$803 Cheap Flights from Boston (BOS) to Skiathos (JSI)

View $803 flight on Wed, May 20, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Skiathos (JSI-Skiathos Island National)

Cheap Flights from Boston to Skiathos (BOS-JSI)

Prices were available within the past 7 days and start at $803 for one-way flights and $908 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Dec 4 - Mon, Dec 22
BOS
Boston
JSI
Skiathos
$908 Roundtrip, found 18 hours ago
$908
Roundtrip
found 18 hours ago
Select Delta flight, departing Thu, Dec 4 from Boston to Skiathos, returning Mon, Dec 22, priced at $908 found 18 hours ago
Delta
Thu, Jan 1 - Mon, Jan 19
BOS
Boston
JSI
Skiathos
$910 Roundtrip, found 11 hours ago
$910
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Jan 1 from Boston to Skiathos, returning Mon, Jan 19, priced at $910 found 11 hours ago
Delta
Sat, Dec 6 - Mon, Dec 22
BOS
Boston
JSI
Skiathos
$920 Roundtrip, found 18 hours ago
$920
Roundtrip
found 18 hours ago
Select Delta flight, departing Sat, Dec 6 from Boston to Skiathos, returning Mon, Dec 22, priced at $920 found 18 hours ago
Delta
Thu, Jan 1 - Fri, Jan 16
BOS
Boston
JSI
Skiathos
$921 Roundtrip, found 11 hours ago
$921
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Jan 1 from Boston to Skiathos, returning Fri, Jan 16, priced at $921 found 11 hours ago
Air France
Wed, Feb 4 - Fri, Feb 13
BOS
Boston
JSI
Skiathos
$951 Roundtrip, found 11 hours ago
$951
Roundtrip
found 11 hours ago
Select Air France flight, departing Wed, Feb 4 from Boston to Skiathos, returning Fri, Feb 13, priced at $951 found 11 hours ago
KLM
Sat, Jan 31 - Fri, Feb 13
BOS
Boston
JSI
Skiathos
$963 Roundtrip, found 11 hours ago
$963
Roundtrip
found 11 hours ago
Select KLM flight, departing Sat, Jan 31 from Boston to Skiathos, returning Fri, Feb 13, priced at $963 found 11 hours ago
Air France
Wed, Feb 18 - Fri, Feb 27
BOS
Boston
JSI
Skiathos
$977 Roundtrip, found 11 hours ago
$977
Roundtrip
found 11 hours ago
Select Air France flight, departing Wed, Feb 18 from Boston to Skiathos, returning Fri, Feb 27, priced at $977 found 11 hours ago
Air France
Wed, Jan 7 - Mon, Jan 19
BOS
Boston
JSI
Skiathos
$989 Roundtrip, found 11 hours ago
$989
Roundtrip
found 11 hours ago
Select Air France flight, departing Wed, Jan 7 from Boston to Skiathos, returning Mon, Jan 19, priced at $989 found 11 hours ago
Air Canada
Sat, Mar 7 - Mon, Mar 16
BOS
Boston
JSI
Skiathos
$1,200 Roundtrip, found 19 hours ago
$1,200
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Sat, Mar 7 from Boston to Skiathos, returning Mon, Mar 16, priced at $1,200 found 19 hours ago
Lufthansa
Tue, Jun 2 - Thu, Jun 11
BOS
Boston
JSI
Skiathos
$1,315 Roundtrip, just found
$1,315
Roundtrip
just found
Select Lufthansa flight, departing Tue, Jun 2 from Boston to Skiathos, returning Thu, Jun 11, priced at $1,315 just found

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI) cost?
Get a cheap one-way flight from $803 or cheap return flight from $908 from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI)?
December is the least expensive month to fly from BOS to JSI. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BOS to JSI. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI)?
You'll have to hop on a flight with a layover if you're traveling from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BOS to JSI?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, airline 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 Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI)?
To avoid possible delays on the Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI) route, aim to 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 Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI) last-minute?
Waiting until just before your trip to book your flight from BOS to JSI generally means paying more. While you may come across some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a BOS to JSI flight and hotel package?
You can save money by securing a BOS to JSI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your ideal accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Skiathos Island National Airport (JSI)?
In most cases, you're able to reschedule or cancel your BOS to JSI flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Origin airport
Logan Intl.
Destination airport
Skiathos Island National
Airlines serving
British Airways, Lufthansa
Roundtrip price
$908
Distance
4672 mi

Book with confidence

Boston to Skiathos Flights

The cheapest times to fly from Boston to Skiathos

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

 

The best time to book a flight from Boston to Skiathos

Sunday is one of the best days to book for cheap flights from Boston to Skiathos: 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 Boston to Skiathos

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 Boston to Skiathos in 2025. You can also book with separate airlines for your outbound and return journeys, from $803 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 Boston to Skiathos 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 Boston to Skiathos 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.

 

Boston to Skiathos Flights

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*Available to One Key members.