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Thessaloniki

$674+ Cheap flights from Ontario (ONT) to Thessaloniki (SKG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SKG
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find flight deals from Ontario to Thessaloniki

Cheapest flights from Ontario to Thessaloniki
Explore the most affordable flight options available from Ontario to Thessaloniki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This KLM deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:05 amONT - SKG
2 stops43h 45mKLM
Sun 11/1612:25 pmSKG - ONT
2 stops41h 17mKLM
Deal found 10/26$1,728
This KLM deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:29 pmONT - SKG
2 stops28h 21mKLM
Fri 12/261:40 pmSKG - ONT
2 stops30h 20mKLM
Deal found 10/25$3,874

Cheap flight deals from Ontario to Thessaloniki

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Thessaloniki (SKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,728
(KLM)

Popular in

June

Cheapest in

November

Average price

$652
Provider with most accurate pricing for Los Angeles-Thessaloniki Makedonia flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Thessaloniki Makedonia flights.
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From Ontario to Thessaloniki Makedonia
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Highest demand for flights based on searches. 22% potential increase in price ($242 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Thessaloniki that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Ontario to Thessaloniki that are best for you.

Fly from

Ontario

Fly to

Thessaloniki

Route

Depart

Return

Price

OntarioThessaloniki

ONT - SKG

ONTSKG

Ontario

Wed 3/4

1:00 pm-8:10 pm

2 stops21h 10m

Thessaloniki Makedonia

Fri 3/13

1:40 pm-11:38 am

2 stops30h 58m

$674

OntarioThessaloniki

ONT - SKG

ONTSKG

Ontario

Wed 11/12

7:05 am-12:50 pm

2 stops19h 45m

Thessaloniki Makedonia

Sun 11/16

12:25 pm-7:42 pm

2 stops41h 17m

$1,728

OntarioThessaloniki

ONT - SKG

ONTSKG

Ontario

Sun 12/21

10:29 pm-12:50 pm

2 stops28h 21m

Thessaloniki Makedonia

Fri 12/26

1:40 pm-10:00 am

2 stops30h 20m

$3,874

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Ontario to Thessaloniki

Have a flexible travel schedule? Discover the best time to fly to Thessaloniki from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Thessaloniki

What is the cheapest month to book a flight from Ontario to Thessaloniki?

Currently, November is the cheapest month in which you can book a flight from Ontario to Thessaloniki (average of $544). Flying from Ontario to Thessaloniki in June is currently the most expensive (average of $1,032). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Thessaloniki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Thessaloniki?

    A quick flight from Ontario to Thessaloniki can take about 21h 10m. KLM provides one of the quickest options available for as low as $674. There are 6700 mi between Ontario and Thessaloniki.

  • Can I find deals for flights from Ontario to Thessaloniki that include hotel bookings?

    Yes. In addition to deals on Ontario to Thessaloniki flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Thessaloniki?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Thessaloniki.

  • Can I find deals for business class flights from Ontario to Thessaloniki?

    Yes. Cheapflights offers flight deals from Ontario to Thessaloniki by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Thessaloniki?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Thessaloniki (average of $544). Flying from Ontario to Thessaloniki in June is currently the most expensive (average of $1,032). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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