The cheapest times to fly from LGB to ICN are

  • January 1st to March 11th (except the week of February 12th)
  • April 23rd to May 6th
  • August 20th to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LGB to ICN is late October to early November. Prices can be as high as $1826 for Monday flights during late June, or as low as $845 for Thursday flights around late October to early November.


When to Fly to Seoul

Flying from Long Beach, CA (LGB) to Seoul (ICN) will usually cost between $974 to $1703 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $1026. Due to high demand the most expensive time to fly is late June, with an average price of $1704. Planning your trip to low-cost times can easily save you $678 on economy flights and even more on first-class flights. Generally, any price below $1153 can be considered a good price for a round-trip LGB to ICN flight.

See below for a graph of average weekly prices for the LGB to ICN route. All prices are for round-trip tickets in USD.

LGB to ICN Flight Prices

Compared to other flights, the LGB to ICN flight is slightly more expensive than the average and costs about as much as the average flight leaving from Long Beach. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to ICN, and Tuesday the cheapest day to fly back into LGB. Mondays are the most expensive days to fly to Seoul, and Fridays are the most expensive days to return to Long Beach. Selecting flights on the least expensive days could save you up to $171 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $1129. Return trip prices are from the ICN to LGB flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LGB to ICN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 47 minutes may not be realistic.


Flight Hacking LGB to ICN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LGB to ICN — but Champion Traveler does!

Hack #1: San Francisco, CA (LGB > SFO > ICN)

  • Price for both tickets: $1008
  • Average savings: $145 (12.58%)

See LGB to SFO flights

Hack #2: Beijing (LGB > PEK > ICN)

  • Price for both tickets: $1015
  • Average savings: $138 (11.93%)

See LGB to PEK flights

Hack #3: San Jose, CA (LGB > SJC > ICN)

  • Price for both tickets: $1062
  • Average savings: $91 (7.9%)

See LGB to SJC flights


Flight Questions Answered

Still have questions about flying from LGB to ICN? We’ve got answers.

Which airlines fly this route?

You can find 14 major airlines flying this route most often: Alaska, American, ANA, Asiana, Cathay Pacific, China Airlines, China Southern, Delta, Ethiopian, Hainan, Hawaiian, JAL, JetBlue, United, and potentially more during busy seasons.

How far away is it from Incheon International Airport to Long Beach Airport?

The distance between the two airports is roughly 5997 miles or 9651 kilometers.

How long does it take to fly from LGB to ICN?

The real-world flight time for a nonstop LGB to ICN flight is about 11 hour 47 minutes.

How many flights go between Long Beach, CA and Seoul?

It depends on the day of the week and the date, but a typical day might have around 77 available flights from LGB to ICN.


Airport Location Info


Departing Airport

Origination code LGB
Origination airport name Long Beach Airport
City Long Beach, CA
Country the United States
Latitude 33.8
Longitude -118.2

Return Airport

Destination code ICN
Destination airport name Incheon International Airport
City Seoul
Country South Korea
Latitude 37.5
Longitude 126.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.