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$399+ Cheap flights from Riverside, CA to Seoul (SEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Seoul are usually found in February or April, booked 29 days in advance, depart on a Sunday or Monday and return on a Sunday

Cheap flight deals from Riverside to Seoul

Cheapest flights from Riverside to Seoul
Explore the most affordable flight options available from Riverside to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Trip.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Wed 3/48:10 amICN - LAX
1 stop16h 25mMultiple Airlines
Deal found 12/17$823
This CrystalTravel deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:30 pmLAX - ICN
Nonstop13h 40mAIR PREMIA
Thu 1/151:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/16$864
This Trip.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sat 1/316:55 pmICN - LAX
2 stops31h 57mMultiple Airlines
Deal found 12/17$868
This CrystalTravel deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:50 amLAX - ICN
Nonstop13h 30mAIR PREMIA
Sun 1/181:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/16$870
This Vliegwinkel deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mAIR PREMIA
Mon 1/1210:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/17$879
This Mytrip deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:30 amLAX - ICN
2 stops30h 25mChina Eastern
Tue 1/138:55 amICN - LAX
1 stop17h 10mChina Eastern
Deal found 12/16$886
This CrystalTravel deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:30 amLAX - ICN
2 stops31h 45mChina Eastern
Wed 3/48:55 amICN - LAX
1 stop17h 10mChina Eastern
Deal found 12/17$888
This Vliegwinkel deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:30 pmLAX - ICN
Nonstop13h 40mAIR PREMIA
Wed 1/141:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/16$891
This Orbitz deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sat 1/178:35 pmICN - LAX
1 stop18h 01mMultiple Airlines
Deal found 12/15$897
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:30 pmLAX - ICN
Nonstop13h 40mMultiple Airlines
Mon 1/196:55 pmICN - LAX
1 stop19h 02mMultiple Airlines
Deal found 12/16$900
This Trip.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sun 4/261:30 pmICN - LAX
1 stop22h 30mMultiple Airlines
Deal found 12/15$901
This Booking.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:30 amLAX - GMP
1 stop30h 30mChina Eastern
Thu 1/158:50 pmGMP - LAX
1 stop29h 15mChina Eastern
Deal found 12/16$1,090

Find flight deals from Riverside to Seoul

Keep the following information in mind while searching for Riverside to Seoul flight deals. Data was last updated December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$570
(CrystalTravel)

One-way from

$399
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,233
Provider with most accurate pricing for Los Angeles-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Seoul (SEL) flights.
Search Deals
From Riverside to Seoul (SEL)
Search Deals
One-way flight from Riverside to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Riverside to Seoul that are best for you.

Fly from

Riverside

Fly to

Seoul

Route

Depart

Return

Price

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Thu 2/19

10:55 am-1:55 pm

1 stop34h 00m

Incheon Intl

Thu 2/26

1:45 pm-4:20 pm

1 stop19h 35m

$889

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Tue 3/24

10:15 pm-9:25 pm

1 stop31h 10m

Incheon Intl

Sun 4/12

10:10 am-10:05 pm

1 stop27h 55m

$889

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 4/13

11:00 pm-5:20 am

Nonstop14h 20m

Incheon Intl

Sun 4/19

10:00 pm-5:10 pm

Nonstop11h 10m

$891

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Wed 4/15

11:00 pm-5:20 am

Nonstop14h 20m

Incheon Intl

Mon 4/27

12:45 pm-8:20 am

Nonstop11h 35m

$891

Los AngelesSeoul

LAX - GMP

LAXGMP

Los Angeles

Sun 1/18

1:20 pm-1:05 pm

1 stop30h 45m

Seoul Gimpo Intl

Fri 1/23

2:25 pm-7:00 pm

1 stop21h 35m

$913

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Tue 4/14

10:50 am-3:45 pm

Nonstop12h 55m

Incheon Intl

Mon 4/20

12:45 pm-8:20 am

Nonstop11h 35m

$936

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Fri 3/20

10:15 pm-6:35 pm

1 stop28h 20m

Incheon Intl

Sun 4/12

10:10 am-10:05 pm

1 stop27h 55m

$939

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Thu 1/29

9:50 am-4:20 pm

Nonstop13h 30m

Incheon Intl

Sat 1/31

1:20 pm-7:20 am

Nonstop11h 00m

$941

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Fri 4/10

11:00 pm-5:20 am

Nonstop14h 20m

Incheon Intl

Thu 4/23

12:45 pm-8:20 am

Nonstop11h 35m

$944

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Wed 1/7

7:55 pm-6:35 pm

2 stops29h 40m

Incheon Intl

Fri 1/30

8:35 pm-9:02 am

2 stops29h 27m

$966

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 44 results
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Best time to book a flight from Riverside to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Riverside with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Riverside to Seoul

How far ahead should I book a flight from Riverside to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Seoul. Price data was last updated on December 12, 2025.

The price you pay for your flight from Riverside to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Riverside to Seoul?

Currently, February is the cheapest month in which you can book a flight from Riverside to Seoul (average of $354). Flying from Riverside to Seoul in June is currently the most expensive (average of $531). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from R1V to SEL?

Find hourly flight availability from Riverside to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 28% on flights from Riverside to Seoul by exploring options for tickets in the evening.

What is the cheapest day to fly from Riverside to Seoul?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Seoul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Riverside to Seoul flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Riverside to Seoul

Explore weekly flight availability from Riverside to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.

The most flights from R1V to SEL are scheduled on a Monday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (14 on average).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated December 18, 2025.
See what other customers who have flown with Korean Air, AIR PREMIA, and Asiana Airlines from Riverside to Seoul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
AIR PREMIA
8.3
Very good
72 reviews
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
493 reviews
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
1,095 reviews
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,534 reviews
Korean Air
8.4
Very good
1,186 reviews

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Riverside to Seoul flight route?

    Flights from Riverside to Seoul have been viewed 1,017 times in the past calendar month.

  • How long is the flight from Riverside to Seoul?

    Airlines like Cathay Pacific, AIR PREMIA, and Air China fly from Riverside to Seoul in about 14h 20m. The time it takes to get you to your destination can typically vary by up to 19h 40m. The distance from Riverside to Seoul is about 5978 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Riverside to Seoul one-way?

    For one-way options, check prices for Air China. According to our data, you can fly for as low as $110. Users have also found prices from $158 and $315 on Hawaiian Airlines and XiamenAir, respectively.

  • What are the most reliable airlines from Riverside to Seoul?

    No one likes to see their flight delayed. When booking a flight from Riverside to Seoul consider choosing Atlas Air (100%), LATAM Airlines (83%) or Delta (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Riverside to Seoul?

    The cheapest flight price from Riverside to Seoul is $262. On average you can expect to pay $1,291. The most popular route, (Los Angeles - Incheon Intl), can usually be booked for $588.

  • Can I find deals for flights from Riverside to Seoul that include hotel bookings?

    Yes. In addition to deals on Riverside to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Seoul.

  • Can I find deals for business class flights from Riverside to Seoul?

    Yes. Cheapflights offers flight deals from Riverside to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Riverside to Seoul?

    Currently, February is the cheapest month in which you can book a flight from Riverside to Seoul (average of $354). Flying from Riverside to Seoul in June is currently the most expensive (average of $531). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Riverside to Seoul

Discover the top 10 airlines that operate flights from Riverside to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
XiamenAirCheapest$347Average$615FlexibilityNo cancel feeOn-time49%
Philippine AirlinesCheapest$372Average$757FlexibilityNo cancel feeOn-time60%
AIR PREMIACheapest$396Average$968FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$413Average$1,476FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$478Average$703FlexibilityNo cancel feeOn-time85%
WestJetCheapest$549Average$996FlexibilityNo cancel feeOn-time60%
China SouthernCheapest$578Average$611FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$599Average$686FlexibilityNo cancel feeOn-time67%
China EasternCheapest$643Average$707FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$660Average$909FlexibilityNo cancel feeOn-time67%

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