How long is the flight from Washington, D.C. to Guam?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Guam, then you can expect flight times to average 21h 55m and 25h 42m, respectively.

What is the cheapest airline that flies from Washington, D.C. to Guam?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. to Guam

When did momondo last update prices for flights from Washington, D.C. to Guam?

Prices for flights from Washington, D.C. to Guam refresh daily.

How many operators does momondo search for flights from Washington, D.C. to Guam?

The number of operators available for flights from Washington, D.C. to Guam is 1 as of August 2026.

How old do you have to be to fly from Washington, D.C. to Guam?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Guam.

What documentation or ID do you need to fly to Guam?

The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$726 Cheap Flights from Washington, D.C. to Guam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Guam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 2:45 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

40h 45m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

46h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,375Multiple Airlines

Mon, Dec 7 - Fri, Dec 11

7:00 am - 2:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

41h 35m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

45h 19m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,445Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

7:02 am - 2:40 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

41h 38m2 stops Seattle/Tacoma Intl Tokyo Narita

5:20 pm - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

50h 20m2 stops Incheon Intl Seattle/Tacoma Intl

$1,590Multiple Airlines

Sun, Oct 11 - Sun, Oct 18

9:38 am - 2:40 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

39h 02m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

45h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,590Multiple Airlines

Sun, Oct 18 - Mon, Oct 26

7:50 am - 2:35 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

40h 45m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 5:20 amGUM Tamuning Guam Intl-BWI Baltimore/Washington

50h 40m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,605Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

7:02 am - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

42h 33m2 stops Seattle/Tacoma Intl Incheon Intl

5:20 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

44h 39m2 stops Incheon Intl Seattle/Tacoma Intl

$1,656Multiple Airlines

Sun, Oct 11 - Sun, Oct 18

7:51 am - 2:45 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

39h 54m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 6:21 amGUM Tamuning Guam Intl-BWI Baltimore/Washington

52h 36m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,666Alaska Airlines

Mon, Dec 7 - Fri, Dec 11

5:30 pm - 2:45 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

54h 15m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 4:27 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

62h 42m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,692Alaska Airlines

Sun, Jan 10 - Thu, Jan 14

6:00 am - 7:00 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Houston George Bush Intcntl Honolulu

7:45 am - 5:26 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

24h 41m2 stops Honolulu San Francisco

$1,919United Airlines

Wed, Nov 11 - Wed, Nov 18

6:00 am - 7:00 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Houston George Bush Intcntl Honolulu

7:45 am - 4:25 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

23h 40m3 stops Honolulu Denver Intl Houston George Bush Intcntl

$1,919United Airlines

Wed, Nov 11 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

10:16 am - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

39h 19m2 stops Atlanta Hartsfield-Jackson Incheon Intl

5:20 pm - 4:30 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

37h 10m2 stops Incheon Intl Detroit Metropolitan Wayne County

$2,496Delta

Tue, Sep 1 - Tue, Sep 15

3:03 pm - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

34h 32m2 stops Atlanta Hartsfield-Jackson Incheon Intl

5:20 pm - 11:23 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

44h 03m2 stops Incheon Intl Minneapolis St Paul

$2,496Delta

Tue, Sep 1 - Tue, Sep 15

9:39 am - 11:55 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

24h 16m2 stops Detroit Metropolitan Wayne County Incheon Intl

5:20 pm - 4:38 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

37h 18m2 stops Incheon Intl Detroit Metropolitan Wayne County

$2,496Delta

Tue, Sep 1 - Tue, Sep 15

7:45 pm - 3:35 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

29h 50m2 stops Atlanta Hartsfield-Jackson Incheon Intl

5:20 pm - 8:37 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

41h 17m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$2,496Delta

Tue, Sep 1 - Tue, Sep 15

6:05 am - 6:05 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Chicago O'Hare Intl Honolulu

7:35 pm - 9:29 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

39h 54m2 stops Tokyo Haneda Chicago O'Hare Intl

$2,904United Airlines

Tue, Sep 1 - Tue, Sep 15

6:15 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

21h 50m2 stops Chicago O'Hare Intl Honolulu

7:35 pm - 3:35 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

34h 00m1 stop Tokyo Haneda

$2,904United Airlines

Tue, Sep 1 - Tue, Sep 15

6:05 am - 6:05 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Chicago O'Hare Intl Honolulu

7:10 am - 4:28 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

23h 18m3 stops Honolulu Denver Intl Houston George Bush Intcntl

$2,929United Airlines

Tue, Sep 1 - Tue, Sep 15

6:30 am - 6:05 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

21h 35m2 stops Chicago O'Hare Intl Honolulu

7:10 am - 6:09 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

24h 59m3 stops Honolulu Los Angeles Chicago O'Hare Intl

$2,929United Airlines

Tue, Sep 1 - Tue, Sep 15

6:00 am - 6:05 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

22h 05m2 stops Houston George Bush Intcntl Honolulu

7:05 am - 1:59 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

20h 54m2 stops Honolulu Houston George Bush Intcntl

$10,402United Airlines

Tue, Sep 1 - Thu, Sep 3

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United Airlines flights from Washington, D.C. to Guam

Our best United Airlines deals on Washington, D.C. to Guam flight tickets

United Airlines

Nov 11

IAD6:11 amWashington, D.C. Dulles Intl

21h 49m

2 stops

GUM7:00 pmTamuning Guam Intl

Nov 18

GUM7:45 amTamuning Guam Intl

23h 23m

2 stops

IAD4:08 pmWashington, D.C. Dulles Intl

$1,919

United Airlines

Dec 3

IAD6:30 amWashington, D.C. Dulles Intl

21h 30m

2 stops

GUM7:00 pmTamuning Guam Intl

Dec 9

GUM7:55 pmTamuning Guam Intl

34h 45m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$1,944

United Airlines

Dec 3

IAD12:20 pmWashington, D.C. Dulles Intl

25h 20m

1 stop

GUM4:40 amTamuning Guam Intl

Dec 9

GUM7:55 pmTamuning Guam Intl

34h 45m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$1,952

Delta flights from Washington, D.C. to Guam

Our best Delta deals on Washington, D.C. to Guam flight tickets

Delta

Jan 17

DCA7:30 pmWashington, D.C. Reagan-National

38h 30m

2 stops

GUM1:00 amTamuning Guam Intl

Jan 24

GUM4:50 pmTamuning Guam Intl

42h 23m

2 stops

DCA8:13 pmWashington, D.C. Reagan-National

$1,934

Delta

Jan 17

IAD5:00 pmWashington, D.C. Dulles Intl

41h 00m

2 stops

GUM1:00 amTamuning Guam Intl

Jan 24

GUM4:50 pmTamuning Guam Intl

43h 22m

2 stops

IAD9:12 pmWashington, D.C. Dulles Intl

$1,945

Delta

Oct 19

DCA6:10 amWashington, D.C. Reagan-National

27h 45m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 26

GUM2:40 amTamuning Guam Intl

35h 07m

2 stops

DCA11:47 pmWashington, D.C. Reagan-National

$2,079

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Mon 12/7

7:00 am-2:45 pm

2 stops40h 45m

Tamuning Guam Intl

Fri 12/11

4:45 pm-11:59 pm

2 stops46h 14m

$1,375

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Mon 9/28

7:00 am-2:35 pm

2 stops41h 35m

Tamuning Guam Intl

Mon 10/5

4:40 pm-11:59 pm

2 stops45h 19m

$1,445

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Sun 10/11

7:02 am-2:40 pm

2 stops41h 38m

Tamuning Guam Intl

Sun 10/18

5:20 pm-5:40 am

2 stops50h 20m

$1,590

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Sun 10/18

9:38 am-2:40 pm

2 stops39h 02m

Tamuning Guam Intl

Mon 10/26

4:45 pm-11:59 pm

2 stops45h 14m

$1,590

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Mon 9/28

7:50 am-2:35 pm

2 stops40h 45m

Tamuning Guam Intl

Mon 10/5

4:40 pm-5:20 am

2 stops50h 40m

$1,605

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Sun 10/11

7:02 am-3:35 pm

2 stops42h 33m

Tamuning Guam Intl

Sun 10/18

5:20 pm-11:59 pm

2 stops44h 39m

$1,656

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Mon 12/7

7:51 am-2:45 pm

2 stops39h 54m

Tamuning Guam Intl

Fri 12/11

4:45 pm-6:21 am

2 stops52h 36m

$1,666

Washington, D.C.Tamuning

IAD Washington, D.C. Dulles Intl - GUM Tamuning Guam Intl

IADGUM

Washington, D.C. Dulles Intl

Sun 1/10

5:30 pm-2:45 pm

2 stops54h 15m

Tamuning Guam Intl

Thu 1/14

4:45 pm-4:27 pm

2 stops62h 42m

$1,692

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Wed 11/11

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Wed 11/18

7:45 am-5:26 pm

2 stops24h 41m

$1,919

Quickest round-trip

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Wed 11/11

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Wed 11/18

7:45 am-4:25 pm

3 stops23h 40m

$1,919

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 Washington, D.C. to Guam

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

Other information

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of January, then book flights to Guam from Washington, D.C. during August instead. Flights to Guam in August, while not as cheap as those in January, still average around $2,245.

Can stopping save me money on Washington, D.C. to Guam flights?

You could potentially save up to 44% on your flight if you consider stops on a Washington, D.C. to Guam flight.

Cheap Washington, D.C. to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Guam

Best Price Found	$726
Fastest flight time	21h 35m
Direct flights	None

The best one-way flight to Guam from Washington, D.C. in the past 72 hours is $726. The best round-trip flight deal from Washington, D.C. to Guam found on momondo in the last 72 hours is $1,375.

The fastest flight from Washington, D.C. to Guam takes 21h 35m

There are no direct flights from Washington, D.C. to Guam. There are no popular flight routes from Washington, D.C. to Guam.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Guam

When did momondo last update prices for flights from Washington, D.C. to Guam?
Prices for flights from Washington, D.C. to Guam refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Guam?
The number of operators available for flights from Washington, D.C. to Guam is 1 as of August 2026.
How old do you have to be to fly from Washington, D.C. to Guam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Guam.
What documentation or ID do you need to fly to Guam?
The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. to Guam

Compare and see reviews for airlines that fly from Washington, D.C. to Guam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,944	Free Cancellation	Rating 7.4 10,146 reviews		Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Guam for you.

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

Yes. All flights to Guam from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Washington, D.C. and Guam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Washington, D.C. to Guam now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Guam and let you know when they change.

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Flights to Tamuningfrom $915

Cheap flights from Washington, D.C. to Guam from $726

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. to Guam departing on 12/7. 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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United Airlines flights from Washington, D.C. to Guam

Our best United Airlines deals on Washington, D.C. to Guam flight tickets

Delta flights from Washington, D.C. to Guam

Our best Delta deals on Washington, D.C. to Guam flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to Guam

What is the cheapest month to fly to Guam?

Can stopping save me money on Washington, D.C. to Guam flights?

What is the cheapest airline that flies from Washington, D.C. to Guam?

How long is the flight from Washington, D.C. to Guam?

Cheap Washington, D.C. to Guam flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Guam

Best airlines flying from Washington, D.C. to Guam

Compare and see reviews for airlines that fly from Washington, D.C. to Guam with momondo

Why use momondo?

An easier way to manage your Guam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Guam

Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. flight routes

According to popular flight searches on momondo this year

Guam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Guam

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Guam

List of cabin classes available on flights landing in Guam. Availability may vary depending on flight origin and airline.

Complete your trip to Guam

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According to popular flight searches on momondo this year