$455 Cheap Flights from Las Vegas (LAS) to Seoul (ICN)

View $455 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Las Vegas to Seoul (LAS-ICN)

Prices were available within the past 7 days and start at $455 for one-way flights and $860 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Oct 15 - Thu, Oct 23
LAS
Las Vegas
ICN
Seoul
$860 Roundtrip, just found
$860
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Oct 15 from Las Vegas to Seoul, returning Thu, Oct 23, priced at $860 just found
Hawaiian Airlines
Tue, Sep 16 - Sat, Oct 11
LAS
Las Vegas
ICN
Seoul
$860 Roundtrip, found 2 hours ago
$860
Roundtrip
found 2 hours ago
Select Hawaiian Airlines flight, departing Tue, Sep 16 from Las Vegas to Seoul, returning Sat, Oct 11, priced at $860 found 2 hours ago
United
Fri, Oct 3 - Tue, Oct 21
LAS
Las Vegas
ICN
Seoul
$862 Roundtrip, just found
$862
Roundtrip
just found
Select United flight, departing Fri, Oct 3 from Las Vegas to Seoul, returning Tue, Oct 21, priced at $862 just found
United
Sat, Aug 23 - Sat, Sep 6
LAS
Las Vegas
ICN
Seoul
$864 Roundtrip, found 1 hour ago
$864
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 23 from Las Vegas to Seoul, returning Sat, Sep 6, priced at $864 found 1 hour ago
United
Tue, Sep 2 - Tue, Sep 9
LAS
Las Vegas
ICN
Seoul
$864 Roundtrip, found 8 hours ago
$864
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Sep 2 from Las Vegas to Seoul, returning Tue, Sep 9, priced at $864 found 8 hours ago
United
Wed, Sep 10 - Wed, Sep 17
LAS
Las Vegas
ICN
Seoul
$866 Roundtrip, found 1 hour ago
$866
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 10 from Las Vegas to Seoul, returning Wed, Sep 17, priced at $866 found 1 hour ago
Alaska Airlines
Tue, Oct 14 - Sun, Nov 9
LAS
Las Vegas
ICN
Seoul
$866 Roundtrip, found 5 hours ago
$866
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Oct 14 from Las Vegas to Seoul, returning Sun, Nov 9, priced at $866 found 5 hours ago
WestJet
Thu, Sep 11 - Fri, Sep 19
LAS
Las Vegas
ICN
Seoul
$969 Roundtrip, found 2 days ago
$969
Roundtrip
found 2 days ago
Select WestJet flight, departing Thu, Sep 11 from Las Vegas to Seoul, returning Fri, Sep 19, priced at $969 found 2 days ago
China Airlines
Wed, Nov 12 - Wed, Dec 3
LAS
Las Vegas
ICN
Seoul
$1,072 Roundtrip, found 1 hour ago
$1,072
Roundtrip
found 1 hour ago
Select China Airlines flight, departing Wed, Nov 12 from Las Vegas to Seoul, returning Wed, Dec 3, priced at $1,072 found 1 hour ago
Cathay Pacific
Sat, May 3 - Tue, Jun 3
LAS
Las Vegas
ICN
Seoul
$1,086 Roundtrip, found 3 days ago
$1,086
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Sat, May 3 from Las Vegas to Seoul, returning Tue, Jun 3, priced at $1,086 found 3 days ago

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN) cost?
You’ll find affordable return tickets from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN) starting from $1631. Snag a seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Delta flight leaving LAS on April 29 2025 and touching down at ICN. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from LAS to ICN?
The cheapest flights from LAS to ICN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
When setting off from Harry Reid Intl. Airport (LAS), you can take a nonstop flight to Incheon Intl. Airport (ICN) with Korean Air.
What is the cheapest airline that flies from LAS to ICN?
Travel from LAS to ICN with Delta. This airline currently has the cheapest one-way fare on this route, starting at $949. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from LAS on April 30 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
On average, only 1 nonstop flight departs daily from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN). Looking for more options? Use our filter tool to find flights with layovers and squeeze in a visit to another city along the way.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
Flights between LAS and ICN are busiest at 10 PM. If you want a less crowded experience and possibly cheaper prices, look for a departure outside the usual busy windows.
What day of the week has the most flights from LAS to ICN?
Monday offers the most flights from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN). Consider leaving on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
The earliest flight leaving Harry Reid Intl. Airport (LAS) is at around 10:50PM UTC-8. Hop on this flight and you’ll land at Incheon Intl. Airport (ICN) at approximately 5:20AM UTC+9. The entire trip takes 13h 30m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
Flights from LAS to ICN have an average travel time of 13 hours and 30 minutes. The total distance between the two is 6,000 mi.
What airline has the least delays from LAS to ICN?
Consider booking with Delta Air Lines if you’d like to fly straight from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 84%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
To land at Incheon Intl. Airport (ICN) on schedule, opt for a flight that leaves from Harry Reid Intl. Airport (LAS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Seoul from Harry Reid Intl. Airport (LAS)?
Browse your flight options from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN). This is the only Seoul airport you can fly into if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN) last-minute?
Last-minute fares from LAS to ICN are generally more expensive. For the cheapest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book a LAS to ICN flight and hotel package?
Opting for a LAS to 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. Pick from our impressive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Incheon Intl. Airport (ICN)?
If you booked your LAS to ICN flight within the last 24 hours, you may be able to cancel or modify 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, visit our Customer Service portal if you’d like more information.
*Available to One Key members.