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$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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BJS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Beijing are usually found in November or March, booked 75 days in advance, depart on a Saturday or Friday 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 July 31, 2025.

Round-trip from

$164
(Trip.com)

One-way from

$85
(Booking.com)

Popular in

August

Cheapest in

November

Average price

$195

Good round-trip deal

$187 or less

Good one-way deal

$103 or less
From Seoul (SEL) to Beijing (BJS)
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One-way flight from Seoul (SEL) to Beijing (BJS)
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Highest demand for flights based on searches. 11% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Beijing (BJS).
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Price to beat on a one-way flight from Seoul (SEL) to Beijing (BJS).
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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 July 31, 2025.

This Trip.com deal was found by Cheapflights users on 7/31. 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 10/151:05 pmICN - PEK
Nonstop2h 05mAir China
Sun 10/191:25 pmPEK - ICN
Nonstop2h 10mAir China
Deal found 7/31$164
This Trip.com deal was found by Cheapflights users on 7/31. 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 10/1512:50 pmICN - PEK
Nonstop2h 10mMultiple Airlines
Sun 10/199:15 pmPEK - ICN
1 stop14h 35mMultiple Airlines
Deal found 7/31$170
This Mytrip deal was found by Cheapflights users on 7/30. 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 9/37:50 amICN - PEK
1 stop11h 50mAir Macau
Sun 9/77:40 pmPEK - ICN
1 stop16h 35mAir Macau
Deal found 7/30$174
This oojo deal was found by Cheapflights users on 7/31. 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 10/178:15 amICN - PEK
Nonstop2h 25mKorean Air
Fri 10/241:30 pmPEK - ICN
Nonstop2h 00mKorean Air
Deal found 7/31$178
This oojo deal was found by Cheapflights users on 7/31. 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 10/179:05 amGMP - PEK
Nonstop2h 20mKorean Air
Fri 10/2411:45 amPEK - GMP
Nonstop2h 15mKorean Air
Deal found 7/31$178
This Mytrip deal was found by Cheapflights users on 7/30. 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 9/38:20 amICN - PEK
Nonstop2h 10mAsiana Airlines
Sun 9/73:30 pmPEK - ICN
Nonstop2h 00mAsiana Airlines
Deal found 7/30$183
This Trip.com deal was found by Cheapflights users on 7/31. 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 8/308:35 amGMP - PEK
Nonstop2h 15mAsiana Airlines
Sat 9/611:10 amPEK - GMP
Nonstop1h 50mAsiana Airlines
Deal found 7/31$183
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Sun 8/2410:15 pmICN - PEK
1 stop11h 35mShandong Airlines
Fri 8/299:55 amPEK - ICN
1 stop10h 20mShandong Airlines
Deal found 7/30$246
This Mytrip deal was found by Cheapflights users on 7/30. 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 8/206:55 pmGMP - PEK
1 stop6h 10mMultiple Airlines
Wed 8/203:10 amPEK - GMP
1 stop5h 25mMultiple Airlines
Deal found 7/30$247
This Jeju Air deal was found by Cheapflights users on 7/31. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:15 pmGMP - PEK
1 stop7h 55mJeju Air
Fri 9/192:40 amPEK - GMP
1 stop7h 15mJeju Air
Deal found 7/31$252
This oojo deal was found by Cheapflights users on 7/30. 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.
Sun 8/172:25 pmGMP - PEK
Nonstop2h 00mAir China
Wed 8/2710:00 amPEK - GMP
Nonstop2h 05mAir China
Deal found 7/30$300
This Mytrip deal was found by Cheapflights users on 7/30. 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 8/2012:00 pmGMP - PEK
1 stop7h 15mChina Eastern
Thu 8/2111:00 amPEK - GMP
1 stop7h 50mChina Eastern
Deal found 7/30$305

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 July 31, 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

Wed 10/15

1:05 pm-2:10 pm

Nonstop2h 05m

Beijing Capital

Sun 10/19

1:25 pm-4:35 pm

Nonstop2h 10m

$164

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Wed 10/15

12:50 pm-2:00 pm

Nonstop2h 10m

Beijing Capital

Sun 10/19

9:15 pm-12:50 pm

1 stop14h 35m

$170

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Wed 9/3

7:50 am-6:40 pm

1 stop11h 50m

Beijing Capital

Sun 9/7

7:40 pm-1:15 pm

1 stop16h 35m

$174

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Fri 10/17

8:15 am-9:40 am

Nonstop2h 25m

Beijing Capital

Fri 10/24

1:30 pm-4:30 pm

Nonstop2h 00m

$178

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Fri 10/17

9:05 am-10:25 am

Nonstop2h 20m

Beijing Capital

Fri 10/24

11:45 am-3:00 pm

Nonstop2h 15m

$178

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Wed 9/3

8:20 am-9:30 am

Nonstop2h 10m

Beijing Capital

Sun 9/7

3:30 pm-6:30 pm

Nonstop2h 00m

$183

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Sat 8/30

8:35 am-9:50 am

Nonstop2h 15m

Beijing Capital

Sat 9/6

11:10 am-2:00 pm

Nonstop1h 50m

$183

IncheonBeijing

ICN - PEK

ICNPEK

Incheon Intl

Sun 8/24

10:15 pm-8:50 am

1 stop11h 35m

Beijing Capital

Fri 8/29

9:55 am-9:15 pm

1 stop10h 20m

$246

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Wed 8/20

6:55 pm-12:05 am

1 stop6h 10m

Beijing Capital

Wed 8/20

3:10 am-9:35 am

1 stop5h 25m

$247

SeoulBeijing

GMP - PEK

GMPPEK

Seoul Gimpo Intl

Wed 9/17

6:15 pm-1:10 am

1 stop7h 55m

Beijing Capital

Fri 9/19

2:40 am-10:55 am

1 stop7h 15m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 26 results
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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 July 25, 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, September is the cheapest month in which you can book a flight from Seoul to Beijing (average of $1,199). Flying from Seoul to Beijing in June is currently the most expensive (average of $1,780). 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 July 31, 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 July 31, 2025.

The most flights from SEL to BJS are scheduled on a Wednesday (29 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (23 on average).

How much does it cost to fly round-trip from Seoul to Beijing?

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 July 31, 2025.
Read through reviews of airlines operating flights from Seoul to Beijing, such as Korean Air, China Airlines, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,121 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
China Airlines
8.3
Very good
754 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very good
468 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Air China
7.3
Good
93 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

  • 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 $164 on this airline. Additional options worth looking into are Air Macau and Korean Air, starting at $174 and $178 round-trip. These flights start at 3% 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 Asiana Airlines, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from Korean Air 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 (84%), Korean Air (84%), Shandong Airlines (76%).

  • What are the cheapest flights from Seoul to Beijing?

    Looking at all options, your cheapest flight can be booked for $92. While the most popular route (Incheon Intl - Beijing Capital) can be booked for $178 on average our data indicates $1,720 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, September is the cheapest month in which you can book a flight from Seoul to Beijing (average of $1,199). Flying from Seoul to Beijing in June is currently the most expensive (average of $1,780). 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$125Average$190FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$131Average$260FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$147Average$188FlexibilityNo cancel feeOn-time76%

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