$373+ Cheap flights from Ontario (ONT) to Greece
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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ATH
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Greece with Cheapflights
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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
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Cheapest flights from Ontario to GreeceExplore the most affordable flight options available from Ontario to Greece. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
Explore the most affordable flight options available from Ontario to Greece. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Sun 11/156:00 am -
2 stops19h 00m
Tue 11/246:45 am -
2 stops24h 06m
Deal found 10/6![United Airlines logo]()
$922
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
2 stops35h 39m
Mon 11/910:10 am -
2 stops19h 20m
Deal found 10/4![Multiple Airlines logo]()
$930
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.
Tue 12/14:17 pm -
2 stops19h 03m
Tue 12/156:45 am -
2 stops20h 51m
Deal found 10/8![United Airlines logo]()
$937
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 11/267:00 am -
2 stops18h 00m
Thu 12/101:00 pm -
2 stops39h 44m
Deal found 10/6![United Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:25 am -
2 stops39h 35m
Sun 12/61:00 pm -
2 stops39h 44m
Deal found 10/4![United Airlines logo]()
$956
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Sun 11/156:00 am -
2 stops19h 00m
Sun 11/226:45 am -
2 stops23h 30m
Deal found 10/5![United Airlines logo]()
$972
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
2 stops18h 05m
Sun 11/227:05 am -
2 stops25h 43m
Deal found 10/4![United Airlines logo]()
$974
This Air Canada deal was found by Cheapflights users on 10/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:29 pm -
3 stops35h 31m
Sun 11/221:00 pm -
2 stops33h 29m
Deal found 10/4![Multiple Airlines logo]()
$980
This oojo deal was found by Cheapflights users on 10/4. 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.
Sat 11/1410:30 am -
2 stops19h 15m
Mon 11/308:20 pm -
2 stops35h 32m
Deal found 10/4![British Airways logo]()
$981
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 12/14:17 pm -
2 stops19h 03m
Mon 1/116:45 am -
2 stops24h 15m
Deal found 10/7![United Airlines logo]()
$987
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/196:00 am -
2 stops29h 20m
Thu 11/261:00 pm -
2 stops33h 29m
Deal found 10/5![United Airlines logo]()
$1,019
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.
Fri 11/611:52 am -
2 stops23h 08m
Fri 11/1310:10 am -
2 stops23h 41m
Deal found 10/9![Multiple Airlines logo]()
$1,037
Best flights from Ontario to GreeceDiscover carefully curated flight deals from Ontario to Greece that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from Ontario to Greece that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/912:00 pm -
2 stops18h 30m
Wed 2/246:10 am -
2 stops20h 02m
Deal found 10/8![KLM logo]()
$842
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.
Tue 3/26:30 am -
2 stops42h 30m
Fri 3/56:45 am -
2 stops23h 35m
Deal found 10/8![United Airlines logo]()
$842
This Delta deal was found by Cheapflights users on 10/5. 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 12/297:06 am -
2 stops20h 34m
Fri 1/86:10 am -
2 stops20h 02m
Deal found 10/5![Delta logo]()
$1,417
This United Airlines deal was found by Cheapflights users on 10/5. 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 1/76:00 am -
2 stops19h 00m
Thu 1/217:05 am -
2 stops23h 20m
Deal found 10/5![United Airlines logo]()
$885
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1712:00 pm -
2 stops18h 35m
Fri 1/296:10 am -
2 stops20h 02m
Deal found 10/7![KLM logo]()
$1,011
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/196:00 am -
2 stops29h 20m
Thu 11/261:00 pm -
2 stops33h 29m
Deal found 10/5![United Airlines logo]()
$1,019
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Wed 10/286:00 am -
2 stops18h 05m
Wed 11/116:45 am -
2 stops21h 16m
Deal found 10/6![United Airlines logo]()
$1,084
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/412:00 pm -
2 stops18h 30m
Thu 1/146:10 am -
2 stops20h 02m
Deal found 10/7![KLM logo]()
$1,462
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 am -
1 stop17h 35m
Mon 10/267:05 am -
2 stops43h 56m
Deal found 10/4![United Airlines logo]()
$1,240
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/144:17 pm -
2 stops19h 03m
Sat 12/1912:55 pm -
2 stops19h 58m
Deal found 10/4![United Airlines logo]()
$1,314
Last-minute flights from Ontario to GreeceDiscover last-minute flight deals from Ontario to Greece. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Greece. Data last updated October 9, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/5. 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.
Sun 10/117:07 am -
1 stop17h 53m
Tue 10/209:45 am -
1 stop20h 40m
Deal found 10/5![Delta logo]()
$1,069
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
2 stops35h 39m
Mon 11/910:10 am -
2 stops19h 20m
Deal found 10/4![Multiple Airlines logo]()
$930
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:35 am -
3 stops25h 25m
Wed 11/1110:10 am -
2 stops23h 41m
Deal found 10/6![Multiple Airlines logo]()
$1,065
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.
Fri 11/611:52 am -
2 stops23h 08m
Fri 11/1310:10 am -
2 stops23h 41m
Deal found 10/9![Multiple Airlines logo]()
$1,037
This oojo deal was found by Cheapflights users on 10/4. 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.
Sat 11/1410:30 am -
2 stops19h 15m
Mon 11/308:20 pm -
2 stops35h 32m
Deal found 10/4![British Airways logo]()
$981
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Sun 11/156:00 am -
2 stops19h 00m
Tue 11/246:45 am -
2 stops24h 06m
Deal found 10/6![United Airlines logo]()
$922
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Sun 11/156:00 am -
2 stops19h 00m
Sun 11/226:45 am -
2 stops23h 30m
Deal found 10/5![United Airlines logo]()
$972
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
2 stops18h 05m
Sun 11/227:05 am -
2 stops25h 43m
Deal found 10/4![United Airlines logo]()
$974
This Air Canada deal was found by Cheapflights users on 10/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:29 pm -
3 stops35h 31m
Sun 11/221:00 pm -
2 stops33h 29m
Deal found 10/4![Multiple Airlines logo]()
$980
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/196:00 am -
2 stops29h 20m
Thu 11/261:00 pm -
2 stops33h 29m
Deal found 10/5![United Airlines logo]()
$1,019
This United Airlines deal was found by Cheapflights users on 10/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:25 am -
2 stops39h 35m
Sun 12/61:00 pm -
2 stops39h 44m
Deal found 10/4![United Airlines logo]()
$956
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 11/267:00 am -
2 stops18h 00m
Thu 12/101:00 pm -
2 stops39h 44m
Deal found 10/6![United Airlines logo]()
$955
One-way flights from Ontario to GreeceSearch for one-way flight options from Ontario to Greece. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from Ontario to Greece. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Booking.com deal was found by Cheapflights users on 10/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/712:45 pm -
2 stops20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![British Airways logo]()
$373
This Justfly.com deal was found by Cheapflights users on 10/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/87:00 am -
2 stops30h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![British Airways logo]()
$379
This Justfly.com deal was found by Cheapflights users on 10/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/305:00 am -
2 stops20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Air Canada logo]()
$381
This KLM deal was found by Cheapflights users on 10/6. 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.
Wed 2/312:00 pm -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![KLM logo]()
$387
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Sun 2/146:00 am -
2 stops33h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$390
This Booking.com deal was found by Cheapflights users on 10/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/610:38 am -
2 stops19h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![British Airways logo]()
$422
This Booking.com deal was found by Cheapflights users on 10/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/52:21 pm -
2 stops21h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![British Airways logo]()
$423
This SmartFares deal was found by Cheapflights users on 10/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:22 pm -
2 stops25h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![British Airways logo]()
$460
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Sat 11/144:17 pm -
2 stops31h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$463
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.
Sat 11/74:17 pm -
2 stops32h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Wed 11/41:29 pm -
2 stops21h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$482
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:30 am -
2 stops25h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$486
Find flight deals from Ontario to Greece
Keep the following information in mind while searching for Ontario to Greece flight deals. Data was last updated October 9, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $838 (Air France) |
One-way from | $373 (Booking.com) |
Popular in | June |
Cheapest in | February |
Average price | $803 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Greece 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 9, 2026.
Use the filters below to find and compare flights from Ontario to Greece that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Sat 11/14
4:17 pm-10:05 am
2 stops31h 48m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$463
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Sun 11/15
6:37 pm-10:05 am
2 stops29h 28m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$463
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Sat 11/7
4:17 pm-11:00 am
2 stops32h 43m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$478
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Fri 11/13
4:17 pm-10:05 am
2 stops55h 48m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$489
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Wed 4/7
7:00 am-11:00 am
1 stop18h 00m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$620
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Sun 10/18
7:07 am-11:00 am
1 stop17h 53m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$628
Quickest round-trip
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Wed 10/14
11:10 am-2:55 pm
2 stops17h 45m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$635
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Wed 11/18
7:05 am-1:20 am
2 stops32h 15m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$636
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Mon 11/16
5:00 am-11:00 am
3 stops44h 00m
Athens Eleftherios V.
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$636
OntarioAthens
ONT Ontario - ATH Athens Eleftherios V.
ONTATH
Ontario
Tue 2/9
12:00 pm-4:30 pm
2 stops18h 30m
Athens Eleftherios V.
Wed 2/24
6:10 am-4:12 pm
2 stops20h 02m
$842
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Ontario to Greece
Have a flexible travel schedule? Discover the best time to fly to Greece from Ontario with our price prediction graph.
ONT-ATH
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 Greece
ONT-GR0
ONT-ATH
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Greece. 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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