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$105+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — BJS
Sep 15 — Sep 221
Tue 9/15
Tue 9/22
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Beijing are usually found in November or March, booked 55 days in advance, depart on a Monday 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 August 16, 2026.

This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:10 am -
Nonstop2h 20m
Sat 12/126:50 pm -
Nonstop2h 05m
Deal found 8/13$191
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Thu 10/11:05 pm -
Nonstop2h 05m
Thu 10/87:15 pm -
Nonstop1h 45m
Deal found 8/16$204
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:45 pm -
Nonstop2h 20m
Sun 9/2011:20 am -
Nonstop2h 00m
Deal found 8/13$208
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:50 pm -
Nonstop2h 25m
Mon 10/1911:20 am -
Nonstop2h 00m
Deal found 8/13$209
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:45 pm -
Nonstop2h 20m
Sat 9/127:00 pm -
Nonstop2h 00m
Deal found 8/13$212
This Air China deal was found by Cheapflights users on 8/14. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:10 am -
Nonstop2h 20m
Tue 12/228:45 am -
Nonstop1h 55m
Deal found 8/14$216
This Air China deal was found by Cheapflights users on 8/13. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:10 am -
Nonstop2h 20m
Fri 10/301:25 pm -
Nonstop2h 10m
Deal found 8/13$217
This FlightHub deal was found by Cheapflights users on 8/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/121:10 pm -
Nonstop2h 00m
Sat 12/127:05 pm -
1 stop17h 05m
Deal found 8/16$219
This Mytrip deal was found by Cheapflights users on 8/12. 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 11/1811:10 am -
Nonstop2h 20m
Wed 11/186:50 pm -
Nonstop2h 05m
Deal found 8/12$223
This oojo deal was found by Cheapflights users on 8/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:05 pm -
Nonstop2h 05m
Fri 10/2311:20 am -
Nonstop2h 00m
Deal found 8/13$224
This Air China deal was found by Cheapflights users on 8/13. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:25 pm -
Nonstop2h 35m
Mon 8/3110:00 am -
Nonstop2h 05m
Deal found 8/13$240
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:25 pm -
Nonstop2h 20m
Sun 9/209:55 am -
Nonstop2h 10m
Deal found 8/13$250

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 August 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(oojo)

One-way from

$105
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$259

Good round-trip deal

$256 or less

Good one-way deal

$141 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. 18% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 August 16, 2026.
Use the filters below to find and compare flights from Seoul to Beijing that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IncheonBeijing

ICN Incheon Intl - PEK Beijing Capital

ICNPEK

Incheon Intl

Fri 12/18

11:10 am-12:30 pm

Nonstop2h 20m

Beijing Capital

Sun 12/20

8:45 am-11:40 am

Nonstop1h 55m

$191

IncheonBeijing

ICN Incheon Intl - PEK Beijing Capital

ICNPEK

Incheon Intl

Thu 10/1

10:55 pm-8:45 am

1 stop10h 50m

Beijing Capital

Thu 10/8

9:15 pm-11:15 am

1 stop13h 00m

$255

IncheonBeijing

ICN Incheon Intl - PEK Beijing Capital

ICNPEK

Incheon Intl

Wed 9/2

2:00 pm-7:30 pm

1 stop6h 30m

Beijing Capital

Mon 9/7

9:50 am-3:45 pm

1 stop4h 55m

$269

IncheonBeijing

ICN Incheon Intl - PEK Beijing Capital

ICNPEK

Incheon Intl

Sun 9/6

4:45 pm-8:45 am

1 stop17h 00m

Beijing Capital

Sat 9/12

9:15 pm-2:30 pm

1 stop16h 15m

$270

SeoulBeijing

GMP Seoul Gimpo Intl - PEK Beijing Capital

GMPPEK

Seoul Gimpo Intl

Thu 10/1

5:35 pm-12:05 am

1 stop7h 30m

Beijing Capital

Thu 10/8

10:00 am-1:05 pm

Nonstop2h 05m

$274

IncheonBeijing

ICN Incheon Intl - PEK Beijing Capital

ICNPEK

Incheon Intl

Fri 12/18

12:20 pm-9:40 am

1 stop22h 20m

Beijing Capital

Sun 12/20

10:25 am-7:20 pm

1 stop7h 55m

$279

SeoulBeijing

GMP Seoul Gimpo Intl - PEK Beijing Capital

GMPPEK

Seoul Gimpo Intl

Wed 9/16

2:00 pm-12:05 am

1 stop11h 05m

Beijing Capital

Mon 9/21

11:45 am-3:00 pm

Nonstop2h 15m

$300

SeoulBeijing

GMP Seoul Gimpo Intl - PEK Beijing Capital

GMPPEK

Seoul Gimpo Intl

Fri 9/11

9:05 am-10:25 am

Nonstop2h 20m

Beijing Capital

Sat 9/19

3:10 am-1:20 pm

1 stop9h 10m

$305

SeoulBeijing

GMP Seoul Gimpo Intl - PEK Beijing Capital

GMPPEK

Seoul Gimpo Intl

Wed 9/2

4:45 pm-1:10 am

1 stop9h 25m

Beijing Capital

Wed 9/9

2:40 am-11:20 am

1 stop7h 40m

$311

SeoulBeijing

GMP Seoul Gimpo Intl - PEK Beijing Capital

GMPPEK

Seoul Gimpo Intl

Tue 9/15

10:30 am-12:05 am

1 stop14h 35m

Beijing Capital

Sun 9/20

3:10 am-4:55 pm

1 stop12h 45m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 37 resultsSorted by cheapest first
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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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Beijing flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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 $174). Flying from Seoul to Beijing in June is currently the most expensive (average of $286). 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 August 16, 2026.

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 28% 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 August 16, 2026.

The most flights from SEL to BJS are scheduled on a Friday (32 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (20 on average).

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

Airfare is below average for this route at the moment.
Seoul to Beijing flights typically cost between $231 and $302 in December.
The cheapest round-trip price found within the last 5 days was $191 on Air China (Dec 5-Dec 12).

How often are flights from Seoul to Beijing delayed?

About 12% of weekly flights between Seoul and Beijing have experienced delays in the past year, with the average delay time being 92 minutes.

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

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning 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 Friday 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 5% of flights being delayed.

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

The best time to book flights from Seoul to Beijing is 55 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 day to fly from Seoul to Beijing?

Use this chart to determine the cheapest time to fly round-trip from Seoul to Beijing. Price data was last updated on August 15, 2026.

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

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 August 16, 2026.
Read through reviews of airlines operating flights from Seoul to Beijing, such as Air China. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air China
7.4
Good
160 reviews

Food

7.2

Boarding

7.8

Overall

7.4

Entertainment

6.5

Comfort

7.2

Crew

8.0

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.
Air China
7.4
Good
160 reviews
Air China
7.4
Good
160 reviews

Food

7.2

Boarding

7.8

Overall

7.4

Entertainment

6.5

Comfort

7.2

Crew

8.0

Reviews

1 / 7
2.0
Mediocre

guoliang,May 2026

PEK - LAX

Kayak does not have service in china thus no reminder email or even access to the kayak account to see the itinerary.. missed the flight.. also air china app requires a local phone number to register.. yep.. they consider themself international airliner but does not allow anyone outside china to use the app.

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 $191, Air China can have you in Beijing from Seoul in 2h 20m. 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 $91 on this airline. An additional option worth looking into is Air China, starting at $155. These flights start at 60% 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 $78. However, be on the lookout for offers from Air China 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 (94%), Korean Air (94%), Shandong Airlines (71%).

  • What are the cheapest flights from Seoul to Beijing?

    Looking at all options, your cheapest flight can be booked for $134. While the most popular route (Incheon Intl - Beijing Capital) can be booked for $223 on average, our data indicates $967 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 $174). Flying from Seoul to Beijing in June is currently the most expensive (average of $286). 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 August 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$91Average$196FlexibilityNo cancel feeOn-time76%
Air ChinaCheapest$155Average$216FlexibilityNo cancel feeOn-time67%

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