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Tallinn

$524+ Cheap flights from Ontario (ONT) to Tallinn (TLL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TLL
juil. 15 — juil. 221
mer. 7/15
mer. 7/22
1 adult, Economy
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Cheap flight deals from Ontario to Tallinn

Cheapest flights from Ontario to Tallinn
Explore the most affordable flight options available from Ontario to Tallinn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 15, 2026.

This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/157:00 am
ONT
-
TLL
2 stops20h 00m
United Airlines
sam. 8/296:10 am
TLL
-
ONT
2 stops22h 02m
United Airlines
Deal found 6/15$815
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/157:00 am
ONT
-
TLL
2 stops20h 05m
United Airlines
dim. 9/206:10 am
TLL
-
ONT
2 stops25h 49m
United Airlines
Deal found 6/13$885
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/221:18 pm
ONT
-
TLL
2 stops49h 17m
United Airlines
sam. 12/195:55 pm
TLL
-
ONT
2 stops39h 11m
United Airlines
Deal found 6/11$935
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/31:50 pm
ONT
-
TLL
3 stops37h 10m
United Airlines
mer. 7/156:10 am
TLL
-
ONT
2 stops26h 41m
United Airlines
Deal found 6/14$1,002
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/291:50 pm
ONT
-
TLL
2 stops24h 25m
United Airlines
mer. 8/51:50 pm
TLL
-
ONT
2 stops43h 01m
United Airlines
Deal found 6/13$1,033
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/306:10 am
ONT
-
TLL
2 stops32h 05m
United Airlines
jeu. 8/65:55 am
TLL
-
ONT
2 stops26h 56m
United Airlines
Deal found 6/15$1,098
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/159:10 pm
ONT
-
TLL
2 stops35h 30m
Turkish Airlines
dim. 9/207:35 pm
TLL
-
ONT
2 stops34h 38m
Turkish Airlines
Deal found 6/13$1,145
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/276:00 am
ONT
-
TLL
2 stops32h 35m
United Airlines
lun. 8/31:50 pm
TLL
-
ONT
2 stops43h 01m
United Airlines
Deal found 6/12$1,181
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/196:05 am
ONT
-
TLL
2 stops32h 10m
United Airlines
ven. 6/266:10 am
TLL
-
ONT
2 stops26h 41m
United Airlines
Deal found 6/11$1,668
This Turkish Airlines deal was found by Cheapflights users on 6/11. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 7/1711:51 pm
ONT
-
TLL
2 stops32h 49m
Turkish Airlines
mer. 7/2911:15 am
TLL
-
ONT
2 stops45h 29m
Turkish Airlines
Deal found 6/11$1,839
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/11:50 pm
ONT
-
TLL
3 stops48h 25m
United Airlines
dim. 7/126:10 am
TLL
-
ONT
2 stops24h 32m
United Airlines
Deal found 6/12$1,846

Find flight deals from Ontario to Tallinn

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Tallinn (TLL). 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 juin 15, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$754
(United Airlines)

One-way from

$600
(United Airlines)

Popular in

February

Cheapest in

January

Average price

$1,099
Provider with most accurate pricing for Ontario-Tallinn flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Tallinn flights.
Search Deals
From Ontario to Tallinn
Search Deals
One-way flight from Ontario to Tallinn
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Tallinn 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 juin 15, 2026.
Use the filters below to find and compare flights from Ontario to Tallinn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

sam. 8/15

7:00 am-1:00 pm

2 stops20h 00m

Tallinn

sam. 8/29

6:10 am-6:12 pm

2 stops22h 02m

$815

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

mar. 9/15

7:00 am-1:05 pm

2 stops20h 05m

Tallinn

dim. 9/20

6:10 am-9:59 pm

2 stops25h 49m

$885

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

sam. 8/22

1:18 pm-12:35 am

2 stops49h 17m

Tallinn

sam. 12/19

5:55 pm-11:06 pm

2 stops39h 11m

$935

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

mer. 7/29

1:50 pm-12:15 am

2 stops24h 25m

Tallinn

mer. 8/5

1:50 pm-10:51 pm

2 stops43h 01m

$1,033

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

jeu. 7/30

6:10 am-12:15 am

2 stops32h 05m

Tallinn

jeu. 8/6

5:55 am-10:51 pm

2 stops26h 56m

$1,098

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

lun. 7/27

6:00 am-12:35 am

2 stops32h 35m

Tallinn

lun. 8/3

1:50 pm-10:51 pm

2 stops43h 01m

$1,181

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

ven. 7/17

11:51 pm-6:40 pm

2 stops32h 49m

Tallinn

mer. 7/29

11:15 am-10:44 pm

2 stops45h 29m

$1,839

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

mer. 7/1

1:50 pm-12:15 am

3 stops48h 25m

Tallinn

dim. 7/12

6:10 am-8:42 pm

2 stops24h 32m

$1,846

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

ven. 7/3

11:54 pm-10:20 am

2 stops24h 26m

Tallinn

mer. 7/15

11:15 am-10:44 pm

2 stops45h 29m

$2,814

OntarioTallinn

ONT - TLL

ONTTLL

Ontario

ven. 7/17

11:51 pm-10:20 am

2 stops24h 29m

Tallinn

mar. 7/28

7:35 pm-10:44 pm

2 stops61h 09m

$5,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 17 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Ontario-Tallinn flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Ontario-Tallinn flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Ontario-Tallinn flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Tallinn flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Tallinn flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Tallinn

Have a flexible travel schedule? Discover the best time to fly to Tallinn 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Tallinn. 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 Tallinn?

    For as low as $815, United Airlines can have you in Tallinn from Ontario in 20h. Ontario and Tallinn are separated by a distance of 5626 mi.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Ontario to Tallinn

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