$325+ Cheap flights from Ontario (ONT) to Istanbul
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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IST
Oct 22 — Oct 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Istanbul 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 Istanbul
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to IstanbulExplore the most affordable flight options available from Ontario to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Ontario to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:17 pm -
2 stops19h 28m
Tue 12/86:30 am -
2 stops25h 41m
Deal found 9/20![United Airlines logo]()
$880
This American Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:30 am -
2 stops26h 55m
Wed 11/117:40 am -
2 stops27h 06m
Deal found 9/20![American Airlines logo]()
$882
This CheapOair deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:22 pm -
2 stops22h 43m
Mon 11/93:25 pm -
2 stops42h 32m
Deal found 9/18![British Airways logo]()
$911
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:17 pm -
2 stops19h 28m
Thu 11/126:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$925
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:03 pm -
2 stops19h 12m
Tue 11/36:30 am -
2 stops22h 31m
Deal found 9/18![United Airlines logo]()
$926
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:17 pm -
2 stops20h 28m
Sun 11/86:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:00 am -
2 stops31h 45m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/17![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:29 pm -
2 stops46h 16m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/18![United Airlines logo]()
$937
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:18 pm -
2 stops17h 37m
Tue 12/87:15 am -
2 stops20h 07m
Deal found 9/20![Multiple Airlines logo]()
$957
This Air France deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:57 am -
2 stops18h 48m
Mon 11/237:15 am -
2 stops20h 09m
Deal found 9/17![Air France logo]()
$958
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:00 pm -
2 stops19h 45m
Fri 1/86:30 am -
2 stops24h 56m
Deal found 9/21![United Airlines logo]()
$964
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2312:18 pm -
2 stops22h 07m
Fri 12/49:00 am -
2 stops23h 56m
Deal found 9/20![KLM logo]()
$2,339
Best flights from Ontario to IstanbulDiscover carefully curated flight deals from Ontario to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Ontario to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:17 pm -
2 stops19h 28m
Tue 12/86:30 am -
2 stops22h 06m
Deal found 9/20![United Airlines logo]()
$880
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:18 pm -
2 stops17h 37m
Tue 12/87:15 am -
2 stops20h 07m
Deal found 9/20![Multiple Airlines logo]()
$957
This oojo deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:02 am -
2 stops38h 18m
Sun 10/118:05 pm -
2 stops27h 25m
Deal found 9/22![Qatar Airways logo]()
$1,134
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:17 pm -
2 stops19h 28m
Thu 12/106:30 am -
2 stops22h 06m
Deal found 9/20![United Airlines logo]()
$880
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/314:03 pm -
2 stops19h 42m
Mon 2/86:30 am -
2 stops22h 17m
Deal found 9/20![United Airlines logo]()
$885
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:17 pm -
2 stops20h 28m
Sat 11/76:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$930
This KLM deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1612:00 pm -
2 stops22h 25m
Tue 3/29:00 am -
2 stops24h 14m
Deal found 9/18![KLM logo]()
$2,344
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:59 am -
2 stops29h 46m
Sat 11/76:30 am -
2 stops22h 31m
Deal found 9/19![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:00 am -
2 stops31h 45m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/17![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:00 am -
2 stops27h 10m
Mon 11/96:30 am -
2 stops27h 18m
Deal found 9/17![United Airlines logo]()
$981
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:10 am -
2 stops19h 45m
Thu 11/126:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$1,029
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:03 pm -
2 stops43h 32m
Wed 10/145:40 am -
2 stops27h 11m
Deal found 9/18![United Airlines logo]()
$1,095
This KLM deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:45 am -
2 stops21h 20m
Wed 10/2812:55 pm -
2 stops32h 11m
Deal found 9/19![KLM logo]()
$2,447
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:00 am -
2 stops20h 00m
Fri 10/306:30 am -
2 stops25h 10m
Deal found 9/21![United Airlines logo]()
$1,208
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:00 am -
2 stops23h 30m
Wed 12/29:00 am -
2 stops22h 59m
Deal found 9/20![KLM logo]()
$3,202
This KLM deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:45 am -
2 stops21h 20m
Fri 10/238:50 am -
2 stops23h 53m
Deal found 9/17![KLM logo]()
$3,295
This KLM deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:20 am -
2 stops28h 40m
Fri 10/238:50 am -
2 stops23h 53m
Deal found 9/17![KLM logo]()
$3,312
This KLM deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3112:00 pm -
2 stops22h 25m
Mon 2/89:00 am -
2 stops24h 14m
Deal found 9/20![KLM logo]()
$4,163
This KLM deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1712:00 pm -
2 stops22h 25m
Sun 1/319:00 am -
2 stops24h 14m
Deal found 9/18![KLM logo]()
$4,174
This KLM deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1812:00 pm -
2 stops22h 25m
Mon 2/19:00 am -
2 stops24h 14m
Deal found 9/19![KLM logo]()
$5,363
This KLM deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:45 am -
2 stops21h 20m
Fri 10/168:50 am -
2 stops25h 05m
Deal found 9/18![KLM logo]()
$5,374
This KLM deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/156:00 am -
2 stops24h 30m
Mon 3/19:00 am -
2 stops24h 14m
Deal found 9/17![KLM logo]()
$5,457
This KLM deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:18 pm -
2 stops22h 07m
Wed 11/259:00 am -
2 stops22h 54m
Deal found 9/21![KLM logo]()
$5,589
Last-minute flights from Ontario to IstanbulDiscover last-minute flight deals from Ontario to Istanbul. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Istanbul. Data last updated September 22, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:02 am -
2 stops43h 53m
Fri 10/98:05 pm -
2 stops48h 12m
Deal found 9/18![Qatar Airways logo]()
$1,008
This Justfly.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:02 am -
2 stops38h 18m
Thu 10/88:05 pm -
2 stops48h 12m
Deal found 9/18![Qatar Airways logo]()
$998
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/111:52 pm -
2 stops21h 43m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/18![United Airlines logo]()
$1,021
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:01 pm -
2 stops25h 49m
Thu 10/227:00 am -
3 stops34h 04m
Deal found 9/21![Multiple Airlines logo]()
$977
This KLM deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:45 am -
2 stops21h 20m
Fri 10/238:50 am -
2 stops23h 53m
Deal found 9/17![KLM logo]()
$3,295
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:03 pm -
2 stops19h 12m
Tue 11/36:30 am -
2 stops22h 31m
Deal found 9/18![United Airlines logo]()
$926
This KLM deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:45 am -
2 stops21h 20m
Wed 10/2812:55 pm -
2 stops32h 11m
Deal found 9/19![KLM logo]()
$2,447
This Ovago deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:00 am -
2 stops27h 10m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/19![Lufthansa logo]()
$972
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:17 pm -
2 stops20h 28m
Sun 11/86:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$930
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:00 am -
2 stops31h 45m
Mon 11/96:30 am -
2 stops22h 26m
Deal found 9/17![United Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:17 pm -
2 stops20h 28m
Fri 11/66:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$1,000
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:25 am -
2 stops27h 20m
Sun 11/86:30 am -
2 stops24h 45m
Deal found 9/21![United Airlines logo]()
$980
One-way flights from Ontario to IstanbulSearch for one-way flight options from Ontario to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Ontario to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:15 am -
3 stops27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$325
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:15 am -
3 stops27h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$369
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:25 am -
3 stops29h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$380
This Expedia deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/214:59 pm -
2 stops20h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![British Airways logo]()
$381
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/246:00 am -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$390
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:25 am -
3 stops27h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/196:53 pm -
2 stops40h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2311:20 am -
3 stops43h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$407
This Expedia deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/224:25 pm -
2 stops21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![British Airways logo]()
$430
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:25 am -
3 stops26h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$434
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:25 am -
3 stops26h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$435
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:00 am -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$439
Find flight deals from Ontario to Istanbul
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Istanbul (TR5). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 22, 2026.
Round-trip from | $835 (United Airlines) |
|---|---|
One-way from | $325 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $1,080 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Istanbul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Ontario to Istanbul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioIstanbul
ONT Ontario - SAW Istanbul Sabiha Gokcen
ONTSAW
Ontario
Thu 11/5
6:25 am-10:55 pm
3 stops29h 30m
Istanbul Sabiha Gokcen
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$380
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Tue 3/2
6:00 am-10:45 pm
2 stops29h 45m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$390
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Tue 1/19
6:53 pm-10:45 pm
2 stops40h 52m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$401
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Sat 12/26
6:00 am-10:45 pm
2 stops29h 45m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$439
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Wed 1/20
6:53 pm-6:10 pm
3 stops36h 17m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$440
OntarioIstanbul
ONT Ontario - SAW Istanbul Sabiha Gokcen
ONTSAW
Ontario
Sat 10/31
6:25 am-11:40 pm
3 stops31h 15m
Istanbul Sabiha Gokcen
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$490
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Wed 11/18
6:00 am-7:00 am
2 stops38h 00m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$555
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Wed 10/14
11:26 am-11:50 pm
3 stops26h 24m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$556
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Wed 10/14
11:13 am-6:20 am
2 stops33h 07m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$557
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Mon 10/12
6:02 am-11:55 am
2 stops43h 53m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$606
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from Ontario to Istanbul
Have a flexible travel schedule? Discover the best time to fly to Istanbul from Ontario with our price prediction graph.
ONT-TR5
ONT-IST
ONT-SAW
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 Istanbul
ONT-TR5
ONT-IST
ONT-SAW
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 Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights