HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$466+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — SEA
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Gimpo Intl to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$896
(Gotogate)

One-way from

$466
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$777
Provider with most accurate pricing for Seoul (SEL)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Seattle/Tacoma Intl flights.
Search Deals
From Seoul Gimpo Intl to Washington
Search Deals
One-way flight from Seoul Gimpo Intl to Washington
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($294 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 17, 2025.

This Gotogate deal was found by Cheapflights users on 4/17. 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.
Thu 10/167:40 amGMP - SEA
1 stop22h 45mANA
Mon 10/2710:35 amSEA - GMP
2 stops40h 00mANA
Deal found 4/17$870
This EVA Air deal was found by Cheapflights users on 4/17. 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.
Sat 5/31:50 pmGMP - SEA
1 stop21h 40mEVA Air
Thu 5/1512:50 amSEA - GMP
1 stop20h 00mEVA Air
Deal found 4/17$1,106
This Expedia deal was found by Cheapflights users on 4/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:55 amGMP - PDX
2 stops24h 55mJapan Airlines
Mon 9/227:00 amPDX - GMP
2 stops22h 50mJapan Airlines
Deal found 4/17$1,267
This YBTour deal was found by Cheapflights users on 4/17. 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.
Sun 5/187:40 amGMP - PDX
2 stops27h 05mANA
Sun 5/2510:00 amPDX - GMP
2 stops33h 05mANA
Deal found 4/17$1,390
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Sat 5/2412:05 pmGMP - SEA
1 stop14h 20mJapan Airlines
Sat 5/311:30 pmSEA - GMP
1 stop16h 20mJapan Airlines
Deal found 4/17$1,397
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/197:55 amGMP - PDX
2 stops19h 30mMultiple Airlines
Mon 6/237:55 amPDX - GMP
2 stops21h 55mMultiple Airlines
Deal found 4/17$1,421
This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/18:10 amGMP - SEA
2 stops22h 06mMultiple Airlines
Fri 7/2510:00 amSEA - GMP
2 stops20h 25mMultiple Airlines
Deal found 4/17$1,524
This oojo deal was found by Cheapflights users on 4/17. 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.
Sat 5/242:25 pmGMP - SEA
2 stops47h 33mAir China
Sat 5/317:20 amSEA - GMP
2 stops38h 40mAir China
Deal found 4/17$2,528

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 April 17, 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

Wed 9/10

7:40 am-2:25 pm

1 stop22h 45m

Seattle/Tacoma Intl

Wed 9/17

4:30 pm-6:35 pm

1 stop34h 05m

$896

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Sat 5/3

1:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

Thu 5/15

12:50 am-12:50 pm

1 stop20h 00m

$1,106

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Thu 9/18

7:55 am-4:50 pm

2 stops24h 55m

Portland

Mon 9/22

7:00 am-9:50 pm

2 stops22h 50m

$1,267

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Sun 5/18

7:40 am-6:45 pm

2 stops27h 05m

Portland

Sun 5/25

10:00 am-11:05 am

2 stops33h 05m

$1,390

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Sat 5/24

12:05 pm-10:25 am

1 stop14h 20m

Seattle/Tacoma Intl

Sat 5/31

1:30 pm-9:50 pm

1 stop16h 20m

$1,397

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Mon 5/19

7:55 am-11:25 am

2 stops19h 30m

Portland

Mon 6/23

7:55 am-9:50 pm

2 stops21h 55m

$1,421

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Tue 7/1

8:10 am-2:16 pm

2 stops22h 06m

Seattle/Tacoma Intl

Fri 7/25

10:00 am-10:25 pm

2 stops20h 25m

$1,524

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Sat 5/24

2:25 pm-9:58 pm

2 stops47h 33m

Seattle/Tacoma Intl

Sat 5/31

7:20 am-2:00 pm

2 stops38h 40m

$2,528

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Thu 5/8

6:50 pm-8:42 pm

3 stops41h 52m

$466

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Tue 5/27

6:55 pm-1:25 pm

3 stops34h 30m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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 April 17, 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 April 17, 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
1,177 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
1,443 reviews
EVA Air
8.4
Very good
1,177 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
844 reviews
EVA Air
8.4
Very good
1,177 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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 $653 and $996 on Japan Airlines and ANA, 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gimpo Intl to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to John F Kennedy Intl flights
Incheon Intl to Los Angeles flights
Incheon Intl to Newark flights
Incheon Intl to LaGuardia flights
Incheon Intl to Seattle flights
Incheon Intl to Honolulu flights
Incheon Intl to Dulles Intl flights
Incheon Intl to San Francisco flights
Incheon Intl to Dallas/Fort Worth flights
Incheon Intl to O'Hare Intl flights
Gimpo Intl to John F Kennedy Intl flights
Incheon Intl to Atlanta flights
Gimpo Intl to Honolulu flights
Gimpo Intl to Los Angeles flights
Incheon Intl to Boston flights
Incheon Intl to Detroit flights
Incheon Intl to Las Vegas flights
Gimpo Intl to San Francisco flights
Incheon Intl to Baltimore flights
Gimpo Intl to Newark flights
Incheon Intl to Reagan-National flights
Incheon Intl to Ontario flights
Incheon Intl to San Jose flights
Incheon Intl to Minneapolis flights
Incheon Intl to Midway flights
Incheon Intl to Love Field flights
Gimpo Intl to O'Hare Intl flights
Incheon Intl to Portland flights
Incheon Intl to Orlando flights
Incheon Intl to Santa Ana flights
Incheon Intl to Oakland flights
Incheon Intl to Hobby flights
Gimpo Intl to Atlanta flights
Gimpo Intl to Boston flights
Gimpo Intl to Baltimore flights
Incheon Intl to Nashville flights
Incheon Intl to Burbank flights
Incheon Intl to Raleigh flights
Incheon Intl to Salt Lake City flights
Incheon Intl to Tampa flights
Incheon Intl to Indianapolis flights
Incheon Intl to Denver flights
Incheon Intl to Kailua-Kona flights
Incheon Intl to George Bush Intcntl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.