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Grand Cayman

$126+ Cheap flights from Dulles Intl (IAD) to Grand Cayman

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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GCM
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Dulles Intl to Grand Cayman

Keep the following information in mind while searching for Dulles Intl to Grand Cayman flight deals. Data was last updated September 16, 2025.

Round-trip from

$360
(Priceline)

One-way from

$126
(Air Canada)

Popular in

November

Cheapest in

May

Average price

$645
From Washington, D.C. Dulles Intl to Grand Cayman
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One-way flight from Washington, D.C. Dulles Intl to Grand Cayman
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Highest demand for flights based on searches. 9% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Grand Cayman

Cheapest flights from Dulles Intl to Grand Cayman
Explore the most affordable flight options available from Dulles Intl to Grand Cayman. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:20 pmIAD - GCM
2 stops23h 05mAir Canada
Thu 11/61:30 pmGCM - IAD
2 stops22h 09mAir Canada
Deal found 9/14$360
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:11 pmIAD - GCM
1 stop14h 14mAir Canada
Thu 12/41:30 pmGCM - IAD
1 stop7h 50mAir Canada
Deal found 9/14$430
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:30 pmIAD - GCM
1 stop19h 55mAir Canada
Tue 12/91:30 pmGCM - IAD
1 stop22h 15mAir Canada
Deal found 9/13$439
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/296:00 amIAD - GCM
1 stop10h 30mUnited Airlines
Wed 11/55:45 pmGCM - IAD
1 stop17h 43mUnited Airlines
Deal found 9/14$446
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/226:30 amIAD - GCM
1 stop7h 15mUnited Airlines
Fri 12/265:10 pmGCM - IAD
Nonstop3h 19mUnited Airlines
Deal found 9/15$453
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/126:00 amIAD - GCM
1 stop10h 30mUnited Airlines
Wed 11/195:45 pmGCM - IAD
1 stop28h 27mUnited Airlines
Deal found 9/16$456
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 9/213:15 pmIAD - GCM
1 stop21h 20mMultiple Airlines
Sun 9/284:45 pmGCM - IAD
1 stop20h 40mMultiple Airlines
Deal found 9/14$478
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/23:15 pmIAD - GCM
1 stop7h 00mMultiple Airlines
Mon 10/67:00 amGCM - IAD
1 stop6h 25mMultiple Airlines
Deal found 9/13$480
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sun 10/263:10 pmIAD - GCM
1 stop21h 25mMultiple Airlines
Thu 10/304:45 pmGCM - IAD
1 stop21h 09mMultiple Airlines
Deal found 9/16$482
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 12/2512:54 pmIAD - GCM
Nonstop3h 41mUnited Airlines
Tue 12/305:10 pmGCM - IAD
Nonstop3h 19mUnited Airlines
Deal found 9/16$487
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:25 pmIAD - GCM
1 stop21h 00mAir Canada
Thu 11/61:30 pmGCM - IAD
2 stops22h 09mAir Canada
Deal found 9/14$490
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/166:00 amIAD - GCM
1 stop7h 15mUnited Airlines
Sat 11/225:30 pmGCM - IAD
Nonstop3h 19mUnited Airlines
Deal found 9/15$492

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Grand Cayman 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 September 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Grand Cayman that are best for you.

Fly from

Dulles Intl

Fly to

Grand Cayman

Route

Depart

Return

Price

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Wed 11/12

6:00 am-4:30 pm

1 stop10h 30m

George Town Owen Roberts Intl

Wed 11/19

5:45 pm-10:12 pm

1 stop28h 27m

$456

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Thu 12/25

12:54 pm-4:35 pm

Nonstop3h 41m

George Town Owen Roberts Intl

Tue 12/30

5:10 pm-8:29 pm

Nonstop3h 19m

$487

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sun 11/16

6:00 am-1:15 pm

1 stop7h 15m

George Town Owen Roberts Intl

Sat 11/22

5:30 pm-8:49 pm

Nonstop3h 19m

$492

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Thu 11/13

8:30 am-4:30 pm

1 stop8h 00m

George Town Owen Roberts Intl

Tue 11/18

5:45 pm-11:28 am

1 stop17h 43m

$502

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Tue 11/18

8:30 am-4:30 pm

1 stop8h 00m

George Town Owen Roberts Intl

Sun 11/23

2:25 pm-7:27 am

1 stop17h 02m

$502

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Fri 1/23

10:28 pm-1:45 pm

1 stop15h 17m

George Town Owen Roberts Intl

Wed 1/28

2:25 pm-11:18 pm

1 stop8h 53m

$502

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 11/1

12:54 pm-3:35 pm

Nonstop3h 41m

George Town Owen Roberts Intl

Tue 11/4

5:45 pm-8:51 pm

1 stop27h 06m

$508

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 2/28

12:54 pm-4:35 pm

Nonstop3h 41m

George Town Owen Roberts Intl

Sat 3/7

5:15 pm-8:34 pm

Nonstop3h 19m

$543

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sun 2/8

10:28 pm-1:45 pm

1 stop15h 17m

George Town Owen Roberts Intl

Fri 2/13

2:25 pm-11:08 pm

1 stop8h 43m

$556

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Tue 12/23

12:54 pm-4:35 pm

Nonstop3h 41m

$166

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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

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

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman (average of $467). Flying from Washington, D.C. Dulles Intl Airport to Grand Cayman in March is currently the most expensive (average of $594). 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 LAW?

Find hourly flight availability from Dulles Intl to Grand Cayman. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Grand Cayman as you normally would.

Reviews of airlines servicing Grand Cayman

Get insights into the airlines that provide service to Grand Cayman. 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 Grand Cayman. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Grand Cayman, such as Delta, United Airlines, and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Airlines like United Airlines fly from Washington, D.C. Dulles Intl Airport to Grand Cayman in about 10h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. Dulles Intl Airport to Grand Cayman is about 1377 mi.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Grand Cayman?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman is generally $529, our data shows the cheapest flight currently is $222. When looking at the most popular route, (Washington, D.C. Dulles Intl - George Town Owen Roberts Intl), you can expect to pay $478 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Grand Cayman 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 Grand Cayman?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman (average of $467). Flying from Washington, D.C. Dulles Intl Airport to Grand Cayman in March is currently the most expensive (average of $594). 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 Grand Cayman

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to George Town flights
Dulles Intl to George Town flights
Reagan-National to George Town flights
Dulles Intl to Cayman Brac flights

Top 3 airlines flying from Dulles Intl to Grand Cayman

Discover the top 3 airlines that operate flights from Dulles Intl to Grand Cayman. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$449Average$673FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$493Average$600FlexibilityNo cancel feeOn-time69%
DeltaCheapest$493Average$601FlexibilityNo cancel feeOn-timeN/A

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