$443 Cheap Flights from Tianjin (TSN) to Seattle (SEA)

View $443 flight on Thu, Feb 19, 2026Opens in a new window

Popular airlines from Tianjin Binhai International Airport (TSN) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Tianjin to Seattle (TSN-SEA)

Prices were available within the past 7 days and start at $443 for one-way flights and $908 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Mon, Nov 17 - Tue, Dec 2
TSN
Tianjin
SEA
Seattle
$908 Roundtrip, found 2 days ago
$908
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Mon, Nov 17 from Tianjin to Seattle, returning Tue, Dec 2, priced at $908 found 2 days ago
China Eastern Airlines
Sat, Nov 15 - Tue, Dec 2
TSN
Tianjin
SEA
Seattle
$928 Roundtrip, found 2 days ago
$928
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Sat, Nov 15 from Tianjin to Seattle, returning Tue, Dec 2, priced at $928 found 2 days ago
Asiana Airlines
Sat, Dec 20 - Sun, Jan 4
TSN
Tianjin
SEA
Seattle
$929 Roundtrip, found 2 days ago
$929
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Sat, Dec 20 from Tianjin to Seattle, returning Sun, Jan 4, priced at $929 found 2 days ago
Asiana Airlines
Tue, Nov 25 - Wed, Nov 26
TSN
Tianjin
SEA
Seattle
$929 Roundtrip, found 1 day ago
$929
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Tue, Nov 25 from Tianjin to Seattle, returning Wed, Nov 26, priced at $929 found 1 day ago
Asiana Airlines
Mon, Jan 12 - Mon, Mar 30
TSN
Tianjin
SEA
Seattle
$940 Roundtrip, found 2 days ago
$940
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Mon, Jan 12 from Tianjin to Seattle, returning Mon, Mar 30, priced at $940 found 2 days ago
China Eastern Airlines
Fri, Nov 7 - Wed, Nov 19
TSN
Tianjin
SEA
Seattle
$942 Roundtrip, found 2 days ago
$942
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Fri, Nov 7 from Tianjin to Seattle, returning Wed, Nov 19, priced at $942 found 2 days ago
Korean Air
Thu, Jan 15 - Mon, Mar 23
TSN
Tianjin
SEA
Seattle
$950 Roundtrip, found 2 days ago
$950
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Jan 15 from Tianjin to Seattle, returning Mon, Mar 23, priced at $950 found 2 days ago
China Eastern Airlines
Thu, Nov 27 - Thu, Dec 4
TSN
Tianjin
SEA
Seattle
$966 Roundtrip, found 1 day ago
$966
Roundtrip
found 1 day ago
Select China Eastern Airlines flight, departing Thu, Nov 27 from Tianjin to Seattle, returning Thu, Dec 4, priced at $966 found 1 day ago
Air China
Mon, Jan 12 - Mon, Mar 30
TSN
Tianjin
SEA
Seattle
$995 Roundtrip, found 2 days ago
$995
Roundtrip
found 2 days ago
Select Air China flight, departing Mon, Jan 12 from Tianjin to Seattle, returning Mon, Mar 30, priced at $995 found 2 days ago
Hainan Airlines
Fri, Dec 12 - Sat, Dec 27
TSN
Tianjin
SEA
Seattle
$1,223 Roundtrip, found 2 days ago
$1,223
Roundtrip
found 2 days ago
Select Hainan Airlines flight, departing Fri, Dec 12 from Tianjin to Seattle, returning Sat, Dec 27, priced at $1,223 found 2 days ago

Find the cheapest month to fly from Tianjin (TSN) to Seattle (SEA)

October is typically the cheapest month to fly

From $722 - $1,745 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $929
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $929

Frequently asked questions

How much does a flight from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA) cost?
Get a cheap one-way flight from $443 or cheap return flight from $908 from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA)?
November is the cheapest month to fly from TSN to SEA. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline that'll fly you from TSN to SEA, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA)?
There aren't any daily direct flights from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from TSN to SEA?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA)?
Choose a flight from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from TSN to SEA are typically more expensive. To lock in the cheapest rates, start searching for flights ahead of time. That said, if your travel plans are flexible, you may score a cheap fare right before you leave.
Is it cheaper to book a TSN to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a TSN to SEA flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Binhai Intl. Airport (TSN) to Seattle - Tacoma Intl. Airport (SEA)?
Typically, it's possible to cancel or reschedule your TSN to SEA flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Binhai Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Asiana Airlines, Cathay Pacific
Roundtrip price
$908
Distance
5421 mi

Book with confidence

Tianjin to Seattle Flights

The cheapest times to fly from Tianjin to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tianjin to Seattle are during the month of November. You can find some of the cheapest flights from Tianjin to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tianjin to Seattle

Sunday is one of the best days to book for cheap flights from Tianjin to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tianjin to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tianjin to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $443 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tianjin to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tianjin to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Tianjin to Seattle Flights

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*Available to One Key members.