$297+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Oct 8 — Oct 151
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 8, 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 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:25 am -
1 stop13h 40m
Tue 10/133:55 pm -
1 stop16h 57m
Deal found 9/3![American Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 9/5. 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 stop18h 38m
Wed 11/119:20 am -
2 stops35h 57m
Deal found 9/5![Delta logo]()
$704
This Delta deal was found by Cheapflights users on 9/3. 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 10/1212:16 pm -
1 stop15h 34m
Wed 10/141:20 pm -
1 stop18h 23m
Deal found 9/3![Delta logo]()
$707
This Delta deal was found by Cheapflights users on 9/4. 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
Thu 12/1012:20 pm -
1 stop18h 36m
Deal found 9/4![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 9/3. 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 stop28h 35m
Fri 10/161:20 pm -
1 stop18h 23m
Deal found 9/3![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 9/4. 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
Wed 12/96:05 am -
2 stops20h 10m
Deal found 9/4![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 9/4. 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 11/225:04 pm -
2 stops29h 16m
Wed 11/259:20 am -
2 stops34h 48m
Deal found 9/4![Delta logo]()
$716
This Delta deal was found by Cheapflights users on 9/3. 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 9/2711:54 am -
2 stops22h 21m
Tue 10/136:00 am -
2 stops20h 12m
Deal found 9/3![Delta logo]()
$717
This Delta deal was found by Cheapflights users on 9/5. 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 10/207:07 am -
2 stops20h 23m
Wed 10/2811:15 am -
2 stops31h 51m
Deal found 9/5![Delta logo]()
$721
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
1 stop17h 05m
Wed 12/91:00 pm -
1 stop19h 46m
Deal found 9/4![Iberia logo]()
$741
This Expedia deal was found by Cheapflights users on 9/6. 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 11/174:51 pm -
2 stops17h 49m
Tue 11/241:10 pm -
1 stop19h 49m
Deal found 9/6![British Airways logo]()
$742
This Sembo deal was found by Cheapflights users on 9/6. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:00 am -
2 stops18h 00m
Wed 11/116:05 am -
2 stops24h 35m
Deal found 9/6![Multiple Airlines logo]()
$754
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 8, 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 8, 2026.
This Delta deal was found by Cheapflights users on 9/5. 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 1/266:00 am -
2 stops25h 05m
Wed 2/36:05 am -
2 stops19h 07m
Deal found 9/5![Delta logo]()
$727
This KLM deal was found by Cheapflights users on 9/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1012:00 pm -
1 stop14h 45m
Tue 2/1612:20 pm -
1 stop18h 54m
Deal found 9/7![KLM logo]()
$769
This United Airlines deal was found by Cheapflights users on 9/6. 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 3/26:00 am -
2 stops16h 45m
Fri 3/512:40 pm -
2 stops19h 26m
Deal found 9/6![United Airlines logo]()
$772
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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 11/246:00 am -
2 stops28h 20m
Fri 12/117:40 am -
2 stops23h 59m
Deal found 9/4![Alaska Airlines logo]()
$808
This JetBlue deal was found by Cheapflights users on 9/6. 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.
Tue 9/2210:39 pm -
1 stop14h 06m
Tue 9/298:15 am -
1 stop20h 42m
Deal found 9/6![JetBlue logo]()
$897
This British Airways deal was found by Cheapflights users on 9/7. 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 10/227:00 am -
1 stop16h 45m
Wed 11/410:50 am -
1 stop20h 22m
Deal found 9/7![British Airways logo]()
$911
This KAYAK deal was found by Cheapflights users on 9/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:25 am -
1 stop14h 45m
Fri 10/23:50 pm -
2 stops26h 39m
Deal found 9/3![American Airlines logo]()
$932
This Air France deal was found by Cheapflights users on 9/3. 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.
Thu 11/512:16 pm -
2 stops18h 29m
Tue 11/107:15 am -
2 stops20h 09m
Deal found 9/3![Air France logo]()
$1,064
This KLM deal was found by Cheapflights users on 9/6. 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 11/1011:57 am -
1 stop13h 53m
Sun 11/1510:10 am -
1 stop15h 14m
Deal found 9/6![Multiple Airlines logo]()
$1,082
This Qatar Airways deal was found by Cheapflights users on 9/7. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am -
2 stops38h 00m
Wed 12/28:10 pm -
2 stops37h 29m
Deal found 9/7![Qatar Airways logo]()
$1,108
This United Airlines deal was found by Cheapflights users on 9/5. 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 1/257:00 am -
2 stops17h 15m
Fri 2/511:15 am -
2 stops18h 05m
Deal found 9/5![United Airlines logo]()
$773
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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 1/1011:36 am -
2 stops24h 14m
Wed 1/207:40 am -
2 stops24h 01m
Deal found 9/5![Alaska Airlines logo]()
$809
This Delta deal was found by Cheapflights users on 9/3. 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 2/117:00 am -
1 stop16h 40m
Sat 2/1310:50 am -
1 stop20h 24m
Deal found 9/3![Delta logo]()
$812
This KLM deal was found by Cheapflights users on 9/6. 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 1/267:00 am -
1 stop15h 50m
Wed 2/36:50 am -
2 stops18h 22m
Deal found 9/6![KLM logo]()
$818
This Delta deal was found by Cheapflights users on 9/4. 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 11/267:05 am -
2 stops16h 35m
Wed 12/166:50 am -
2 stops26h 08m
Deal found 9/4![Delta logo]()
$817
This United Airlines deal was found by Cheapflights users on 9/5. 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 1/287:00 am -
2 stops17h 15m
Fri 2/511:15 am -
2 stops18h 05m
Deal found 9/5![United Airlines logo]()
$823
This British Airways deal was found by Cheapflights users on 9/3. 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 10/410:25 am -
1 stop13h 40m
Tue 10/2012:40 pm -
1 stop16h 14m
Deal found 9/3![British Airways logo]()
$937
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 2/1011:36 am -
1 stop16h 44m
Tue 2/232:45 pm -
1 stop15h 54m
Deal found 9/8![Alaska Airlines logo]()
$879
This KLM deal was found by Cheapflights users on 9/4. 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 11/237:05 am -
1 stop16h 35m
Wed 12/910:50 am -
1 stop19h 09m
Deal found 9/4![KLM logo]()
$908
This United Airlines deal was found by Cheapflights users on 9/6. 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 12/17:00 am -
1 stop15h 45m
Sun 12/610:30 am -
2 stops18h 50m
Deal found 9/6![United Airlines logo]()
$827
This Icelandair deal was found by Cheapflights users on 9/7. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:40 am -
2 stops16h 15m
Fri 11/612:55 pm -
2 stops17h 54m
Deal found 9/7![Multiple Airlines logo]()
$1,103
This British Airways deal was found by Cheapflights users on 9/7. 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.
Wed 10/711:59 pm -
1 stop23h 46m
Fri 10/169:20 am -
1 stop22h 39m
Deal found 9/7![British Airways logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/27:00 am -
2 stops15h 45m
Mon 11/96:05 am -
2 stops20h 51m
Deal found 9/3![United Airlines logo]()
$834
This Qatar Airways deal was found by Cheapflights users on 9/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
2 stops43h 20m
Mon 11/308:10 pm -
2 stops37h 29m
Deal found 9/4![Qatar Airways logo]()
$1,111
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 10/76:20 am -
1 stop18h 50m
Sat 10/246:05 am -
2 stops25h 06m
Deal found 9/7![Delta logo]()
$929
This KLM deal was found by Cheapflights users on 9/6. 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 2/812:00 pm -
2 stops18h 55m
Mon 2/228:00 am -
2 stops23h 14m
Deal found 9/6![KLM logo]()
$931
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 11/106:00 am -
1 stop22h 20m
Fri 11/132:45 pm -
1 stop16h 21m
Deal found 9/8![Alaska Airlines logo]()
$936
This Turkish Airlines deal was found by Cheapflights users on 9/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:13 pm -
2 stops24h 02m
Mon 11/26:30 am -
2 stops25h 10m
Deal found 9/7![Multiple Airlines logo]()
$1,106
This British Airways deal was found by Cheapflights users on 9/7. 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.
Mon 10/57:00 am -
1 stop16h 45m
Wed 10/2110:55 am -
1 stop21h 57m
Deal found 9/7![British Airways logo]()
$1,006
This Delta deal was found by Cheapflights users on 9/4. 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 10/57:05 am -
1 stop16h 10m
Tue 10/2011:15 am -
1 stop17h 10m
Deal found 9/4![Delta logo]()
$935
Last-minute flights from Ontario to EuropeDiscover last-minute flight deals from Ontario to Europe. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Europe. Data last updated September 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:25 am -
1 stop13h 40m
Tue 10/133:55 pm -
1 stop16h 57m
Deal found 9/3![American Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 9/3. 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 9/2711:54 am -
2 stops22h 21m
Tue 10/136:00 am -
2 stops20h 12m
Deal found 9/3![Delta logo]()
$717
This Delta deal was found by Cheapflights users on 9/3. 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 10/106:20 am -
1 stop19h 50m
Wed 10/141:20 pm -
1 stop18h 23m
Deal found 9/3![Delta logo]()
$757
This Delta deal was found by Cheapflights users on 9/3. 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 stop28h 35m
Fri 10/161:20 pm -
1 stop18h 23m
Deal found 9/3![Delta logo]()
$712
This Delta deal was found by Cheapflights users on 9/3. 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 10/1212:16 pm -
1 stop15h 34m
Wed 10/141:20 pm -
1 stop18h 23m
Deal found 9/3![Delta logo]()
$707
This KLM deal was found by Cheapflights users on 9/4. 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 10/137:07 am -
1 stop20h 08m
Fri 10/239:50 am -
1 stop21h 04m
Deal found 9/4![KLM logo]()
$712
This Delta deal was found by Cheapflights users on 9/4. 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 stop20h 08m
Fri 10/236:00 am -
2 stops25h 43m
Deal found 9/4![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 9/5. 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 10/207:07 am -
2 stops20h 23m
Wed 10/2811:15 am -
2 stops31h 51m
Deal found 9/5![Delta logo]()
$721
This Delta deal was found by Cheapflights users on 9/4. 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 10/2311:15 pm -
1 stop26h 30m
Fri 11/612:20 pm -
1 stop16h 10m
Deal found 9/4![Delta logo]()
$755
This Delta deal was found by Cheapflights users on 9/5. 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 stop18h 38m
Wed 11/119:20 am -
2 stops35h 57m
Deal found 9/5![Delta logo]()
$704
This Sembo deal was found by Cheapflights users on 9/6. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:00 am -
2 stops18h 00m
Wed 11/116:05 am -
2 stops24h 35m
Deal found 9/6![Multiple Airlines logo]()
$754
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/266:59 am -
2 stops18h 16m
Wed 11/118:35 am -
2 stops21h 16m
Deal found 9/6![United Airlines logo]()
$756
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 8, 2026.
Search for one-way flight options from Ontario to Europe. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/85:15 pm -
3 stops56h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sat 10/35:34 pm -
3 stops55h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/95:15 pm -
3 stops57h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 10/35:34 pm -
2 stops55h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$311
This oojo deal was found by Cheapflights users on 9/4. 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 9/4![JetBlue logo]()
$317
This Expedia deal was found by Cheapflights users on 9/3. 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.
Wed 12/92:22 pm -
1 stop13h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![British Airways logo]()
$320
This Expedia deal was found by Cheapflights users on 9/4. 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.
Wed 11/117:00 am -
1 stop16h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![British Airways logo]()
$320
This Booking.com deal was found by Cheapflights users on 9/7. 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.
Tue 1/52:22 pm -
1 stop13h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![British Airways logo]()
$322
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3012:41 pm -
1 stop13h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![British Airways logo]()
$324
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:27 pm -
2 stops18h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$324
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:05 pm -
1 stop13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![JetBlue logo]()
$325
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/66:00 am -
2 stops15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$325
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 8, 2026.
Round-trip from | $702 (American Airlines) |
|---|---|
One-way from | $297 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,053 |
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 8, 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
Wed 12/30
6:00 am-11:15 am
1 stop21h 15m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Wed 9/23
10:39 pm-8:45 pm
1 stop14h 06m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioMadrid
ONT Ontario - MAD Madrid Barajas
ONTMAD
Ontario
Wed 2/17
6:00 am-9:45 am
2 stops18h 45m
Madrid Barajas
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
Quickest round-trip
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Tue 10/13
11:05 pm-8:45 pm
1 stop13h 40m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioBarcelona
ONT Ontario - BCN Barcelona-El Prat
ONTBCN
Ontario
Wed 11/11
6:00 am-8:40 am
2 stops17h 40m
Barcelona-El Prat
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Wed 10/14
11:05 pm-8:45 pm
1 stop13h 40m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Mon 9/28
10:39 pm-8:45 pm
1 stop14h 06m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
OntarioLondon
ONT Ontario - LHR London Heathrow
ONTLHR
Ontario
Sat 10/3
10:39 pm-8:45 pm
1 stop14h 06m
London Heathrow
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
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-BCN
ONT-AMS
ONT-IST
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-BCN
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 $1,385). 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 September 8, 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.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
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 September 8, 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$818 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$474 | Average$960 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$488 | Average$1,016 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$515 | Average$1,009 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$539 | Average$773 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$624 | Average$986 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$657 | Average$1,262 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$806 | Average$1,592 | FlexibilityNo cancel fee | On-time75% |