$886 Cheap Flights from Washington (DCA) to Argostolion (EFL)

View $886 flight on Thu, Sep 25, 2025Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Argostolion (EFL-Kefalonia Island Intl.)

Cheap Flights from Washington to Argostolion (DCA-EFL)

Prices were available within the past 7 days and start at $886 for one-way flights and $663 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, May 16 - Sat, May 23
DCA
Washington
EFL
Kefalonia
$663 Roundtrip, found 1 day ago
$663
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, May 16 from Washington to Kefalonia, returning Sat, May 23, priced at $663 found 1 day ago
British Airways
Sat, May 16 - Sat, May 23
DCA
Washington
EFL
Kefalonia
$1,095 Roundtrip, found 1 day ago
$1,095
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, May 16 from Washington to Kefalonia, returning Sat, May 23, priced at $1,095 found 1 day ago
British Airways
Sat, May 16 - Sat, May 23
DCA
Washington
EFL
Kefalonia
$1,518 Roundtrip, found 1 day ago
$1,518
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, May 16 from Washington to Kefalonia, returning Sat, May 23, priced at $1,518 found 1 day ago
Flights from Washington (DCA) to Argostolion (EFL)
Origin airport
Ronald Reagan Washington National
Destination airport
Kefalonia Island Intl.
Roundtrip price
$662
Distance
4983 mi

Washington to Argostolion Flights

The cheapest times to fly from Washington to Argostolion

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 Argostolion are during the month of May. You can find some of the cheapest flights from Washington to Argostolion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Argostolion

Sunday is one of the best days to book for cheap flights from Washington to Argostolion: 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 Argostolion

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 Argostolion in 2025. You can also book with separate airlines for your outbound and return journeys, from $886 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 Argostolion 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 Argostolion 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 Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL) cost?
Get a cheap one-way flight from $886 or cheap return flight from $663 from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL)?
The cheapest month to fly from DCA to EFL is May, when demand is low. Off-peak season is generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL)?
To find the cheapest airline that'll fly you from DCA to EFL, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL)?
There are no daily direct flights available from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from DCA to EFL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL)?
To avoid potential delays on the Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL) last-minute?
Waiting until right before your break to book your flight from DCA to EFL often results in higher prices. While it's possible to find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a DCA to EFL flight and hotel package?
Compared with arranging flights and hotels separately, booking a DCA to EFL flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Kefalonia Island Intl. Airport (EFL)?
Typically, it's possible to cancel or reschedule your DCA to EFL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.