HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Guam

$1,538+ Cheap flights from Reagan-National (DCA) to Guam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — GUM
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Guam with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Guam

Cheapest flights from Reagan-National to Guam
Explore the most affordable flight options available from Reagan-National to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/105:59 pm
DCA
-
GUM
2 stops43h 21m
United Airlines
Fri 2/137:40 am
GUM
-
DCA
3 stops28h 16m
United Airlines
Deal found 1/28$1,598
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:30 pm
DCA
-
GUM
3 stops58h 20m
United Airlines
Sun 9/277:10 am
GUM
-
DCA
2 stops20h 29m
United Airlines
Deal found 1/26$1,708
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:59 pm
DCA
-
GUM
2 stops32h 06m
United Airlines
Wed 5/137:05 am
GUM
-
DCA
2 stops30h 53m
United Airlines
Deal found 1/27$1,919
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:30 am
DCA
-
GUM
2 stops21h 35m
United Airlines
Thu 6/187:05 am
GUM
-
DCA
2 stops20h 34m
United Airlines
Deal found 1/27$1,969
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:30 pm
DCA
-
GUM
2 stops28h 45m
Delta
Tue 9/155:00 pm
GUM
-
DCA
2 stops44h 24m
Delta
Deal found 1/28$1,984
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:00 am
DCA
-
GUM
2 stops22h 05m
United Airlines
Sat 4/1112:55 pm
GUM
-
DCA
2 stops23h 20m
United Airlines
Deal found 1/28$2,201
This United Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:59 pm
DCA
-
GUM
2 stops32h 51m
United Airlines
Thu 3/267:25 am
GUM
-
DCA
2 stops21h 34m
United Airlines
Deal found 1/29$2,229
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:59 pm
DCA
-
GUM
2 stops32h 51m
United Airlines
Sat 3/217:25 am
GUM
-
DCA
2 stops28h 20m
United Airlines
Deal found 1/28$2,279
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
DCA
-
GUM
2 stops22h 05m
United Airlines
Fri 3/137:25 am
GUM
-
DCA
2 stops30h 25m
United Airlines
Deal found 1/28$2,329
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:30 am
DCA
-
GUM
2 stops21h 35m
United Airlines
Fri 6/57:05 am
GUM
-
DCA
3 stops25h 07m
United Airlines
Deal found 1/27$2,409
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:00 am
DCA
-
GUM
2 stops22h 05m
United Airlines
Fri 2/207:40 am
GUM
-
DCA
3 stops28h 16m
United Airlines
Deal found 1/28$2,479

Find flight deals from Reagan-National to Guam

Keep the following information in mind while searching for Reagan-National to Guam flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,598
(United Airlines)

One-way from

$1,538
(Delta)

Popular in

April

Cheapest in

February

Average price

$2,197
Provider with most accurate pricing for Washington, D.C. (WAS)-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Tamuning Guam Intl flights.
Search Deals
From Washington, D.C. Reagan-National to Guam
Search Deals
One-way flight from Washington, D.C. Reagan-National to Guam
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($477 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($104 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Guam 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Guam that are best for you.

Fly from

Reagan-National

Fly to

Guam

Route

Depart

Return

Price

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 2/10

5:59 pm-4:20 am

2 stops43h 21m

Tamuning Guam Intl

Fri 2/13

7:40 am-8:56 pm

3 stops28h 16m

$1,598

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Thu 5/28

6:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Wed 6/17

7:05 am-1:39 pm

2 stops20h 34m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 5/27

6:30 am-6:05 pm

2 stops21h 35m

Tamuning Guam Intl

Thu 6/18

7:05 am-1:39 pm

2 stops20h 34m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 5/26

7:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Wed 6/17

7:05 am-1:39 pm

2 stops20h 34m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 5/27

7:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Tue 6/16

7:05 am-5:48 pm

3 stops24h 43m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 5/27

6:30 am-6:05 pm

2 stops21h 35m

Tamuning Guam Intl

Wed 6/17

7:05 am-3:55 pm

2 stops22h 50m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Wed 5/27

7:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Mon 6/15

7:05 am-10:08 pm

2 stops29h 03m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 5/26

6:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Thu 6/18

7:05 am-8:35 pm

2 stops27h 30m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Tue 5/26

7:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Tue 6/16

7:05 am-3:55 pm

2 stops22h 50m

$1,969

Washington, D.C.Tamuning

DCA - GUM

DCAGUM

Washington, D.C. Reagan-National

Mon 5/25

7:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Thu 6/18

7:05 am-6:25 pm

2 stops25h 20m

$1,969

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 12 results
1
2

Best time to book a flight from Reagan-National to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Guam
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Guam. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Guam, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Guam?

    A quick flight from Washington, D.C. Reagan-National Airport to Guam can take about 43h 21m. United Airlines provides one of the quickest options available for as low as $1,598. Washington, D.C. Reagan-National Airport and Guam are separated by a distance of 7920 mi.

  • Can I find deals for flights from Reagan-National to Guam that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Guam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Guam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Guam.

  • Can I find deals for business class flights from Reagan-National to Guam?

    Yes. Cheapflights offers flight deals from Reagan-National to Guam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Guam

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Melbourne flights
Dulles Intl to Sydney flights
Baltimore to Melbourne flights
Reagan-National to Melbourne flights
Dulles Intl to Auckland flights
Reagan-National to Sydney flights
Baltimore to Auckland flights
Baltimore to Sydney flights
Reagan-National to Auckland flights
Dulles Intl to Avalon flights
Dulles Intl to Brisbane flights
Dulles Intl to Papeete flights
Reagan-National to Brisbane flights
Baltimore to Brisbane flights
Reagan-National to Papeete flights
Dulles Intl to Nadi flights
Baltimore to Nadi flights
Baltimore to Papeete flights
Baltimore to Avalon flights
Reagan-National to Nadi flights
Reagan-National to Perth flights
Baltimore to Perth flights
Reagan-National to Canberra flights
Dulles Intl to Adelaide flights
Dulles Intl to Canberra flights
Baltimore to Adelaide flights
Dulles Intl to Perth flights
Dulles Intl to I Fadang flights
Baltimore to Canberra flights
Dulles Intl to Tamuning flights
Reagan-National to Adelaide flights
Baltimore to Wellington flights
Dulles Intl to Wellington flights
Baltimore to Christchurch flights
Dulles Intl to Christchurch flights
Reagan-National to Vaitape flights
Reagan-National to Christchurch flights
Baltimore to Tamuning flights
Dulles Intl to Rarotonga flights
Dulles Intl to Coolangatta flights
Baltimore to Hobart flights
Reagan-National to Wellington flights
Reagan-National to Tamuning flights
Dulles Intl to Queenstown flights
Reagan-National to Queenstown flights
Baltimore to Queenstown flights
Baltimore to Rarotonga flights
Reagan-National to Hobart flights

Top airline flying from Reagan-National to Guam

Discover the top airline that operate flights from Reagan-National to Guam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,010Average$2,277FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.