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$158+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BZE
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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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 April 25, 2025.

Round-trip from

$358
(American Airlines)

One-way from

$158
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$720
From Washington, D.C. Dulles Intl to Belize
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One-way flight from Washington, D.C. Dulles Intl to Belize
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Highest demand for flights based on searches. 17% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 25, 2025.

This American Airlines deal was found by Cheapflights users on 4/25. 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.
Tue 7/85:39 pmIAD - BZE
2 stops20h 21mAmerican Airlines
Tue 7/151:00 pmBZE - IAD
2 stops17h 33mAmerican Airlines
Deal found 4/25$358
This Copa Airlines deal was found by Cheapflights users on 4/25. 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.
Mon 5/52:21 amIAD - BZE
1 stop16h 06mCopa Airlines
Fri 5/95:38 pmBZE - IAD
1 stop8h 42mCopa Airlines
Deal found 4/25$360
This United Airlines deal was found by Cheapflights users on 4/24. 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 8/2610:05 pmIAD - BZE
1 stop17h 28mUnited Airlines
Sat 8/3012:20 pmBZE - IAD
1 stop7h 56mUnited Airlines
Deal found 4/24$376
This Delta deal was found by Cheapflights users on 4/25. 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 5/276:00 amIAD - BZE
1 stop7h 48mDelta
Thu 6/51:03 pmBZE - IAD
1 stop9h 25mDelta
Deal found 4/25$402
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/187:50 pmIAD - BZE
2 stops18h 25mSouthwest
Mon 7/211:35 pmBZE - IAD
2 stops21h 45mSouthwest
Deal found 4/24$540
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/304:05 amIAD - BZE
2 stops14h 22mMultiple Airlines
Fri 6/65:29 pmBZE - IAD
1 stop8h 51mMultiple Airlines
Deal found 4/24$623
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:30 amIAD - BZE
2 stops36h 34mAlaska Airlines
Sat 6/710:00 amBZE - IAD
2 stops19h 36mAlaska Airlines
Deal found 4/24$720

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 April 25, 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

Tue 7/8

5:39 pm-12:00 pm

2 stops20h 21m

Belize City Philip S.W.Goldson

Tue 7/15

1:00 pm-8:33 am

2 stops17h 33m

$358

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Mon 5/5

2:21 am-4:27 pm

1 stop16h 06m

Belize City Philip S.W.Goldson

Fri 5/9

5:38 pm-4:20 am

1 stop8h 42m

$360

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Tue 5/27

6:00 am-11:48 am

1 stop7h 48m

Belize City Philip S.W.Goldson

Thu 6/5

1:03 pm-9:34 pm

1 stop6h 31m

$402

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Sat 5/10

6:00 am-1:33 pm

1 stop9h 33m

Belize City Philip S.W.Goldson

Sat 5/17

2:35 pm-11:58 pm

1 stop7h 23m

$463

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Fri 7/18

7:50 pm-12:15 pm

2 stops18h 25m

Belize City Philip S.W.Goldson

Mon 7/21

1:35 pm-1:20 pm

2 stops21h 45m

$540

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Fri 5/30

4:05 am-4:27 pm

2 stops14h 22m

Belize City Philip S.W.Goldson

Fri 6/6

5:29 pm-4:20 am

1 stop8h 51m

$623

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Sun 5/25

6:30 am-5:04 pm

2 stops36h 34m

Belize City Philip S.W.Goldson

Sat 6/7

10:00 am-7:36 am

2 stops19h 36m

$720

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Fri 5/30

10:32 pm-9:35 am

1 stop13h 03m

$158

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Mon 5/26

2:21 am-4:27 pm

1 stop16h 06m

$160

Washington, D.C.Belize City

IAD - BZE

IADBZE

Washington, D.C. Dulles Intl

Tue 6/3

8:02 pm-11:20 am

2 stops17h 18m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 12 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 $363). Flying from Washington, D.C. Dulles Intl Airport to Belize in March is currently the most expensive (average of $653). 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 April 25, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Belize, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Belize by month

Plan your trip to Belize by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belize ranges from 1.6 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. March is typically the driest time to visit Belize when rainfall is around 1.6 in.

Temperature in Belize by month

Plan your trip to Belize by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belize, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

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 April 25, 2025.
To help decide which airline to fly from Washington, D.C. to Belize, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,928 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Copa Airlines
7.6
Good
1,411 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Belize one-way?

    $158 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Copa Airlines and American Airlines, with prices starting from $160 and $164, respectively.

  • 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 $363). Flying from Washington, D.C. Dulles Intl Airport to Belize in March is currently the most expensive (average of $653). 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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Top 4 airlines flying from Dulles Intl to Belize

Discover the top 4 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$287Average$329FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$301Average$492FlexibilityNo cancel feeOn-time71%
DeltaCheapest$302Average$448FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$328Average$555FlexibilityNo cancel feeOn-time69%

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