Find cheap airlines flights from Seattle to Yantai

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

Find flight deals from Seattle to Yantai for the next 3 months. Book one way flights from $512 or round trip flights from $1,070.

Displayed flight fares from Seattle to Yantai are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Seattle to Yantai

The distance between Seattle and Yantai is approximately 8,663.41 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price$512
Cheapest round-trip ticket price$1,070
Off-season for travelOctober
Peak season for travelJuly
Flight distance8,663.41 km
Popular airlineKorean Air
Flight statistics for the Seattle–Yantai 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 Yantai (SEA-YNT)?

    Based on Trip.com data, Asiana Airlines offers one-way fares as low as $512 on Cheapest nonstop routes (e.g. SEA to YNT on Sun, Apr 12), while EVA Air offers Cheapest nonstop round-trips from $1,070 departing on Sun, Feb 15 and returning on Tue, Feb 17.
  • At the moment, you can catch a nonstop flight from Seattle to Yantai with the following airlines, including: Korean Air 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 Yantai 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 Yantai, 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 Sun, Apr 12, with one-way flights priced at just $512.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Asiana 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 Yantai travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Yantai is October, when demand for travel is lower.
  • After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Seattle to Yantai on February 23, 2026 with Korean Air, with prices starting at $538.
  • You can land at any one of the following hubs in Yantai, with Seattle–Tacoma International Airport to Yantai Penglai International Airport (SEA-YNT) is by far the most common option on this route: Yantai Penglai International Airport (YNT).
  • The time difference between Yantai 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.