$126 Cheap Flights from Washington (IAD) to George Town (GCM)

View $126 flight on Tue, Sep 9, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Washington to George Town (IAD-GCM)

Prices were available within the past 7 days and start at $126 for one-way flights and $356 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Aug 17 - Mon, Aug 18
IAD
Washington
GCM
Grand Cayman
$356 Roundtrip, found 4 days ago
$356
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 17 from Washington to Grand Cayman, returning Mon, Aug 18, priced at $356 found 4 days ago
American Airlines
Sat, Sep 13 - Tue, Sep 16
IAD
Washington
GCM
Grand Cayman
$360 Roundtrip, found 4 days ago
$360
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 13 from Washington to Grand Cayman, returning Tue, Sep 16, priced at $360 found 4 days ago
American Airlines
Mon, Aug 25 - Fri, Aug 29
IAD
Washington
GCM
Grand Cayman
$363 Roundtrip, found 3 days ago
$363
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Aug 25 from Washington to Grand Cayman, returning Fri, Aug 29, priced at $363 found 3 days ago
United
Sun, Aug 17 - Mon, Aug 18
IAD
Washington
GCM
Grand Cayman
$364 Roundtrip, found 4 days ago
$364
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 17 from Washington to Grand Cayman, returning Mon, Aug 18, priced at $364 found 4 days ago
American Airlines
Mon, Aug 25 - Fri, Aug 29
IAD
Washington
GCM
Grand Cayman
$367 Roundtrip, found 3 days ago
$367
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Aug 25 from Washington to Grand Cayman, returning Fri, Aug 29, priced at $367 found 3 days ago
American Airlines
Sat, Sep 13 - Tue, Sep 16
IAD
Washington
GCM
Grand Cayman
$369 Roundtrip, found 4 days ago
$369
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 13 from Washington to Grand Cayman, returning Tue, Sep 16, priced at $369 found 4 days ago
American Airlines
Sun, Aug 24 - Sat, Aug 30
IAD
Washington
GCM
Grand Cayman
$381 Roundtrip, found 2 days ago
$381
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Aug 24 from Washington to Grand Cayman, returning Sat, Aug 30, priced at $381 found 2 days ago
American Airlines
Sun, Aug 24 - Sat, Aug 30
IAD
Washington
GCM
Grand Cayman
$385 Roundtrip, found 2 days ago
$385
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Aug 24 from Washington to Grand Cayman, returning Sat, Aug 30, priced at $385 found 2 days ago
Delta
Thu, Aug 21 - Mon, Aug 25
IAD
Washington
GCM
Grand Cayman
$417 Roundtrip, found 6 days ago
$417
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 21 from Washington to Grand Cayman, returning Mon, Aug 25, priced at $417 found 6 days ago
Air Canada
Wed, Jun 4 - Mon, Jun 16
IAD
Washington
GCM
Grand Cayman
$434 Roundtrip, found 7 hours ago
$434
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Wed, Jun 4 from Washington to Grand Cayman, returning Mon, Jun 16, priced at $434 found 7 hours ago
Flights from Washington (IAD) to George Town (GCM)
Origin airport
Washington Dulles Intl.
Destination airport
Owen Roberts Intl.
Airlines serving
Air Canada, American Airlines, Delta, United
Roundtrip price
$355
Distance
1378 mi

Washington to George Town Flights

The cheapest times to fly from Washington to George Town

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to George Town are during the month of August. You can find some of the cheapest flights from Washington to George Town with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to George Town

Sunday is one of the best days to book for cheap flights from Washington to George Town: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Washington to George Town

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to George Town in 2025. You can also book with separate airlines for your outbound and return journeys, from $126 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to George Town flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to George Town airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM) cost?
Snag cheap return flights starting at $493 from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving IAD on May 17 2025 and touching down at GCM. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from IAD to GCM?
The cheapest flights from IAD to GCM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
If you’re departing from Washington Dulles Intl. Airport (IAD), you can get on a direct flight to Owen Roberts Intl. Airport (GCM) with United Airlines.
What is the cheapest airline that flies from IAD to GCM?
With prices as low as $197 for a one-way journey from IAD to GCM, United is currently the cheapest airline operating this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAD on June 7 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
On average, Washington Dulles Intl. Airport (IAD) offers 1 nonstop flights to Owen Roberts Intl. Airport (GCM) every week. For more options, use Expedia’s filters to find flights with a layover. Fit in a quick visit to another destination or simply break up your trip.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
The 12 PM departures from IAD to GCM see the highest demand. Prices can be higher for these popular slots. If you’re hoping to save money, book during off-peak hours.
What day of the week has the most flights from IAD to GCM?
Jet off on a Saturday if you’re searching for the best selection of flights from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM).
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
Catch the earliest flight at around 12:55PM UTC-5, heading out of Washington Dulles Intl. Airport (IAD). You’ll be traveling for approximately 3h 40m, landing at Owen Roberts Intl. Airport (GCM) at approximately 4:35PM UTC-5.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
Flights from IAD to GCM have an average travel time of 3 hours and 40 minutes. The total distance between the two airports is 1,400 mi.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for George Town from Washington Dulles Intl. Airport (IAD)?
Compare your flight options from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM). This is the only George Town airport you can land at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM) last-minute?
Booking your plane ticket from IAD to GCM shortly before your trip is generally more expensive. But if you’re flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an IAD to GCM flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to GCM flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Simply secure your flights and select from our wide range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Owen Roberts Intl. Airport (GCM)?
If you booked your IAD to GCM flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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*Available to One Key members.