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Gimpo Intl

$652+ Cheap flights from Ontario (ONT) to Gimpo Intl (GMP)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GMP
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheap flight deals from Ontario to Gimpo Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Gimpo Intl (GMP). 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 julio 3, 2025.

Round-trip from

$1,277
(EVA Air)

One-way from

$652
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$1,207
From Ontario to Seoul Gimpo Intl
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One-way flight from Ontario to Seoul Gimpo Intl
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Highest demand for flights based on searches. 4% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Gimpo Intl

Cheapest flights from Ontario to Gimpo Intl
Explore the most affordable flight options available from Ontario to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This EVA Air deal was found by Cheapflights users on 7/3. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/176:58 pmONT - GMP
2 stops31h 12mMultiple Airlines
mié. 9/38:20 pmGMP - ONT
2 stops37h 17mMultiple Airlines
Deal found 7/3$1,277
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/266:00 amONT - GMP
2 stops23h 20mJapan Airlines
lun. 12/812:05 pmGMP - ONT
2 stops20h 07mJapan Airlines
Deal found 7/1$1,653

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Gimpo 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 julio 3, 2025.
Use the filters below to find and compare flights from Ontario to Seoul Gimpo Intl Airport that are best for you.

Fly from

Ontario

Fly to

Gimpo Intl

Route

Depart

Return

Price

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

dom. 8/17

6:58 pm-6:10 pm

2 stops31h 12m

Seoul Gimpo Intl

mié. 9/3

8:20 pm-5:37 pm

2 stops37h 17m

$1,277

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

mié. 11/26

6:00 am-10:20 pm

2 stops23h 20m

Seoul Gimpo Intl

lun. 12/8

12:05 pm-3:12 pm

2 stops20h 07m

$1,653

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

mié. 8/27

12:45 am-2:45 pm

2 stops22h 00m

$652

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

lun. 8/18

6:58 pm-7:15 pm

2 stops32h 17m

$678

OntarioSeoul

ONT - GMP

ONTGMP

Ontario

mar. 8/19

6:00 am-9:50 pm

2 stops23h 50m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Ontario to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Ontario with our price prediction graph.
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 Gimpo Intl

Get insights into the airlines that provide service to Gimpo 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 Gimpo Intl. Reviews last updated julio 3, 2025.
Get a feel of what it's like to fly with EVA Air and Japan Airlines from Ontario to Seoul Gimpo 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.
EVA Air
8.4
Very good
1,215 reviews

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,215 reviews
EVA Air
8.4
Very good
1,215 reviews

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,505 reviews
EVA Air
8.4
Very good
1,215 reviews

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Ontario to Gimpo Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Seoul Gimpo Intl?

    For a flight from Ontario to Seoul Gimpo Intl, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Seoul Gimpo Intl per day. 0 airlines have flights to Seoul Gimpo Intl from Ontario on a regular basis.

  • Can I find deals for flights from Ontario to Gimpo Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to Gimpo Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Gimpo Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Gimpo Intl.

  • Can I find deals for business class flights from Ontario to Gimpo Intl?

    Yes. Cheapflights offers flight deals from Ontario to Gimpo Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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