$109 Cheap Flights from Kos (KGS) to Rome (FCO)

View $109 flight on Wed, Apr 1, 2026Opens in a new window

Popular airlines from Kos (KGS-Kos Island Intl.) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)

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Cheap Flights from Kos to Rome (KGS-FCO)

Prices were available within the past 7 days and start at $109 for one-way flights and $238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SKY express
Fri, May 8 - Sun, May 17
KGS
Kos
FCO
Rome
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select SKY express flight, departing Fri, May 8 from Kos to Rome, returning Sun, May 17, priced at $238 found 1 day ago
Aegean
Fri, May 8 - Sun, May 17
KGS
Kos
FCO
Rome
$255 Roundtrip, found 1 day ago
$255
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, May 8 from Kos to Rome, returning Sun, May 17, priced at $255 found 1 day ago
Aegean
Wed, Nov 5 - Mon, Nov 10
KGS
Kos
FCO
Rome
$259 Roundtrip, found 20 hours ago
$259
Roundtrip
found 20 hours ago
Select Aegean flight, departing Wed, Nov 5 from Kos to Rome, returning Mon, Nov 10, priced at $259 found 20 hours ago
Aegean
Fri, May 8 - Sun, May 17
KGS
Kos
FCO
Rome
$272 Roundtrip, found 1 day ago
$272
Roundtrip
found 1 day ago
Select Aegean flight, departing Fri, May 8 from Kos to Rome, returning Sun, May 17, priced at $272 found 1 day ago
Aegean
Wed, Nov 5 - Mon, Nov 10
KGS
Kos
FCO
Rome
$282 Roundtrip, found 20 hours ago
$282
Roundtrip
found 20 hours ago
Select Aegean flight, departing Wed, Nov 5 from Kos to Rome, returning Mon, Nov 10, priced at $282 found 20 hours ago
Aegean
Sun, Nov 2 - Sat, Nov 8
KGS
Kos
FCO
Rome
$282 Roundtrip, found 5 days ago
$282
Roundtrip
found 5 days ago
Select Aegean flight, departing Sun, Nov 2 from Kos to Rome, returning Sat, Nov 8, priced at $282 found 5 days ago
SKY express
Fri, May 8 - Sun, May 17
KGS
Kos
FCO
Rome
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select SKY express flight, departing Fri, May 8 from Kos to Rome, returning Sun, May 17, priced at $284 found 1 day ago
Brussels Airlines
Fri, May 8 - Sun, May 17
KGS
Kos
FCO
Rome
$286 Roundtrip, found 1 day ago
$286
Roundtrip
found 1 day ago
Select Brussels Airlines flight, departing Fri, May 8 from Kos to Rome, returning Sun, May 17, priced at $286 found 1 day ago
Lufthansa
Wed, Oct 15 - Tue, Oct 21
KGS
Kos
FCO
Rome
$561 Roundtrip, found 2 days ago
$561
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Oct 15 from Kos to Rome, returning Tue, Oct 21, priced at $561 found 2 days ago
Swiss International Air Lines
Wed, Oct 29 - Mon, Nov 3
KGS
Kos
FCO
Rome
$865 Roundtrip, found 20 hours ago
$865
Roundtrip
found 20 hours ago
Select Swiss International Air Lines flight, departing Wed, Oct 29 from Kos to Rome, returning Mon, Nov 3, priced at $865 found 20 hours ago

Frequently asked questions

How much does a flight from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) cost?
Grab a cheap one-way flight from $109 or cheap return flight from $238 from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) 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 Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
The cheapest month to fly from KGS to FCO is May, when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
To find the cheapest airline flying from KGS to FCO, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
There aren't any daily nonstop flights from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from KGS to FCO?
You'll typically find Tuesday the quietest day for flights, while Fridays are often 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 Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
To arrive at Fiumicino - Leonardo da Vinci Intl. Airport (FCO) on time, opt for a flight that takes off from Kos Island Intl. Airport (KGS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) last-minute?
Waiting until just before your trip to book your flight from KGS to FCO generally means paying more. While you may find some last-minute offers, there's no guarantee. Be flexible with your travel plans to boost your chances of getting a bargain.
Is it cheaper to book a KGS to FCO flight and hotel package?
Compared with arranging hotels and flights separately, booking a KGS to FCO flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place takes the hassle out of travel planning. Just pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Kos Island Intl. Airport (KGS) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)?
Usually, it's possible to reschedule or cancel your KGS to FCO flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Kos Island Intl.
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Airlines serving
Aegean, Lufthansa, SKY express, Swiss International Air Lines
Roundtrip price
$238
Distance
863 mi

Book with confidence

Book with confidence

Kos to Rome Flights

The cheapest times to fly from Kos to Rome

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

 

The best time to book a flight from Kos to Rome

Sunday is one of the best days to book for cheap flights from Kos to Rome: 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 Kos to Rome

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 Kos to Rome in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 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 Kos to Rome 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 Kos to Rome 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.

 

Kos to Rome Flights

Explore a world of travel with Expedia

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*Available to One Key members.