$878 Cheap Flights from Portland (PDX) to Argostolion (EFL)

View $878 flight on Sun, Jun 7, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Argostolion (EFL-Kefalonia Island Intl.)

Cheap Flights from Portland to Argostolion (PDX-EFL)

Prices were available within the past 7 days and start at $878 for one-way flights and $1,633 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Jun 7 - Wed, Jun 17
PDX
Portland
EFL
Kefalonia
$1,633 Roundtrip, found 21 hours ago
$1,633
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sun, Jun 7 from Portland to Kefalonia, returning Wed, Jun 17, priced at $1,633 found 21 hours ago
American Airlines
Wed, Jun 10 - Sun, Jun 21
PDX
Portland
EFL
Kefalonia
$1,636 Roundtrip, found 16 hours ago
$1,636
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Jun 10 from Portland to Kefalonia, returning Sun, Jun 21, priced at $1,636 found 16 hours ago
American Airlines
Sun, Jun 7 - Wed, Jun 17
PDX
Portland
EFL
Kefalonia
$1,651 Roundtrip, found 21 hours ago
$1,651
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sun, Jun 7 from Portland to Kefalonia, returning Wed, Jun 17, priced at $1,651 found 21 hours ago
Lufthansa
Wed, Jun 10 - Sun, Jun 21
PDX
Portland
EFL
Kefalonia
$1,692 Roundtrip, found 16 hours ago
$1,692
Roundtrip
found 16 hours ago
Select Lufthansa flight, departing Wed, Jun 10 from Portland to Kefalonia, returning Sun, Jun 21, priced at $1,692 found 16 hours ago
American Airlines
Tue, Jun 9 - Wed, Jun 17
PDX
Portland
EFL
Kefalonia
$1,704 Roundtrip, found 21 hours ago
$1,704
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 9 from Portland to Kefalonia, returning Wed, Jun 17, priced at $1,704 found 21 hours ago
American Airlines
Wed, Jun 10 - Sun, Jun 21
PDX
Portland
EFL
Kefalonia
$1,715 Roundtrip, found 16 hours ago
$1,715
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Jun 10 from Portland to Kefalonia, returning Sun, Jun 21, priced at $1,715 found 16 hours ago
British Airways
Wed, Jun 10 - Sun, Jun 21
PDX
Portland
EFL
Kefalonia
$1,737 Roundtrip, found 16 hours ago
$1,737
Roundtrip
found 16 hours ago
Select British Airways flight, departing Wed, Jun 10 from Portland to Kefalonia, returning Sun, Jun 21, priced at $1,737 found 16 hours ago
United
Wed, Jun 10 - Sun, Jun 21
PDX
Portland
EFL
Kefalonia
$1,744 Roundtrip, found 16 hours ago
$1,744
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Jun 10 from Portland to Kefalonia, returning Sun, Jun 21, priced at $1,744 found 16 hours ago
American Airlines
Tue, Jun 9 - Wed, Jun 17
PDX
Portland
EFL
Kefalonia
$1,758 Roundtrip, found 21 hours ago
$1,758
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 9 from Portland to Kefalonia, returning Wed, Jun 17, priced at $1,758 found 21 hours ago
American Airlines
Tue, Jun 9 - Wed, Jun 17
PDX
Portland
EFL
Kefalonia
$1,783 Roundtrip, found 21 hours ago
$1,783
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 9 from Portland to Kefalonia, returning Wed, Jun 17, priced at $1,783 found 21 hours ago

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL) cost?
Secure a cheap one-way flight from $878 or cheap return flight from $1,633 from Portland Intl. Airport (PDX) 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 Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL)?
Planning your getaway for June may help you find better deals, as it's the cheapest month for flights between PDX and EFL. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL)?
To find the cheapest airline that'll fly you from PDX 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 Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL)?
Direct flights from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PDX to EFL?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL)?
Opt for a flight from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL) that takes off before 3 PM to reduce the risk of cancellations and delays. 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 Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL) last-minute?
Booking your ticket from PDX to EFL shortly before your journey is typically more expensive. But if you're flexible with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a PDX to EFL flight and hotel package?
You can save money by booking a PDX 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 convenient place. Once you've chosen your preferred flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Kefalonia Island Intl. Airport (EFL)?
If you booked your PDX to EFL flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Portland Intl.
Destination airport
Kefalonia Island Intl.
Roundtrip price
$1,633
Distance
6215 mi

Book with confidence

Book with confidence

Portland to Argostolion Flights

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

 

The best time to book a flight from Portland to Argostolion

Sunday is one of the best days to book for cheap flights from Portland 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 Portland 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 Portland to Argostolion in 2025. You can also book with separate airlines for your outbound and return journeys, from $878 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 Portland 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 Portland 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.

 

Portland to Argostolion Flights

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Explore a world of travel with Expedia

*Available to One Key members.