CNX - SEA

฿15,763 Find Cheap Flights from Chiang Mai to Seattle – Compare and Save

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Everything you should know

Cheapest return flight
฿26,007
Typical prices: ฿29,709-฿34,896
Korean Air
Sat 27/10Mon 29/10
CNX - SEA • 1 stop
Cheapest one-way flight
฿15,763
Typical prices: ฿17,158-฿24,015
เดลต้า
Mon 24/12
CNX - SEA • 1 stop
Direct flights
Not available
There are currently no direct flights between Chiang Mai and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 14% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Incheon Intl (ICN)
Cheapest • Avg ฿28,330 (return)
Taipei City Taiwan Taoyuan Intl (TPE)
Shortest trip • 21h 29m (one-way)
Insights
Insights
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We hope you enjoy your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Chiang Mai to Seattle (CNX-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Chiang Mai to Seattle

Tue 27 Oct - Thu 29 Oct
Korean Air Logo
00:20 - 10:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
12:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,007Korean Air
Wed 4 Nov - Sun 8 Nov
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
00:10 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
31h 35m1 stop Incheon Intl
฿26,602Korean Air
Sat 12 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 14:10CNX  Chiang Mai-SEA Seattle/Tacoma Intl
28h 50m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Sun 13 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Fri 11 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Tue 8 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Wed 9 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Thu 10 Dec - Tue 29 Dec
Korean Air Logo
00:20 - 14:10CNX  Chiang Mai-SEA Seattle/Tacoma Intl
28h 50m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,635Korean Air
Wed 4 Nov - Mon 9 Nov
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
11:00 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
20h 45m1 stop Incheon Intl
฿26,668Korean Air
Wed 4 Nov - Sun 8 Nov
Korean Air Logo
00:20 - 09:05CNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
00:10 - 22:45SEA  Seattle/Tacoma Intl-CNX Chiang Mai
31h 35m1 stop Incheon Intl
฿26,734Korean Air
Booking Insights

Price, demand, and travel trends for Chiang Mai to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Chiang Mai to Seattle with more confidence.

How much is a return flight from Chiang Mai to Seattle?

Return flights from Chiang Mai to Seattle start at ฿26,007. Prices are below average for this route right now, with typical return fares ranging from ฿29,709 to ฿34,896. The lowest price found in the past 5 days was ฿26,007 on Korean Air.

What's the cheapest day of the week to fly from Chiang Mai to Seattle?

Sunday is the cheapest day of the week to fly from Chiang Mai to Seattle and is 12% cheaper than the average day. Monday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Chiang Mai to Seattle flights

Low season

February

Cheapest flight

฿15,763
Best time to beat the crowds (14% less expensive on average)
Flights from Chiang Mai to Seattle

When to book flights from Chiang Mai to Seattle

Are your dates flexible? Find out the best times to travel from Chiang Mai to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Chiang Mai to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Chiang Mai to Seattle?

    Flights from Chiang Mai to Seattle usually depart from Chiang Mai (CNX) and arrive at Seattle/Tacoma Intl (SEA).

  • Which cabin classes can I book on flights from Chiang Mai to Seattle?

    Only Economy class is available on flights from Chiang Mai to Seattle.

  • Which airports do connecting flights from Chiang Mai to Seattle pass through?

    Connecting flights from Chiang Mai to Seattle most commonly pass through:

    • Taipei City Taiwan Taoyuan Intl (TPE) – 81% of one-stop connections
    • Incheon Intl (ICN) – 19% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Chiang Mai to Seattle?

    On the Chiang Mai to Seattle route, being flexible with your departure day can save you up to 22%. Sunday is the cheapest day at ฿27,494 return on average, while Monday is the most expensive at ฿34,896 – a ฿7,402 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Seattle?

    Seattle Waterfront is one of the most viewed places in Seattle on KAYAK.

  • How long is a flight from Chiang Mai to Seattle?

    A direct flight from Chiang Mai to Seattle takes 0h 00m, covering 18,622 km.

  • Do I need a passport to fly from Chiang Mai to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Chiang Mai to Seattle looking right now?

    One-way fares from Chiang Mai to Seattle are currently lower than usual. Average one-way flight prices are about ฿15,793, which is 20% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Chiang Mai to Seattle?

    Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time of 21h 29m, compared to 22h 25m via Incheon Intl (ICN).

  • What is the time difference between Chiang Mai and Seattle?

    Seattle is 14 hours behind Chiang Mai (Pacific Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around ฿125 for economy cars. Top options include:
    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

  • How much should I expect to pay for a Chiang Mai to Seattle flight?

    Return flights from Chiang Mai to Seattle range from ฿29,709 to ฿34,896, with an average of ฿31,057 over the past 12 months. Anything below ฿29,709 counts as a good deal.

Your guide to booking Chiang Mai to Seattle flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure instead of Monday. On this route, Sunday flights average ฿27,494 – about ฿7,402 less than Monday (21% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chiang Mai to Seattle trip for February. Fares historically average ฿26,569 return in that month – typically ฿9,319 less than the most expensive month, which is September (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Chiang Mai to Seattle

Complete your trip to Seattle with a hotel stay or car hire

Car rentals in Seattle
Hotels in Seattle