- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Chiang Mai to Seattle (CNX-SEA)
Prices were available within the past 7 days and start at $533 for one-way flights and $852 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frequently asked questions
Travel information
Travel information
Origin airport | Chiang Mai Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Air Canada, Asiana Airlines, China Airlines, Delta, EVA Airways, Finnair, Korean Air, Lufthansa, Qatar Airways, STARLUX Airlines |
Roundtrip price | $852 |
Distance | 7194 mi |
Book with confidence
Book with confidence
The cheapest times to fly from Chiang Mai to Seattle
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 Chiang Mai to Seattle are during the month of June. You can find some of the cheapest flights from Chiang Mai to Seattle with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Chiang Mai to Seattle
Sunday is one of the best days to book for cheap flights from Chiang Mai to Seattle: 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 Chiang Mai to Seattle
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 Chiang Mai to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $533 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 Chiang Mai to Seattle 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 Chiang Mai to Seattle 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.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Flights to Chicago
- Flights to New York
- Flights to Nashville
- Flights to San Francisco
- Flights to Atlanta
- Flights to Las Vegas
- Flights to Gatlinburg
- Flights to Washington
- Flights to San Diego
- Flights to Miami
- Flights to Fort Lauderdale
- Flights to Orlando
- Flights to New Orleans
- Flights to Key West
- Flights to Boston
- Flights to Houston
- Flights to Los Angeles
- Flights to Honolulu
- Flights to San Antonio
- Flights to Pigeon Forge
- Korean Air
- Asiana Airlines
- Delta
- Cathay Pacific
- Thai Airways International
- China Eastern Airlines
- China Airlines
- Etihad Airways
- Thai Lion Mantari
- Qatar Airways
- Malaysia Airlines
- Bangkok Airways
- Scoot
- China Southern Airlines
- EVA Airways
- Thai AirAsia
- Flights from Chiang Mai (CNX) to Hong Kong (HKG)
- Flights from Chiang Mai (CNX) to Denpasar (DPS)
- Flights from San Diego (SAN) to Las Vegas (LAS)
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from Newark Liberty Intl. Airport (EWR) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from Chiang Mai (CNX) to Taipei (TPE)
- Flights from Chiang Mai (CNX) to Khon Kaen (KKC)
- Flights from Chiang Mai (CNX) to New York (JFK)
- Flights from Chiang Mai (CNX) to Bangkok (BKK)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Chiang Mai (CNX) to Osaka (ITM)
- Flights from Chiang Mai (CNX) to Luang Prabang (LPQ)
- Flights from Chiang Mai (CNX) to Bangkok (DMK)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from Newark Liberty Intl. Airport (EWR) to Seattle (SEA)
- Flights from Houston (IAH) to Seattle (SEA)
- Flights from New York (JFK) to Seattle (SEA)
- Flights from Denver (DEN) to Seattle (SEA)
- Flights from Dallas (DAL) to Seattle (SEA)
- Flights from Boston (BOS) to Seattle (SEA)
- Flights from Phoenix (PHX) to Seattle (SEA)
- Flights from San Diego (SAN) to Seattle (SEA)
- Flights from Minneapolis (MSP) to Seattle (SEA)
- Flights from Chicago (ORD) to Seattle (SEA)
- Flights from Orange County (SNA) to Seattle (SEA)
- Flights from Dallas (DFW) to Denver (DEN)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from Dallas (DFW) to Cancun (CUN)
- Flights from Chiang Mai (CNX) to Los Angeles (LAX)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from Chiang Mai (CNX) to Da Nang (DAD)
- EVA Airways Chiang Mai (CNX) to Taipei (TPE) flights
- Alaska Airlines Minneapolis (MSP) to Seattle (SEA) flights
- Alaska Airlines Orange County (SNA) to Seattle (SEA) flights
- Alaska Airlines Chicago (ORD) to Seattle (SEA) flights
- Alaska Airlines Denver (DEN) to Seattle (SEA) flights
- Alaska Airlines Boston (BOS) to Seattle (SEA) flights
- Alaska Airlines San Diego (SAN) to Seattle (SEA) flights
- Alaska Airlines Los Angeles (LAX) to Seattle (SEA) flights
- Alaska Airlines Newark Liberty Intl. Airport (EWR) to Seattle (SEA) flights
- Alaska Airlines New York (JFK) to Seattle (SEA) flights
- Alaska Airlines Phoenix (PHX) to Seattle (SEA) flights
- Flights from Mae Hong Son
- Flights from Phitsanulok
- Flights from Lampang
- Flights from Mae Sot
- Flights from Nan
- Flights from Phrae
- Flights from Chiang Rai Intl.
- Flights from Sukhothai