$387+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IST
Oct 6 — Oct 131
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 6, 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 6, 2026.
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.
Tue 12/84:03 pm -
2 stops19h 42m
Mon 12/146:30 am -
3 stops24h 50m
Deal found 9/5![United Airlines logo]()
$880
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/247:05 pm -
2 stops36h 46m
Deal found 9/2![United Airlines logo]()
$902
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 11/21:35 pm -
2 stops46h 10m
Tue 11/177:05 pm -
2 stops36h 10m
Deal found 9/3![United Airlines logo]()
$907
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.
Wed 10/74:03 pm -
2 stops19h 22m
Tue 12/86:30 am -
2 stops22h 06m
Deal found 9/6![United Airlines logo]()
$927
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/294:03 pm -
2 stops19h 12m
Tue 2/96:30 am -
2 stops24h 50m
Deal found 9/1![United Airlines logo]()
$931
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:35 pm -
2 stops23h 10m
Sun 11/86:30 am -
2 stops24h 45m
Deal found 9/4![United Airlines logo]()
$932
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:00 am -
2 stops27h 10m
Tue 11/107:05 pm -
2 stops33h 56m
Deal found 9/6![Lufthansa logo]()
$938
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.
Wed 11/2512:18 pm -
2 stops18h 37m
Wed 12/27:15 am -
2 stops20h 07m
Deal found 9/3![Air France logo]()
$958
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:43 pm -
2 stops20h 32m
Sun 11/19:25 pm -
2 stops37h 21m
Deal found 9/5![British Airways logo]()
$961
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:12 pm -
2 stops44h 23m
Mon 9/288:05 pm -
2 stops32h 58m
Deal found 9/6![Multiple Airlines logo]()
$968
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/141:56 pm -
2 stops21h 29m
Thu 2/186:30 am -
2 stops22h 17m
Deal found 9/1![United Airlines logo]()
$972
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 10/294:17 pm -
2 stops20h 28m
Thu 11/126:30 am -
2 stops24h 45m
Deal found 9/5![United Airlines logo]()
$977
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 6, 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 6, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:35 pm -
2 stops23h 10m
Sun 11/226:30 am -
2 stops24h 45m
Deal found 9/4![United Airlines logo]()
$932
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.
Fri 11/206:00 am -
2 stops38h 00m
Wed 12/28:10 pm -
2 stops37h 29m
Deal found 9/4![Qatar Airways logo]()
$1,148
This KLM 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 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
Mon 10/198:50 am -
2 stops23h 53m
Deal found 9/3![KLM logo]()
$1,207
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/231:25 pm -
2 stops24h 00m
Tue 1/56:35 pm -
2 stops36h 27m
Deal found 9/5![British Airways logo]()
$1,303
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 1/46:00 am -
2 stops25h 10m
Thu 1/216:30 am -
2 stops22h 17m
Deal found 9/5![United Airlines logo]()
$982
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.
Sat 10/247:00 am -
2 stops25h 10m
Sat 11/76:30 am -
2 stops24h 45m
Deal found 9/3![United Airlines logo]()
$982
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.
Sat 11/216:00 am -
2 stops49h 40m
Tue 12/18:10 pm -
2 stops37h 29m
Deal found 9/4![Qatar Airways logo]()
$1,151
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/309:25 am -
2 stops22h 45m
Mon 11/166:30 am -
2 stops22h 26m
Deal found 9/2![United Airlines logo]()
$1,064
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.
Fri 11/206:00 am -
2 stops38h 00m
Sun 11/298:10 pm -
2 stops34h 53m
Deal found 9/4![Qatar Airways logo]()
$1,188
This Qatar 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:12 pm -
2 stops32h 08m
Fri 10/98:05 pm -
2 stops31h 55m
Deal found 9/3![Qatar Airways logo]()
$1,206
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.
Sun 10/114:03 pm -
2 stops19h 32m
Fri 10/306:30 am -
2 stops25h 10m
Deal found 9/5![United Airlines logo]()
$1,223
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:12 pm -
2 stops37h 43m
Sat 10/248:05 pm -
2 stops31h 55m
Deal found 9/6![Qatar Airways logo]()
$1,235
This Qatar 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:12 pm -
2 stops37h 43m
Sun 10/118:05 pm -
2 stops31h 55m
Deal found 9/3![Qatar Airways logo]()
$1,310
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/161:04 pm -
2 stops18h 01m
Mon 10/58:50 am -
2 stops23h 50m
Deal found 9/2![KLM logo]()
$1,957
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.
Fri 10/165:03 pm -
2 stops17h 57m
Sat 10/248:50 am -
2 stops23h 53m
Deal found 9/4![KLM logo]()
$2,017
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:16 pm -
2 stops22h 09m
Tue 11/1712:55 pm -
2 stops39h 24m
Deal found 9/3![KLM logo]()
$2,340
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/27:00 am -
2 stops23h 30m
Sat 1/169:00 am -
2 stops24h 14m
Deal found 9/3![KLM logo]()
$2,513
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:15 pm -
2 stops17h 45m
Tue 10/208:50 am -
2 stops23h 53m
Deal found 9/3![KLM logo]()
$2,760
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.
Wed 12/1612:20 pm -
2 stops22h 05m
Thu 12/3112:55 pm -
2 stops32h 05m
Deal found 9/4![KLM logo]()
$3,728
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.
Fri 10/165:03 pm -
2 stops17h 57m
Fri 10/238:50 am -
2 stops23h 53m
Deal found 9/4![KLM logo]()
$4,267
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:35 pm -
2 stops21h 25m
Wed 10/218:50 am -
2 stops23h 53m
Deal found 9/5![KLM logo]()
$4,313
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.
Fri 2/512:00 pm -
2 stops22h 25m
Fri 2/199:00 am -
2 stops24h 14m
Deal found 9/4![KLM logo]()
$4,595
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:45 am -
2 stops21h 45m
Mon 11/99:00 am -
2 stops23h 57m
Deal found 9/5![KLM logo]()
$4,758
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.
Fri 9/256:00 am -
2 stops29h 00m
Tue 10/208:50 am -
2 stops23h 53m
Deal found 9/4![KLM logo]()
$4,813
Last-minute flights from Ontario to IstanbulDiscover last-minute flight deals from Ontario to Istanbul. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Istanbul. Data last updated September 6, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/141:56 pm -
2 stops21h 29m
Thu 2/186:30 am -
2 stops22h 17m
Deal found 9/1![United Airlines logo]()
$972
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:12 pm -
2 stops44h 23m
Mon 9/288:05 pm -
2 stops32h 58m
Deal found 9/6![Multiple Airlines logo]()
$968
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 stops37h 37m
Deal found 9/2![Qatar Airways logo]()
$983
This United Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/294:03 pm -
2 stops19h 12m
Tue 2/96:30 am -
2 stops24h 50m
Deal found 9/1![United Airlines logo]()
$931
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:03 pm -
2 stops19h 22m
Mon 12/76:30 am -
2 stops24h 59m
Deal found 9/4![United Airlines logo]()
$981
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.
Wed 10/74:03 pm -
2 stops19h 22m
Tue 12/86:30 am -
2 stops22h 06m
Deal found 9/6![United Airlines logo]()
$927
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:43 pm -
2 stops20h 32m
Sun 11/19:25 pm -
2 stops37h 21m
Deal found 9/5![British Airways logo]()
$961
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/247:05 pm -
2 stops36h 46m
Deal found 9/2![United Airlines logo]()
$902
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:35 pm -
2 stops23h 10m
Sun 11/86:30 am -
2 stops24h 45m
Deal found 9/4![United Airlines logo]()
$932
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:00 am -
2 stops27h 10m
Tue 11/107:05 pm -
2 stops33h 56m
Deal found 9/6![Lufthansa logo]()
$938
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 10/294:17 pm -
2 stops20h 28m
Thu 11/126:30 am -
2 stops24h 45m
Deal found 9/5![United Airlines logo]()
$977
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/294:17 pm -
2 stops20h 28m
Sat 11/76:30 am -
2 stops24h 45m
Deal found 9/2![United Airlines logo]()
$982
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 6, 2026.
Search for one-way flight options from Ontario to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 6, 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.
Mon 12/710:30 am -
2 stops26h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$387
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.
Sun 12/64:03 pm -
2 stops19h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 1/185:00 am -
2 stops26h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![United Airlines logo]()
$391
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.
Sat 12/54:03 pm -
2 stops43h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$401
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.
Sat 12/266:00 am -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$440
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 12/2411:52 pm -
2 stops35h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$453
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.
Wed 12/96:40 pm -
3 stops41h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$455
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/294:00 pm -
2 stops19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$471
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 1/36:00 am -
2 stops24h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Delta logo]()
$496
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.
Mon 12/2812:41 pm -
2 stops24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$500
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.
Wed 11/1812:18 pm -
2 stops22h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![KLM logo]()
$726
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.
Wed 9/161:04 pm -
2 stops18h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![KLM logo]()
$793
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 6, 2026.
Round-trip from | $836 (United Airlines) |
|---|---|
One-way from | $387 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $1,053 |
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 6, 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 - IST Istanbul
ONTIST
Ontario
Sun 12/6
4:03 pm-10:45 pm
2 stops19h 42m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$390
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Tue 12/8
5:00 am-10:45 pm
2 stops30h 45m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$390
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Mon 1/18
5:00 am-6:10 pm
2 stops26h 10m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$391
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Sat 12/5
1:40 pm-10:45 pm
2 stops46h 05m
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
$440
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Mon 12/21
5:38 pm-5:45 pm
2 stops37h 07m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$539
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Wed 9/16
12:12 pm-6:20 am
2 stops32h 08m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$557
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Thu 10/8
6:02 am-6:35 pm
2 stops50h 33m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$559
OntarioIstanbul
ONT Ontario - IST Istanbul
ONTIST
Ontario
Tue 10/13
11:13 am-11:55 am
2 stops38h 42m
Istanbul
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$559
OntarioIstanbul
ONT Ontario - SAW Istanbul Sabiha Gokcen
ONTSAW
Ontario
Fri 10/30
9:45 am-5:30 pm
2 stops21h 45m
Istanbul Sabiha Gokcen
Wed 12/31
12:00 am-2:00 pm
Nonstop0h 00m
$726
Showing 1-10 of 41 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