Ancient ruins with stone columns and scattered trees.

Cheap Flights from Slupsk (OSP) to Kos (KGS)

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Slupsk to Kos Flights

The cheapest times to fly from Slupsk to Kos

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

The best time to book a flight from Slupsk to Kos

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

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 Slupsk to Kos in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Slupsk to Kos 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 Slupsk to Kos 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.

Frequently Asked Questions

How much does a flight from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS) cost?

Lock in a cheap one-way flight or cheap return flight from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.

What is the cheapest month to fly from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS)?

The cheapest month to fly from OSP to KGS is , when there's less demand. Off-peak season is generally when you'll find cheap fares for travel between these airports.

What is the cheapest airline that flies from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS)?

Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from OSP to KGS. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.

How many flights per day from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS)?

There are no daily direct flights from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.

What day of the week has the most flights from OSP to KGS?

Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, including the time of year and carrier.

*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.

What is the best time to fly from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS)?

To avoid possible delays on the Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being canceled.*

*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 Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS) last-minute?

Last-minute bookings from OSP to KGS are usually more expensive. To lock in the lowest prices, start looking for flights early. That being said, if your travel plans are flexible, you may find a cheap fare right before you leave.

Is it cheaper to book an OSP to KGS flight and hotel package?

Compared with arranging hotels and flights separately, booking an OSP to KGS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.

Can I cancel or change the date of my flight from Slupsk (OSP-Redzikowo) to Kos Island Intl. Airport (KGS)?

In most cases, you can modify or cancel your OSP to KGS flight. However, there may be additional charges, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further details, go to our Customer Service portal.

Travel information

Origin airport
Slupsk
Destination airport
Kos
Distance
1,309 miles away
*Available to One Key members.