Cheap Flights from Incheon International Airport to Ontario (ONT) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/4
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13------	14------	15------	16Search	17527	18519	19706
20921	21715	221,098	231,122	24709	25979	261,119
271,043	28979	291,756	301,146

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Return Date

2025/4
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Incheon－Ontario Airport
April Lowest Airfares
USD519

The airfare displayed above is for United Airlines

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Incheon－Ontario Airport
May Lowest Airfares
USD515

The airfare displayed above is for United Airlines

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Incheon－Ontario Airport
June Lowest Airfares
USD639

The airfare displayed above is for United Airlines

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Incheon－Ontario Airport
July Lowest Airfares
USD880

The airfare displayed above is for United Airlines

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Incheon－Ontario Airport
August Lowest Airfares
USD942

The airfare displayed above is for China Airlines

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Seoul－Ontario
Estimated Flight Time
12 Hours 04 Minutes
Seoul－Ontario
Number of Operating Airlines
11

Operating Airlines for Incheon－Ontario Airport Route
American Airlines

Air Canada

China Airlines

Delta Air Lines

Hawaiian Airlines

Japan Airlines

Korean Air

Klm Royal Dutch Airlines

Lufthansa German Airlines

Asiana Airlines

United Airlines

Other Destinations from:Seoul

Incheon－Philadelphia(PHL)
USD629〜
Incheon－Peoria(General Wayne A. Downing)
USD2,045〜
Incheon－Pensacola(PNS)
USD1,346〜
Incheon－Pasco (Washington)(Tri-Cities)
USD715〜
Incheon－Palm Springs(PSP)
USD642〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Gimpo Airport－Ontario(ONT)
USD2,154〜
Gimhae Airport－Ontario(ONT)
USD934〜
Daegu Airport－Ontario(ONT)
USD1,080〜
Jeju Internaional Airport－Ontario(ONT)
USD2,105〜
* Fares vary in accordance to seat availability