$509 Cheap Flights from Seoul (ICN) to Las Vegas (LAS)

View $509 flight on Mon, Mar 9, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $509 for one-way flights and $612 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Mar 23 - Wed, Mar 25
ICN
Seoul
LAS
Las Vegas
$612 Roundtrip, found 3 hours ago
$612
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon, Mar 23 from Seoul to Las Vegas, returning Wed, Mar 25, priced at $612 found 3 hours ago
Alaska Airlines
Wed, Sep 16 - Wed, Sep 30
ICN
Seoul
LAS
Las Vegas
$613 Roundtrip, found 3 days ago
$613
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Sep 16 from Seoul to Las Vegas, returning Wed, Sep 30, priced at $613 found 3 days ago
Air Canada
Mon, Feb 23 - Wed, Mar 18
ICN
Seoul
LAS
Las Vegas
$619 Roundtrip, found 2 days ago
$619
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Feb 23 from Seoul to Las Vegas, returning Wed, Mar 18, priced at $619 found 2 days ago
Alaska Airlines
Thu, Jan 29 - Fri, Jan 30
ICN
Seoul
LAS
Las Vegas
$619 Roundtrip, found 2 days ago
$619
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Jan 29 from Seoul to Las Vegas, returning Fri, Jan 30, priced at $619 found 2 days ago
Alaska Airlines
Fri, Jan 30 - Tue, Feb 3
ICN
Seoul
LAS
Las Vegas
$621 Roundtrip, found 1 day ago
$621
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Jan 30 from Seoul to Las Vegas, returning Tue, Feb 3, priced at $621 found 1 day ago
Hawaiian Airlines
Wed, Apr 1 - Tue, Apr 7
ICN
Seoul
LAS
Las Vegas
$627 Roundtrip, found 3 hours ago
$627
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Wed, Apr 1 from Seoul to Las Vegas, returning Tue, Apr 7, priced at $627 found 3 hours ago
United
Thu, Mar 19 - Tue, Mar 31
ICN
Seoul
LAS
Las Vegas
$638 Roundtrip, found 3 hours ago
$638
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Mar 19 from Seoul to Las Vegas, returning Tue, Mar 31, priced at $638 found 3 hours ago
American Airlines
Tue, Jan 20 - Thu, Feb 12
ICN
Seoul
LAS
Las Vegas
$744 Roundtrip, found 11 hours ago
$744
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Jan 20 from Seoul to Las Vegas, returning Thu, Feb 12, priced at $744 found 11 hours ago
Delta
Thu, Apr 2 - Thu, Apr 9
ICN
Seoul
LAS
Las Vegas
$838 Roundtrip, found 3 hours ago
$838
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Apr 2 from Seoul to Las Vegas, returning Thu, Apr 9, priced at $838 found 3 hours ago
Asiana Airlines
Thu, Apr 2 - Thu, Apr 9
ICN
Seoul
LAS
Las Vegas
$910 Roundtrip, found 3 hours ago
$910
Roundtrip
found 3 hours ago
Select Asiana Airlines flight, departing Thu, Apr 2 from Seoul to Las Vegas, returning Thu, Apr 9, priced at $910 found 3 hours ago

Find the cheapest month to fly from Seoul (ICN) to Las Vegas (LAS)

November is typically the cheapest month to fly

From $337 - $723 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $1,940
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $1,940
Flights from Seoul (ICN) to Las Vegas (LAS)
Origin airport
Incheon Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Air Canada, Air China, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, Ethiopian Airlines, Hawaiian Airlines, Japan Airlines, Korean Air, Philippine Airlines, Singapore Airlines, United, WestJet
Roundtrip price
$612
Distance
6008 mi
Average flight time
11 hours 10 mins

Seoul to Las Vegas Flights

The cheapest times to fly from Seoul to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Las Vegas are during the month of March. You can find some of the cheapest flights from Seoul to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Las Vegas

Sunday is one of the best days to book for cheap flights from Seoul to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Las Vegas in 2026. You can also book with separate airlines for your outbound and return journeys, from $509 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) cost?
Secure a cheap one-way flight from $509 or cheap return flight from $612 from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
Traveling in March is a great way to save, as it's the cheapest month for flights between ICN and LAS. You'll typically find the lowest prices during off-peak months.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
You can fly directly from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) on a Korean Air flight.
What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline flying from ICN to LAS, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
On average, there's only 1 direct flight taking off from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) each day. If this doesn't fit your plans, check out flights with layovers. Simply filter your search on Expedia to include one or more stops to discover a better alternative.
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
More travelers fly between ICN and LAS at 9 PM than at any other time of day. Prefer a quieter experience? Try choosing a quieter departure window and there's a chance you'll save on your ticket as well.
What day of the week has the most flights from ICN to LAS?
If you depart on a Sunday, you'll get the biggest range of choices for flights from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
The earliest flight jetting off from Incheon Intl. Airport (ICN) is at around 9:00PM UTC+9. Catch this flight and you'll touch down at Harry Reid Intl. Airport (LAS) at approximately 3:10PM UTC-8. The entire trip takes 11h 10m.
How long does it take to fly from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
The average flight duration from ICN to LAS is 11 hours and 10 minutes, covering a distance of 6,000 mi.
What airline has the least delays from ICN to LAS?
Consider booking with Delta Air Lines if you'd like to fly straight from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 94%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
To avoid potential delays on the Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Las Vegas from Incheon Intl. Airport (ICN)?
Harry Reid Intl. Airport (LAS) is the only airport in Las Vegas with direct flights from Incheon Intl. Airport (ICN). Check out the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your flight from ICN to LAS right before your getaway is generally more expensive. However, if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an ICN to LAS flight and hotel package?
Booking an ICN to LAS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Harry Reid Intl. Airport (LAS)?
Usually, it's possible to reschedule or cancel your ICN to LAS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.