$499 Cheap Flights from Seattle (SEA) to Dali (DLU)

View $499 flight on Wed, Jan 21, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Dali (DLU)

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Cheap Flights from Seattle to Dali (SEA-DLU)

Prices were available within the past 7 days and start at $499 for one-way flights and $981 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Jan 13 - Wed, Jan 21
SEA
Seattle
DLU
Dali
$981 Roundtrip, found 2 days ago
$981
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Seattle to Dali, returning Wed, Jan 21, priced at $981 found 2 days ago
Alaska Airlines
Tue, Jan 13 - Wed, Jan 21
SEA
Seattle
DLU
Dali
$1,001 Roundtrip, found 2 days ago
$1,001
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Seattle to Dali, returning Wed, Jan 21, priced at $1,001 found 2 days ago
Alaska Airlines
Sun, Jan 11 - Mon, Jan 19
SEA
Seattle
DLU
Dali
$1,111 Roundtrip, found 2 days ago
$1,111
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Jan 11 from Seattle to Dali, returning Mon, Jan 19, priced at $1,111 found 2 days ago
Alaska Airlines
Sun, Jan 11 - Sun, Jan 18
SEA
Seattle
DLU
Dali
$1,146 Roundtrip, found 4 days ago
$1,146
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jan 11 from Seattle to Dali, returning Sun, Jan 18, priced at $1,146 found 4 days ago
Alaska Airlines
Sun, Jan 11 - Sun, Jan 18
SEA
Seattle
DLU
Dali
$1,159 Roundtrip, found 4 days ago
$1,159
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jan 11 from Seattle to Dali, returning Sun, Jan 18, priced at $1,159 found 4 days ago
China Eastern Airlines
Thu, Jan 8 - Wed, Jan 21
SEA
Seattle
DLU
Dali
$1,173 Roundtrip, found 2 days ago
$1,173
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Thu, Jan 8 from Seattle to Dali, returning Wed, Jan 21, priced at $1,173 found 2 days ago
Air China
Wed, Jan 14 - Tue, Jan 20
SEA
Seattle
DLU
Dali
$1,182 Roundtrip, found 2 days ago
$1,182
Roundtrip
found 2 days ago
Select Air China flight, departing Wed, Jan 14 from Seattle to Dali, returning Tue, Jan 20, priced at $1,182 found 2 days ago
Alaska Airlines
Sun, Jan 11 - Sun, Jan 18
SEA
Seattle
DLU
Dali
$1,192 Roundtrip, found 4 days ago
$1,192
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jan 11 from Seattle to Dali, returning Sun, Jan 18, priced at $1,192 found 4 days ago
China Eastern Airlines
Thu, Jan 8 - Thu, Jan 22
SEA
Seattle
DLU
Dali
$1,198 Roundtrip, found 2 days ago
$1,198
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Thu, Jan 8 from Seattle to Dali, returning Thu, Jan 22, priced at $1,198 found 2 days ago
Delta
Tue, Jan 13 - Wed, Jan 21
SEA
Seattle
DLU
Dali
$1,300 Roundtrip, found 2 days ago
$1,300
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 13 from Seattle to Dali, returning Wed, Jan 21, priced at $1,300 found 2 days ago

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Flights from Seattle (SEA) to Dali (DLU)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Dali
Roundtrip price
$981
Distance
6733 mi

Seattle to Dali Flights

The cheapest times to fly from Seattle to Dali

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

 

The best time to book a flight from Seattle to Dali

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

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 Dali in 2025. You can also book with separate airlines for your outbound and return journeys, from $499 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 Dali 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 Dali 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 Dali Airport (DLU) cost?
Lock in a cheap one-way flight from $499 or cheap return flight from $981 from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU)?
January is the least expensive month to fly from SEA to DLU. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to DLU. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU)?
Direct flights from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to DLU?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year and other factors.*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 Dali Airport (DLU)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU) route, aim to fly before 3 PM. Later departures have a 22% higher chance of being canceled.**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 Dali Airport (DLU) last-minute?
Holding off until just before your trip to book a flight from SEA to DLU often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of landing a bargain.
Is it cheaper to book a SEA to DLU flight and hotel package?
Booking a SEA to DLU flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Dali Airport (DLU)?
If you booked your SEA to DLU flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.