$410+ Cheap flights from Seattle (SEA) to Don Mueang Intl (DMK)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DMK
Jul 5 — Jul 121
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Don Mueang Intl
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Don Mueang Intl (DMK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 30, 2025.
Round-trip from | $889 (Mytrip) |
|---|---|
One-way from | $410 (Mytrip) |
Popular in | December |
Cheapest in | April |
Average price | $1,196 |
Find flight deals from Seattle to Don Mueang Intl
Cheapest flights from Seattle to Don Mueang IntlExplore the most affordable flight options available from Seattle to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.
Explore the most affordable flight options available from Seattle to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.
This Mytrip deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/25:30 amSEA - DMK
2 stops26h 45mMultiple Airlines
Sat 8/98:10 amDMK - SEA
2 stops24h 26mMultiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$889
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Don Mueang Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Seattle to Bangkok Don Mueang Intl Airport that are best for you.
Fly from
Seattle
Fly to
Don Mueang Intl
Route
Depart
Return
Price
SeattleBangkok
SEA - DMK
SEADMK
Seattle/Tacoma Intl
Sat 8/2
5:30 am-10:15 pm
2 stops26h 45m
Bangkok Don Mueang Intl
Sat 8/9
8:10 am-6:36 pm
2 stops24h 26m
$889
SeattleBangkok
SEA - DMK
SEADMK
Seattle/Tacoma Intl
Fri 8/29
5:30 am-10:15 pm
2 stops26h 45m
$410
Best time to book a flight from Seattle to Don Mueang Intl
Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Bangkok Don Mueang Intl Airport
What is the cheapest time of day to fly from SEA to DMK?
Find hourly flight availability from Seattle to Don Mueang Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.
It’s optimal to fly from Seattle to Bangkok Don Mueang Intl Airport in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.