Cheap flights from the United States to Seoul from $330
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Seoul departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from the United States to Seoul
Round-trip
One-way
Last minute
Direct
Recent round-trip flight deals from the United States to Seoul
These are some of the best round-trip flight deals from the United States to Seoul that have been recently found on momondo from popular airlines, departing in the coming months.
Recent one-way flight deals from the United States to Seoul
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to Seoul.
Recent last minute flight deals from the United States to Seoul
Planning a quick getaway from the United States to Seoul? These are the last-minute flight deals available now.
Recent direct flight deals from the United States to Seoul
If you prefer a non-stop journey, check out our latest direct flight deals to Seoul, so you can enjoy a seamless trip without layovers.
AIR PREMIA flights from United States to Incheon Intl Airport
Our best AIR PREMIA deals on United States to Incheon Intl Airport flight tickets
AIR PREMIA![AIR PREMIA]()
May 12![AIR PREMIA]()
May 17
SFO3:30 pmSan Francisco
13h 00m
ICN8:30 pmIncheon Intl
ICN6:20 pmIncheon Intl
10h 40m
SFO1:00 pmSan Francisco
AIR PREMIA![AIR PREMIA]()
Sep 12![AIR PREMIA]()
Sep 19
SFO3:30 pmSan Francisco
13h 00m
ICN8:30 pmIncheon Intl
ICN6:20 pmIncheon Intl
10h 40m
SFO1:00 pmSan Francisco
China Eastern flights from United States to Incheon Intl Airport
Our best China Eastern deals on United States to Incheon Intl Airport flight tickets
China Eastern![China Eastern]()
May 12![China Eastern]()
May 21
SFO12:00 pmSan Francisco
31h 55m
1 stop
ICN11:55 amIncheon Intl
ICN4:20 pmIncheon Intl
32h 45m
1 stop
SFO9:05 amSan Francisco
China Eastern![China Eastern]()
May 19![China Eastern]()
May 23
SFO12:00 pmSan Francisco
35h 25m
1 stop
ICN3:25 pmIncheon Intl
ICN6:25 pmIncheon Intl
30h 40m
1 stop
SFO9:05 amSan Francisco
See travel insights to Seoul from
How to get the cheapest flight ticket from United States to Incheon Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Incheon Intl Airport?
The cheapest month to fly to Incheon Intl Airport from United States is in January. Flight prices, which tend to average around $1,037, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of January, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around $1,077.
What is the cheapest day to depart on your flight to Incheon Intl Airport?
The cheapest day to depart from United States to Incheon Intl Airport is on a Monday when prices can be found for as low as $1,243. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,371. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.
What is the cheapest time of day to depart on your flight to Incheon Intl Airport?
In the morning is the cheapest time of day to fly from United States to Incheon Intl Airport when you can find flight prices for as low as $1,211. Flying to Incheon Intl Airport in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,532 on average. Flights to Incheon Intl Airport from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest United States to Incheon Intl flight route?
Fly from San Francisco to Incheon Intl for the best United States - Incheon Intl flight prices
How far in advance should I book a flight to Incheon Intl Airport?
You are more likely to see cheaper flights to Incheon Intl Airport from United States when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,559 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from United States for as low as $1,330 on momondo.
What cabin class options are available on United States to Incheon Intl flights?
There are 4 cabin classes available to choose from on United States to Incheon Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United States to Incheon Intl?
AIR PREMIA, WestJet, and Cathay Pacific are the most popular carriers operating from United States to Incheon Intl
What airlines fly to Incheon Intl Airport?
AIR PREMIA, Korean Air and Asiana Airlines are the top three most popular airlines that fly to Incheon Intl Airport from United States according to our data. AIR PREMIA is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 26 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to Incheon Intl Airport on average per day?
As of May 2025, there are 60 flights per day flying from United States to Incheon Intl Airport. The most common time of day flights depart is 12:00PM, with 53% of flights taking off in the afternoon.
How many flights depart from United States to Incheon Intl Airport on average per week?
424 flights are operational weekly from United States to Incheon Intl Airport as of May 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
Cheap United States to Incheon Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to Incheon Intl Airport
When did momondo last update prices for flights from United States to Incheon Intl Airport?
Prices for flights from United States to Incheon Intl Airport refresh daily.
How many operators does momondo search for flights from United States to Incheon Intl Airport?
The number of operators available for flights from United States to Incheon Intl Airport is 25 as of May 2025.
How old do you have to be to fly from United States to Incheon Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The travel and health documents required for your trip to Incheon Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Incheon Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to Incheon Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from United States to Incheon Intl Airport is Boeing 787-9 Dreamliner, representing 24.50% of all bookings. The subsequent popular models are Boeing 777-300ER at 20.90%, Airbus A350-900 at 14.31%, and Airbus A380-800 at 13.85%.
Best airlines flying from United States to Incheon Intl Airport
Compare and see reviews for airlines that fly from United States to Incheon Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $54 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $363 | Free Cancellation | Rating 6.6 41 reviews | |||
| PriceFrom $403 | Free Cancellation | Rating 7.9 2,409 reviews | |||
| PriceFrom $439 | Free Cancellation | Rating 7.3 3,791 reviews | |||
| PriceFrom $549 | Free Cancellation | Rating 7.2 2,826 reviews | |||
| PriceFrom $550 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $633 | Free Cancellation | Rating 7.2 88 reviews | |||
| PriceFrom $644 | Free Cancellation | Rating 7.1 148 reviews | |||
| PriceFrom $658 | Free Cancellation | Rating 7.5 48 reviews | |||
| PriceFrom $675 | Free Cancellation | Rating 8.0 9,972 reviews |
Traveling to a place near Seoul?
Book flights to Seoul if you plan to visit one of these locationsSuwon
Seongnam
Daejeon
Anyang
Why use momondo?
Why should I use momondo to find a flight deal from United States to Seoul?
It is quick and easy to find United States to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.
Can I find flights from United States to Seoul with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for United States to Seoul flights to just show those with flexible booking policies.
How can momondo help me find flights from United States to Seoul?
momondo helps you find the best flight between United States and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from United States to Seoul right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of United States to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to Seoul
Popular cities in South Korea
Popular flights according to clicks in the last 7 days on momondo
Flights to Seoul Gimpo Intl Airportfrom $765