How long is the flight from Washington, D.C. Dulles Intl Airport to Guyana?

Copa Airlines and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Guyana in just under 10h 57m. Your travel time can differ by up to 6h 25m. There are 2539 mi between Washington, D.C. Dulles Intl Airport and Guyana. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Guyana ranges from 3.1 - 12.6 inches per month. June is typically the wettest month, when rainfall can reach 12.6 in. September is typically the driest time to visit Guyana when rainfall is around 3.1 in.

If weather is an important factor for your trip to Guyana, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

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

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

How can I find direct flights from Dulles Intl to Guyana?

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

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

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

$226+ Flights from Washington, D.C. Dulles Intl Airport to Guyana

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Cheap flight deals from Dulles Intl to Guyana

Cheapest flights from Dulles Intl to Guyana
Explore the most affordable flight options available from Dulles Intl to Guyana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mCopa Airlines

Wed 1/73:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$654

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mCopa Airlines

Tue 1/63:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$684

Fri 12/124:15 pmIAD - GEO

2 stops33h 40mAvianca

Thu 12/184:00 amGEO - IAD

1 stop10h 15mAvianca

Deal found 12/11

$720

Wed 12/316:35 amIAD - GEO

2 stops16h 24mAmerican Airlines

Wed 1/77:00 amGEO - IAD

2 stops17h 12mAmerican Airlines

Deal found 12/10

$795

Wed 12/316:05 amIAD - GEO

2 stops34h 40mMultiple Airlines

Wed 1/73:20 amGEO - IAD

1 stop11h 38mMultiple Airlines

Deal found 12/11

$804

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mUnited Airlines

Sat 1/101:30 amGEO - IAD

1 stop20h 19mUnited Airlines

Deal found 12/10

$833

Wed 12/244:30 pmIAD - OGL

2 stops18h 35mMultiple Airlines

Wed 12/316:25 pmOGL - IAD

3 stops18h 23mMultiple Airlines

Deal found 12/11

$1,853

Best flights from Dulles Intl to Guyana
Discover carefully curated flight deals from Dulles Intl to Guyana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Sat 1/311:18 amIAD - GEO

1 stop10h 57mCopa Airlines

Tue 2/33:20 amGEO - IAD

1 stop11h 40mCopa Airlines

Deal found 12/10

$509

Thu 2/266:03 amIAD - GEO

1 stop17h 22mUnited Airlines

Mon 3/23:23 amGEO - IAD

1 stop21h 09mUnited Airlines

Deal found 12/11

$650

Thu 1/89:00 amIAD - OGL

3 stops27h 30mMultiple Airlines

Thu 1/155:15 pmOGL - IAD

3 stops28h 39mMultiple Airlines

Deal found 12/10

$869

Sat 1/101:12 amIAD - GEO

1 stop11h 03mCopa Airlines

Thu 1/222:13 pmGEO - IAD

1 stop14h 00mCopa Airlines

Deal found 12/10

$509

Thu 1/83:25 pmIAD - GEO

1 stop9h 33mCopa Airlines

Wed 1/143:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/10

$509

Mon 2/231:18 amIAD - GEO

1 stop10h 57mCopa Airlines

Tue 3/32:19 pmGEO - IAD

1 stop13h 56mCopa Airlines

Deal found 12/10

$509

Tue 2/248:15 amIAD - GEO

2 stops16h 43mUnited Airlines

Mon 3/23:23 amGEO - IAD

1 stop11h 37mUnited Airlines

Deal found 12/10

$651

Sun 2/225:35 pmIAD - GEO

2 stops31h 23mUnited Airlines

Mon 3/23:23 amGEO - IAD

1 stop11h 37mUnited Airlines

Deal found 12/11

$667

Sun 2/225:35 pmIAD - GEO

1 stop29h 50mUnited Airlines

Tue 3/31:30 amGEO - IAD

1 stop20h 11mUnited Airlines

Deal found 12/11

$670

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mCopa Airlines

Tue 1/63:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$684

Sun 2/225:35 pmIAD - GEO

1 stop29h 50mUnited Airlines

Sat 2/281:30 amGEO - IAD

1 stop21h 46mUnited Airlines

Deal found 12/11

$690

Mon 1/193:25 pmIAD - GEO

1 stop9h 33mUnited Airlines

Thu 1/223:20 amGEO - IAD

1 stop11h 38mUnited Airlines

Deal found 12/11

$758

Wed 12/244:30 pmIAD - OGL

2 stops18h 35mMultiple Airlines

Wed 12/316:25 pmOGL - IAD

3 stops18h 23mMultiple Airlines

Deal found 12/11

$1,853

Last-minute flights from Dulles Intl to Guyana
Discover last-minute flight deals from Dulles Intl to Guyana. Data last updated December 12, 2025 and is based on user searches.

Wed 12/244:30 pmIAD - OGL

2 stops18h 35mMultiple Airlines

Wed 12/316:25 pmOGL - IAD

3 stops18h 23mMultiple Airlines

Deal found 12/11

$1,853

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mCopa Airlines

Wed 1/73:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$654

Wed 12/313:32 pmIAD - GEO

1 stop9h 27mCopa Airlines

Tue 1/63:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$684

Thu 1/18:25 amIAD - GEO

1 stop16h 33mCopa Airlines

Thu 1/83:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$628

Thu 1/83:25 pmIAD - GEO

1 stop9h 33mCopa Airlines

Wed 1/143:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/10

$509

Thu 1/87:01 amIAD - GEO

2 stops15h 12mAmerican Airlines

Thu 1/157:00 amGEO - IAD

2 stops17h 12mAmerican Airlines

Deal found 12/10

$664

Thu 1/89:00 amIAD - OGL

3 stops27h 30mMultiple Airlines

Thu 1/155:15 pmOGL - IAD

3 stops28h 39mMultiple Airlines

Deal found 12/10

$869

Thu 1/152:35 pmIAD - GEO

1 stop11h 20mAvianca

Tue 1/204:00 amGEO - IAD

1 stop10h 15mAvianca

Deal found 12/11

$629

Fri 1/166:15 pmIAD - GEO

2 stops31h 40mAvianca

Tue 1/204:00 amGEO - IAD

1 stop10h 15mAvianca

Deal found 12/11

$447

Fri 1/163:25 pmIAD - GEO

1 stop20h 50mCopa Airlines

Tue 1/203:20 amGEO - IAD

1 stop11h 38mCopa Airlines

Deal found 12/11

$546

Fri 1/165:45 pmIAD - GEO

1 stop29h 40mUnited Airlines

Tue 1/201:30 amGEO - IAD

1 stop15h 44mUnited Airlines

Deal found 12/11

$681

Sat 1/3112:50 pmIAD - GEO

1 stop10h 35mUnited Airlines

Sat 6/612:45 amGEO - IAD

1 stop10h 52mUnited Airlines

Deal found 12/10

$569

One-way flights from Dulles Intl to Guyana
Search for one-way flight options from Dulles Intl to Guyana. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Wed 3/115:15 pmIAD - GEO

2 stops33h 40mAvianca

Deal found 12/11

$226

Fri 2/275:37 pmIAD - GEO

3 stops32h 18mMultiple Airlines

Deal found 12/11

$284

Tue 3/106:20 amIAD - GEO

3 stops48h 55mMultiple Airlines

Deal found 12/11

$291

Tue 3/103:35 pmIAD - GEO

1 stop11h 20mAvianca

Deal found 12/11

$292

Wed 3/116:20 amIAD - OGL

3 stops51h 40mMultiple Airlines

Deal found 12/10

$296

Mon 1/56:15 pmIAD - GEO

2 stops31h 40mAvianca

Deal found 12/10

$310

Wed 3/116:20 amIAD - GEO

3 stops42h 25mMultiple Airlines

Deal found 12/10

$313

Tue 3/106:20 amIAD - OGL

3 stops59h 05mMultiple Airlines

Deal found 12/10

$330

Fri 2/275:37 pmIAD - OGL

3 stops38h 33mMultiple Airlines

Deal found 12/11

$348

Tue 12/302:35 pmIAD - GEO

1 stop11h 20mAvianca

Deal found 12/11

$415

Mon 12/155:45 amIAD - OGL

3 stops30h 00mMultiple Airlines

Deal found 12/10

$949

Find flight deals from Dulles Intl to Guyana

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$447 (Priceline)
One-way from	$226 (FlightHub)
Popular in	December
Cheapest in	February
Average price	$904

Provider with most accurate pricing for Washington, D.C. (WAS)-Georgetown Cheddi Jagan Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Georgetown Cheddi Jagan Intl flights.

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From Washington, D.C. Dulles Intl to Guyana

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Guyana

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($119 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Guyana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Sat 1/31

1:18 am-1:15 pm

1 stop10h 57m

Georgetown Cheddi Jagan Intl

Tue 2/3

3:20 am-2:00 pm

1 stop11h 40m

$509

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Sat 1/10

1:12 am-1:15 pm

1 stop11h 03m

Georgetown Cheddi Jagan Intl

Thu 1/22

2:13 pm-3:13 am

1 stop14h 00m

$509

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Thu 1/8

3:25 pm-1:58 am

1 stop9h 33m

Georgetown Cheddi Jagan Intl

Wed 1/14

3:20 am-1:58 pm

1 stop11h 38m

$509

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Mon 2/23

1:18 am-1:15 pm

1 stop10h 57m

Georgetown Cheddi Jagan Intl

Tue 3/3

2:19 pm-3:15 am

1 stop13h 56m

$509

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Thu 2/26

6:03 am-12:25 am

1 stop17h 22m

Georgetown Cheddi Jagan Intl

Mon 3/2

3:23 am-11:32 pm

1 stop21h 09m

$650

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Tue 2/24

8:15 am-1:58 am

2 stops16h 43m

Georgetown Cheddi Jagan Intl

Mon 3/2

3:23 am-2:00 pm

1 stop11h 37m

$651

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Sun 2/22

5:35 pm-1:58 am

2 stops31h 23m

Georgetown Cheddi Jagan Intl

Mon 3/2

3:23 am-2:00 pm

1 stop11h 37m

$667

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Sun 2/22

5:35 pm-12:25 am

1 stop29h 50m

Georgetown Cheddi Jagan Intl

Tue 3/3

1:30 am-8:41 pm

1 stop20h 11m

$670

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Wed 12/31

3:32 pm-1:59 am

1 stop9h 27m

Georgetown Cheddi Jagan Intl

Tue 1/6

3:20 am-1:58 pm

1 stop11h 38m

$684

Washington, D.C.Georgetown

IAD - GEO

IADGEO

Washington, D.C. Dulles Intl

Sun 2/22

5:35 pm-12:25 am

1 stop29h 50m

Georgetown Cheddi Jagan Intl

Sat 2/28

1:30 am-10:16 pm

1 stop21h 46m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 24 results

Best time to book a flight from Dulles Intl to Guyana

Have a flexible travel schedule? Discover the best time to fly to Guyana 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 Guyana

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

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Guyana in the evening. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Guyana

Get a feel of what it's like to fly with Copa Airlines from Washington, D.C. Dulles Intl Airport to Guyana by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

4.0

Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Copa Airlines

7.6

Good

1,558 reviews

Copa Airlines

7.6

Good

1,558 reviews

Reviews

1 / 20

4.0

Okay

Juan Pablo,Sep 2025

PTY - VVI

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Guyana?
Copa Airlines and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Guyana in just under 10h 57m. Your travel time can differ by up to 6h 25m. There are 2539 mi between Washington, D.C. Dulles Intl Airport and Guyana. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Dulles Intl to Guyana that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Guyana flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Guyana?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Guyana.
Can I find deals for business class flights from Dulles Intl to Guyana?
Yes. Cheapflights offers flight deals from Dulles Intl to Guyana 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

Alternative routes for Dulles Intl to Guyana

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Dulles Intl to Guarulhos Intl flights

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Reagan-National to Jose Maria Cordova Intl flights

Dulles Intl to Cartagena flights

Dulles Intl to Rio de Janeiro–Galeão Intl flights

Dulles Intl to Ministro Pistarini flights

Baltimore to Jose Maria Cordova Intl flights

Baltimore to Cartagena flights

Baltimore to Rio de Janeiro–Galeão Intl flights

Reagan-National to Cartagena flights

Reagan-National to Rio de Janeiro–Galeão Intl flights

Dulles Intl to Santiago flights

Reagan-National to Bogotá flights

Dulles Intl to Jorge Newbery flights

Reagan-National to Ministro Pistarini flights

Baltimore to Ministro Pistarini flights

Dulles Intl to Santos Dumont flights

Reagan-National to Santiago flights

Reagan-National to Guarulhos Intl flights

Baltimore to Bogotá flights

Baltimore to Guarulhos Intl flights

Dulles Intl to Quito flights

Baltimore to Santiago flights

Reagan-National to Quito flights

Dulles Intl to Cali flights

Dulles Intl to Santa Cruz de la Sierra flights

Dulles Intl to Viracopos flights

Dulles Intl to Guayaquil flights

Baltimore to Georgetown flights

Reagan-National to Georgetown flights

Baltimore to Quito flights

Dulles Intl to Montevideo flights

Dulles Intl to Georgetown flights

Reagan-National to Viracopos flights

Dulles Intl to La Paz flights

Dulles Intl to Barranquilla flights

Reagan-National to Cali flights

Baltimore to Cali flights

Reagan-National to Santa Cruz de la Sierra flights

Reagan-National to Montevideo flights

Baltimore to Montevideo flights

Top airline flying from Dulles Intl to Guyana

Airline	Cheapest	Average	Flexibility	On-time
Copa Airlines	Cheapest$503	Average$619	FlexibilityNo cancel fee	On-time70%

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$226+ Cheap flights from Dulles Intl (IAD) to Guyana

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to Guyana

Cheapest flights from Dulles Intl to GuyanaExplore the most affordable flight options available from Dulles Intl to Guyana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Dulles Intl to Guyana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Dulles Intl to Guyana

Keep the following information in mind while searching for Dulles Intl to Guyana flight deals. Data was last updated December 12, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Guyana that are best for you.

Best time to book a flight from Dulles Intl to Guyana

Have a flexible travel schedule? Discover the best time to fly to Guyana from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Guyana

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

Find hourly flight availability from Dulles Intl to Guyana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Reviews of airlines servicing Guyana

Get a feel of what it's like to fly with Copa Airlines from Washington, D.C. Dulles Intl Airport to Guyana by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Dulles Intl to Guyana?

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

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 Dulles Intl to Guyana

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Dulles Intl to Guyana

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Cheapest flights from Dulles Intl to Guyana
Explore the most affordable flight options available from Dulles Intl to Guyana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.