Cheap flights from Ottawa to Ko Samui from C$ 1,011
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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ottawa to Ko Samui
Best flights from Ottawa to Ko SamuiDiscover carefully curated flight deals from Ottawa to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.
Discover carefully curated flight deals from Ottawa to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.
One-way flights from Ottawa to Ko SamuiSearch for one-way flight options from Ottawa to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.
Search for one-way flight options from Ottawa to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.
Find flight deals from Ottawa to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Ko Samui (USM). 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 6 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Ottawa to Ko Samui that are best for you.
Fly from
Fly to
Route
Depart
Return
OttawaKo Samui
YOW Ottawa - USM Ko Samui
YOWUSM
Ottawa
Wed 18/11
8:40 a.m.-8:10 a.m.
3 stops59h 30m
Ko Samui
Wed 31/12
12:00 a.m.-12:00 p.m.
Nonstop0h 00m
OttawaKo Samui
YOW Ottawa - USM Ko Samui
YOWUSM
Ottawa
Mon 1/2
5:40 p.m.-1:05 p.m.
2 stops31h 25m
Ko Samui
Mon 8/2
9:10 p.m.-3:59 p.m.
2 stops30h 49m
OttawaKo Samui
YOW Ottawa - USM Ko Samui
YOWUSM
Ottawa
Mon 1/2
8:25 p.m.-2:55 p.m.
3 stops30h 30m
Ko Samui
Mon 8/2
7:40 p.m.-12:40 a.m.
3 stops41h 00m
Best time to book a flight from Ottawa to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Ottawa with our price prediction graph.
Related info for your journey
Find useful and relevant information for your journey from Ottawa to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ottawa to Ko Samui
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Complete your trip
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Direct flights to Thailand
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Other flights to Ko Samui
Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 October 2026.
Ottawa and Ko Samui flights
Browse other Ottawa and Ko Samui flight options. Last updated on 6 October 2026.
Other flights from Ottawa
Browse through other flights departing from Ottawa. Flights are based on user searches made on Cheapflights and were last updated on 6 October 2026.
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How does Cheapflights help users find flights from Ottawa to Ko Samui?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Ko Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ottawa to Ko Samui?
Cheapflights helps you find that perfect flight to Ko Samui from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Ottawa to Ko Samui with no change fees?
Yes, we can. To see specific flights from Ottawa to Ko Samui with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Ottawa to Ko Samui become cheaper?
Yes! Start tracking prices for Ottawa to Ko Samui flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.