$413+ Cheap flights from Ontario (ONT) to Incheon Intl (ICN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ICN
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Incheon Intl 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 Incheon Intl
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Best
Last-minute
One-way
Cheapest flights from Ontario to Incheon IntlExplore the most affordable flight options available from Ontario to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
Explore the most affordable flight options available from Ontario to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:48 am -
1 stop19h 22m
Sat 9/56:00 pm -
2 stops30h 03m
Deal found 8/5![Multiple Airlines logo]()
$801
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops23h 40m
Sat 9/56:00 pm -
2 stops32h 04m
Deal found 8/7![Multiple Airlines logo]()
$842
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:48 am -
1 stop20h 52m
Fri 9/117:15 pm -
1 stop16h 21m
Deal found 8/5![Multiple Airlines logo]()
$859
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:07 pm -
1 stop17h 33m
Mon 9/287:15 pm -
2 stops37h 44m
Deal found 8/6![Multiple Airlines logo]()
$897
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:04 am -
2 stops19h 36m
Wed 10/77:15 pm -
1 stop34h 45m
Deal found 8/5![Multiple Airlines logo]()
$906
This Trip.com deal was found by Cheapflights users on 8/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:07 pm -
1 stop17h 33m
Mon 10/512:35 pm -
1 stop21h 25m
Deal found 8/6![Multiple Airlines logo]()
$922
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:07 pm -
1 stop17h 33m
Thu 10/112:35 pm -
1 stop21h 25m
Deal found 8/7![Multiple Airlines logo]()
$926
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:07 pm -
1 stop24h 18m
Wed 10/77:15 pm -
1 stop34h 45m
Deal found 8/5![Multiple Airlines logo]()
$934
Best flights from Ontario to Incheon IntlDiscover carefully curated flight deals from Ontario to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from Ontario to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
1 stop17h 20m
Tue 10/276:45 pm -
1 stop14h 27m
Deal found 8/4![Delta logo]()
$1,007
This China Airlines deal was found by Cheapflights users on 8/4. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:45 am -
1 stop18h 45m
Sun 9/1312:45 pm -
1 stop21h 55m
Deal found 8/4![China Airlines logo]()
$1,073
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 11/15:00 am -
2 stops55h 40m
Thu 11/512:45 pm -
1 stop16h 44m
Deal found 8/7![United Airlines logo]()
$1,226
This Qatar Airways deal was found by Cheapflights users on 8/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:13 am -
2 stops38h 02m
Sat 10/3112:20 am -
2 stops35h 08m
Deal found 8/8![Qatar Airways logo]()
$1,444
This Alaska Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:02 am -
1 stop19h 28m
Sun 9/67:35 pm -
1 stop15h 28m
Deal found 8/8![Alaska Airlines logo]()
$1,687
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
1 stop17h 20m
Thu 10/296:45 pm -
1 stop14h 27m
Deal found 8/4![Delta logo]()
$1,007
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:20 am -
1 stop18h 30m
Mon 12/146:35 pm -
1 stop14h 55m
Deal found 8/6![Delta logo]()
$1,007
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 10/216:00 am -
1 stop17h 20m
Thu 10/296:45 pm -
1 stop14h 27m
Deal found 8/4![Delta logo]()
$1,007
This China Airlines deal was found by Cheapflights users on 8/6. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:10 am -
1 stop19h 05m
Sun 9/208:35 pm -
1 stop37h 25m
Deal found 8/6![China Airlines logo]()
$1,311
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 10/76:20 am -
1 stop18h 30m
Sat 10/107:00 pm -
2 stops19h 11m
Deal found 8/5![Delta logo]()
$1,062
This Qatar Airways deal was found by Cheapflights users on 8/6. 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.
Tue 8/2512:00 pm -
2 stops37h 05m
Wed 9/231:20 am -
2 stops33h 43m
Deal found 8/6![Qatar Airways logo]()
$1,550
This Qatar Airways deal was found by Cheapflights users on 8/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:30 am -
2 stops37h 45m
Sat 11/1412:20 am -
2 stops39h 34m
Deal found 8/5![Qatar Airways logo]()
$1,669
Last-minute flights from Ontario to Incheon IntlDiscover last-minute flight deals from Ontario to Incheon Intl. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Incheon Intl. Data last updated August 9, 2026 and is based on user searches.
This Kissandfly.com deal was found by Cheapflights users on 8/8. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:45 am -
1 stop26h 20m
Fri 8/2812:45 pm -
1 stop21h 55m
Deal found 8/8![China Airlines logo]()
$934
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:48 am -
1 stop19h 22m
Sat 9/56:00 pm -
2 stops30h 03m
Deal found 8/5![Multiple Airlines logo]()
$801
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
2 stops23h 40m
Sat 9/56:00 pm -
2 stops32h 04m
Deal found 8/7![Multiple Airlines logo]()
$842
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:48 am -
1 stop20h 52m
Fri 9/117:15 pm -
1 stop16h 21m
Deal found 8/5![Multiple Airlines logo]()
$859
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:07 pm -
1 stop17h 33m
Mon 9/287:15 pm -
2 stops37h 44m
Deal found 8/6![Multiple Airlines logo]()
$897
This Trip.com deal was found by Cheapflights users on 8/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:07 pm -
1 stop17h 33m
Mon 10/512:35 pm -
1 stop21h 25m
Deal found 8/6![Multiple Airlines logo]()
$922
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:07 pm -
1 stop17h 33m
Thu 10/112:35 pm -
1 stop21h 25m
Deal found 8/7![Multiple Airlines logo]()
$926
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:04 am -
2 stops19h 36m
Sun 10/117:15 pm -
1 stop34h 45m
Deal found 8/5![Multiple Airlines logo]()
$906
One-way flights from Ontario to Incheon IntlSearch for one-way flight options from Ontario to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from Ontario to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Trip.com deal was found by Cheapflights users on 8/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:07 pm -
1 stop17h 33m
Deal found 8/8![Multiple Airlines logo]()
$413
This Trip.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:38 am -
1 stop18h 02m
Deal found 8/4![Multiple Airlines logo]()
$426
This Trip.com deal was found by Cheapflights users on 8/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:48 am -
1 stop20h 52m
Deal found 8/6![Multiple Airlines logo]()
$428
This Trip.com deal was found by Cheapflights users on 8/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:38 am -
1 stop18h 02m
Deal found 8/6![Multiple Airlines logo]()
$457
This Trip.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:07 pm -
1 stop24h 18m
Deal found 8/4![Multiple Airlines logo]()
$464
This SmartFares deal was found by Cheapflights users on 8/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:50 pm -
1 stop19h 30m
Deal found 8/5![China Airlines logo]()
$488
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1811:38 am -
1 stop18h 02m
Deal found 8/5![Multiple Airlines logo]()
$501
This SmartFares deal was found by Cheapflights users on 8/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:10 am -
1 stop27h 25m
Deal found 8/5![China Airlines logo]()
$504
This Super.com deal was found by Cheapflights users on 8/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:45 am -
1 stop26h 20m
Deal found 8/8![China Airlines logo]()
$508
This SmartFares deal was found by Cheapflights users on 8/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:45 am -
1 stop26h 20m
Deal found 8/5![China Airlines logo]()
$509
This Trip.com deal was found by Cheapflights users on 8/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:48 am -
1 stop20h 52m
Deal found 8/5![Multiple Airlines logo]()
$512
Find flight deals from Ontario to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Incheon Intl (ICN). 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 August 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $801 (Trip.com) |
One-way from | $413 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,526 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Incheon Intl 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 2,558,603 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Ontario to Incheon Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Thu 10/22
6:00 am-3:20 pm
1 stop17h 20m
Incheon Intl
Tue 10/27
6:45 pm-5:12 pm
1 stop14h 27m
$1,007
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Thu 10/22
6:00 am-3:20 pm
1 stop17h 20m
Incheon Intl
Thu 10/29
6:45 pm-5:12 pm
1 stop14h 27m
$1,007
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Thu 9/3
6:20 am-4:50 pm
1 stop18h 30m
Incheon Intl
Mon 12/14
6:35 pm-4:30 pm
1 stop14h 55m
$1,007
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Wed 10/21
6:00 am-3:20 pm
1 stop17h 20m
Incheon Intl
Thu 10/29
6:45 pm-5:12 pm
1 stop14h 27m
$1,007
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Wed 10/7
6:20 am-4:50 pm
1 stop18h 30m
Incheon Intl
Sat 10/10
7:00 pm-10:11 pm
2 stops19h 11m
$1,062
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Sun 8/23
12:45 am-11:30 am
1 stop18h 45m
Incheon Intl
Sun 9/13
12:45 pm-6:40 pm
1 stop21h 55m
$1,073
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Sun 11/1
5:00 am-5:40 am
2 stops55h 40m
Incheon Intl
Thu 11/5
12:45 pm-12:29 pm
1 stop16h 44m
$1,226
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Fri 9/18
12:10 am-11:15 am
1 stop19h 05m
Incheon Intl
Sun 9/20
8:35 pm-6:00 pm
1 stop37h 25m
$1,311
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Mon 10/26
11:13 am-5:15 pm
2 stops38h 02m
Incheon Intl
Sat 10/31
12:20 am-7:28 pm
2 stops35h 08m
$1,444
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Tue 8/25
12:00 pm-5:05 pm
2 stops37h 05m
Incheon Intl
Wed 9/23
1:20 am-7:03 pm
2 stops33h 43m
$1,550
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Ontario to Incheon Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Incheon Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Incheon Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Ontario with our price prediction graph.
ONT-ICN
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.
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated August 9, 2026.
Get a feel of what it's like to fly with China Airlines from Ontario to Incheon Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
8.0
Crew
8.5
Food
7.8
Overall
8.3
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Comfort
8.0
Entertainment
8.0
Crew
8.5
Food
7.8
Overall
8.3
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Related info for your journey
Find useful and relevant information for your journey from Ontario to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Incheon Intl Airport?
Book flights to Incheon Intl Airport if you plan to visit one of these locationsSeongnam
Suwon
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Other flights to Incheon Intl
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Ontario and Incheon Intl flights
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Top airline flying from Ontario to Incheon Intl
Discover the top airline that operate flights from Ontario to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$860 | Average$989 | FlexibilityNo cancel fee | On-time70% |