App
Customer Support
EUR
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Kos to Thessaloniki Starting at €51

For as little as €51, you can take your next adventure to Thessaloniki without breaking the bank. Choose between one-way and return tickets from Kos below.

  • One way
  • Round-trip
      • Cheapest nonstop
        KGS19:55
        1h 40m
        Nonstop
        SKG21:35
        Sun, Mar 16|Kos - Thessaloniki|Aegean Airlines
        €51€83
        39% OFF
        39% OFF
        €83€51

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Sun, Mar 16, arriving at Thessaloniki International Airport. One-way Prices start from €51 including taxes and charges.

      • KGS19:55
        1h 40m
        Nonstop
        SKG21:35
        Tue, Mar 25|Kos - Thessaloniki|Aegean Airlines
        €58€83
        30% OFF
        30% OFF
        €83€58

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Tue, Mar 25, arriving at Thessaloniki International Airport. One-way Prices start from €58 including taxes and charges.

      • KGS19:55
        1h 40m
        Nonstop
        SKG21:35
        Thu, Mar 13|Kos - Thessaloniki|Aegean Airlines
        €59€83
        28% OFF
        28% OFF
        €83€59

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Thu, Mar 13, arriving at Thessaloniki International Airport. One-way Prices start from €59 including taxes and charges.

      • KGS11:50
        1h 35m
        Nonstop
        SKG13:25
        Fri, Apr 4|Kos - Thessaloniki|Aegean Airlines
        €60
        €60

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Fri, Apr 4, arriving at Thessaloniki International Airport. One-way Prices start from €60 including taxes and charges.

      • KGS11:50
        1h 35m
        Nonstop
        SKG13:25
        Mon, Apr 7|Kos - Thessaloniki|Aegean Airlines
        €60
        €60

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Mon, Apr 7, arriving at Thessaloniki International Airport. One-way Prices start from €60 including taxes and charges.

      • KGS19:55
        1h 40m
        Nonstop
        SKG21:35
        Thu, Mar 6|Kos - Thessaloniki|Aegean Airlines
        €65
        €65

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Thu, Mar 6, arriving at Thessaloniki International Airport. One-way Prices start from €65 including taxes and charges.

      • KGS11:50
        1h 35m
        Nonstop
        SKG13:25
        Wed, Apr 2|Kos - Thessaloniki|Aegean Airlines
        €68
        €68

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Wed, Apr 2, arriving at Thessaloniki International Airport. One-way Prices start from €68 including taxes and charges.

      • KGS11:50
        1h 35m
        Nonstop
        SKG13:25
        Mon, Mar 31|Kos - Thessaloniki|Aegean Airlines
        €68
        €68

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Mon, Mar 31, arriving at Thessaloniki International Airport. One-way Prices start from €68 including taxes and charges.

      • KGS11:50
        1h 35m
        Nonstop
        SKG13:25
        Mon, May 12|Kos - Thessaloniki|Aegean Airlines
        €69
        €69

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way direct flight with Aegean Airlines departs from Kos Airport on Mon, May 12, arriving at Thessaloniki International Airport. One-way Prices start from €69 including taxes and charges.

      • KGS08:35
        13h 50m
        1 stop
        SKG22:25
        Sat, Feb 15|Kos - Thessaloniki|Aegean Airlines
        €59
        €59

        Choose Aegean Airlines flights from Kos to Thessaloniki. The one-way connecting flight with Aegean Airlines departs from Kos Airport on Sat, Feb 15, arriving at Thessaloniki International Airport. One-way Prices start from €59 including taxes and charges.

      • KGS01:00 pm
        3h 5m
        Nonstop
        SKG02:00 pm
        Thu, Feb 20|Kos - Thessaloniki|Aegean Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Kos to Thessaloniki flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. GQ221

    SKY express

    08:35

    KGS

    1.0h

    09:35

    ATH

    SMTWTFS
    Search

  2. GQ388

    SKY express

    20:35

    ATH

    0.9h

    21:30

    SKG

    SMTWTFS

  3. GQ221

    SKY express

    08:35

    KGS

    1.0h

    09:35

    ATH

    SMTWTFS
    Search

  4. GQ390

    SKY express

    22:35

    ATH

    0.9h

    23:28

    SKG

    SMTWTFS

  5. GQ221

    SKY express

    08:35

    KGS

    1.0h

    09:35

    ATH

    SMTWTFS
    Search

  6. GQ384

    SKY express

    17:00

    ATH

    0.9h

    17:55

    SKG

    SMTWTFS

  7. GQ221

    SKY express

    08:35

    KGS

    1.0h

    09:35

    ATH

    SMTWTFS
    Search

  8. GQ382

    SKY express

    10:30

    ATH

    0.9h

    11:25

    SKG

    SMTWTFS

  9. A3225

    Aegean Airlines

    18:10

    KGS

    0.9h

    19:05

    ATH

    -M-WTFS
    Search

  10. A3136

    Aegean Airlines

    23:45

    ATH

    0.9h

    00:40

    SKG

    SMTWTFS

  11. A3225

    Aegean Airlines

    18:10

    KGS

    0.9h

    19:05

    ATH

    -M-WTFS
    Search

  12. A3128

    Aegean Airlines

    21:30

    ATH

    0.9h

    22:25

    SKG

    SMTWTFS

  13. A3597

    Aegean Airlines

    19:55

    KGS

    1.7h

    Nonstop

    21:35

    SKG

    ---W--S
    Search

  14. GQ225

    SKY express

    22:25

    KGS

    1.0h

    23:25

    ATH

    SMTWTFS
    Search

  15. GQ382

    SKY express

    10:30

    ATH

    0.9h

    11:25

    SKG

    SMTWTFS

  16. GQ225

    SKY express

    22:25

    KGS

    1.0h

    23:25

    ATH

    SMTWTFS
    Search

  17. GQ380

    SKY express

    07:30

    ATH

    0.9h

    08:25

    SKG

    SMTWTFS

  18. A3229

    Aegean Airlines

    22:35

    KGS

    0.9h

    23:30

    ATH

    ----T-S
    Search

  19. A3102

    Aegean Airlines

    07:00

    ATH

    0.9h

    07:55

    SKG

    SMTWTF-
Find more flights and airlines

When is the cheapest time to fly from Kos to Thessaloniki?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Thessaloniki from Kos have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Kos to Thessaloniki

Compare prices from various providers below to understand which option best suits your travel needs, before enjoying a comfortable journey with a trusted airline from Kos to Thessaloniki.
SKY express logoSKY express

Frequently Asked Questions

  • When are flight tickets from Kos (KGS) to Thessaloniki (SKG) the cheapest?

    Airlines adjust prices for flights from Kos to Thessaloniki based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Kos (KGS) to Thessaloniki (SKG) cost?

    According to Trip.com's data, the lowest price is around €171.

  • How long does it take to fly from Kos (KGS) to Thessaloniki (SKG)?

    It takes about 1 hour 40 minutes to fly from Kos (KGS) to Thessaloniki (SKG).

  • What are the most popular airlines that fly from Kos (KGS) to Thessaloniki (SKG)?

    Airlines with flights from Kos (KGS) to Thessaloniki (SKG): Aegean Airlines.

  • What's the most popular airline for non-stop flights from Kos (KGS) to Thessaloniki (SKG)?

    Olympic Air operates 1 non-stop flights from Kos (KGS) to Thessaloniki (SKG).

  • How many airports are there in Thessaloniki (SKG)?

    There are 1 airport(s) near Thessaloniki (SKG): Thessaloniki International Airport.

How to find a cheap flight from Kos to Thessaloniki

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Kos to Thessaloniki

Cheapest direct flight price€50
Cheapest return ticket price€102
Off-season for travelFebruary
Peak season for travelNovember
Flight distance547.33 km
Average flight time1 hour 40 minutes
Popular airlineAegean Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.