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Cheap flights from Incheon Intl Airport to Los Angeles from $480

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Incheon Intl Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 pm - 5:46 pmICN  Incheon Intl-ONT Ontario
16h 46m1 stop San Francisco
United Airlines Logo
6:00 am - 4:15 pmONT  Ontario-ICN Incheon Intl
17h 15m1 stop San Francisco
$881United Airlines
Thu, Dec 24 - Wed, Dec 30
United Airlines Logo
6:00 pm - 8:20 pmICN  Incheon Intl-ONT Ontario
19h 20m2 stops San Francisco Denver Intl
United Airlines Logo
6:53 pm - 5:40 amONT  Ontario-ICN Incheon Intl
17h 47m1 stop San Francisco
$881United Airlines
Wed, Dec 16 - Tue, Jan 19
United Airlines Logo
6:00 pm - 3:23 pmICN  Incheon Intl-ONT Ontario
14h 23m1 stop San Francisco
United Airlines Logo
6:53 pm - 5:40 amONT  Ontario-ICN Incheon Intl
17h 47m1 stop San Francisco
$881United Airlines
Wed, Dec 16 - Tue, Jan 19
United Airlines Logo
12:45 pm - 12:29 pmICN  Incheon Intl-ONT Ontario
16h 44m1 stop San Francisco
United Airlines Logo
6:00 am - 4:15 pmONT  Ontario-ICN Incheon Intl
17h 15m1 stop San Francisco
$881United Airlines
Tue, Nov 24 - Tue, Dec 8
United Airlines Logo
6:00 pm - 3:33 pmICN  Incheon Intl-ONT Ontario
14h 33m1 stop San Francisco
United Airlines Logo
6:00 am - 4:15 pmONT  Ontario-ICN Incheon Intl
17h 15m1 stop San Francisco
$881United Airlines
Fri, Nov 20 - Mon, Dec 7
United Airlines Logo
4:50 pm - 6:11 pmICN  Incheon Intl-ONT Ontario
17h 21m1 stop San Francisco
United Airlines Logo
1:52 pm - 3:00 pmONT  Ontario-ICN Incheon Intl
33h 08m1 stop San Francisco
$881United Airlines
Mon, Sep 21 - Mon, Oct 5
United Airlines Logo
6:00 pm - 3:23 pmICN  Incheon Intl-ONT Ontario
14h 23m1 stop San Francisco
United Airlines Logo
6:00 am - 4:15 pmONT  Ontario-ICN Incheon Intl
17h 15m1 stop San Francisco
$881United Airlines
Tue, Dec 15 - Wed, Jan 13
United Airlines Logo
12:45 pm - 12:29 pmICN  Incheon Intl-ONT Ontario
16h 44m1 stop San Francisco
United Airlines Logo
6:00 am - 4:15 pmONT  Ontario-ICN Incheon Intl
17h 15m1 stop San Francisco
$881United Airlines
Wed, Nov 18 - Tue, Dec 1
United Airlines Logo
6:00 pm - 3:33 pmICN  Incheon Intl-ONT Ontario
14h 33m1 stop San Francisco
United Airlines Logo
6:53 pm - 5:40 amONT  Ontario-ICN Incheon Intl
17h 47m1 stop San Francisco
$881United Airlines
Tue, Nov 3 - Wed, Jan 13
United Airlines Logo
12:45 pm - 12:29 pmICN  Incheon Intl-ONT Ontario
16h 44m1 stop San Francisco
United Airlines Logo
6:40 pm - 5:40 amONT  Ontario-ICN Incheon Intl
18h 00m1 stop San Francisco
$881United Airlines
Thu, Nov 19 - Wed, Dec 2

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Alaska Airlines flights from Incheon Intl Airport to Ontario

Our best Alaska Airlines deals on Incheon Intl Airport to Ontario flight tickets
Alaska Airlines
Oct 2
ICN7:35 pmIncheon Intl
30h 42m
1 stop
ONT10:17 amOntario
Oct 18
ONT6:02 amOntario
19h 28m
1 stop
ICN5:30 pmIncheon Intl
$962
Alaska Airlines
Sep 26
ICN7:35 pmIncheon Intl
15h 28m
1 stop
ONT7:03 pmOntario
Oct 3
ONT2:13 pmOntario
35h 17m
1 stop
ICN5:30 pmIncheon Intl
$964
Alaska Airlines
Oct 25
ICN8:00 pmIncheon Intl
14h 00m
1 stop
ONT6:00 pmOntario
Oct 27
ONT2:13 pmOntario
35h 22m
1 stop
ICN5:35 pmIncheon Intl
$966

Korean Air flights from Incheon Intl Airport to Ontario

Our best Korean Air deals on Incheon Intl Airport to Ontario flight tickets
Korean Air
Oct 6
ICN7:00 pmIncheon Intl
14h 12m
1 stop
ONT5:12 pmOntario
Oct 13
ONT6:20 amOntario
18h 20m
1 stop
ICN4:40 pmIncheon Intl
$1,040
Korean Air
Sep 23
ICN4:40 pmIncheon Intl
22h 00m
1 stop
ONT10:40 pmOntario
Sep 28
ONT6:00 amOntario
18h 50m
1 stop
ICN4:50 pmIncheon Intl
$1,041
Korean Air
Nov 26
ICN6:45 pmIncheon Intl
15h 34m
1 stop
ONT5:19 pmOntario
Nov 29
ONT7:00 amOntario
17h 45m
1 stop
ICN5:45 pmIncheon Intl
$1,042

momondo Fare Finder

 
Use the filters below to find and compare flights from Incheon Intl Airport to Ontario that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Thu 12/24

6:00 pm-5:46 pm

1 stop16h 46m

Ontario

Wed 12/30

6:00 am-4:15 pm

1 stop17h 15m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Wed 12/16

6:00 pm-8:20 pm

2 stops19h 20m

Ontario

Tue 1/19

6:53 pm-5:40 am

1 stop17h 47m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Wed 12/16

6:00 pm-3:23 pm

1 stop14h 23m

Ontario

Tue 1/19

6:53 pm-5:40 am

1 stop17h 47m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Tue 11/24

12:45 pm-12:29 pm

1 stop16h 44m

Ontario

Tue 12/8

6:00 am-4:15 pm

1 stop17h 15m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Fri 11/20

6:00 pm-3:33 pm

1 stop14h 33m

Ontario

Mon 12/7

6:00 am-4:15 pm

1 stop17h 15m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Mon 9/21

4:50 pm-6:11 pm

1 stop17h 21m

Ontario

Mon 10/5

1:52 pm-3:00 pm

1 stop33h 08m

$881
Quickest round-trip

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Tue 12/15

6:00 pm-3:23 pm

1 stop14h 23m

Ontario

Wed 1/13

6:00 am-4:15 pm

1 stop17h 15m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Wed 11/18

12:45 pm-12:29 pm

1 stop16h 44m

Ontario

Tue 12/1

6:00 am-4:15 pm

1 stop17h 15m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Tue 11/3

6:00 pm-3:33 pm

1 stop14h 33m

Ontario

Wed 1/13

6:53 pm-5:40 am

1 stop17h 47m

$881

IncheonOntario

ICN Incheon Intl - ONT Ontario

ICNONT

Incheon Intl

Thu 11/19

12:45 pm-12:29 pm

1 stop16h 44m

Ontario

Wed 12/2

6:40 pm-5:40 am

1 stop18h 00m

$881

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Incheon Intl Airport to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Incheon Intl to Ontario?

Alaska Airlines, China Airlines, and United Airlines are the most popular carriers operating from Incheon Intl to Ontario

What airlines fly to Ontario?

AIR PREMIA, Asiana Airlines and United Airlines are the top three most popular airlines that fly to Ontario from Incheon Intl Airport according to our data. AIR PREMIA is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Incheon Intl Airport to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Ontario (ICN to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Ontario

Best Price Found

$480

Fastest flight time

13h 53m

Direct flights

None
The best one-way flight to Ontario from Incheon Intl Airport in the past 72 hours is $480. The best round-trip flight deal from Incheon Intl Airport to Ontario found on momondo in the last 72 hours is $881.
The fastest flight from Incheon Intl Airport to Ontario takes 13h 53m
There are no direct flights from Incheon Intl Airport to Ontario. There are no popular flight routes from Incheon Intl Airport to Ontario.
Search flight deals

Frequently asked questions about flying from Incheon Intl Airport to Ontario

  • How far is Incheon Intl to Ontario by plane?

    Incheon Intl and Ontario are 6003.0 mi apart from one another. 13h 53m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Incheon Intl Airport to Ontario Airport?

    Prices for flights from Incheon Intl Airport to Ontario Airport refresh daily.

  • How old do you have to be to fly from Incheon Intl Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Seoul on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seoul to Ontario?

Once you have performed a search for Seoul to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seoul to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Seoul. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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