C$95 Cheap Flights from Oslo (OSLO) to Kos (KGS)

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Flight deals from Oslo to Kos

Looking for a cheap flight from Oslo to Kos? These deals are the lowest price flight tickets from Oslo to Kos found in the last 4 days.

Find the cheapest month to fly from Oslo to Kos

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Oslo to Kos flights are currently cheapest in June.

Which airlines fly from Oslo to Kos?

Oslo to Kos: Flight information

The things to know before you go.
Cheapest flight foundC$95
Cheapest month to flyJune
Average flight time3 hrs, 55 mins
Most popular airlineSunclass Airlines
Average flights per week3

Finding cheap flights from Oslo to Kos: Frequently asked questions

The best price we found for a return flight from Oslo to Kos is C$218. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 55 minutes is the average flight time from Oslo to Kos.
Sunclass Airlines flies direct from Oslo to Kos.
As of June 2026, there is one flight per week flying from Oslo to Kos.
The cheapest month to fly from Oslo to Kos is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Oslo to Kos Airport on Sunday, June 14, 2026.
Yes – the average flight time is 3 hours and 55 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kos but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kos is Ryanair .

Flying from Oslo to Kos Airport (KGS): what you need to know

  • The timezone in Greece is UTC+2, which is 1 hour ahead of Oslo. Kos Airport is located in Greece.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your flight from Oslo to KGS.

  • You'll want to head there even earlier during popular months like June. Aim for two hours before domestic departures and four hours ahead of international journeys. After checking in, you can use any extra time to relax or find something to eat.

Airports in Oslo

Oslo Airport Gardermoen Airport (OSL)

  • A stopover is the perfect opportunity to take a break from travelling — and perhaps even explore another city. When searching for flights from Oslo to KGS departing from Oslo Airport Gardermoen Airport (OSL), deselect the 'Direct flights only' box to see where you can visit along the way. Consider one of these popular options:

    • Berlin Brandenburg Airport (BER)

    • Eleftherios Venizelos International Airport (ATH)

    • Vienna International Airport (VIE)

  • OSL is about 48 kilometres from central Oslo. To work out how to get there, use Google Maps. This useful traveller tool will show you the fastest route and available public transport options.

  • Booked an early flight from Oslo to Kos Airport? Avoid rushing to the terminal (and sneak in some extra snooze time) by picking one of these stays close to Oslo Airport Gardermoen Airport:

Torp Sandefjord Airport (TRF)

  • Visit family or friends or just take a moment to refresh yourself with a stopover. If you'd like to break up your flight from Oslo to Kos Airport, browse these options when setting off from Torp Sandefjord Airport:

    • Vienna International Airport (VIE)

    • Hamburg Airport (HAM)

    • Vaclav Havel Airport Prague Airport (PRG)

  • TRF is around 121 kilometres from central Oslo. It takes 1 hour and 28 minutes or so to get to the airport by car from the city centre. Public transport takes roughly 2 hours and 21 minutes.

  • Get a head start on your vacation with an extra night away from home. Before catching your flight from Oslo to KGS, chill out in one of these hotels near Torp Sandefjord Airport:

About Kos Airport (KGS)

Getting from Kos Airport (KGS) to central Greece

  • Kos Airport to the centre of Greece is roughly 434 kilometres. If you're getting a cab or renting a car, plan in advance to make your trip as easy as possible. Journey times may change based on traffic conditions and the time of day.

How to find the cheapest flights from Oslo to Kos Airport (KGS)

  • C$95 is the cheapest price we've found for a one-way ticket from Oslo to Kos Airport. Return flights start from C$218. Prices are subject to change based on availability and may vary at the time of booking.

  • Don't leave everything to the last minute. You're more likely to find flight tickets from Oslo to KGS if you book in advance. Airlines often have some great early bird deals.

  • Getting flight tickets from Oslo to Kos Airport is easier if you can be flexible with your travel dates. Try using the 'Whole month' function to see the lowest prices across every month and score a great deal.

  • Log into your online account or use the app to create a Price Alert. You'll be notified right away if there's a better deal on this route. It's simple to do, and it'll save you time searching for flight tickets from Oslo to KGS every day.

  • Use the filters to tailor your flights from Oslo to Kos Airport. Select your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

The best time to fly from Oslo to Kos Airport (KGS)

  • August is the most popular month for flights from Oslo to Kos Airport. To skip the crowds, head to Greece in February when it's quieter.

  • Schedule your flight from Oslo to KGS for July if you're eager to visit the city during its warmest month. Expect temperatures in Greece to range from 22ºC to 33ºC.

  • Search for cheap flights from Oslo to Kos Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 2ºC and 13ºC on average.

More about Greece

  • Once you've booked your flight from Oslo to Kos Airport, think about where you'll stay in this city. Make one of these options your base for exploring Greece:

  • There are so many things to do and see in this city it can be hard to work out where to start. Agios Panteleimonas, Κύμα - Kyma - The wave and Τρείς μώλοι / Three piers beach are leading attractions which should be on every Greece itinerary.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.