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$478+ Cheap flights from Gimpo Intl (GMP) to Washington

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — SEA
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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Cheap flight deals from Gimpo Intl to Washington

Keep the following information in mind while searching for Gimpo Intl to Washington flight deals. Data was last updated marzo 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$784
(Justfly.com)

One-way from

$478
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$670
Provider with most accurate pricing for Seoul (SEL)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Seattle/Tacoma Intl flights.
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From Seoul Gimpo Intl to Washington
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One-way flight from Seoul Gimpo Intl to Washington
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Highest demand for flights based on searches. 23% potential increase in price ($283 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Gimpo Intl to Washington

Cheapest flights from Gimpo Intl to Washington
Explore the most affordable flight options available from Gimpo Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/87:40 amGMP - SEA
1 stop22h 45mANA
lun. 8/41:45 pmSEA - GMP
2 stops29h 20mANA
Deal found 3/27$753
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/167:55 amGMP - SEA
2 stops24h 58mJapan Airlines
jue. 6/268:00 amSEA - GMP
2 stops21h 50mJapan Airlines
Deal found 3/27$1,084
This Booking.com deal was found by Cheapflights users on 3/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/117:55 amGMP - PDX
2 stops19h 30mJapan Airlines
dom. 5/186:00 amPDX - GMP
2 stops47h 50mJapan Airlines
Deal found 3/27$1,217
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/114:00 pmGMP - SEA
2 stops33h 00mMultiple Airlines
jue. 4/1712:30 pmSEA - GMP
3 stops32h 35mMultiple Airlines
Deal found 3/27$1,362
This Japan Airlines deal was found by Cheapflights users on 3/27. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/27:55 amGMP - PDX
2 stops21h 27mMultiple Airlines
jue. 4/247:40 amPDX - GMP
2 stops22h 10mMultiple Airlines
Deal found 3/27$1,374
This EVA Air deal was found by Cheapflights users on 3/26. 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.
vie. 8/81:50 pmGMP - SEA
1 stop22h 00mEVA Air
dom. 9/141:30 amSEA - GMP
1 stop24h 40mEVA Air
Deal found 3/26$1,380
This YBTour deal was found by Cheapflights users on 3/26. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/97:40 amGMP - PDX
2 stops51h 05mANA
vie. 6/2710:10 amPDX - GMP
2 stops32h 55mANA
Deal found 3/26$1,421
This oojo deal was found by Cheapflights users on 3/27. 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. 4/168:35 amGMP - SEA
2 stops26h 02mAir China
jue. 6/265:14 pmSEA - GMP
2 stops28h 56mAir China
Deal found 3/27$2,420

Cheapflights Fare Finder

Customize your flight search to find flights from Gimpo Intl to Washington 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 marzo 28, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Washington that are best for you.

Fly from

Gimpo Intl

Fly to

Washington

Route

Depart

Return

Price

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

jue. 9/4

7:40 am-2:25 pm

1 stop22h 45m

Seattle/Tacoma Intl

mar. 9/16

4:30 pm-6:35 pm

1 stop34h 05m

$784

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

sáb. 9/20

1:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

mié. 10/15

1:30 am-12:50 pm

1 stop19h 20m

$894

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

lun. 6/2

2:25 pm-10:13 pm

2 stops23h 48m

Seattle/Tacoma Intl

lun. 6/23

10:00 am-9:25 pm

2 stops19h 25m

$997

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

mar. 9/16

7:55 am-10:25 am

1 stop18h 30m

Seattle/Tacoma Intl

lun. 10/20

1:30 pm-9:50 pm

1 stop16h 20m

$1,030

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

dom. 5/11

7:55 am-11:25 am

2 stops19h 30m

Portland

dom. 5/18

6:00 am-9:50 pm

2 stops47h 50m

$1,217

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

lun. 6/9

7:40 am-6:45 pm

2 stops51h 05m

Portland

vie. 6/27

10:10 am-11:05 am

2 stops32h 55m

$1,421

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

lun. 6/9

12:05 pm-2:33 pm

2 stops18h 28m

Portland

jue. 6/26

12:07 am-9:50 pm

2 stops29h 43m

$1,586

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

mié. 5/21

7:40 pm-11:30 am

2 stops31h 50m

$478

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

sáb. 5/24

1:50 pm-7:30 pm

1 stop21h 40m

$552

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

jue. 4/3

12:05 pm-10:25 am

1 stop14h 20m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 14 results
1
2

Best time to book a flight from Gimpo Intl to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Gimpo Intl 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 Seoul Gimpo Intl Airport to Washington

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

Find hourly flight availability from Gimpo Intl to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seoul Gimpo Intl Airport to State of Washington as you normally would.

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated marzo 28, 2025.
Get a feel of what it's like to fly with EVA Air, Japan Airlines and ANA from Seoul to Washington by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,169 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,169 reviews
EVA Air
8.4
Very good
1,169 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,169 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
829 reviews
EVA Air
8.4
Very good
1,169 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Boarding

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

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

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

    For one-way options, check prices for EVA Air. According to our data, you can fly for as low as $552. Users have also found prices from $613 and $723 on Japan Airlines and Air China, respectively.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Seoul Gimpo Intl Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to State of Washington (average of $238). Flying from Seoul Gimpo Intl Airport to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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