$587 Cheap Flights from San Francisco (SFO) to Argostolion (EFL)

View $587 flight on Sat, Aug 1, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Argostolion (EFL-Kefalonia Island Intl.)

Cheap Flights from San Francisco to Argostolion (SFO-EFL)

Prices were available within the past 7 days and start at $587 for one-way flights and $662 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, May 7 - Tue, May 26
SFO
San Francisco
EFL
Kefalonia
$662 Roundtrip, found 1 day ago
$662
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, May 7 from San Francisco to Kefalonia, returning Tue, May 26, priced at $662 found 1 day ago
United
Tue, May 5 - Fri, May 22
SFO
San Francisco
EFL
Kefalonia
$780 Roundtrip, found 1 day ago
$780
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 5 from San Francisco to Kefalonia, returning Fri, May 22, priced at $780 found 1 day ago
British Airways
Thu, May 7 - Tue, May 26
SFO
San Francisco
EFL
Kefalonia
$789 Roundtrip, found 1 day ago
$789
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, May 7 from San Francisco to Kefalonia, returning Tue, May 26, priced at $789 found 1 day ago
United
Tue, May 5 - Mon, May 18
SFO
San Francisco
EFL
Kefalonia
$796 Roundtrip, found 1 day ago
$796
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 5 from San Francisco to Kefalonia, returning Mon, May 18, priced at $796 found 1 day ago
British Airways
Fri, May 8 - Tue, May 26
SFO
San Francisco
EFL
Kefalonia
$817 Roundtrip, found 1 day ago
$817
Roundtrip
found 1 day ago
Select British Airways flight, departing Fri, May 8 from San Francisco to Kefalonia, returning Tue, May 26, priced at $817 found 1 day ago
British Airways
Thu, May 7 - Sat, May 23
SFO
San Francisco
EFL
Kefalonia
$872 Roundtrip, found 1 day ago
$872
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, May 7 from San Francisco to Kefalonia, returning Sat, May 23, priced at $872 found 1 day ago
British Airways
Fri, May 1 - Sat, May 16
SFO
San Francisco
EFL
Kefalonia
$877 Roundtrip, found 1 day ago
$877
Roundtrip
found 1 day ago
Select British Airways flight, departing Fri, May 1 from San Francisco to Kefalonia, returning Sat, May 16, priced at $877 found 1 day ago
Delta
Fri, Dec 5 - Mon, Dec 15
SFO
San Francisco
EFL
Kefalonia
$923 Roundtrip, found 1 day ago
$923
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 5 from San Francisco to Kefalonia, returning Mon, Dec 15, priced at $923 found 1 day ago
KLM
Tue, Dec 2 - Mon, Dec 15
SFO
San Francisco
EFL
Kefalonia
$934 Roundtrip, found 1 day ago
$934
Roundtrip
found 1 day ago
Select KLM flight, departing Tue, Dec 2 from San Francisco to Kefalonia, returning Mon, Dec 15, priced at $934 found 1 day ago
Air France
Thu, Jan 1 - Thu, Jan 15
SFO
San Francisco
EFL
Kefalonia
$944 Roundtrip, found 1 day ago
$944
Roundtrip
found 1 day ago
Select Air France flight, departing Thu, Jan 1 from San Francisco to Kefalonia, returning Thu, Jan 15, priced at $944 found 1 day ago

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL) cost?
Snag a cheap one-way flight from $587 or cheap return flight from $662 from San Francisco Intl. Airport (SFO) 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 San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL)?
May is the cheapest month to fly from SFO to EFL. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL)?
To find the cheapest airline that'll fly you from SFO to EFL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL)?
Direct flights from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to EFL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL)?
Choose a flight from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL) last-minute?
Waiting until right before your break to book a ticket from SFO to EFL often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible to boost your chances of scoring a bargain.
Is it cheaper to book a SFO to EFL flight and hotel package?
You'll typically save money by securing a SFO to EFL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your preferred accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Kefalonia Island Intl. Airport (EFL)?
Typically, you can modify or cancel your SFO to EFL flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Kefalonia Island Intl.
Airlines serving
British Airways, Emirates, Lufthansa
Roundtrip price
$662
Distance
6695 mi

Book with confidence

San Francisco to Argostolion Flights

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

 

The best time to book a flight from San Francisco to Argostolion

Sunday is one of the best days to book for cheap flights from San Francisco 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 San Francisco 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 San Francisco to Argostolion in 2025. You can also book with separate airlines for your outbound and return journeys, from $587 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 San Francisco 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 San Francisco 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.

 

San Francisco to Argostolion Flights

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*Available to One Key members.