$310+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MAD
Nov 11 — Nov 181
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 October 12, 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 October 12, 2026.
This Mytrip deal was found by Cheapflights users on 10/8. 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 11/2310:55 am -
3 stops25h 40m
Sun 12/68:25 pm -
2 stops35h 58m
Deal found 10/8![Multiple Airlines logo]()
$596
This Delta deal was found by Cheapflights users on 10/10. 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.
Mon 11/237:05 am -
1 stop17h 40m
Tue 12/812:20 pm -
1 stop17h 38m
Deal found 10/10![Delta logo]()
$612
This Delta deal was found by Cheapflights users on 10/7. 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 11/145:56 pm -
2 stops28h 24m
Wed 12/912:20 pm -
1 stop17h 38m
Deal found 10/7![Delta logo]()
$617
This Delta deal was found by Cheapflights users on 10/9. 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 11/2811:06 pm -
1 stop25h 39m
Fri 12/1112:20 pm -
1 stop18h 35m
Deal found 10/9![Delta logo]()
$618
This Mytrip deal was found by Cheapflights users on 10/9. 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 11/1612:01 pm -
2 stops19h 59m
Mon 11/236:40 am -
3 stops33h 50m
Deal found 10/9![Multiple Airlines logo]()
$620
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:01 pm -
2 stops19h 59m
Tue 11/246:40 am -
2 stops25h 44m
Deal found 10/11![Multiple Airlines logo]()
$626
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Sun 11/2210:40 pm -
3 stops35h 00m
Fri 12/47:30 pm -
2 stops35h 53m
Deal found 10/7![Multiple Airlines logo]()
$631
This Delta deal was found by Cheapflights users on 10/7. 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 11/1711:57 am -
2 stops18h 23m
Fri 12/1112:20 pm -
1 stop18h 35m
Deal found 10/7![Delta logo]()
$631
This Delta deal was found by Cheapflights users on 10/7. 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 11/36:00 am -
2 stops26h 45m
Wed 12/169:20 am -
2 stops23h 37m
Deal found 10/7![Delta logo]()
$635
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Fri 12/1112:20 pm -
1 stop18h 35m
Deal found 10/7![Delta logo]()
$636
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Wed 12/169:20 am -
2 stops34h 47m
Deal found 10/7![Delta logo]()
$641
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Tue 12/1512:20 pm -
1 stop31h 47m
Deal found 10/7![Delta logo]()
$642
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 October 12, 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 October 12, 2026.
This Delta deal was found by Cheapflights users on 10/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:05 am -
1 stop17h 40m
Tue 12/1512:20 pm -
1 stop17h 38m
Deal found 10/11![Delta logo]()
$612
This KLM deal was found by Cheapflights users on 10/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:05 am -
1 stop17h 40m
Mon 12/1412:20 pm -
1 stop18h 35m
Deal found 10/11![KLM logo]()
$662
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/279:45 am -
2 stops18h 05m
Wed 2/1010:10 am -
2 stops18h 51m
Deal found 10/8![United Airlines logo]()
$705
This Alaska Airlines deal was found by Cheapflights users on 10/7. 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.
Fri 11/1312:02 pm -
2 stops23h 48m
Sun 12/67:40 am -
2 stops24h 19m
Deal found 10/7![Alaska Airlines logo]()
$772
This Booking.com deal was found by Cheapflights users on 10/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:59 pm -
2 stops31h 41m
Tue 11/104:35 pm -
2 stops35h 07m
Deal found 10/9![British Airways logo]()
$776
This Finnair deal was found by Cheapflights users on 10/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:26 am -
1 stop17h 24m
Sat 1/2312:00 pm -
2 stops20h 13m
Deal found 10/8![Multiple Airlines logo]()
$854
This Delta deal was found by Cheapflights users on 10/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:05 am -
1 stop17h 40m
Fri 12/1112:20 pm -
1 stop18h 35m
Deal found 10/11![Delta logo]()
$612
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Tue 11/31:29 pm -
2 stops18h 26m
Wed 11/1110:10 am -
2 stops19h 41m
Deal found 10/11![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 10/7. 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 12/111:20 am -
2 stops16h 30m
Thu 12/1010:10 am -
2 stops20h 01m
Deal found 10/7![United Airlines logo]()
$709
This KLM deal was found by Cheapflights users on 10/10. 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 11/157:05 am -
1 stop16h 10m
Wed 12/210:25 am -
1 stop19h 33m
Deal found 10/10![KLM logo]()
$811
This Delta deal was found by Cheapflights users on 10/9. 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 3/63:30 pm -
2 stops40h 40m
Wed 3/172:15 pm -
2 stops29h 12m
Deal found 10/9![Delta logo]()
$741
This British Airways deal was found by Cheapflights users on 10/7. 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.
Thu 3/182:22 pm -
2 stops18h 33m
Fri 3/2611:45 am -
2 stops20h 14m
Deal found 10/7![British Airways logo]()
$829
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/249:25 am -
2 stops18h 25m
Mon 12/76:20 am -
2 stops20h 16m
Deal found 10/10![United Airlines logo]()
$712
This Alaska Airlines deal was found by Cheapflights users on 10/8. 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.
Sun 4/412:00 pm -
1 stop19h 05m
Wed 4/215:00 pm -
1 stop26h 09m
Deal found 10/8![Alaska Airlines logo]()
$890
This Delta deal was found by Cheapflights users on 10/9. 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 3/63:30 pm -
2 stops40h 40m
Fri 3/126:30 am -
2 stops26h 18m
Deal found 10/9![Delta logo]()
$741
This KLM deal was found by Cheapflights users on 10/10. 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 11/1610:25 am -
1 stop20h 32m
Deal found 10/10![KLM logo]()
$816
This British Airways deal was found by Cheapflights users on 10/7. 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.
Thu 12/3110:34 am -
1 stop13h 51m
Sat 2/612:55 am -
1 stop17h 53m
Deal found 10/7![British Airways logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Wed 11/119:25 am -
2 stops18h 25m
Sun 11/151:30 pm -
2 stops18h 18m
Deal found 10/11![United Airlines logo]()
$714
This KLM deal was found by Cheapflights users on 10/10. 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 12/87:05 am -
1 stop16h 10m
Mon 12/2110:25 am -
1 stop19h 11m
Deal found 10/10![KLM logo]()
$816
This Icelandair deal was found by Cheapflights users on 10/8. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:55 pm -
1 stop32h 10m
Fri 11/134:55 pm -
1 stop13h 50m
Deal found 10/8![Multiple Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 10/7. 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.
Mon 10/267:07 am -
1 stop20h 13m
Tue 11/1010:25 am -
1 stop19h 29m
Deal found 10/7![Delta logo]()
$760
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/277:25 am -
2 stops20h 25m
Tue 2/910:10 am -
2 stops21h 05m
Deal found 10/8![United Airlines logo]()
$714
This KLM deal was found by Cheapflights users on 10/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:05 am -
1 stop19h 15m
Thu 12/310:25 am -
1 stop20h 30m
Deal found 10/12![KLM logo]()
$816
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1612:00 pm -
1 stop17h 20m
Fri 3/192:45 pm -
1 stop14h 54m
Deal found 10/11![Alaska Airlines logo]()
$999
This Delta deal was found by Cheapflights users on 10/7. 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 2/216:00 am -
2 stops31h 45m
Thu 3/1810:25 am -
1 stop33h 02m
Deal found 10/7![Delta logo]()
$764
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/276:59 am -
2 stops16h 46m
Tue 11/106:25 am -
2 stops21h 22m
Deal found 10/9![United Airlines logo]()
$715
This British Airways deal was found by Cheapflights users on 10/10. 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 11/2410:37 am -
1 stop13h 38m
Thu 12/32:35 pm -
1 stop15h 18m
Deal found 10/10![British Airways logo]()
$974
This Icelandair deal was found by Cheapflights users on 10/8. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/27:00 am -
2 stops19h 50m
Tue 2/912:15 pm -
2 stops17h 30m
Deal found 10/8![Multiple Airlines logo]()
$1,075
This Alaska Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 12/1311:57 am -
1 stop16h 23m
Thu 1/72:45 pm -
1 stop15h 56m
Deal found 10/10![Alaska Airlines logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/69:25 am -
2 stops18h 25m
Sun 11/151:30 pm -
2 stops18h 18m
Deal found 10/7![United Airlines logo]()
$717
Last-minute flights from Ontario to EuropeDiscover last-minute flight deals from Ontario to Europe. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Europe. Data last updated October 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/7. 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 11/36:00 am -
2 stops26h 45m
Wed 12/169:20 am -
2 stops23h 37m
Deal found 10/7![Delta logo]()
$635
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Fri 12/1112:20 pm -
1 stop18h 35m
Deal found 10/7![Delta logo]()
$636
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Wed 12/169:20 am -
2 stops34h 47m
Deal found 10/7![Delta logo]()
$641
This Delta deal was found by Cheapflights users on 10/7. 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 11/76:00 pm -
2 stops36h 20m
Tue 12/1512:20 pm -
1 stop31h 47m
Deal found 10/7![Delta logo]()
$642
This Delta deal was found by Cheapflights users on 10/7. 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 11/145:56 pm -
2 stops28h 24m
Wed 12/912:20 pm -
1 stop17h 38m
Deal found 10/7![Delta logo]()
$617
This Mytrip deal was found by Cheapflights users on 10/9. 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 11/1612:01 pm -
2 stops19h 59m
Mon 11/236:40 am -
3 stops33h 50m
Deal found 10/9![Multiple Airlines logo]()
$620
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:01 pm -
2 stops19h 59m
Tue 11/246:40 am -
2 stops25h 44m
Deal found 10/11![Multiple Airlines logo]()
$626
This Delta deal was found by Cheapflights users on 10/7. 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 11/1711:57 am -
2 stops18h 23m
Wed 12/912:20 pm -
1 stop17h 38m
Deal found 10/7![Delta logo]()
$631
This Mytrip deal was found by Cheapflights users on 10/7. 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.
Sun 11/2210:40 pm -
3 stops35h 00m
Fri 12/47:30 pm -
2 stops35h 53m
Deal found 10/7![Multiple Airlines logo]()
$631
This Mytrip deal was found by Cheapflights users on 10/8. 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 11/2310:55 am -
3 stops25h 40m
Sun 12/68:25 pm -
2 stops35h 58m
Deal found 10/8![Multiple Airlines logo]()
$596
This Delta deal was found by Cheapflights users on 10/10. 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.
Mon 11/237:05 am -
1 stop17h 40m
Tue 12/812:20 pm -
1 stop17h 38m
Deal found 10/10![Delta logo]()
$612
This Delta deal was found by Cheapflights users on 10/9. 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 11/2811:06 pm -
1 stop25h 39m
Tue 12/1512:20 pm -
1 stop17h 38m
Deal found 10/9![Delta logo]()
$618
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 October 12, 2026.
Search for one-way flight options from Ontario to Europe. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1412:00 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Virgin Atlantic logo]()
$310
This oojo deal was found by Cheapflights users on 10/10. 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 stop14h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![JetBlue logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 1/132:21 pm -
1 stop13h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![British Airways logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Sun 1/174:19 pm -
1 stop13h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![British Airways logo]()
$319
This Expedia deal was found by Cheapflights users on 10/10. 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.
Sun 1/102:21 pm -
1 stop13h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![British Airways logo]()
$320
This Booking.com deal was found by Cheapflights users on 10/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/214:25 pm -
1 stop13h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![British Airways logo]()
$321
This Justfly.com deal was found by Cheapflights users on 10/8. 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.
Tue 1/2611:36 am -
1 stop16h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Alaska Airlines logo]()
$322
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/24:19 pm -
2 stops21h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![British Airways logo]()
$324
This Justfly.com deal was found by Cheapflights users on 10/7. 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.
Tue 1/51:00 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Virgin Atlantic logo]()
$325
This Justfly.com deal was found by Cheapflights users on 10/9. 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.
Sat 2/134:00 pm -
1 stop36h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2811:42 am -
3 stops41h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 10/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/137:00 am -
1 stop15h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Delta logo]()
$329
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 October 12, 2026.
Round-trip from | $596 (Mytrip) |
|---|---|
One-way from | $310 (Expedia) |
Popular in | June |
Cheapest in | February |
Average price | $999 |
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 October 12, 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
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Tue 3/2
6:00 am-7:40 am
1 stop17h 40m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
Quickest round-trip
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Mon 3/29
1:00 pm-10:00 am
1 stop13h 00m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Sun 2/28
12:00 pm-11:40 am
1 stop15h 40m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Mon 3/15
11:20 am-7:25 am
1 stop13h 05m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioBucharest
ONT Ontario - OTP Bucharest Otopeni Intl
ONTOTP
Ontario
Wed 2/3
12:00 pm-11:15 pm
2 stops25h 15m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$339
OntarioBucharest
ONT Ontario - OTP Bucharest Otopeni Intl
ONTOTP
Ontario
Sun 1/31
7:00 am-2:10 pm
2 stops21h 10m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$339
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Sat 1/9
4:16 pm-12:20 pm
1 stop36h 04m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$340
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Sat 3/20
12:00 pm-6:25 am
1 stop35h 25m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$340
OntarioRome
ONT Ontario - FCO Rome Fiumicino
ONTFCO
Ontario
Wed 1/27
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
12:00 pm-11:20 am
1 stop14h 20m
Rome Fiumicino
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$346
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-LHR
ONT-MAD
ONT-KEF
ONT-KRK
ONT-VCE
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-LHR
ONT-MAD
ONT-KEF
ONT-KRK
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 $1,385). 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 October 12, 2026.
See what other customers who have flown with Delta,Virgin Atlantic, andUnited Airlines 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.
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
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 October 12, 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 October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$818 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$474 | Average$1,061 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$488 | Average$1,051 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$539 | Average$773 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$657 | Average$1,262 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$703 | Average$1,019 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$710 | Average$1,020 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$806 | Average$1,592 | FlexibilityNo cancel fee | On-time75% |