
Popular airlines from Seattle-Tacoma International Airport (SEA) to Chiang Mai Intl. Airport (CNX)
- EVA Airways
EVA Airways
- Qatar Airways
Qatar Airways
- Korean Air
Korean Air
- Singapore Airlines
Singapore Airlines
- Asiana Airlines
Asiana Airlines
- China Airlines
China Airlines
- Starlux Airlines
Starlux Airlines
- Plan, book, fly with confidence
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Cheap flights from Seattle (SEA) to Chiang Mai (CNX)
Prices were available within the past 7 days and start at CA $535 for one-way flights and CA $1,046 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Chiang Mai (CNX)
February is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Chiang Mai Intl. |
Airlines serving | Asiana Airlines, China Eastern Airlines, EVA Airways |
Roundtrip price | CA $1,046 |
Distance | 11511 km |
Seattle to Chiang Mai Flights
The easy way to book your flights from Seattle to Chiang Mai
With Expedia, it’s simple to find and book flights to Chiang Mai from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Chiang Mai Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Chiang Mai today, tomorrow, or this week.
Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Chiang Mai Intl., CNX
Sort your search results by price to find great deals on your flight from Seattle to Chiang Mai—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chiang Mai from Seattle currently is just CA $1,046 rising to CA $1,293.
Here are more money-saving tips:
- Fly in August when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Chiang Mai
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Chiang Mai from Seattle
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Chiang Mai with Expedia today.
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Top Routes from Seattle
- Seattle to Chicago (SEA - ORD)
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Top Routes to Chiang Mai
- Calgary to Chiang Mai (YYC - CNX)
- Bangkok to Chiang Mai (BKK - CNX)
- Bangkok to Chiang Mai (DMK - CNX)
- Kuala Lumpur to Chiang Mai (KUL - CNX)
- Hong Kong to Chiang Mai (HKG - CNX)
- Kathmandu to Chiang Mai (KTM - CNX)
- Taipei to Chiang Mai (TPE - CNX)
- Winnipeg to Chiang Mai (YWG - CNX)
- Victoria to Chiang Mai (YYJ - CNX)
- Montreal to Chiang Mai (YUL - CNX)
- Tokyo to Chiang Mai (NRT - CNX)
- Vancouver to Chiang Mai (YVR - CNX)
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Seattle Paine Field Intl. Airport
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