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Flights from Seattle to Tianjin

Hi, I've summed up all the key info for Seattle to Tianjin flights

Cheapest one-way

$ 416
Alaska Airlines Thu, Sep 24

63% below next 30d avg. ($1,120)

Cheapest round-trip

$ 865
Korean Air Wed, Oct 7

When to travel

November Cheapest month
July Peak month

Recommended airlines

With a lowest one-way fare of $416 , travelers can expect an average price of $1,120 for upcoming trips, while round-trip tickets start at $865 . You can arrive at any of the following airports in Tianjin: Tianjin Binhai International Airport (TSN) . Flights from Seattle-Tacoma International Airport to Tianjin Binhai International Airport (SEA-TSN) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 3d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Seattle to Tianjin over the next 90 days, with one-way fares from $416 and round-trip from $865. Based on Trip.com's latest 7-day flight data.

      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Wed, Oct 7 | Korean Air
        TSN 11:30 AM
        14h 10m
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Mon, Oct 12 | Korean Air
        $865 $931
        7% off
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Tue, Oct 6 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Tue, Oct 13 | Korean Air
        $865 $931
        7% off
        7% off
        $931 $865
      • SEA 12:50 PM
        33h 40m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Thu, Oct 8 | Korean Air
        TSN 11:30 AM
        14h 10m
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Sun, Oct 11 | Korean Air
        $865 $931
        7% off
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Thu, Oct 1 | Korean Air
        TSN 11:30 AM
        14h 10m
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Wed, Oct 7 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Mon, Oct 12 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Wed, Oct 14 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Sun, Oct 11 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Sat, Oct 17 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Sun, Sep 13 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Sat, Sep 19 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Tue, Sep 15 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Sun, Sep 20 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        33h 40m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Wed, Sep 16 | Korean Air
        TSN 11:30 AM
        14h 10m
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Tue, Sep 22 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 12:50 PM
        30h 20m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Thu, Sep 17 | Korean Air
        TSN 2:40 PM
        35h
        1 stop
        SEA 10:40 AM
        Tianjin - Seattle | Tue, Sep 22 | Korean Air
        $865
        7% off
        $931 $865
      • SEA 1:00 PM
        17h 25m
        1 stop
        TSN 2:00 PM
        Seattle - Tianjin | Mon, Sep 14 | Normal Airline
        TSN 3:00 PM
        6h
        Nonstop
        SEA 4:00 PM
        Tianjin - Seattle | Wed, Sep 16 | Normal Airline
        Find more flights
        Find more flights
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Thu, Sep 24 | Alaska Airlines
        $416 $488
        15% off
        15% off
        $488 $416
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Fri, Sep 18 | Alaska Airlines
        $416 $488
        15% off
        15% off
        $488 $416
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Wed, Sep 23 | Alaska Airlines
        $416 $488
        15% off
        15% off
        $488 $416
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Mon, Sep 21 | Alaska Airlines
        $416
        15% off
        $488 $416
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Thu, Sep 17 | Alaska Airlines
        $416
        15% off
        $488 $416
      • SEA 1:35 PM
        29h 35m
        1 stop
        TSN 10:10 AM
        Seattle - Tianjin | Fri, Oct 9 | Alaska Airlines
        $429
        12% off
        $488 $429
      • SEA 1:35 PM
        32h 55m
        1 stop
        TSN 1:30 PM
        Seattle - Tianjin | Mon, Sep 14 | Alaska Airlines
        $434
        11% off
        $488 $434
      • SEA 12:25 PM
        36h 50m
        1 stop
        TSN 4:15 PM
        Seattle - Tianjin | Tue, Sep 15 | Cathay Pacific
        $453
        7% off
        $488 $453
      • SEA 11:45 AM
        37h 30m
        1 stop
        TSN 4:15 PM
        Seattle - Tianjin | Mon, Sep 21 | Cathay Pacific
        $453
        7% off
        $488 $453
      • SEA 11:45 AM
        37h 30m
        1 stop
        TSN 4:15 PM
        Seattle - Tianjin | Tue, Sep 22 | Cathay Pacific
        $453
        7% off
        $488 $453
      • SEA 1:00 PM
        17h 25m
        1 stop
        TSN 2:00 PM
        Seattle - Tianjin | Mon, Sep 14 | Normal Airline
        Find more flights
        Find more flights

Which airlines are the most popular for Seattle to Tianjin flights?

You can choose from 2 airlines that fly from Seattle to Tianjin, including Korean Air, Alaska Airlines, Alaska Airlines has lowest fares on this route.
Korean Air logo Korean Air
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to Tianjin according to previous 12 months data from Trip.com.

Flight Info | Seattle to Tianjin

The distance between Seattle and Tianjin is approximately 8,726.31 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight price $416
Cheapest round-trip ticket price $865
Off-season for travel November
Peak season for travel July
Flight distance 8,726.31 km
Popular airline Korean Air
Flight statistics for the Seattle–Tianjin route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Tianjin (SEA-TSN)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as $416 on Cheapest nonstop routes (e.g. SEA to TSN on Thu, Sep 24), while Korean Air offers Cheapest nonstop round-trips from $865 departing on Wed, Oct 7 and returning on Mon, Oct 12.
  • At the moment, you can catch a nonstop flight from Seattle to Tianjin with the following airlines, including: Asiana Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Tianjin is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seattle to Tianjin, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Sep 24, with one-way flights priced at just $416.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Tianjin travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Tianjin is November, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Seattle to Tianjin on September 15, 2026 with Cathay Pacific, with prices starting at $476.
  • You can arrive at any of the following airports in Tianjin: Tianjin Binhai International Airport (TSN). Flights from Seattle-Tacoma International Airport to Tianjin Binhai International Airport (SEA-TSN) are by far the most popular option for this route.
  • The time difference between Tianjin and Seattle is 16h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Seattle to Tianjin is $1,120. Fares vary by travel date, airline and availability.
  • Enter Seattle and Tianjin, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.