Cheap flights from Long Beach to Seoul from $746 LGB → ICN
Long Beach Airport (LGB) → Incheon International Airport (ICN)
The cheapest return found recently is $1,742 with Alaska Airlines, 22 Nov – 29 Nov, found today. The cheapest one-way found recently is $746 with Alaska Airlines, 17 Jun 2027, found today.
- Cheapest one-way found recently
- $746, found today
- Cheapest return found recently
- $1,742, 22 Nov to 29 Nov
- Usual return price
- $1,863 to $2,177
- Cheapest month to fly
- November 2026, return fares from $1,305 found in the last 7 days
Return
The cheapest return fare on each of 7 departure dates is usually $1,863 to $2,177.
Cheapest return found recently
$1,742
22 Nov – 29 Nov · Alaska Airlines
Long Beach Airport (LGB) → Incheon International Airport (ICN)
Leaves 7:00 a.m. · Return leaves 8:00 p.m. · 48 h 41 min of travel, both ways together
out 1 stop, back 1 stop
found today
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$1,742 22 Nov – 29 Novfound todaySee prices for these dates
$1,305 15 Nov – 19 Novfound 6 days agoSee prices for these dates
What have prices looked like?
Over 50 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $1,008 to $1,784.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 7 departure dates from 15 Nov to 24 Jun 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 7-night return fares leaving within 3 days of 22 Nov to compare.
Every date we hold
9 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Nov – 19 Nov | $1,305 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 22 Nov – 29 Nov | $1,742 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 15 Dec – 15 Jan 2027 | $1,984 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 16 Dec – 19 Dec | $2,126 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 13 May 2027 – 31 May 2027 | $2,048 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 17 Jun 2027 – 8 Jul 2027 | $2,228 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 24 Jun 2027 – 15 Jul 2027 | $2,228 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found today | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $1,305.
Airlines on the cheapest dates: Alaska Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$746
17 Jun 2027 · Alaska Airlines
Long Beach Airport (LGB) → Incheon International Airport (ICN)
Leaves 3:10 p.m. · 35 h 35 min trip
4 stops
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$746 17 Jun 2027found todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 38 days, 24 Sept to 12 Nov, the cheapest one-way we saw each day was $710 to $1,855.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 17 Jun 2027 to compare.
Every date we hold
2 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 17 Jun 2027 | $746 | Alaska Airlines | Long Beach Airport (LGB) → Incheon International Airport (ICN) | 4 stops | found today | Open this trip |
Airlines on the cheapest dates: Alaska Airlines.
Premium cabin fares from Long Beach to Seoul
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 22 Nov – 29 Nov in another cabin: Premium economy · Business · First
Today's prices for 17 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Long Beach to Seoul?
Return
Fares 7 to 13 days before departure were typically 15% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (50 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $1,640 | $1,305 | +18% | 19 |
| 7–13 days | $1,395 | $1,077 | Cheapest seen | 30 |
| 14–29 days | $1,516 | $1,077 | +9% | 41 |
| 30–59 days | $1,500 | $1,187 | +8% | 40 |
| 60–89 days | $2,083 | $1,008 | +49% | 30 |
| 90–179 days | $1,800 | $1,024 | +29% | 36 |
| 180+ days | $2,273 | $1,548 | +63% | 25 |
One-way
Not enough history yet: in 38 days of one-way prices, 24 Sept to 12 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Los Angeles → Seoul
32 km from Long Beach
$1,265
$477 less than flying from Long Beach
22 Nov – 30 Nov · LAX → ICN · out 1 stop, back 1 stop
found 11 hours ago
Ontario → Seoul
60 km from Long Beach
$1,234
$508 less than flying from Long Beach
26 Nov – 1 Dec · ONT → ICN · out 1 stop, back nonstop
found 4 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Los Angeles → Seoul
32 km from Long Beach
$500
$246 less than flying from Long Beach
17 Jun 2027 · LAX → ICN · 1 stop
found today
Ontario → Seoul
60 km from Long Beach
$832
$86 more than flying from Long Beach
17 Jun 2027 · ONT → ICN · 2 stops
found today
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 22 Nov – 29 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Long Beach to Seoul?
The cheapest return found recently is $1,742 with Alaska Airlines, 22 Nov to 29 Nov, found today. The cheapest return we hold, of any age, is $1,305 with Alaska Airlines, 15 Nov to 19 Nov, found 6 days ago. The cheapest return fare on each of 7 departure dates is usually $1,863 to $2,177.
How much is a one-way flight from Long Beach to Seoul?
The cheapest one-way found recently is $746 with Alaska Airlines, 17 Jun 2027, found today.
What is the cheapest month to fly from Long Beach to Seoul?
November 2026 is the cheapest month for a return, from $1,305, 15 Nov to 19 Nov, found 6 days ago.
How far ahead should I book a flight from Long Beach to Seoul?
In 50 days of prices between 24 Sept and 12 Nov, return fares 7 to 13 days before departure were typically 15% lower than 0 to 6 days before departure.
How long is the flight from Long Beach to Seoul?
The cheapest one-way found recently, with Alaska Airlines on 17 Jun 2027, takes 35 h 35 min with 4 stops.
Which airlines have the cheapest flights from Long Beach to Seoul?
Between 15 Nov and 24 Jun 2027, Alaska Airlines has the cheapest return on all 7 departure dates we hold.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work