 pm

2 stops26h 45m

$1,919
Quickest round-trip

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 10/6

6:10 am-6:05 pm

2 stops21h 55m

Tamuning Guam Intl

Tue 10/13

7:10 am-4:35 pm

2 stops23h 25m

$1,919

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 11/9

12:20 pm-4:40 am

1 stop25h 20m

Tamuning Guam Intl

Mon 11/16

7:45 am-6:20 pm

2 stops25h 35m

$1,943

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 11/9

12:20 pm-4:40 am

1 stop25h 20m

Tamuning Guam Intl

Mon 11/16

7:45 am-6:20 pm

2 stops25h 35m

$1,944

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 10/6

12:35 pm-4:20 am

1 stop25h 45m

Tamuning Guam Intl

Tue 10/13

7:35 pm-3:35 pm

1 stop34h 00m

$1,952

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Thu 9/17

6:10 am-3:35 pm

2 stops43h 25m

Tamuning Guam Intl

Mon 9/28

2:00 am-12:41 am

2 stops36h 41m

$2,079

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Mon 9/14

7:00 am-11:55 pm

2 stops26h 55m

Tamuning Guam Intl

Sun 9/20

2:00 am-10:56 pm

2 stops34h 56m

$2,139

Washington, D.C.Tamuning

IAD - GUM

IADGUM

Washington, D.C. Dulles Intl

Tue 9/1

3:03 pm-3:35 pm

2 stops34h 32m

Tamuning Guam Intl

Tue 9/15

5:20 pm-11:23 pm

2 stops44h 03m

$2,139

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Tamuning from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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 October is, on average, the cheapest month to fly to Tamuning from Washington, D.C. Dulles Intl Airport, with most prices found around $1,933. If you aren’t able to travel during the month of October, then book flights to Tamuning from Washington, D.C. Dulles Intl Airport during November instead. Flights to Tamuning in November, while not as cheap as those in October, still average around $2,044.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Tamuning flights?

You could potentially save up to 1% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Tamuning flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Tamuning

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Tamuning according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Tamuning (IAD to GUM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Tamuning

Fastest flight time

21h 50m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Tamuning takes 21h 50m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Tamuning. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Tamuning.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Tamuning

  • How far is Washington, D.C. Dulles Intl to Tamuning Guam Intl by plane?

    Washington, D.C. Dulles Intl and Tamuning Guam Intl are 7899.9 mi apart from one another. A reasonable flight in good conditions will take 21h 50m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Tamuning Guam Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Tamuning Guam Intl Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Tamuning Guam Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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, D.C. Dulles Intl Airport to Tamuning Guam Intl Airport.

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

    The travel and health documents you'll need for your trip to Tamuning Guam Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tamuning Guam Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Tamuning?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Tamuning

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Tamuning with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $2,044Free CancellationRating
7.4
10,063 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Tamuning?

It is quick and easy to find Washington, D.C. to Tamuning flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Tamuning that suits you.

Can I find flights from Washington, D.C. to Tamuning with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Tamuning on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Tamuning?

Once all potential Washington, D.C. to Tamuning flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Washington, D.C. to Tamuning flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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