What is the cheapest airline that flies from Seoul to United States?

United Airlines, AIR PREMIA, and Alaska Airlines are the most popular carriers operating from Seoul to United States

How often are flights from Seoul to the United States delayed?

Historically, on average around 0% of flights between Seoul and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

How many flights depart from Seoul to United States on average per week?

As of December 2025, 352 flights take off from Seoul and land in United States each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

What is the most punctual flight time for Seoul to the United States flights?

Generally, flights departing at night tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What airlines fly to United States?

AIR PREMIA, Asiana Airlines and Korean Air are the top three most popular airlines that fly to United States from Seoul according to our data. AIR PREMIA is the first choice among our users, with 35% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 9 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

How many flights depart from Seoul to United States on average per day?

50 flights are operational daily from Seoul to United States as of December 2025. The most popular departure time for this route is 9:00AM, with 49% of flights per day taking off in the evening.

How long is the flight from Seoul to United States?

Flight times vary depending on what airport in Seoul you fly out of and what airport in United States you fly into. For example, flying from Incheon to Los Angeles takes 11h on average. On the other hand, flying from Seoul to Los Angeles takes 14h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Seoul to United States?

Prices for flights from Seoul to United States refresh daily.

How many operators does momondo search for flights from Seoul to United States?

As of December 2025, there are 9 operators available to choose from for flights from Seoul to United States.

How old do you have to be to fly from Seoul to United States?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to United States.

What documentation or ID do you need to fly to United States?

The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$284 Cheap Flights from Seoul to the United States in 2025/26

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:50 pm - 12:10 pmICN-HNL

8h 20mnonstop

2:20 pm - 8:20 pmHNL-ICN

11h 00mnonstop

$359AIR PREMIA

Find Deal

mån, dec 22 - mån, dec 29

8:35 pm - 5:40 amICN-IAD

23h 05m1 stop

7:05 am - 6:35 pmIAD-ICN

21h 30m1 stop

$361Alaska Airlines

Find Deal

tors, feb 19 - sön, feb 22

12:45 pm - 6:30 amICN-SFO

10h 45mnonstop

10:30 am - 4:15 pmSFO-ICN

12h 45mnonstop

$383United Airlines

Find Deal

sön, dec 28 - lör, jan 24

6:00 pm - 11:35 amICN-SFO

10h 35mnonstop

11:45 pm - 5:40 amSFO-ICN

12h 55mnonstop

$384United Airlines

Find Deal

fre, dec 12 - sön, dec 28

8:35 pm - 11:59 pmICN-SFO

20h 24m1 stop

6:30 am - 6:35 pmSFO-ICN

19h 05m1 stop

$388Hawaiian Airlines

Find Deal

tors, feb 12 - lör, feb 21

8:35 pm - 9:41 pmICN-SFO

18h 06m1 stop

9:00 am - 6:35 pmSFO-ICN

16h 35m1 stop

$390Hawaiian Airlines

Find Deal

fre, dec 26 - tors, jan 22

5:55 pm - 6:01 pmICN-LAX

17h 06m1 stop

6:30 am - 5:10 pmLAX-ICN

17h 40m1 stop

$412Air Canada

Find Deal

fre, feb 20 - mån, mar 2

5:55 pm - 11:57 amICN-LGA

32h 02m2 stops

7:45 pm - 4:00 pmLGA-ICN

30h 15m2 stops

$429Air Canada

Find Deal

ons, jan 21 - mån, feb 16

7:15 pm - 7:05 pmICN-SEA

40h 50m2 stops

8:35 am - 4:45 pmSEA-ICN

39h 10m1 stop

$462American Airlines

Find Deal

tis, feb 3 - tors, feb 5

7:15 pm - 4:42 pmICN-SEA

38h 27m2 stops

11:47 am - 4:45 pmSEA-ICN

35h 58m2 stops

$468American Airlines

Find Deal

tis, feb 3 - tors, feb 5

Air Canada flights from Seoul to United States

Our best Air Canada deals on Seoul to United States flight tickets

Air Canada

Feb 20

ICN5:55 pmIncheon Intl

17h 06m

1 stop

LAX6:01 pmLos Angeles

Mar 2

LAX6:30 amLos Angeles

17h 40m

1 stop

ICN5:10 pmIncheon Intl

$412

Find similar

Air Canada

Feb 20

ICN5:55 pmIncheon Intl

19h 39m

1 stop

SFO8:34 pmSan Francisco

Feb 28

SFO6:00 pmSan Francisco

30h 10m

1 stop

ICN5:10 pmIncheon Intl

$415

Find similar

Air Canada

Jan 28

ICN5:55 pmIncheon Intl

41h 03m

2 stops

JFK8:58 pmNew York John F Kennedy Intl

Feb 3

JFK10:05 amNew York John F Kennedy Intl

41h 05m

2 stops

ICN5:10 pmIncheon Intl

$429

Find similar

Lufthansa flights from Seoul to United States

Our best Lufthansa deals on Seoul to United States flight tickets

Lufthansa

Mar 11

ICN11:45 amIncheon Intl

16h 26m

1 stop

LAX12:11 pmLos Angeles

Mar 14

LAX10:35 pmLos Angeles

24h 40m

1 stop

ICN3:15 pmIncheon Intl

$453

Find similar

Lufthansa

Dec 26

ICN6:00 pmIncheon Intl

26h 47m

1 stop

IAD6:47 amWashington, D.C. Dulles Intl

Jan 8

IAD10:32 pmWashington, D.C. Dulles Intl

27h 43m

2 stops

ICN4:15 pmIncheon Intl

$527

Find similar

Lufthansa

Jan 25

ICN6:00 pmIncheon Intl

21h 53m

1 stop

ONT10:53 pmOntario

Feb 9

ONT6:00 amOntario

17h 15m

1 stop

ICN4:15 pmIncheon Intl

$533

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IncheonHonolulu

ICN - HNL

ICNHNL

Incheon Intl

mån 12/22

10:50 pm-12:10 pm

Nonstop8h 20m

Honolulu

mån 12/29

2:20 pm-8:20 pm

Nonstop11h 00m

$359

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

tors 2/19

8:35 pm-5:40 am

1 stop23h 05m

Washington, D.C. Dulles Intl

sön 2/22

7:05 am-6:35 pm

1 stop21h 30m

$361

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

sön 12/28

12:45 pm-6:30 am

Nonstop10h 45m

San Francisco

lör 1/24

10:30 am-4:15 pm

Nonstop12h 45m

$383

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

fre 12/12

6:00 pm-11:35 am

Nonstop10h 35m

San Francisco

sön 12/28

11:45 pm-5:40 am

Nonstop12h 55m

$384

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

tors 2/12

8:35 pm-11:59 pm

1 stop20h 24m

San Francisco

lör 2/21

6:30 am-6:35 pm

1 stop19h 05m

$388

IncheonSan Francisco

ICN - SFO

ICNSFO

Incheon Intl

fre 12/26

8:35 pm-9:41 pm

1 stop18h 06m

San Francisco

tors 1/22

9:00 am-6:35 pm

1 stop16h 35m

$390

IncheonLos Angeles

ICN - LAX

ICNLAX

Incheon Intl

fre 2/20

5:55 pm-6:01 pm

1 stop17h 06m

Los Angeles

mån 3/2

6:30 am-5:10 pm

1 stop17h 40m

$412

IncheonNew York

ICN - LGA

ICNLGA

Incheon Intl

ons 1/21

5:55 pm-11:57 am

2 stops32h 02m

New York LaGuardia

mån 2/16

7:45 pm-4:00 pm

2 stops30h 15m

$429

IncheonSeattle

ICN - SEA

ICNSEA

Incheon Intl

tis 2/3

7:15 pm-7:05 pm

2 stops40h 50m

Seattle/Tacoma Intl

tors 2/5

8:35 am-4:45 pm

1 stop39h 10m

$462

IncheonSeattle

ICN - SEA

ICNSEA

Incheon Intl

tis 2/3

7:15 pm-4:42 pm

2 stops38h 27m

Seattle/Tacoma Intl

tors 2/5

11:47 am-4:45 pm

2 stops35h 58m

$468

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Seoul to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to United States?

In general, November is the cheapest month to fly from Seoul to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $508. If you aren’t able to travel during the month of November, then book flights to United States from Seoul during February instead. Flights to United States in February, while not as cheap as those in November, still average around $657.

What is the cheapest day to depart on your flight to United States?

According to our data, Tuesday is the cheapest day to fly to United States from Seoul. The lowest ticket price found for a Tuesday departure recently was $781. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $926. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $731. Try not to purchase tickets in the morning because they tend to be around $944. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seoul to United States flight route?

Fly from Incheon Intl to Los Angeles for the best Seoul - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $944 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Seoul for as low as $747 on momondo.

What cabin class options are available on Seoul to United States flights?

There are 4 cabin classes available to choose from on Seoul to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seoul to United States flights?

No. A direct flight is the cheapest option for a flight between Seoul to United States.

Cheap Seoul to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to United States

Best Price Found	$318
Fastest flight time	8h 10m
Direct flights	Every day
Airports in United States	1 airport

The best one-way flight to United States from Seoul in the past 72 hours is $318. The best round-trip flight deal from Seoul to United States found on momondo in the last 72 hours is $432.

The fastest flight from Seoul to United States takes 8h 10m

Direct flights go from Seoul to United States every day.

There is 1 airport near United States: Honolulu (HNL)

Search flight deals

When did momondo last update prices for flights from Seoul to United States?
Prices for flights from Seoul to United States refresh daily.
How many operators does momondo search for flights from Seoul to United States?
As of December 2025, there are 9 operators available to choose from for flights from Seoul to United States.
How old do you have to be to fly from Seoul to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Seoul to United States?
momondo data reveals that the most frequently booked plane model on the route from Seoul to United States is Boeing 787-9 Dreamliner, representing 27.06% of all bookings. The subsequent popular models are Airbus A380-800 at 15.12%, Boeing 787-10 Dreamliner at 14.37%, and Boeing 747-8 at 10.51%.

Best airlines flying from Seoul to United States

Compare and see reviews for airlines that fly from Seoul to United States with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $342	Free Cancellation	Rating 8.0 11,386 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $343	Free Cancellation	Rating 7.8 2,815 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $381	Free Cancellation	Rating 7.1 10,493 reviews	Search Air Canada flights
AIR PREMIA	PriceFrom $413	Free Cancellation	Rating 8.3 71 reviews	Search AIR PREMIA flights
United Airlines	PriceFrom $417	Free Cancellation	Rating 7.4 9,065 reviews	Search United Airlines flights
Korean Air	PriceFrom $448	Free Cancellation	Rating 8.4 1,177 reviews	Search Korean Air flights
Asiana Airlines	PriceFrom $450	Free Cancellation	Rating 8.2 490 reviews	Search Asiana Airlines flights
Delta	PriceFrom $595	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
American Airlines	PriceFrom $695	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to United States?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to United States. momondo saves you time and could save you money on your trip.

Can I find flights from Seoul to United States with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United States from Seoul with this policy.

How can momondo help me find flights from Seoul to United States?

momondo provides multiple filters to help you find the best flight to United States from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seoul to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Seoul and alert you when they change.

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We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Flights to New Yorkfrom $39

Flights to Los Angelesfrom $48

Flights to Miamifrom $47

Flights to Chicagofrom $44

Flights to Orlandofrom $41

Flights to San Franciscofrom $49

Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $41

Flights to Bostonfrom $56

Flights to Atlantafrom $37

Flights to Dallasfrom $53

Flights to Seattlefrom $59

Cheap flights from Seoul to the United States from $284

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to the United States departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seoul to the United States

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Air Canada flights from Seoul to United States

Our best Air Canada deals on Seoul to United States flight tickets

Lufthansa flights from Seoul to United States

Our best Lufthansa deals on Seoul to United States flight tickets

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Use the filters below to find and compare flights from Seoul to the United States that are best for you.

See travel insights to the United States from

How to get the cheapest flight ticket from Seoul to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

What is the cheapest day to depart on your flight to United States?

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $731. Try not to purchase tickets in the morning because they tend to be around $944. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seoul to United States flight route?

Fly from Incheon Intl to Los Angeles for the best Seoul - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on Seoul to United States flights?

There are 4 cabin classes available to choose from on Seoul to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seoul to United States flights?

No. A direct flight is the cheapest option for a flight between Seoul to United States.

What is the cheapest airline that flies from Seoul to United States?

United Airlines, AIR PREMIA, and Alaska Airlines are the most popular carriers operating from Seoul to United States

What airlines fly to United States?

How often are flights from Seoul to the United States delayed?

Historically, on average around 0% of flights between Seoul and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Seoul to the United States flights?

Generally, flights departing at night tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Seoul to United States on average per day?

50 flights are operational daily from Seoul to United States as of December 2025. The most popular departure time for this route is 9:00AM, with 49% of flights per day taking off in the evening.

How many flights depart from Seoul to United States on average per week?

As of December 2025, 352 flights take off from Seoul and land in United States each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

How long is the flight from Seoul to United States?

Cheap Seoul to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to United States

Best Price Found

Fastest flight time

Direct flights

Airports in United States

When did momondo last update prices for flights from Seoul to United States?

How many operators does momondo search for flights from Seoul to United States?

How old do you have to be to fly from Seoul to United States?

What documentation or ID do you need to fly to United States?

What is the most popular plane model from Seoul to United States?

Best airlines flying from Seoul to United States

Compare and see reviews for airlines that fly from Seoul to United States with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to United States?

Can I find flights from Seoul to United States with flexible booking policies on momondo?

How can momondo help me find flights from Seoul to United States?

I’m not ready to book a flight from Seoul to United States right now. Can momondo alert me if prices change?

An easier way to manage your United States trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo