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$352+ Cheap flights from Seattle (SEA) to Capital, China (PEK)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PEK
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Beijing Capital are usually found in January or November, booked 15 days in advance, depart on a Thursday or Sunday and return on a Monday

Cheap flight deals from Seattle to Capital

Cheapest flights from Seattle to Capital
Explore the most affordable flight options available from Seattle to Capital. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
Tue 3/1712:00 pm
SEA
-
PEK
1 stop30h 25m
Korean Air
Sun 3/296:30 pm
PEK
-
SEA
1 stop31h 10m
Korean Air
Deal found 1/21$641
This oojo deal was found by Cheapflights users on 1/21. 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.
Thu 1/2910:05 am
SEA
-
PEK
1 stop33h 15m
Hainan Airlines
Wed 2/410:05 pm
PEK
-
SEA
1 stop26h 00m
Hainan Airlines
Deal found 1/21$644
This CrystalTravel deal was found by Cheapflights users on 1/21. 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.
Mon 3/3012:55 am
SEA
-
PEK
1 stop17h 35m
Asiana Airlines
Mon 4/610:40 am
PEK
-
SEA
1 stop19h 15m
Asiana Airlines
Deal found 1/21$658
This oojo deal was found by Cheapflights users on 1/20. 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 8/2812:55 am
SEA
-
PEK
1 stop17h 35m
Asiana Airlines
Tue 9/810:40 am
PEK
-
SEA
1 stop19h 15m
Asiana Airlines
Deal found 1/20$663
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
Thu 3/1211:05 am
SEA
-
PEK
1 stop33h 15m
Hainan Airlines
Wed 3/2510:05 pm
PEK
-
SEA
1 stop26h 00m
Hainan Airlines
Deal found 1/21$665
This FlightHub deal was found by Cheapflights users on 1/21. 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.
Sun 4/512:55 am
SEA
-
PEK
1 stop22h 05m
Asiana Airlines
Sun 5/313:30 pm
PEK
-
SEA
1 stop14h 25m
Asiana Airlines
Deal found 1/21$667
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Sun 8/1612:55 am
SEA
-
PEK
1 stop23h 55m
Asiana Airlines
Tue 9/110:40 am
PEK
-
SEA
1 stop19h 15m
Asiana Airlines
Deal found 1/20$672
This oojo deal was found by Cheapflights users on 1/20. 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.
Thu 3/511:00 am
SEA
-
PEK
1 stop30h 25m
Korean Air
Thu 3/1210:40 am
PEK
-
SEA
1 stop14h 20m
Korean Air
Deal found 1/20$673
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Thu 4/212:55 am
SEA
-
PEK
1 stop23h 55m
Asiana Airlines
Thu 4/3011:10 am
PEK
-
SEA
1 stop18h 45m
Asiana Airlines
Deal found 1/20$676
This Expedia deal was found by Cheapflights users on 1/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:50 pm
SEA
-
PEK
1 stop17h 40m
Korean Air
Tue 10/66:30 pm
PEK
-
SEA
1 stop31h 10m
Korean Air
Deal found 1/21$684
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:00 am
SEA
-
PEK
Nonstop13h 30m
Hainan Airlines
Tue 2/243:55 pm
PEK
-
SEA
2 stops56h 10m
Hainan Airlines
Deal found 1/21$687
This Trip.com deal was found by Cheapflights users on 1/21. 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 3/112:10 am
SEA
-
PEK
1 stop22h 00m
Asiana Airlines
Mon 3/233:35 pm
PEK
-
SEA
1 stop14h 20m
Asiana Airlines
Deal found 1/21$694

Find flight deals from Seattle to Capital

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Capital (PEK). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$641
(Kiwi.com)

One-way from

$352
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$878

Good round-trip deal

$821 or less

Good one-way deal

$410 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Beijing Capital flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Beijing Capital flights.
Search Deals
From Seattle/Tacoma Intl to Beijing Capital
Search Deals
One-way flight from Seattle/Tacoma Intl to Beijing Capital
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Beijing Capital.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Beijing Capital.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Capital 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 January 21, 2026.
Use the filters below to find and compare flights from Seattle to Beijing Capital Airport that are best for you.

Fly from

Seattle

Fly to

Capital

Route

Depart

Return

Price

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Mon 3/9

12:10 am-2:10 pm

1 stop23h 00m

Beijing Capital

Wed 3/25

3:35 pm-2:55 pm

1 stop14h 20m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Sat 4/11

12:50 pm-9:40 am

1 stop29h 50m

Beijing Capital

Fri 5/8

1:30 am-10:40 am

1 stop24h 10m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Wed 3/11

12:00 pm-9:25 am

1 stop30h 25m

Beijing Capital

Thu 3/26

1:30 am-10:00 am

1 stop23h 30m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Mon 3/2

12:10 am-2:10 pm

1 stop22h 00m

Beijing Capital

Mon 3/23

3:35 pm-2:55 pm

1 stop14h 20m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Thu 3/12

12:00 pm-9:25 am

1 stop30h 25m

Beijing Capital

Wed 3/25

1:30 am-10:00 am

1 stop23h 30m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Wed 3/11

12:00 pm-9:25 am

1 stop30h 25m

Beijing Capital

Wed 3/25

6:55 pm-10:00 am

1 stop30h 05m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Sun 4/5

12:50 pm-9:30 pm

1 stop17h 40m

Beijing Capital

Tue 4/28

1:30 am-10:40 am

1 stop24h 10m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Sun 4/5

12:50 pm-9:40 am

1 stop29h 50m

Beijing Capital

Sat 5/30

6:30 pm-10:40 am

1 stop31h 10m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Tue 3/10

12:00 pm-9:25 am

1 stop30h 25m

Beijing Capital

Thu 3/26

1:30 am-10:00 am

1 stop23h 30m

$706

SeattleBeijing

SEA - PEK

SEAPEK

Seattle/Tacoma Intl

Thu 4/2

12:50 pm-9:40 am

1 stop29h 50m

Beijing Capital

Sat 5/2

6:30 pm-10:40 am

1 stop31h 10m

$706

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 22 results
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Compare providers for flights from Seattle to Capital

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 Seattle to Capital in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 Seattle-Beijing Capital Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Beijing Capital Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Beijing Capital Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Beijing Capital Airport flights, Cheapflights users trust Expedia the most. Expedia 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 Seattle-Beijing Capital Airport 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 Seattle to Capital

Have a flexible travel schedule? Discover the best time to fly to Capital from Seattle 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 Seattle to Beijing Capital Airport

How far ahead should I book a flight from Seattle to Beijing Capital Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Capital. Price data was last updated on January 16, 2026.

The price you pay for your flight from Seattle to Beijing Capital Airport may vary depending on when you book. For the best chance of a lower fare, look to book 14 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 Seattle to Beijing Capital Airport?

Currently, September is the cheapest month in which you can book a flight from Seattle to Beijing Capital Airport (average of $464). Flying from Seattle to Beijing Capital Airport in July is currently the most expensive (average of $910). 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 SEA to PEK?

Find hourly flight availability from Seattle to Capital. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

When flying from Seattle to Beijing Capital Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Capital

Get insights into the airlines that provide service to Capital. 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 Capital. Reviews last updated January 21, 2026.
Read through reviews of airlines operating flights from Seattle to Beijing Capital Airport, such as Korean Air, Hainan 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
1,187 reviews

Crew

8.7

Comfort

8.3

Boarding

8.5

Overall

8.4

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
1,187 reviews
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Comfort

8.3

Boarding

8.5

Overall

8.4

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.
Hainan Airlines
8.2
Very good
62 reviews
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Comfort

8.3

Boarding

8.5

Overall

8.4

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
8.1
Very good
501 reviews
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Comfort

8.3

Boarding

8.5

Overall

8.4

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
10,646 reviews
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Comfort

8.3

Boarding

8.5

Overall

8.4

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 Seattle to Capital. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Beijing Capital?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Beijing Capital from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Beijing Capital should be relatively easy as there are 0 daily outbound flights to Beijing Capital from 4 different airlines.

  • How long is the flight from Seattle to Beijing Capital Airport?

    There are many flights that can get you from Seattle to Beijing Capital Airport in 23h. Fly via Asiana Airlines or Korean Air to get the fastest option. The distance between Seattle and Beijing Capital Airport is about 5389 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Beijing Capital Airport round-trip?

    Our cheapest airline available from Seattle to Beijing Capital Airport is Hainan Airlines. Our recent data shows that you can find tickets from as low as $488 on this airline. Additional options worth looking into are Asiana Airlines and Korean Air, starting at $682 and $704 round-trip. Hainan Airlines is 57% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Seattle to Beijing Capital Airport one-way?

    $423 is the cheapest one-way deal found within the past few days, from Asiana Airlines. You may also be able to find cheap deals on Hainan Airlines and Korean Air, with prices starting from $460 and $505, respectively.

  • What are the cheapest flights from Seattle to Beijing Capital Airport?

    The cheapest flight price from Seattle to Beijing Capital Airport is $331. On average you can expect to pay $692. The most popular route, (Seattle/Tacoma Intl - Beijing Capital), can usually be booked for $673.

  • Can I find deals for flights from Seattle to Capital that include hotel bookings?

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

  • How can I find direct flights from Seattle to Capital?

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

  • Can I find deals for business class flights from Seattle to Capital?

    Yes. Cheapflights offers flight deals from Seattle to Capital 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 Seattle to Beijing Capital Airport?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Beijing Capital Airport (average of $464). Flying from Seattle to Beijing Capital Airport in July is currently the most expensive (average of $910). 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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Alternative routes for Seattle to Capital

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Beijing Daxing Intl flights
Portland to Capital flights
Spokane to Capital flights
Pullman to Capital flights

Top 4 airlines flying from Seattle to Capital

Discover the top 4 airlines that operate flights from Seattle to Capital. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest$488Average$1,210FlexibilityNo cancel feeOn-time61%
Asiana AirlinesCheapest$682Average$871FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$704Average$914FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$854Average$1,051FlexibilityNo cancel feeOn-time67%

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