$315+ Cheap flights from Ontario (ONT) to Europe
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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Europe with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Europe
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Cheapest flights from Ontario to EuropeExplore the most affordable flight options available from Ontario to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Ontario to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
2 stops24h 34m
Thu 11/127:00 am -
2 stops21h 28m
Deal found 9/19![Multiple Airlines logo]()
$533
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:01 pm -
2 stops25h 39m
Wed 11/119:05 pm -
3 stops30h 23m
Deal found 9/18![Multiple Airlines logo]()
$551
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
2 stops24h 34m
Fri 11/137:00 am -
2 stops21h 28m
Deal found 9/19![Multiple Airlines logo]()
$553
This KLM deal was found by Cheapflights users on 9/21. 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 11/117:05 am -
1 stop16h 40m
Wed 11/259:40 am -
1 stop19h 14m
Deal found 9/21![KLM logo]()
$556
This KLM deal was found by Cheapflights users on 9/21. 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 12/27:05 am -
2 stops17h 40m
Tue 12/89:40 am -
1 stop19h 19m
Deal found 9/21![KLM logo]()
$560
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:15 pm -
1 stop25h 30m
Wed 11/1110:45 am -
2 stops21h 04m
Deal found 9/19![Delta logo]()
$565
This KLM deal was found by Cheapflights users on 9/20. 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 11/257:05 am -
1 stop16h 40m
Wed 1/135:45 am -
2 stops18h 27m
Deal found 9/20![KLM logo]()
$567
This KLM deal was found by Cheapflights users on 9/21. 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 12/26:00 am -
2 stops17h 55m
Tue 12/86:00 am -
2 stops18h 22m
Deal found 9/21![Multiple Airlines logo]()
$579
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:00 am -
3 stops24h 35m
Mon 11/97:00 am -
2 stops21h 28m
Deal found 9/20![Multiple Airlines logo]()
$581
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:01 pm -
2 stops22h 29m
Tue 11/106:40 am -
3 stops35h 00m
Deal found 9/20![Multiple Airlines logo]()
$585
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
3 stops22h 49m
Fri 11/136:40 am -
2 stops20h 48m
Deal found 9/19![Multiple Airlines logo]()
$587
This Mytrip deal was found by Cheapflights users on 9/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:25 am -
2 stops22h 15m
Sat 11/1412:25 pm -
3 stops31h 51m
Deal found 9/21![Multiple Airlines logo]()
$593
Best flights from Ontario to EuropeDiscover carefully curated flight deals from Ontario to Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Ontario to Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This KLM deal was found by Cheapflights users on 9/21. 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 12/26:00 am -
2 stops17h 55m
Tue 12/86:00 am -
2 stops18h 22m
Deal found 9/21![Multiple Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
2 stops29h 55m
Sun 11/810:45 am -
2 stops32h 32m
Deal found 9/18![Delta logo]()
$610
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 1/227:00 am -
1 stop17h 10m
Fri 1/299:30 am -
2 stops18h 50m
Deal found 9/21![United Airlines logo]()
$711
This KLM deal was found by Cheapflights users on 9/17. 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.
Mon 2/17:00 am -
2 stops16h 35m
Wed 2/1010:50 am -
1 stop20h 24m
Deal found 9/17![KLM logo]()
$732
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:13 pm -
1 stop15h 07m
Thu 11/122:45 pm -
1 stop16h 21m
Deal found 9/21![Alaska Airlines logo]()
$744
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:00 am -
1 stop15h 15m
Mon 1/1810:15 am -
1 stop22h 02m
Deal found 9/18![British Airways logo]()
$870
This JetBlue deal was found by Cheapflights users on 9/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:39 pm -
1 stop14h 06m
Fri 10/168:15 am -
1 stop21h 59m
Deal found 9/21![JetBlue logo]()
$945
This Virgin Atlantic deal was found by Cheapflights users on 9/18. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:20 am -
1 stop18h 05m
Tue 11/109:30 am -
1 stop23h 19m
Deal found 9/18![Virgin Atlantic logo]()
$1,010
This oojo deal was found by Cheapflights users on 9/22. 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.
Fri 10/26:02 am -
2 stops38h 18m
Sun 10/118:05 pm -
2 stops27h 25m
Deal found 9/22![Qatar Airways logo]()
$1,134
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/137:00 am -
1 stop16h 45m
Tue 2/239:40 am -
1 stop20h 34m
Deal found 9/22![Delta logo]()
$611
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:07 am -
1 stop17h 38m
Wed 10/2111:00 am -
1 stop17h 25m
Deal found 9/17![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:07 am -
1 stop17h 38m
Fri 10/309:40 am -
1 stop32h 26m
Deal found 9/18![Delta logo]()
$615
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:13 pm -
1 stop16h 52m
Fri 10/95:00 pm -
1 stop25h 17m
Deal found 9/18![Alaska Airlines logo]()
$750
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 2/106:00 am -
2 stops18h 35m
Mon 2/151:50 pm -
3 stops39h 30m
Deal found 9/22![United Airlines logo]()
$766
This KLM deal was found by Cheapflights users on 9/19. 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.
Mon 11/97:05 am -
1 stop16h 10m
Mon 11/2310:25 am -
1 stop19h 19m
Deal found 9/19![KLM logo]()
$801
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 3/26:30 am -
1 stop16h 15m
Fri 3/59:45 am -
1 stop17h 59m
Deal found 9/21![United Airlines logo]()
$767
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:13 pm -
1 stop15h 07m
Fri 11/62:45 pm -
1 stop16h 21m
Deal found 9/22![Alaska Airlines logo]()
$794
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1812:00 pm -
1 stop14h 20m
Wed 2/241:30 pm -
1 stop17h 44m
Deal found 9/21![Delta logo]()
$666
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop19h 45m
Thu 1/712:05 pm -
2 stops20h 14m
Deal found 9/18![Multiple Airlines logo]()
$919
This British Airways deal was found by Cheapflights users on 9/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/97:00 am -
1 stop18h 45m
Tue 3/1611:00 am -
1 stop18h 24m
Deal found 9/20![British Airways logo]()
$919
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Mon 3/16:30 am -
2 stops18h 00m
Fri 3/511:15 am -
2 stops20h 51m
Deal found 9/18![United Airlines logo]()
$773
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1812:00 pm -
1 stop14h 20m
Thu 2/251:30 pm -
1 stop17h 44m
Deal found 9/21![Delta logo]()
$666
This KLM deal was found by Cheapflights users on 9/18. 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.
Tue 1/127:00 am -
1 stop15h 50m
Mon 1/1810:40 am -
1 stop20h 34m
Deal found 9/18![KLM logo]()
$900
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:13 pm -
1 stop15h 07m
Sun 11/12:45 pm -
1 stop16h 21m
Deal found 9/21![Alaska Airlines logo]()
$844
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Thu 10/86:07 am -
2 stops31h 18m
Wed 10/214:05 pm -
1 stop15h 46m
Deal found 9/19![United Airlines logo]()
$779
This KLM deal was found by Cheapflights users on 9/20. 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.
Thu 11/1212:18 pm -
2 stops17h 37m
Tue 12/87:15 am -
2 stops20h 07m
Deal found 9/20![Multiple Airlines logo]()
$957
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:15 pm -
1 stop25h 30m
Thu 10/299:40 am -
2 stops21h 15m
Deal found 9/20![Delta logo]()
$668
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:00 am -
1 stop16h 45m
Sat 10/249:20 am -
1 stop22h 39m
Deal found 9/19![British Airways logo]()
$1,005
This KLM deal was found by Cheapflights users on 9/17. 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.
Tue 10/66:20 am -
1 stop19h 50m
Fri 10/2311:10 am -
2 stops20h 33m
Deal found 9/17![KLM logo]()
$921
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:01 pm -
2 stops43h 49m
Wed 11/259:00 am -
2 stops23h 31m
Deal found 9/21![Alaska Airlines logo]()
$868
Last-minute flights from Ontario to EuropeDiscover last-minute flight deals from Ontario to Europe. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Europe. Data last updated September 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:05 am -
1 stop17h 40m
Thu 10/811:00 am -
1 stop15h 22m
Deal found 9/22![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
2 stops29h 55m
Sun 11/810:45 am -
2 stops32h 32m
Deal found 9/18![Delta logo]()
$610
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:15 pm -
1 stop25h 30m
Wed 11/1110:45 am -
2 stops21h 04m
Deal found 9/19![Delta logo]()
$565
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:07 am -
1 stop17h 38m
Wed 11/1110:45 am -
2 stops21h 04m
Deal found 9/19![Delta logo]()
$560
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:07 am -
1 stop17h 38m
Fri 10/309:40 am -
1 stop32h 26m
Deal found 9/17![Delta logo]()
$615
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:07 am -
1 stop17h 38m
Tue 10/201:15 pm -
2 stops18h 40m
Deal found 9/17![Delta logo]()
$618
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:07 am -
1 stop17h 38m
Wed 10/215:55 am -
2 stops19h 17m
Deal found 9/17![Delta logo]()
$632
This Mytrip deal was found by Cheapflights users on 9/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:01 pm -
2 stops35h 44m
Wed 11/46:35 pm -
2 stops32h 53m
Deal found 9/21![Multiple Airlines logo]()
$595
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:15 pm -
1 stop25h 00m
Tue 11/101:30 pm -
1 stop30h 38m
Deal found 9/18![Delta logo]()
$600
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:07 am -
1 stop18h 38m
Thu 11/199:20 am -
2 stops23h 29m
Deal found 9/17![Delta logo]()
$617
This Air France deal was found by Cheapflights users on 9/18. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:07 am -
1 stop20h 13m
Tue 11/106:00 am -
2 stops19h 24m
Deal found 9/18![Air France logo]()
$633
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:07 am -
1 stop17h 08m
Fri 11/610:25 am -
1 stop18h 05m
Deal found 9/17![Delta logo]()
$652
One-way flights from Ontario to EuropeSearch for one-way flight options from Ontario to Europe. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Ontario to Europe. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This oojo deal was found by Cheapflights users on 9/18. 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.
Mon 10/510:42 pm -
1 stop14h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$315
This oojo deal was found by Cheapflights users on 9/19. 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.
Sat 10/310:39 pm -
1 stop14h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![JetBlue logo]()
$316
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:25 am -
3 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$316
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/84:25 pm -
1 stop13h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![British Airways logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/105:02 pm -
1 stop12h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![British Airways logo]()
$319
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/14:59 pm -
1 stop12h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![British Airways logo]()
$320
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:25 am -
3 stops30h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$320
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/62:21 pm -
1 stop13h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![British Airways logo]()
$321
This oojo deal was found by Cheapflights users on 9/21. 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.
Sat 10/1710:42 pm -
1 stop26h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![JetBlue logo]()
$323
This Justfly.com deal was found by Cheapflights users on 9/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/36:00 am -
2 stops19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![British Airways logo]()
$326
This Jetabroad deal was found by Cheapflights users on 9/19. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:05 pm -
1 stop13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![JetBlue logo]()
$327
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:25 am -
3 stops27h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$328
Find flight deals from Ontario to Europe
Keep the following information in mind while searching for Ontario to Europe flight deals. Data was last updated September 22, 2026.
Round-trip from | $533 (Mytrip) |
|---|---|
One-way from | $315 (oojo) |
Popular in | June |
Cheapest in | February |
Average price | $1,080 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Europe 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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Ontario to Europe that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioDublin
ONT Ontario - DUB Dublin
ONTDUB
Ontario
Tue 1/26
7:00 am-8:10 am
1 stop17h 10m
Dublin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioDublin
ONT Ontario - DUB Dublin
ONTDUB
Ontario
Sat 1/23
6:53 pm-7:30 am
2 stops28h 37m
Dublin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioDublin
ONT Ontario - DUB Dublin
ONTDUB
Ontario
Tue 1/19
7:00 am-8:10 am
1 stop17h 10m
Dublin
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Mon 1/25
12:00 pm-11:20 am
1 stop14h 20m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$346
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Mon 1/25
6:53 pm-8:55 am
3 stops53h 02m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$350
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Wed 2/10
6:53 pm-11:10 pm
2 stops19h 17m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$354
OntarioMadrid
ONT Ontario - MAD Madrid Barajas
ONTMAD
Ontario
Tue 11/10
7:00 am-9:30 am
2 stops17h 30m
Madrid Barajas
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$355
OntarioMadrid
ONT Ontario - MAD Madrid Barajas
ONTMAD
Ontario
Mon 11/9
7:00 am-7:45 am
2 stops15h 45m
Madrid Barajas
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$355
OntarioMadrid
ONT Ontario - MAD Madrid Barajas
ONTMAD
Ontario
Mon 2/8
6:00 am-9:30 am
2 stops18h 30m
Madrid Barajas
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$355
OntarioMadrid
ONT Ontario - MAD Madrid Barajas
ONTMAD
Ontario
Wed 11/25
10:37 am-1:10 pm
2 stops17h 33m
Madrid Barajas
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$372
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Europe
Have a flexible travel schedule? Discover the best time to fly to Europe from Ontario with our price prediction graph.
ONT-DUB
ONT-FCO
ONT-MAD
ONT-AMS
ONT-LHR
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 Europe
ONT-EU0
ONT-DUB
ONT-FCO
ONT-MAD
ONT-AMS
What is the cheapest month to book a flight from Ontario to Europe?
Currently, January is the cheapest month in which you can book a flight from Ontario to Europe (average of $676). Flying from Ontario to Europe in June is currently the most expensive (average of $1,384). 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.
Reviews of airlines servicing Europe
Get insights into the airlines that provide service to Europe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Europe. Reviews last updated September 22, 2026.
See what other customers who have flown with Delta,United Airlines, andVirgin Atlantic from Ontario to Europe have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Ontario to Europe. 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 Ontario to Europe
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Europe by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Europe by cabin class
Find flights from Ontario to Europe, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Europe flights
Browse other Ontario and Europe flight options. Last updated on September 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Europe countries
Consider these flights traveling to countries located in Europe.
Ontario to Europe flights
Consider these flights traveling from Ontario to Europe.
Top 8 airlines flying from Ontario to Europe
Discover the top 8 airlines that operate flights from Ontario to Europe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$818 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$474 | Average$1,000 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$488 | Average$1,051 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$515 | Average$1,020 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$539 | Average$773 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$657 | Average$1,262 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$671 | Average$895 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$806 | Average$1,592 | FlexibilityNo cancel fee | On-time75% |