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$118+ Cheap flights from Dulles Intl (IAD) to Belize

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BZE
nov. 22 — nov. 291
sáb. 11/22
sáb. 11/29
1 adult, Economy
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Find flight deals from Dulles Intl to Belize

Cheapest flights from Dulles Intl to Belize
Explore the most affordable flight options available from Dulles Intl to Belize. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 23, 2025.

This United Airlines deal was found by Cheapflights users on 10/22. 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.
sáb. 12/66:30 amIAD - BZE
1 stop8h 20mUnited Airlines
sáb. 12/131:18 pmBZE - IAD
1 stop8h 03mUnited Airlines
Deal found 10/22$330
This United Airlines deal was found by Cheapflights users on 10/22. 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.
dom. 11/166:00 amIAD - BZE
1 stop9h 32mUnited Airlines
sáb. 11/221:18 pmBZE - IAD
1 stop7h 46mUnited Airlines
Deal found 10/22$332
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/116:04 amIAD - BZE
1 stop10h 00mAmerican Airlines
mar. 11/181:12 pmBZE - IAD
1 stop8h 21mAmerican Airlines
Deal found 10/21$334
This American Airlines deal was found by Cheapflights users on 10/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:29 pmIAD - BZE
2 stops19h 42mAmerican Airlines
jue. 12/44:20 pmBZE - IAD
2 stops20h 14mAmerican Airlines
Deal found 10/22$335
This American Airlines deal was found by Cheapflights users on 10/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/135:08 pmIAD - BZE
2 stops21h 19mAmerican Airlines
mié. 12/171:11 pmBZE - IAD
1 stop8h 48mAmerican Airlines
Deal found 10/23$337
This American Airlines deal was found by Cheapflights users on 10/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/106:00 amIAD - BZE
1 stop10h 07mAmerican Airlines
dom. 12/142:36 pmBZE - IAD
2 stops18h 44mAmerican Airlines
Deal found 10/23$340
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/52:16 pmIAD - BZE
1 stop25h 46mAmerican Airlines
dom. 12/74:20 pmBZE - IAD
2 stops20h 14mAmerican Airlines
Deal found 10/21$346
This American Airlines deal was found by Cheapflights users on 10/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/276:34 amIAD - BZE
2 stops30h 36mAmerican Airlines
mié. 12/31:11 pmBZE - IAD
1 stop8h 48mAmerican Airlines
Deal found 10/22$349
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/245:29 pmIAD - BZE
2 stops22h 51mAmerican Airlines
mar. 12/24:20 pmBZE - IAD
2 stops29h 48mAmerican Airlines
Deal found 10/21$351
This Copa Airlines deal was found by Cheapflights users on 10/21. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/101:13 amIAD - BZE
1 stop16h 17mCopa Airlines
mar. 11/185:25 pmBZE - IAD
1 stop8h 57mCopa Airlines
Deal found 10/21$352
This United Airlines deal was found by Cheapflights users on 10/20. 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.
mar. 11/1110:10 pmIAD - BZE
1 stop15h 04mUnited Airlines
sáb. 11/153:00 pmBZE - IAD
1 stop7h 59mUnited Airlines
Deal found 10/20$354

Cheap flight deals from Dulles Intl to Belize

Keep the following information in mind while searching for Dulles Intl to Belize flight deals. Data was last updated octubre 23, 2025.

Round-trip from

$330
(United Airlines)

One-way from

$118
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$363
From Washington, D.C. Dulles Intl to Belize
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Belize
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Belize 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 octubre 23, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Belize that are best for you.

Fly from

Dulles Intl

Fly to

Belize

Route

Depart

Return

Price

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

vie. 12/5

10:35 pm-1:50 pm

1 stop16h 15m

Belize City Philip S.W.Goldson

mié. 12/10

1:18 pm-10:15 pm

1 stop7h 57m

$330

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

dom. 11/16

6:00 am-2:32 pm

1 stop9h 32m

Belize City Philip S.W.Goldson

sáb. 11/22

1:18 pm-10:04 pm

1 stop7h 46m

$332

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

dom. 1/4

6:00 am-2:47 pm

1 stop9h 47m

Belize City Philip S.W.Goldson

jue. 1/15

1:40 pm-11:17 pm

1 stop8h 37m

$334

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

mar. 12/2

5:29 pm-12:11 pm

2 stops19h 42m

Belize City Philip S.W.Goldson

jue. 12/4

4:20 pm-1:34 pm

2 stops20h 14m

$335

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

lun. 1/5

6:45 am-12:15 pm

1 stop6h 30m

Belize City Philip S.W.Goldson

mié. 1/21

1:17 pm-11:53 am

2 stops21h 36m

$339

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

mié. 12/10

2:16 pm-12:11 pm

2 stops22h 55m

Belize City Philip S.W.Goldson

dom. 12/14

2:36 pm-1:34 pm

2 stops21h 58m

$340

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

lun. 11/10

1:13 am-4:30 pm

1 stop16h 17m

Belize City Philip S.W.Goldson

mar. 11/18

5:25 pm-3:22 am

1 stop8h 57m

$352

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

lun. 1/5

1:12 am-10:30 am

1 stop10h 18m

Belize City Philip S.W.Goldson

mar. 1/20

11:26 am-11:30 pm

1 stop11h 04m

$352

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

mar. 11/25

8:22 am-4:30 pm

1 stop9h 08m

Belize City Philip S.W.Goldson

mar. 12/2

5:24 pm-3:22 am

1 stop8h 58m

$352

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

mié. 1/21

5:46 pm-3:16 pm

2 stops22h 30m

Belize City Philip S.W.Goldson

mié. 1/28

4:16 pm-12:36 pm

2 stops19h 20m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 19 results
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Best time to book a flight from Dulles Intl to Belize

Have a flexible travel schedule? Discover the best time to fly to Belize from Dulles Intl 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. Dulles Intl Airport to Belize

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Belize?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Belize (average of $123). Flying from Washington, D.C. Dulles Intl Airport to Belize in December is currently the most expensive (average of $400). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to BZ?

Find hourly flight availability from Dulles Intl to Belize. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 23, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Belize, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 62% versus a flight in the morning.

Reviews of airlines servicing Belize

Get insights into the airlines that provide service to Belize. 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 Belize. Reviews last updated octubre 23, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Belize to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,982 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,982 reviews
Delta
7.9
Good
7,982 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,995 reviews
Delta
7.9
Good
7,982 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,982 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Belize. 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. Dulles Intl Airport to Belize?

    United Airlines, Delta, and American Airlines can get you from Washington, D.C. Dulles Intl Airport to Belize in just under 9h 47m. Your travel time can differ by up to 9h 55m. The distance between Washington, D.C. Dulles Intl Airport and Belize is about 1616 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Belize?

    While some choose either Washington, D.C. Dulles Intl - Belmopan or Washington, D.C. Dulles Intl - Placencia, Washington, D.C. Dulles Intl - Belize City Philip S.W.Goldson is the most popular route from Washington, D.C. Dulles Intl Airport to Belize.

  • Can I find deals for flights from Dulles Intl to Belize that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Belize flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Belize?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Belize.

  • Can I find deals for business class flights from Dulles Intl to Belize?

    Yes. Cheapflights offers flight deals from Dulles Intl to Belize by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Belize?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Belize (average of $123). Flying from Washington, D.C. Dulles Intl Airport to Belize in December is currently the most expensive (average of $400). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Belize

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to San Pedro Town flights

Top 3 airlines flying from Dulles Intl to Belize

Discover the top 3 airlines that operate flights from Dulles Intl to Belize. 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 octubre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$283Average$434FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$284Average$487FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$469FlexibilityNo cancel feeOn-time71%

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