$625 Cheap Swiss International Air Lines flights Cleveland (CLE) to Kos (KGS)

View $625 flight on Thu, Jul 17, 2025Opens in a new window

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$625 Cheap Swiss International Air Lines flights Cleveland (CLE) to Kos (KGS)

Prices were available within the past 7 days and start at $625 for one-way flights and $704 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Mon, Aug 4 - Wed, Aug 20
CLE
Cleveland
KGS
Kos
$704 Roundtrip, found 5 days ago
$704
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Aug 4 from Cleveland to Kos, returning Wed, Aug 20, priced at $704 found 5 days ago
Swiss International Air Lines
Mon, Aug 25 - Sun, Sep 7
CLE
Cleveland
KGS
Kos
$764 Roundtrip, found 5 days ago
$764
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Aug 25 from Cleveland to Kos, returning Sun, Sep 7, priced at $764 found 5 days ago
Swiss International Air Lines
Mon, Aug 25 - Thu, Sep 11
CLE
Cleveland
KGS
Kos
$766 Roundtrip, found 5 days ago
$766
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Aug 25 from Cleveland to Kos, returning Thu, Sep 11, priced at $766 found 5 days ago
Swiss International Air Lines
Mon, Aug 25 - Mon, Sep 8
CLE
Cleveland
KGS
Kos
$767 Roundtrip, found 5 days ago
$767
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Aug 25 from Cleveland to Kos, returning Mon, Sep 8, priced at $767 found 5 days ago
Flights from Cleveland (CLE) to Kos (KGS)
Origin airport
Hopkins Intl.
Destination airport
Kos Island Intl.
Airlines serving
Lufthansa, Swiss International Air Lines
Popular airline
Swiss International Air Lines
Distance
5415 mi

Frequently asked questions

How much is a SWISS flight from Hopkins Intl. Airport (CLE) to Kos Island Intl. Airport (KGS)?
Landing cheap one-way SWISS flights from CLE to KGS from $625 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $704 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from CLE to KGS with SWISS?
Look for one-way or round-trip flights to Kos in December or February. You could find cheaper fares with SWISS during these off-peak months.
What is the cheapest time to book flights from Hopkins Intl. Airport (CLE) to Kos Island Intl. Airport (KGS) with SWISS?
To get affordable flights from CLE to KGS with SWISS, begin searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does SWISS fly nonstop from Hopkins Intl. Airport (CLE) to Kos Island Intl. Airport (KGS)?
To find out if there's a direct journey from CLE to KGS with SWISS or any other carriers, check the "Nonstop" filter when searching for flights.
What is the earliest SWISS flight from CLE to KGS?
Filter your results by "Morning" and "Early Morning" to see the earliest departures from CLE to KGS. Jetting off early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does SWISS fly into in Kos?
Kos Island Intl. Airport (KGS) is the main Kos hub for SWISS flights from Hopkins Intl. Airport (CLE).
What kind of luggage can I take on a SWISS flight from Hopkins Intl. Airport (CLE) to Kos Island Intl. Airport (KGS)?
For checked luggage, you can bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag on board when flying standard economy from CLE to KGS with SWISS. This carry-on has to weigh less than 17 lb and be no bigger than 22 inches x 21 inches x 5 inches. Going over these limits can mean additional charges, so read SWISS's baggage allowance rules before packing your suitcase.
Why fly with SWISS from CLE to KGS?
With a 4-star airline rating and a rewarding loyalty program, SWISS is a top choice for many passengers heading from CLE to KGS. Also, if you're a Swiss Miles & More and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my SWISS flight from Hopkins Intl. Airport (CLE) to Kos Island Intl. Airport (KGS)?
Changes are often free within 24 hours of making a booking, but your airline may charge you after that time. For more details about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without being charged, tick the "Changes included" and "No cancel fee" filters when planning your next getaway.

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*Available to One Key members.