HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Beijing

$83+ Cheap flights from Seoul (SEL) to Beijing, China (BJS)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BJS
Jan 24 — Jan 311
Sat 1/24
Sat 1/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seoul to Beijing with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seoul to Beijing are usually found in March or April, booked 61 days in advance, depart on a Wednesday or Thursday and return on a Friday

Cheap flight deals from Seoul to Beijing

Cheapest flights from Seoul to Beijing
Explore the most affordable flight options available from Seoul to Beijing. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

This oojo deal was found by Cheapflights users on 12/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:20 pmICN - PEK
1 stop22h 20mAir China
Mon 12/298:45 amPEK - ICN
Nonstop1h 55mAir China
Deal found 12/23$219
This Asiana Airlines deal was found by Cheapflights users on 12/23. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:20 amICN - PEK
Nonstop2h 25mAsiana Airlines
Fri 1/233:35 pmPEK - ICN
Nonstop2h 00mAsiana Airlines
Deal found 12/23$246
This Shandong Airlines deal was found by Cheapflights users on 12/23. 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 Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:45 pmICN - PEK
1 stop12h 20mShandong Airlines
Fri 1/239:00 pmPEK - ICN
1 stop22h 45mShandong Airlines
Deal found 12/23$258
This oojo deal was found by Cheapflights users on 12/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:20 pmICN - PEK
1 stop6h 40mAir China
Sun 1/258:45 amPEK - ICN
Nonstop1h 55mAir China
Deal found 12/25$265
This Asiana Airlines deal was found by Cheapflights users on 12/22. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:50 pmICN - PEK
Nonstop2h 20mAsiana Airlines
Sat 1/310:50 amPEK - ICN
Nonstop2h 00mAsiana Airlines
Deal found 12/22$279
This Mytrip deal was found by Cheapflights users on 12/24. 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.
Mon 12/291:10 pmICN - PEK
Nonstop2h 00mAir China
Fri 1/2310:30 amPEK - ICN
Nonstop1h 50mAir China
Deal found 12/24$294
This Trip.com deal was found by Cheapflights users on 12/23. 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.
Mon 12/298:50 amGMP - PEK
Nonstop1h 55mAsiana Airlines
Fri 1/2310:55 amPEK - GMP
Nonstop2h 15mAsiana Airlines
Deal found 12/23$300
This Asiana Airlines deal was found by Cheapflights users on 12/23. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:50 amGMP - PEK
Nonstop1h 55mAsiana Airlines
Tue 12/3010:55 amPEK - GMP
Nonstop2h 15mAsiana Airlines
Deal found 12/23$340
This Korean Air deal was found by Cheapflights users on 12/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:00 amGMP - PEK
Nonstop2h 25mKorean Air
Sun 1/410:50 amPEK - GMP
1 stop20h 25mKorean Air
Deal found 12/23$383
This Korean Air deal was found by Cheapflights users on 12/25. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:00 amGMP - PEK
Nonstop2h 25mKorean Air
Sun 1/2511:45 amPEK - GMP
Nonstop2h 00mKorean Air
Deal found 12/25$385
This Air China deal was found by Cheapflights users on 12/23. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:25 pmGMP - PEK
Nonstop2h 15mAir China
Mon 12/2910:00 amPEK - GMP
Nonstop2h 05mAir China
Deal found 12/23$391
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:25 pmGMP - PEK
Nonstop2h 15mAir China
Fri 1/239:55 amPEK - GMP
Nonstop2h 10mAir China
Deal found 12/24$408

Find flight deals from Seoul to Beijing

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Beijing (BJS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 25, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$147
(Trip.com)

One-way from

$83
(oojo)

Popular in

October

Cheapest in

March

Average price

$175

Good round-trip deal

$374 or less

Good one-way deal

$92 or less
Provider with most accurate pricing for Seoul (SEL)-Beijing (BJS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Beijing (BJS) flights.
Search Deals
From Seoul (SEL) to Beijing (BJS)
Search Deals
One-way flight from Seoul (SEL) to Beijing (BJS)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Beijing (BJS).
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Beijing (BJS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul to Beijing 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 25, 2025.
Use the filters below to find and compare flights from Seoul to Beijing that are best for you.

Fly from

Seoul

Fly to

Beijing

Route

Depart

Return

Price

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 1/15

9:45 pm-9:05 am

1 stop12h 20m

Beijing Capital

Sun 1/18

10:05 am-8:45 pm

1 stop9h 40m

$167

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 3/5

12:20 pm-9:40 am

1 stop22h 20m

Beijing Capital

Sat 3/7

9:25 pm-2:25 pm

1 stop16h 00m

$171

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 1/15

2:00 pm-8:20 pm

1 stop7h 20m

Beijing Capital

Tue 1/20

10:25 am-6:10 pm

1 stop6h 45m

$172

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 1/17

3:25 pm-8:20 pm

1 stop5h 55m

Beijing Capital

Thu 1/22

10:25 am-6:10 pm

1 stop6h 45m

$176

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 1/17

8:20 am-9:45 am

Nonstop2h 25m

Beijing Capital

Thu 1/22

10:50 am-1:50 pm

Nonstop2h 00m

$178

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 1/31

1:10 pm-2:10 pm

Nonstop2h 00m

Beijing Capital

Mon 2/2

8:45 am-11:40 am

Nonstop1h 55m

$181

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 1/22

8:20 am-9:45 am

Nonstop2h 25m

Beijing Capital

Thu 1/29

8:45 am-11:40 am

Nonstop1h 55m

$182

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Sun 2/8

8:50 am-9:45 am

Nonstop1h 55m

Beijing Capital

Fri 2/27

10:55 am-2:10 pm

Nonstop2h 15m

$189

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Tue 5/26

8:15 am-9:40 am

Nonstop2h 25m

Beijing Capital

Fri 5/29

1:30 am-4:40 am

Nonstop2h 10m

$190

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Fri 1/16

9:00 am-10:25 am

Nonstop2h 25m

Beijing Capital

Wed 1/21

11:45 am-2:45 pm

Nonstop2h 00m

$190

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 42 results
1
2
3
...
5

Compare providers for flights from Seoul to Beijing

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Beijing in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Beijing flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Seoul-Beijing flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Seoul-Beijing flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Beijing flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Beijing flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Beijing

Have a flexible travel schedule? Discover the best time to fly to Beijing from Seoul 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 Seoul to Beijing

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

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Beijing. Price data was last updated on December 19, 2025.

The best time to book flights from Seoul to Beijing is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Seoul to Beijing (average of $101). Flying from Seoul to Beijing in August is currently the most expensive (average of $152). 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 SEL to BJS?

Find hourly flight availability from Seoul to Beijing. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 25, 2025.

When flying from Seoul to Beijing, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 59% versus a flight at noon.

Weekly flight availability from Seoul to Beijing

Explore weekly flight availability from Seoul to Beijing. 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 25, 2025.

The most flights from SEL to BJS are scheduled on a Wednesday (26 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 on average).

How often are flights from Seoul to Beijing delayed?

About 8% of weekly flights between Seoul and Beijing have experienced delays in the past year, with the average delay time being 108 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Sunday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seoul to Beijing flights?

Over the last year, Korean Air have had the lowest number of delays on this route, with just 4% of flights being delayed.

Reviews of airlines servicing Beijing

Get insights into the airlines that provide service to Beijing. 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 Beijing. Reviews last updated December 25, 2025.
Read through reviews of airlines operating flights from Seoul to Beijing, such as Korean Air, Asiana Airlines, and China Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,185 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very good
500 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
China Southern
7.5
Good
123 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air China
7.2
Good
132 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Comfort

8.3

Food

8.1

Entertainment

8.2

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

  • How long is the flight from Seoul to Beijing?

    For as low as $178, Shandong Airlines can have you in Beijing from Seoul in 2h 25m. The distance from Seoul to Beijing is about 561 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 flying from Seoul to Beijing round-trip?

    Our cheapest airline available from Seoul to Beijing is Asiana Airlines. Our recent data shows that you can find tickets from as low as $109 on this airline. An additional option worth looking into is Air China, starting at $147. These flights start at 42% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is China Southern, with whom users have recently found tickets for as low as $67. However, be on the lookout for offers from Asiana Airlines and Korean Air, as they are both options that can get you from Seoul to Beijing for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seoul to Beijing on time: XiamenAir (90%), Korean Air (83%), Air China (75%).

  • What are the cheapest flights from Seoul to Beijing?

    Looking at all options, your cheapest flight can be booked for $79. While the most popular route (Incheon Intl - Beijing Capital) can be booked for $146 on average, our data indicates $358 when flying from Seoul to Beijing.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seoul to Beijing 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 Seoul to Beijing?

    Currently, November is the cheapest month in which you can book a flight from Seoul to Beijing (average of $101). Flying from Seoul to Beijing in August is currently the most expensive (average of $152). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seoul to Beijing

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Capital flights

Top 2 airlines flying from Seoul to Beijing

Discover the top 2 airlines that operate flights from Seoul to Beijing. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$143Average$189FlexibilityNo cancel feeOn-time76%
Air ChinaCheapest$147Average$202FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.