£252 Cheap Flights from San Francisco (SFO) to Seoul (ICN)

You can find one-way and return flights from SFO to ICN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SFO to ICN ticket fares go up or down.

The cheapest months to fly from SFO to ICN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter SFO to ICN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Air Premia is one of the cheapest airlines offering nonstop return flights from San Francisco Intl. (SFO) to Incheon Intl. (ICN), with tickets starting from around £464 for flights that can be booked for departure within the next year. Philippine Airlines offers one of the cheapest connecting return flights from SFO to ICN, with tickets starting from around £743. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from San Francisco, CA (SFO-San Francisco Intl.) to Seoul (ICN-Incheon Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from San Francisco, CA (SFO-San Francisco Intl.) to Seoul (ICN-Incheon Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, Air Premia typically offers the lowest fares. Alaska Airlines offers the most daily flights from SFO to ICN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

You'll find approximately 5 nonstop flights per day from San Francisco, CA (SFO-San Francisco Intl.) to Seoul (ICN-Incheon Intl.). For even more choices, look at flights that include layovers, as there are around 144 connecting flights per day. Some common connection points include Los Angeles Intl. (LAX), Seattle - Tacoma Intl. (SEA), and Hong Kong Intl. (HKG).

Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from San Francisco, CA (SFO) to Seoul (ICN). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from San Francisco International Airport (SFO) to Incheon International Airport (ICN) on a Friday, with around 96 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, Delta, and Alaska Airlines. Flight schedules are quite consistent throughout the week, so you'll have a good selection of flights regardless of the day you choose to fly.

The most popular departure times for flights from San Francisco Intl. (SFO) to Incheon Intl. (ICN) are between 12pm and 3pm. Many major carriers, including Korean Air, Delta and Cathay Pacific, offer flights during this window. Many travellers prefer this time as it allows for a full morning before heading to the airport, and you'll arrive at your destination at a convenient time.

Flying nonstop from SFO to ICN takes around 13 hours, with the route covering approximately 9,086 kilometers. Flights with a layover typically take 4 hours 20 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Yes, you can fly business class or first class between SFO and ICN.

Airlines that offer business class service on this route include:

* Cathay Pacific
* Korean Air
* China Eastern Airlines
* KLM
* Air France
* Lufthansa
* Singapore Airlines
* Philippine Airlines
* Turkish Airlines
* China Airlines
* WestJet
* British Airways
* Vietnam Airlines
* Alaska Airlines
* Asiana Airlines
* Air Canada
* Starlux Airlines
* Air China
* LOT-Polish Airlines
* Qatar Airways
* Delta
* Emirates
* United
* All Nippon Airways
* EVA Airways
* China Southern Airlines

First class cabins are available on British Airways, Alaska Airlines, Delta, Emirates, and American Airlines.

It's easy to earn miles on a San Francisco, CA (SFO) to Seoul (ICN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Typically, booking a last minute flight from San Francisco, CA (SFO) to Seoul (ICN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a San Francisco, CA (SFO) to Seoul (ICN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your San Francisco, CA (SFO-San Francisco Intl.) to Seoul (ICN-Incheon Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.