HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Beijing

$85+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BJS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 November, booked 75 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap 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 September 15, 2025.

Round-trip from

$147
(Mytrip)

One-way from

$85
(Mytrip)

Popular in

October

Cheapest in

March

Average price

$190

Good round-trip deal

$289 or less

Good one-way deal

$89 or less
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. 10% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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

Find 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 September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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.
Thu 10/2310:15 pmICN - PEK
1 stop11h 35mShandong Airlines
Mon 10/2710:25 amPEK - ICN
1 stop6h 45mShandong Airlines
Deal found 9/14$147
This Trip.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/1010:15 pmICN - PEK
1 stop16h 45mShandong Airlines
Sun 10/199:55 amPEK - ICN
1 stop10h 20mShandong Airlines
Deal found 9/15$153
This Trip.com deal was found by Cheapflights users on 9/14. 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.
Sat 10/1110:15 pmICN - PEK
1 stop16h 45mShandong Airlines
Sat 10/1810:30 pmPEK - ICN
1 stop21h 45mShandong Airlines
Deal found 9/14$154
This Trip.com deal was found by Cheapflights users on 9/13. 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.
Wed 10/292:00 pmICN - PEK
1 stop7h 20mShandong Airlines
Wed 11/510:25 amPEK - ICN
1 stop6h 45mShandong Airlines
Deal found 9/13$155
This Trip.com deal was found by Cheapflights users on 9/13. 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.
Sat 11/152:00 pmICN - PEK
1 stop7h 20mShandong Airlines
Sat 11/2210:25 amPEK - ICN
1 stop6h 45mShandong Airlines
Deal found 9/13$156
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:15 pmICN - PEK
1 stop11h 35mShandong Airlines
Thu 10/239:55 amPEK - ICN
1 stop10h 20mShandong Airlines
Deal found 9/15$158
This Jetabroad deal was found by Cheapflights users on 9/14. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:15 pmICN - PEK
1 stop11h 35mShandong Airlines
Sun 9/289:50 amPEK - ICN
1 stop9h 55mShandong Airlines
Deal found 9/14$159
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/253:30 pmICN - PEK
1 stop19h 10mShandong Airlines
Tue 10/2810:25 amPEK - ICN
1 stop9h 45mShandong Airlines
Deal found 9/15$160
This Shandong Airlines deal was found by Cheapflights users on 9/15. 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 Shandong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:15 pmICN - PEK
1 stop23h 50mShandong Airlines
Fri 9/1910:30 pmPEK - ICN
1 stop21h 45mShandong Airlines
Deal found 9/15$169
This Shandong Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 9/2310:15 pmICN - PEK
1 stop11h 35mShandong Airlines
Sun 9/289:50 amPEK - ICN
1 stop11h 05mShandong Airlines
Deal found 9/14$170
This Shandong Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 12/3112:20 pmICN - PEK
1 stop9h 00mShandong Airlines
Fri 1/99:25 pmPEK - ICN
1 stop12h 55mShandong Airlines
Deal found 9/14$171
This Shandong Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 9/2712:15 pmICN - PEK
1 stop8h 15mShandong Airlines
Sun 9/289:50 amPEK - ICN
1 stop9h 55mShandong Airlines
Deal found 9/14$174

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 September 15, 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

Sat 12/6

9:45 pm-10:00 pm

1 stop25h 15m

Beijing Capital

Mon 12/8

9:00 pm-8:45 pm

1 stop22h 45m

$169

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 9/27

10:15 pm-8:50 am

1 stop11h 35m

Beijing Capital

Mon 9/29

9:50 am-8:45 pm

1 stop9h 55m

$170

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Fri 9/26

10:15 pm-8:50 am

1 stop11h 35m

Beijing Capital

Mon 9/29

9:50 am-3:45 pm

1 stop4h 55m

$170

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Fri 9/26

10:15 pm-8:50 am

1 stop11h 35m

Beijing Capital

Tue 9/30

9:50 am-3:45 pm

1 stop4h 55m

$170

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 9/25

12:15 pm-7:30 pm

1 stop8h 15m

Beijing Capital

Fri 9/26

9:50 am-8:45 pm

1 stop9h 55m

$171

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 1/3

12:20 pm-8:20 pm

1 stop9h 00m

Beijing Capital

Mon 1/12

10:25 am-9:10 pm

1 stop9h 45m

$171

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 1/3

3:25 pm-8:20 pm

1 stop5h 55m

Beijing Capital

Sun 1/11

10:25 am-9:10 pm

1 stop9h 45m

$171

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Thu 9/25

12:15 pm-8:45 am

1 stop21h 30m

Beijing Capital

Tue 9/30

9:50 am-3:45 pm

1 stop4h 55m

$171

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sat 9/27

12:15 pm-7:30 pm

1 stop8h 15m

Beijing Capital

Sun 9/28

9:50 am-8:45 pm

1 stop9h 55m

$174

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Tue 9/30

2:25 pm-3:25 pm

Nonstop2h 00m

Beijing Capital

Tue 10/14

10:00 am-1:05 pm

Nonstop2h 05m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 44 results
1
2
3
...
5

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 September 12, 2025.

The best time to book flights from Seoul to Beijing is 75 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, April is the cheapest month in which you can book a flight from Seoul to Beijing (average of $1,198). Flying from Seoul to Beijing in June is currently the most expensive (average of $1,771). 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 September 15, 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 44% versus a flight in the afternoon.

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 September 15, 2025.

The most flights from SEL to BJS are scheduled on a Monday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (23 on average).

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 September 15, 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
1,139 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

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
1,139 reviews
Korean Air
8.4
Very good
1,139 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

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
479 reviews
Korean Air
8.4
Very good
1,139 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

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
110 reviews
Korean Air
8.4
Very good
1,139 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

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
99 reviews
Korean Air
8.4
Very good
1,139 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Entertainment

8.2

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 $180, Shandong Airlines can have you in Beijing from Seoul in 2h. The distance from Seoul to Beijing is about 576 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 Air China. Our recent data shows that you can find tickets from as low as $125 on this airline. Additional options worth looking into are Korean Air and Asiana Airlines, starting at $131 and $147 round-trip. These flights start at 30% 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 Shandong Airlines, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from Asiana Airlines and Air China, 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 (87%), Korean Air (87%), Shandong Airlines (61%).

  • What are the cheapest flights from Seoul to Beijing?

    Looking at all options, your cheapest flight can be booked for $89. While the most popular route (Incheon Intl - Beijing Capital) can be booked for $168 on average, our data indicates $782 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, April is the cheapest month in which you can book a flight from Seoul to Beijing (average of $1,198). Flying from Seoul to Beijing in June is currently the most expensive (average of $1,771). 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 3 airlines flying from Seoul to Beijing

Discover the top 3 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$125Average$180FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$131Average$260FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$147Average$188FlexibilityNo cancel feeOn-time76%

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.