Cheap Flights to Western United States

View ₩375,900 flight on Fri, Dec 12, 2025Opens in a new window

Popular airlines

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Western United States?

Prices were available within the past 7 days and start at ₩375,900 for one-way flights and ₩681,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Dec 13 - Sun, Jan 11
ICN
Seoul
LAX
Los Angeles
₩681,300 Roundtrip, found 7 hours ago
₩681,300
Roundtrip
found 7 hours ago
Select Hawaiian Airlines flight, departing Sat, Dec 13 from Seoul to Los Angeles, returning Sun, Jan 11, priced at ₩681,300 found 7 hours ago
American Airlines
Tue, Feb 3 - Sat, Feb 7
ICN
Seoul
SFO
San Francisco
₩683,000 Roundtrip, found 2 days ago
₩683,000
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Feb 3 from Seoul to San Francisco, returning Sat, Feb 7, priced at ₩683,000 found 2 days ago
Air Canada
Sun, Jan 25 - Sat, Feb 7
ICN
Seoul
SFO
San Francisco
₩687,100 Roundtrip, found 6 days ago
₩687,100
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Jan 25 from Seoul to San Francisco, returning Sat, Feb 7, priced at ₩687,100 found 6 days ago
Alaska Airlines
Sun, Mar 8 - Wed, Mar 25
ICN
Seoul
LAX
Los Angeles
₩693,100 Roundtrip, just found
₩693,100
Roundtrip
just found
Select Alaska Airlines flight, departing Sun, Mar 8 from Seoul to Los Angeles, returning Wed, Mar 25, priced at ₩693,100 just found
United
Fri, Dec 12 - Sun, Dec 28
ICN
Seoul
LAX
Los Angeles
₩714,700 Roundtrip, just found
₩714,700
Roundtrip
just found
Select United flight, departing Fri, Dec 12 from Seoul to Los Angeles, returning Sun, Dec 28, priced at ₩714,700 just found

Find the cheapest month to fly from Columbus (CMH) to Los Angeles (LAX)

October is typically the cheapest month to fly

From ₩176,527 - ₩542,910 per traveler.

Searching for cheap flights to Western United States? No travel company presents more choices than Expedia if you're looking to compare flights to Western United States. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to United States of America. Expedia provides the cheapest flights to many destinations in United States of America and you may find even greater savings if you combine your flight with a hotel stay in Western United States.

Frequently asked questions

How do I find cheap flights to Western United States that have flexible change policies?
When it comes to traveling these days, flexibility is important. That's why we have a "No change fee" filter to help you track down flexible, affordable airfares to Western United States. It's on the left of your screen under the "Flexible change policies" subheading.
Which airlines fly to Western United States?
A good selection of airlines fly to destinations in or near Western United States. Your next big adventure is just clicks away with these leading carriers:

  • United Airlines - 26,963 flights to or near Western United States each month, including 13,033 flights to Denver Intl. Airport (DEN) and 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Southwest Airlines - 23,599 flights to or near Western United States each month, including 6,339 flights to Denver Intl. Airport (DEN) and 6,162 flights to McCarran Intl. Airport (LAS) per month.
  • Delta Air Lines - 20,908 flights to or near Western United States each month, including 6,400 flights to Salt Lake City Intl. Airport (SLC) and 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to Western United States?
Book ahead of time, fly with budget airlines, use miles or points — you're not short of ways! Another one is to make use of Expedia's "flexible dates" feature. Search for a Western United States flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Western United States was ₩681,300.
How much is a flight to Western United States?
If you were journeying one way from Seoul (ICN), you could've locked in a cheap seat for ₩375,900 in the last seven days. Round-trip flights to Western United States ranged from only ₩681,300 to ₩714,700 during this same period.
What are the most popular airports to fly into in Western United States?
You've got choices aplenty in Western United States. Once you've figured out where you're headed in the region, picking one of these popular airports will be a total breeze:

  • Denver Intl. Airport (DEN) - 24,249 flights per month.
  • Los Angeles Intl. Airport (LAX) - 16,630 flights per month.
  • Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.

When is the cheapest time to fly to Western United States?
Consider traveling early on in the week to score a bargain fare to Western United States. Tuesday is normally the most affordable day to take off, with Monday running a close second. Saturday often has the most expensive ticket prices. This is because lots of travelers like to start their getaway on a weekend.
How much is a plane ticket to Western United States?
In the last seven days, journeys to Western United States varied between ₩681,300 and ₩714,700. Prices depend on a number of things, particularly the time of departure, airline, cabin class and when the fare is booked.
What months are the cheapest to book a flight to Western United States?
The best month to secure a great deal to Western United States is February, whereas prices are at their highest in December. Keep clear of this month if you want to save your dollars.
Flights to Western United States information
Destination airport
Los Angeles Intl.
Destination airport IATA code
LAX
Destination city name
Los Angeles
Roundtrip price
₩681,300

Trending flights to Western United States

Prices were available within the past 7 days and start at ₩375,900 for one-way flights and ₩681,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Dec 13 - Sun, Jan 11
ICN
Seoul
LAX
Los Angeles
₩681,300 Roundtrip, found 7 hours ago
₩681,300
Roundtrip
found 7 hours ago
Select Hawaiian Airlines flight, departing Sat, Dec 13 from Seoul to Los Angeles, returning Sun, Jan 11, priced at ₩681,300 found 7 hours ago
*Available to Expedia members.