$1,101 Cheap Flights from Seattle (SEA) to Dien Bien Phu (DIN)

View $1,101 flight on Thu, May 15, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Dien Bien Phu (DIN)

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Find available prices by choosing your travel dates.

Cheap Flights from Seattle to Dien Bien Phu (SEA-DIN)

Prices were available within the past 7 days and start at $1,101 for one-way flights and $1,751 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$1,751 Roundtrip, found 3 days ago
$1,751
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $1,751 found 3 days ago
EVA Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$1,816 Roundtrip, found 3 days ago
$1,816
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $1,816 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$3,087 Roundtrip, found 3 days ago
$3,087
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $3,087 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$3,090 Roundtrip, found 3 days ago
$3,090
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $3,090 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$3,323 Roundtrip, found 3 days ago
$3,323
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $3,323 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$3,326 Roundtrip, found 3 days ago
$3,326
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $3,326 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$5,316 Roundtrip, found 3 days ago
$5,316
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $5,316 found 3 days ago
Qatar Airways
Wed, Jun 4 - Wed, Jun 11
SEA
Seattle
DIN
Dien Bien Phu
$5,319 Roundtrip, found 3 days ago
$5,319
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Wed, Jun 4 from Seattle to Dien Bien Phu, returning Wed, Jun 11, priced at $5,319 found 3 days ago
Flights from Seattle (SEA) to Dien Bien Phu (DIN)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Dien Bien Phu
Roundtrip price
$1,750
Distance
6910 mi

Seattle to Dien Bien Phu Flights

The cheapest times to fly from Seattle to Dien Bien Phu

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

The best time to book a flight from Seattle to Dien Bien Phu

Sunday is one of the best days to book for cheap flights from Seattle to Dien Bien Phu: 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 Dien Bien Phu

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 Dien Bien Phu in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,101 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 Dien Bien Phu 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 Dien Bien Phu 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 Dien Bien Phu Airport (DIN) cost?
Discover the latest flight deals from SEA to DIN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to DIN?
The cheapest flights from SEA to DIN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to DIN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SEA to DIN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Dien Bien Phu Airport (DIN)?
You’ll have to catch a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Dien Bien Phu Airport (DIN). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SEA to DIN?
Generally you’ll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, airline 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 Dien Bien Phu Airport (DIN)?
To reach Dien Bien Phu Airport (DIN) without delays, pick a flight that leaves Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Dien Bien Phu Airport (DIN) last-minute?
Waiting until right before your break to book your flight from SEA to DIN generally means paying more. While you may find some last-minute offers, there’s no guarantee. Keep your travel plans flexible for the best chance of snagging a bargain.
Is it cheaper to book a SEA to DIN flight and hotel package?
You’ll typically save money by securing a SEA to DIN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. Once you’ve chosen your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Dien Bien Phu Airport (DIN)?
It’s generally possible to reschedule or cancel your SEA to DIN flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.