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Seattle-Tacoma International Airport to Chiang Mai International Airport flight

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Chiang Mai International Airport over the next 90 days, with one-way fares from PHP 26,798 and round-trip from PHP 48,709. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Tue, Nov 10 | Korean Air
      PHP 26,798 PHP 43,984
      39% off
      39% off
      PHP 43,984 PHP 26,798
    • Cheapest
      SEA 12:10 AM
      31h 35m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Nov 9 | Korean Air
      PHP 26,798 PHP 43,984
      39% off
      39% off
      PHP 43,984 PHP 26,798
    • SEA 11:00 AM
      20h 55m
      1 stop
      CNX 10:55 PM
      Seattle - Chiang Mai | Tue, Nov 3 | Korean Air
      PHP 27,288 PHP 43,984
      38% off
      38% off
      PHP 43,984 PHP 27,288
    • SEA 12:30 PM
      19h 15m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Nov 9 | Delta Air Lines
      PHP 28,776
      35% off
      PHP 43,984 PHP 28,776
    • SEA 11:30 PM
      20h 5m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Thu, Nov 26 | EVA Air
      PHP 29,688
      33% off
      PHP 43,984 PHP 29,688
    • SEA 12:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Tue, Nov 10 | EVA Air
      PHP 29,746
      32% off
      PHP 43,984 PHP 29,746
    • SEA 12:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Mon, Nov 9 | EVA Air
      PHP 29,746
      32% off
      PHP 43,984 PHP 29,746
    • SEA 10:25 AM
      32h 25m
      1 stop
      CNX 9:50 AM
      Seattle - Chiang Mai | Mon, Nov 2 | Cathay Pacific
      PHP 29,967
      32% off
      PHP 43,984 PHP 29,967
    • SEA 11:30 PM
      20h 5m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Thu, Nov 5 | EVA Air
      PHP 31,004
      30% off
      PHP 43,984 PHP 31,004
    • SEA 1:00 PM
      17h 25m
      1 stop
      CNX 2:00 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Normal Airline
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    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Tue, Dec 8 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Tue, Dec 15 | Korean Air
      PHP 48,709 PHP 68,448
      28% off
      28% off
      PHP 68,448 PHP 48,709
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Nov 16 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Mon, Nov 23 | Korean Air
      PHP 48,796 PHP 68,448
      28% off
      28% off
      PHP 68,448 PHP 48,796
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Nov 9 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Fri, Nov 13 | Korean Air
      PHP 48,796 PHP 68,448
      28% off
      28% off
      PHP 68,448 PHP 48,796
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sun, Nov 15 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Sat, Nov 21 | Korean Air
      PHP 49,928
      27% off
      PHP 68,448 PHP 49,928
    • SEA 12:10 AM
      31h 35m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Fri, Dec 4 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Wed, Dec 9 | Korean Air
      PHP 49,967
      27% off
      PHP 68,448 PHP 49,967
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Dec 3 | Korean Air
      CNX 12:20 AM
      28h 50m
      1 stop
      SEA 2:10 PM
      Chiang Mai - Seattle | Mon, Dec 7 | Korean Air
      PHP 49,967
      27% off
      PHP 68,448 PHP 49,967
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sat, Dec 5 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Sat, Dec 12 | Korean Air
      PHP 49,967
      27% off
      PHP 68,448 PHP 49,967
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Nov 19 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Thu, Nov 26 | Korean Air
      PHP 49,967
      27% off
      PHP 68,448 PHP 49,967
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Wed, Nov 18 | Korean Air
      CNX 12:20 AM
      23h 45m
      1 stop
      SEA 9:05 AM
      Chiang Mai - Seattle | Sat, Nov 21 | Korean Air
      PHP 49,967
      27% off
      PHP 68,448 PHP 49,967
    • SEA 1:00 PM
      17h 25m
      1 stop
      CNX 2:00 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Normal Airline
      CNX 3:00 PM
      6h
      Nonstop
      SEA 4:00 PM
      Chiang Mai - Seattle | Sun, Nov 1 | Normal Airline
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    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Dec 3 | Korean Air
      PHP 27,182 PHP 110,406
      75% off
      75% off
      PHP 110,406 PHP 27,182
    • SEA 11:00 AM
      20h 55m
      1 stop
      CNX 10:55 PM
      Seattle - Chiang Mai | Tue, Nov 3 | Korean Air
      PHP 27,288 PHP 110,406
      75% off
      75% off
      PHP 110,406 PHP 27,288
    • SEA 12:30 PM
      19h 15m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Nov 9 | Delta Air Lines
      PHP 28,776 PHP 110,406
      74% off
      74% off
      PHP 110,406 PHP 28,776
    • SEA 12:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Wed, Nov 25 | EVA Air
      PHP 29,861
      73% off
      PHP 110,406 PHP 29,861
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Fri, Nov 13 | Korean Air
      PHP 30,927
      72% off
      PHP 110,406 PHP 30,927
    • SEA 11:30 PM
      20h 5m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Sat, Nov 7 | EVA Air
      PHP 32,108
      71% off
      PHP 110,406 PHP 32,108
    • SEA 11:00 AM
      20h 45m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Nov 5 | Delta Air Lines
      PHP 32,502
      71% off
      PHP 110,406 PHP 32,502
    • SEA 1:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Fri, Oct 30 | EVA Air
      PHP 35,344
      68% off
      PHP 110,406 PHP 35,344
    • SEA 1:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Sun, Nov 1 | EVA Air
      PHP 35,382
      68% off
      PHP 110,406 PHP 35,382
    • SEA 1:00 PM
      17h 25m
      1 stop
      CNX 2:00 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Normal Airline
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    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sat, Dec 26 | Delta Air Lines
      PHP 47,077 PHP 154,099
      69% off
      69% off
      PHP 154,099 PHP 47,077
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Tue, Dec 8 | Delta Air Lines
      PHP 51,849 PHP 154,099
      66% off
      66% off
      PHP 154,099 PHP 51,849
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sun, Dec 13 | Delta Air Lines
      PHP 64,619 PHP 154,099
      57% off
      57% off
      PHP 154,099 PHP 64,619
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Tue, Dec 22 | Delta Air Lines
      PHP 64,792
      57% off
      PHP 154,099 PHP 64,792
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Mon, Dec 14 | Delta Air Lines
      PHP 64,945
      57% off
      PHP 154,099 PHP 64,945
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Dec 24 | Delta Air Lines
      PHP 69,669
      55% off
      PHP 154,099 PHP 69,669
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Tue, Dec 15 | Delta Air Lines
      PHP 71,878
      53% off
      PHP 154,099 PHP 71,878
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Thu, Dec 3 | Delta Air Lines
      PHP 73,135
      53% off
      PHP 154,099 PHP 73,135
    • SEA 12:35 PM
      19h 10m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sun, Dec 6 | Delta Air Lines
      PHP 76,025
      51% off
      PHP 154,099 PHP 76,025
    • SEA 1:00 PM
      17h 25m
      1 stop
      CNX 2:00 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Normal Airline
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    • SEA 11:00 AM
      20h 55m
      1 stop
      CNX 10:55 PM
      Seattle - Chiang Mai | Tue, Nov 3 | Korean Air
      PHP 27,288 PHP 110,406
      75% off
      75% off
      PHP 110,406 PHP 27,288
    • SEA 1:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Fri, Oct 30 | EVA Air
      PHP 35,344 PHP 110,406
      68% off
      68% off
      PHP 110,406 PHP 35,344
    • SEA 1:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Sun, Nov 1 | EVA Air
      PHP 35,382 PHP 110,406
      68% off
      68% off
      PHP 110,406 PHP 35,382
    • SEA 1:30 PM
      19h 15m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Delta Air Lines
      PHP 37,600
      66% off
      PHP 110,406 PHP 37,600
    • SEA 11:00 AM
      20h 55m
      1 stop
      CNX 10:55 PM
      Seattle - Chiang Mai | Wed, Nov 4 | Korean Air
      PHP 38,589
      65% off
      PHP 110,406 PHP 38,589
    • SEA 1:30 PM
      19h 15m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Korean Air
      PHP 40,145
      64% off
      PHP 110,406 PHP 40,145
    • SEA 12:10 AM
      19h 25m
      1 stop
      CNX 10:35 AM
      Seattle - Chiang Mai | Wed, Nov 4 | EVA Air
      PHP 51,167
      54% off
      PHP 110,406 PHP 51,167
    • SEA 12:30 PM
      19h 15m
      1 stop
      CNX 10:45 PM
      Seattle - Chiang Mai | Sun, Nov 1 | Delta Air Lines
      PHP 80,596
      27% off
      PHP 110,406 PHP 80,596
    • SEA 1:00 PM
      17h 25m
      1 stop
      CNX 2:00 PM
      Seattle - Chiang Mai | Fri, Oct 30 | Normal Airline
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Displayed flight fares from Seattle to Chiang Mai are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Seattle-Tacoma International Airport to Chiang Mai International Airport?

The cheapest airline flying from Seattle-Tacoma International Airport to Chiang Mai International Airport is Korean Air (from PHP 26,798) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Korean Air
From PHP 26,798
Delta Air Lines
From PHP 28,776
Hainan Airlines
From PHP 29,439
EVA Air
From PHP 29,688
Philippine Airlines
From PHP 29,871
Cathay Pacific
From PHP 29,967
China Airlines
From PHP 31,129
STARLUX Airlines
From PHP 31,302
Singapore Airlines
From PHP 32,406
Air Canada
From PHP 33,203

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What is the flight schedule from Seattle-Tacoma International Airport to Chiang Mai International Airport?

Check the schedule for flights from Seattle to Chiang Mai and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL197

    Seattle-Tacoma International Airport

    1:05 PM

    SEA

    10h 45m

    Nonstop

    4:50 PM

    ICN

    S M T W T F S
    Search

  2. DL7924

    Incheon International Airport

    6:45 PM

    ICN

    6h

    Nonstop

    10:45 PM

    CNX

    S M T W T F S

  3. BR025

    Seattle-Tacoma International Airport

    1:30 AM

    SEA

    12h 30m

    Nonstop

    5:00 AM

    TPE

    S M T W T F S
    Search

  4. BR257

    Taiwan Taoyuan International Airport

    7:40 AM

    TPE

    3h 45m

    Nonstop

    10:25 AM

    CNX

    S M T W T F S

  5. BR023

    Seattle-Tacoma International Airport

    12:30 AM

    SEA

    12h 30m

    Nonstop

    4:00 AM

    TPE

    - M - W - F -
    Search

  6. BR257

    Taiwan Taoyuan International Airport

    7:40 AM

    TPE

    3h 45m

    Nonstop

    10:25 AM

    CNX

    S M T W T F S

  7. KE042

    Seattle-Tacoma International Airport

    12:50 PM

    SEA

    11h 50m

    Nonstop

    4:40 PM

    ICN

    S M T W T F S
    Search

  8. KE683

    Incheon International Airport

    6:45 PM

    ICN

    6h

    Nonstop

    10:45 PM

    CNX

    S M T W T F S

  9. JX031

    Seattle-Tacoma International Airport

    12:45 AM

    SEA

    13h 10m

    Nonstop

    4:55 AM

    TPE

    S M T W T F S
    Search

  10. JX751

    Taiwan Taoyuan International Airport

    1:05 PM

    TPE

    3h 55m

    Nonstop

    4:00 PM

    CNX

    - M - W - F -

  11. PR125

    Seattle-Tacoma International Airport

    11:55 PM

    SEA

    12h 30m

    Nonstop

    4:25 AM

    MNL

    S - T W T - S
    Search

  12. PR740

    Ninoy Aquino International Airport

    6:25 AM

    MNL

    3h 30m

    Nonstop

    8:55 AM

    BKK

    S M T W T F S

  13. FD3445

    Don Mueang International Airport

    2:35 PM

    DMK

    1h 20m

    Nonstop

    3:55 PM

    CNX

    S M T W T F S

  14. PR125

    Seattle-Tacoma International Airport

    11:55 PM

    SEA

    12h 30m

    Nonstop

    4:25 AM

    MNL

    S - T W T - S
    Search

  15. PR730

    Ninoy Aquino International Airport

    9:45 AM

    MNL

    3h 20m

    Nonstop

    12:05 PM

    BKK

    S M T W T F S

  16. VZ108

    Suvarnabhumi Airport

    3:50 PM

    BKK

    1h 25m

    Nonstop

    5:15 PM

    CNX

    S M T W T F S

  17. KE048

    Seattle-Tacoma International Airport

    12:55 AM

    SEA

    12h 20m

    Nonstop

    5:15 AM

    ICN

    S M T - T F -
    Search

  18. KE683

    Incheon International Airport

    6:45 PM

    ICN

    6h

    Nonstop

    10:45 PM

    CNX

    S M T W T F S

  19. AS1364

    Seattle-Tacoma International Airport

    12:40 PM

    SEA

    2h 17m

    Nonstop

    2:57 PM

    SFO

    - M - - - F -
    Search

  20. CI003

    San Francisco International Airport

    3:00 AM

    SFO

    13h 30m

    Nonstop

    7:30 AM

    TPE

    S M T W T F S

  21. CI851

    Taiwan Taoyuan International Airport

    7:30 AM

    TPE

    3h 50m

    Nonstop

    10:20 AM

    CNX

    S M T W T F S

  22. HU496

    Seattle-Tacoma International Airport

    11:20 AM

    SEA

    13h 30m

    Nonstop

    3:50 PM

    PEK

    - M - - - F -
    Search

  23. HU7995

    Beijing Capital International Airport

    7:00 PM

    PEK

    5h 25m

    Nonstop

    11:25 PM

    BKK

    - - - - T - S

  24. VZ114

    Suvarnabhumi Airport

    7:35 AM

    BKK

    1h 25m

    Nonstop

    9:00 AM

    CNX

    S M T W T F S
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About Seattle-Tacoma International Airport and Chiang Mai International Airport

Learn about Seattle-Tacoma International Airport (SEA) and Chiang Mai International Airport (CNX) — including location, terminals, transportation, and travel tips.

Flight distance 11,592.66 km
Cheapest one-way ticket price PHP 26,798
Cheapest return ticket price PHP 48,709

FAQs for Seattle-Tacoma International Airport to Chiang Mai International Airport Flights

  • What is the transportation method from the main airport to downtown in Chiang Mai?

    • The distance from Chiang Mai International Airport to downtown is about 3 km. It takes about 20 minutes by taxi.
  • The closest airport to Chiang Mai International Airport (CNX) is Lampang Airport. The distance is around 78 km.
  • One-way flights from Seattle-Tacoma International Airport to Chiang Mai International Airport currently start from PHP 26,798, and round-trip fares start from PHP 48,709. The current lowest fare is a Korean Air flight departing on Tue, Nov 10; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Seattle-Tacoma International Airport to Chiang Mai International Airport is PHP 40,086. Prices may vary depending on the departure date, airline, and availability.
  • Enter Seattle-Tacoma International Airport and Chiang Mai International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.