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Grand Cayman

$108+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GCM
Jun 16 — Jun 231
Tue 6/16
Tue 6/23
1 adult, Economy
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Cheap 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 May 17, 2026.

This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:20 am
IAD
-
GCM
1 stop9h 47m
American Airlines
Tue 6/912:33 pm
GCM
-
IAD
1 stop6h 00m
American Airlines
Deal found 5/13$321
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:10 am
IAD
-
GCM
1 stop6h 20m
American Airlines
Tue 8/252:10 pm
GCM
-
IAD
2 stops21h 38m
American Airlines
Deal found 5/13$326
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sun 12/62:06 pm
IAD
-
GCM
1 stop21h 54m
American Airlines
Thu 12/103:14 pm
GCM
-
IAD
1 stop8h 47m
American Airlines
Deal found 5/12$328
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:05 pm
IAD
-
GCM
2 stops16h 05m
American Airlines
Sun 12/131:25 pm
GCM
-
IAD
2 stops19h 19m
American Airlines
Deal found 5/13$331
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
IAD
-
GCM
2 stops30h 00m
American Airlines
Wed 7/85:10 pm
GCM
-
IAD
2 stops25h 30m
American Airlines
Deal found 5/13$340
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:22 pm
IAD
-
GCM
2 stops15h 39m
American Airlines
Thu 5/2812:01 pm
GCM
-
IAD
2 stops19h 49m
American Airlines
Deal found 5/13$376
This Air Canada deal was found by Cheapflights users on 5/17. 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.
Wed 6/312:40 pm
IAD
-
GCM
1 stop23h 45m
Air Canada
Mon 6/812:25 pm
GCM
-
IAD
1 stop7h 04m
Air Canada
Deal found 5/17$378
This Priceline deal was found by Cheapflights users on 5/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:06 pm
IAD
-
GCM
2 stops19h 19m
Air Canada
Mon 6/1512:25 pm
GCM
-
IAD
2 stops22h 18m
Air Canada
Deal found 5/16$383

Find 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 May 17, 2026.

Round-trip from

$321
(American Airlines)

One-way from

$108
(American Airlines)

Popular in

November

Cheapest in

January

Average price

$486
From Washington, D.C. Dulles Intl to Grand Cayman
Search Deals
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 ($58 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 May 2026
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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 May 17, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 6/6

12:40 pm-3:10 pm

Nonstop3h 30m

George Town Owen Roberts Intl

Sat 6/13

4:15 pm-8:39 pm

Nonstop3h 24m

$407

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 5/30

8:40 am-3:35 pm

1 stop7h 55m

George Town Owen Roberts Intl

Sat 6/6

4:15 pm-8:39 pm

Nonstop3h 24m

$415

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 6/6

6:30 am-3:35 pm

1 stop10h 05m

George Town Owen Roberts Intl

Tue 6/9

1:35 pm-10:44 pm

1 stop8h 09m

$421

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Tue 6/2

10:20 pm-12:30 pm

1 stop15h 10m

George Town Owen Roberts Intl

Sat 6/6

1:35 pm-10:43 pm

1 stop8h 08m

$425

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Sat 7/11

12:40 pm-3:10 pm

Nonstop3h 30m

George Town Owen Roberts Intl

Tue 7/14

1:35 pm-12:31 am

1 stop9h 56m

$491

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Fri 7/10

10:20 pm-1:30 pm

1 stop16h 10m

George Town Owen Roberts Intl

Mon 7/13

1:35 pm-10:43 pm

1 stop8h 08m

$492

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Tue 10/27

8:25 am-3:30 pm

1 stop8h 05m

George Town Owen Roberts Intl

Sat 10/31

4:10 pm-8:29 pm

Nonstop3h 19m

$531

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Thu 9/24

6:00 am-11:40 am

1 stop6h 40m

George Town Owen Roberts Intl

Mon 9/28

12:55 pm-12:10 am

1 stop10h 15m

$538

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Fri 10/16

6:00 am-11:40 am

1 stop6h 40m

George Town Owen Roberts Intl

Sun 10/18

12:55 pm-12:05 am

1 stop10h 10m

$538
Cheapest one-way

Washington, D.C.George Town

IAD - GCM

IADGCM

Washington, D.C. Dulles Intl

Mon 8/3

8:22 pm-11:25 am

1 stop16h 03m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman?

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman (average of $247). Flying from Washington, D.C. Dulles Intl Airport to Grand Cayman in September is currently the most expensive (average of $478). 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 May 17, 2026.

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 May 17, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Grand Cayman, such as 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.
United Airlines
7.4
Good
9,730 reviews

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,730 reviews
United Airlines
7.4
Good
9,730 reviews

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,654 reviews
United Airlines
7.4
Good
9,730 reviews

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 3h 30m. The time it takes to get you to your destination is usually consistent. The distance from Washington, D.C. Dulles Intl Airport to Grand Cayman is about 1377 mi. Generally, flights for this route are nonstop.

  • 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 $494, our data shows the cheapest flight currently is $342. When looking at the most popular route, (Washington, D.C. Dulles Intl - George Town Owen Roberts Intl), you can expect to pay $415 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Cayman (average of $247). Flying from Washington, D.C. Dulles Intl Airport to Grand Cayman in September is currently the most expensive (average of $478). 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

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.

Complete your trip

Complete your trip to Grand Cayman by adding a car rental and/or hotel reservation to your travel itinerary.
George Town Owen Roberts Intl Airport car rentals
George Town car rentals

Top 2 airlines flying from Dulles Intl to Grand Cayman

Discover the top 2 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 May 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$296Average$515FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$314Average$614FlexibilityNo cancel feeOn-time71%

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