$512 Cheap Flights from Seattle (SEA) to Weihai (WEH)

View $512 flight on Mon, Aug 25, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Weihai (WEH)

Cheap Flights from Seattle to Weihai (SEA-WEH)

Prices were available within the past 7 days and start at $512 for one-way flights and $988 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Sun, Sep 21 - Sun, Sep 28
SEA
Seattle
WEH
Weihai
$988 Roundtrip, found 3 days ago
$988
Roundtrip
found 3 days ago
Select Air China flight, departing Sun, Sep 21 from Seattle to Weihai, returning Sun, Sep 28, priced at $988 found 3 days ago
Delta
Thu, Oct 16 - Sat, Dec 13
SEA
Seattle
WEH
Weihai
$1,048 Roundtrip, found 6 hours ago
$1,048
Roundtrip
found 6 hours ago
Select Delta flight, departing Thu, Oct 16 from Seattle to Weihai, returning Sat, Dec 13, priced at $1,048 found 6 hours ago
Delta
Thu, Oct 16 - Thu, Dec 18
SEA
Seattle
WEH
Weihai
$1,073 Roundtrip, found 6 hours ago
$1,073
Roundtrip
found 6 hours ago
Select Delta flight, departing Thu, Oct 16 from Seattle to Weihai, returning Thu, Dec 18, priced at $1,073 found 6 hours ago
Alaska Airlines
Tue, Oct 14 - Sat, Dec 13
SEA
Seattle
WEH
Weihai
$1,188 Roundtrip, found 6 hours ago
$1,188
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, Oct 14 from Seattle to Weihai, returning Sat, Dec 13, priced at $1,188 found 6 hours ago
Alaska Airlines
Tue, Oct 14 - Thu, Dec 18
SEA
Seattle
WEH
Weihai
$1,213 Roundtrip, found 6 hours ago
$1,213
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, Oct 14 from Seattle to Weihai, returning Thu, Dec 18, priced at $1,213 found 6 hours ago
Air Canada
Tue, Oct 14 - Tue, Dec 16
SEA
Seattle
WEH
Weihai
$1,223 Roundtrip, found 6 hours ago
$1,223
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Tue, Oct 14 from Seattle to Weihai, returning Tue, Dec 16, priced at $1,223 found 6 hours ago
Alaska Airlines
Fri, Oct 17 - Thu, Dec 18
SEA
Seattle
WEH
Weihai
$1,238 Roundtrip, found 6 hours ago
$1,238
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Fri, Oct 17 from Seattle to Weihai, returning Thu, Dec 18, priced at $1,238 found 6 hours ago
Air Canada
Sun, Sep 21 - Sun, Sep 28
SEA
Seattle
WEH
Weihai
$1,277 Roundtrip, found 3 days ago
$1,277
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Sep 21 from Seattle to Weihai, returning Sun, Sep 28, priced at $1,277 found 3 days ago
Air Canada
Tue, Oct 14 - Tue, Dec 16
SEA
Seattle
WEH
Weihai
$1,347 Roundtrip, found 6 hours ago
$1,347
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Tue, Oct 14 from Seattle to Weihai, returning Tue, Dec 16, priced at $1,347 found 6 hours ago
China Eastern Airlines
Tue, Oct 14 - Tue, Dec 16
SEA
Seattle
WEH
Weihai
$1,397 Roundtrip, found 6 hours ago
$1,397
Roundtrip
found 6 hours ago
Select China Eastern Airlines flight, departing Tue, Oct 14 from Seattle to Weihai, returning Tue, Dec 16, priced at $1,397 found 6 hours ago

Alternative airports near Weihai

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

Select flight to Weihai WEH. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $1,660
WEH
Weihai
CheapestClosest
Average driving time to city center18 min
Flights from $1,660
Flights from Seattle (SEA) to Weihai (WEH)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Weihai
Roundtrip price
$988
Distance
5366 mi

Seattle to Weihai Flights

The cheapest times to fly from Seattle to Weihai

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 Seattle to Weihai are during the month of September. You can find some of the cheapest flights from Seattle to Weihai with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Weihai

Sunday is one of the best days to book for cheap flights from Seattle to Weihai: 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 Seattle to Weihai

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 Seattle to Weihai in 2025. You can also book with separate airlines for your outbound and return journeys, from $512 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 Seattle to Weihai 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 Seattle to Weihai 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH) cost?
Grab a cheap one-way flight from $512 or cheap return flight from $988 from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH)?
September is the cheapest month to fly from SEA to WEH. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SEA to WEH. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH)?
Nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to WEH?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH) last-minute?
Waiting until right before your break to book a flight from SEA to WEH often results in higher prices. While you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a SEA to WEH flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to WEH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Weihai Airport (WEH)?
In most cases, you can reschedule or cancel your SEA to WEH flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, head to our Customer Service portal.

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*Available to One Key members.