Title: Cheap Flights from Seoul (GMP) to San Diego (SAN) - Expedia.ca ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seoul (GMP) to San Diego (SAN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Gimpo Intl. Airport (GMP) to San Diego Intl. Airport (SAN) - ![All Nippon Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NH.svg) All Nippon Airways [](https://www.expedia.ca/Flights-Search?leg1=from:gmp,to:san,departure:17/10/2025TANYT&leg2=from:san,to:gmp,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NH"}}]) - ![Japan Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_JL.svg) Japan Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:gmp,to:san,departure:17/10/2025TANYT&leg2=from:san,to:gmp,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"JL"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Frequently asked questions ### How much is a flight from Gimpo Intl. Airport (GMP) to San Diego Intl. Airport (SAN)? > Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Gimpo Airport to San Diego Intl. Airport (SAN) start from . Book today to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Gimpo Intl. Airport (GMP) to SAN? > Most flights can be cancelled online, but each airline has different terms and conditions. If you do have to cancel your flight, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from GMP to San Diego Intl. Airport (SAN) that have flexible change policies? > Flights from Gimpo Airport to SAN offering flexible change policies are available from several carriers. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between the two flights, with no added fees to worry about. ### How far is the flight from Gimpo Intl. Airport (GMP) to San Diego Airport? > The distance is around 9,800 kilometres, so fill your carry-on bag with whatever you need to make the long journey comfortable. Wondering what to take on board your Seoul to San Diego flight? Earplugs, a sleep mask and a neck pillow are among the essentials. ### Which airlines fly direct from GMP to SAN? > You won't find any airlines operating directly between Gimpo Intl. Airport (GMP) and San Diego Intl. Airport (SAN), so be ready to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip! ### Are GMP to SAN flight tickets cheaper when they're purchased at the last minute? > Fares from Gimpo Intl. Airport (GMP) to SAN are available up to a year prior to departure on Expedia. And although you may pick up great last-minute deal, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more options — and you can avoid landing the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials. ## Travel information | Origin airport | Gimpo Intl. | | --- | --- | | Destination airport | San Diego Intl. | | Distance | 9712 km | ## Book with confidence ### Seoul to San Diego Flights **The easy way to book your flights from Seoul to San Diego**  With Expedia, it’s simple to find and book flights to San Diego from Seoul whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to San Diego Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seoul to San Diego today, tomorrow, or this week.   **Save dollars with cheap flights from Gimpo Intl., GMP to San Diego Intl., SAN**  Sort your search results by price to find great deals on your flight from Seoul to San Diego—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Diego from Seoul currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to San Diego   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to San Diego from Seoul**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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