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Gimpo Intl

$534+ Cheap flights from Seattle (SEA) 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GMP
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Seattle to Gimpo Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,122
(FlightHub)

One-way from

$534
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,107
Provider with most accurate pricing for Seattle/Tacoma Intl-Seoul Gimpo Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Seoul Gimpo Intl flights.
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From Seattle/Tacoma Intl to Seoul Gimpo Intl
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One-way flight from Seattle/Tacoma Intl to Seoul Gimpo Intl
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Highest demand for flights based on searches. 19% potential increase in price ($295 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to Gimpo Intl

Cheapest flights from Seattle to Gimpo Intl
Explore the most affordable flight options available from Seattle to Gimpo Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This EVA Air deal was found by Cheapflights users on 4/28. 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.
Sun 10/121:30 amSEA - GMP
1 stop24h 40mEVA Air
Fri 11/211:50 pmGMP - SEA
1 stop21h 20mEVA Air
Deal found 4/28$1,073
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/284:30 pmSEA - GMP
1 stop34h 05mANA
Sat 10/187:40 amGMP - SEA
2 stops26h 56mANA
Deal found 4/28$1,121
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:30 amSEA - GMP
1 stop19h 20mMultiple Airlines
Thu 10/238:20 amGMP - SEA
2 stops29h 56mMultiple Airlines
Deal found 4/28$1,166
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Sun 7/131:30 pmSEA - GMP
1 stop29h 15mJapan Airlines
Thu 7/317:55 amGMP - SEA
1 stop18h 40mJapan Airlines
Deal found 4/29$1,445

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 April 30, 2025.
Use the filters below to find and compare flights from Seattle to Seoul Gimpo Intl Airport that are best for you.

Fly from

Seattle

Fly to

Gimpo Intl

Route

Depart

Return

Price

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Mon 5/5

1:50 am-7:15 pm

1 stop25h 25m

Seoul Gimpo Intl

Sat 7/19

1:50 pm-7:10 pm

1 stop21h 20m

$1,122

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Mon 5/5

4:30 pm-6:35 pm

1 stop34h 05m

Seoul Gimpo Intl

Tue 5/13

12:40 pm-6:33 pm

2 stops21h 53m

$1,286

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Mon 5/5

4:30 pm-10:05 pm

1 stop37h 35m

Seoul Gimpo Intl

Thu 5/15

6:15 am-11:30 am

2 stops21h 15m

$1,304

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Sun 7/13

1:30 pm-10:45 am

1 stop29h 15m

Seoul Gimpo Intl

Thu 7/31

7:55 am-10:35 am

1 stop18h 40m

$1,445

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Mon 5/19

6:04 pm-1:00 pm

3 stops50h 56m

$534

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Thu 7/24

6:15 am-11:00 am

2 stops36h 45m

$559

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Mon 5/5

1:50 am-7:15 pm

1 stop25h 25m

$608

SeattleSeoul

SEA - GMP

SEAGMP

Seattle/Tacoma Intl

Sun 7/6

4:30 pm-6:35 pm

1 stop34h 05m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Seattle to Gimpo 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 Seattle to Gimpo Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Seoul Gimpo Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Seoul Gimpo Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Seoul Gimpo Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Seoul Gimpo Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Seattle-Seoul Gimpo 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 Seattle to Gimpo Intl

Have a flexible travel schedule? Discover the best time to fly to Gimpo Intl from Seattle 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Seoul Gimpo Intl Airport

What is the cheapest time of day to fly from SEA to GMP?

Find hourly flight availability from Seattle to Gimpo Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

It’s typically best to fly out from Seattle to Seoul Gimpo Intl Airport in the afternoon. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Gimpo Intl by month

Plan your trip to Gimpo Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul Gimpo Intl Airport ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul Gimpo Intl Airport when rainfall is around 1.1 in.

Temperature in Gimpo Intl by month

Plan your trip to Gimpo Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul Gimpo Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 30, 2025.
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
855 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Eastern
7.1
Good
148 reviews
EVA Air
8.4
Very good
1,186 reviews

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 Seattle to Seoul Gimpo Intl?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Seoul Gimpo Intl. 0 airlines have flights from Seattle/Tacoma Intl to Seoul Gimpo Intl on a regular basis. Booking flights from Seattle/Tacoma Intl to Seoul Gimpo Intl should not be difficult; the airport handles an average of 0 outbound flights to Seoul Gimpo Intl per day.

  • What are the cheapest airlines flying from Seattle to Seoul Gimpo Intl Airport round-trip?

    According to our current data, EVA Air ($1,122), ANA ($1,286), and Japan Airlines ($1,445) offers the cheapest pricing from Seattle to Seoul Gimpo Intl Airport.

  • What are the cheapest airlines to fly from Seattle to Seoul Gimpo Intl Airport one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $559. EVA Air flights start at $608 while deals on ANA start at $778 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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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