What is the cheapest airline that flies from Chiang Mai to Washington?

China Airlines is the most popular carrier operating from Chiang Mai to Washington

What airlines fly to State of Washington?

China Airlines, EVA Air and Korean Air are the top three most popular airlines that fly to State of Washington from Chiang Mai according to our data. China Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 3 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Chiang Mai Airport to Washington?

Prices for flights from Chiang Mai Airport to Washington refresh daily.

How many operators does momondo search for flights from Chiang Mai Airport to Washington?

As of June 2026, there are 3 operators available to choose from for flights from Chiang Mai Airport to Washington.

How old do you have to be to fly from Chiang Mai Airport to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Mai Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$508 Cheap Flights from Chiang Mai to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chiang Mai to Washington

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:15 am - 9:00 am

CNX

SEA

23h 45m

1 stop

11:00 am - 10:55 pm

SEA

CNX

20h 55m

1 stop

$814Korean Air

Sun, Nov 8 - Thu, Nov 12

12:15 am - 9:00 am

CNX

SEA

23h 45m

1 stop

11:00 am - 10:55 pm

SEA

CNX

20h 55m

1 stop

$817Korean Air

Thu, Nov 12 - Wed, Dec 2

12:15 am - 10:00 am

CNX

SEA

23h 45m

1 stop

11:00 am - 10:55 pm

SEA

CNX

20h 55m

1 stop

$830Korean Air

Sat, Oct 31 - Sun, Nov 8

5:20 pm - 4:10 pm

CNX

SEA

36h 50m

1 stop

11:45 pm - 4:00 pm

SEA

CNX

25h 15m

1 stop

$852STARLUX Airlines

Sat, Oct 10 - Sun, Nov 8

11:25 am - 6:10 pm

CNX

SEA

21h 45m

1 stop

12:10 am - 10:25 am

SEA

CNX

19h 15m

1 stop

$856China Airlines

Sat, Nov 14 - Sun, Nov 29

12:15 am - 12:18 am

CNX

SEA

39h 03m

2 stops

11:00 am - 10:55 pm

SEA

CNX

20h 55m

1 stop

$913Delta

Sun, Nov 8 - Thu, Nov 12

11:35 am - 7:50 pm

CNX

SEA

22h 15m

1 stop

12:10 am - 10:35 am

SEA

CNX

19h 25m

1 stop

$916EVA Air

Sun, Aug 23 - Wed, Nov 11

12:15 am - 9:00 am

CNX

SEA

23h 45m

1 stop

11:00 am - 10:55 pm

SEA

CNX

20h 55m

1 stop

$921Delta

Sat, Nov 14 - Wed, Dec 2

12:15 am - 12:51 pm

CNX

SEA

26h 36m

1 stop

9:25 pm - 10:55 pm

SEA

CNX

34h 30m

2 stops

$923Delta

Sat, Oct 31 - Sun, Nov 8

12:15 am - 7:05 pm

CNX

SEA

33h 50m

2 stops

7:20 am - 10:55 pm

SEA

CNX

24h 35m

2 stops

$926Delta

Mon, Nov 16 - Thu, Dec 3

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China Airlines flights from Chiang Mai to State of Washington

Our best China Airlines deals on Chiang Mai to State of Washington flight tickets

China Airlines

Nov 14

CNX11:25 amChiang Mai

21h 45m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 29

SEA12:10 amSeattle/Tacoma Intl

19h 15m

1 stop

CNX10:25 amChiang Mai

$856

China Airlines

Nov 14

CNX11:25 amChiang Mai

21h 45m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Dec 5

SEA12:10 amSeattle/Tacoma Intl

19h 15m

1 stop

CNX10:25 amChiang Mai

$940

China Airlines

Nov 14

CNX11:25 amChiang Mai

21h 45m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 30

SEA12:10 amSeattle/Tacoma Intl

19h 15m

1 stop

CNX10:25 amChiang Mai

$1,006

Air Canada flights from Chiang Mai to State of Washington

Our best Air Canada deals on Chiang Mai to State of Washington flight tickets

Air Canada

Nov 9

CNX4:40 pmChiang Mai

31h 47m

2 stops

SEA9:27 amSeattle/Tacoma Intl

Nov 12

SEA3:15 pmSeattle/Tacoma Intl

33h 25m

2 stops

CNX3:40 pmChiang Mai

$964

Air Canada

Sep 10

CNX9:10 pmChiang Mai

31h 36m

2 stops

PDX2:46 pmPortland

Sep 14

PDX7:45 pmPortland

25h 30m

2 stops

CNX11:15 amChiang Mai

$1,017

Air Canada

Sep 10

CNX9:10 pmChiang Mai

31h 36m

2 stops

PDX2:46 pmPortland

Sep 14

PDX7:45 pmPortland

25h 30m

2 stops

CNX11:15 amChiang Mai

$1,025

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sun 11/8

12:15 am-9:00 am

1 stop23h 45m

Seattle/Tacoma Intl

Thu 11/12

11:00 am-10:55 pm

1 stop20h 55m

$814

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Thu 11/12

12:15 am-9:00 am

1 stop23h 45m

Seattle/Tacoma Intl

Wed 12/2

11:00 am-10:55 pm

1 stop20h 55m

$817

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sat 10/31

12:15 am-10:00 am

1 stop23h 45m

Seattle/Tacoma Intl

Sun 11/8

11:00 am-10:55 pm

1 stop20h 55m

$830

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sat 10/10

5:20 pm-4:10 pm

1 stop36h 50m

Seattle/Tacoma Intl

Sun 11/8

11:45 pm-4:00 pm

1 stop25h 15m

$852

Quickest round-trip

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sat 11/14

11:25 am-6:10 pm

1 stop21h 45m

Seattle/Tacoma Intl

Sun 11/29

12:10 am-10:25 am

1 stop19h 15m

$856

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sun 11/8

12:15 am-12:18 am

2 stops39h 03m

Seattle/Tacoma Intl

Thu 11/12

11:00 am-10:55 pm

1 stop20h 55m

$913

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sun 8/23

11:35 am-7:50 pm

1 stop22h 15m

Seattle/Tacoma Intl

Wed 11/11

12:10 am-10:35 am

1 stop19h 25m

$916

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sat 11/14

12:15 am-9:00 am

1 stop23h 45m

Seattle/Tacoma Intl

Wed 12/2

11:00 am-10:55 pm

1 stop20h 55m

$921

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Sat 10/31

12:15 am-12:51 pm

1 stop26h 36m

Seattle/Tacoma Intl

Sun 11/8

9:25 pm-10:55 pm

2 stops34h 30m

$923

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Mon 11/16

12:15 am-7:05 pm

2 stops33h 50m

Seattle/Tacoma Intl

Thu 12/3

7:20 am-10:55 pm

2 stops24h 35m

$926

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chiang Mai to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Chiang Mai to State of Washington flights?

You could potentially save up to 11% on your flight if you consider stops on a Chiang Mai to State of Washington flight.

Cheap Chiang Mai to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chiang Mai to State of Washington

Fastest flight time	21h 45m
Direct flights	None

The fastest flight from Chiang Mai to State of Washington takes 21h 45m

There are no direct flights from Chiang Mai to State of Washington. There are no popular flight routes from Chiang Mai to State of Washington.

Search flight deals

Frequently asked questions about flying from Chiang Mai to Washington

When did momondo last update prices for flights from Chiang Mai Airport to Washington?
Prices for flights from Chiang Mai Airport to Washington refresh daily.
How many operators does momondo search for flights from Chiang Mai Airport to Washington?
As of June 2026, there are 3 operators available to choose from for flights from Chiang Mai Airport to Washington.
How old do you have to be to fly from Chiang Mai Airport to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Mai Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chiang Mai to State of Washington

Compare and see reviews for airlines that fly from Chiang Mai to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
EVA Air	PriceFrom $770	Free Cancellation	Rating 8.5 1,484 reviews	Search EVA Air flights
Korean Air	PriceFrom $823	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
China Airlines	PriceFrom $898	Free Cancellation	Rating 8.3 829 reviews	Search China Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chiang Mai to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chiang Mai to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Chiang Mai to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Chiang Mai with this policy.

How can momondo help me find flights from Chiang Mai to Washington?

Once you have performed a search for Chiang Mai to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chiang Mai to Washington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from Chiang Mai and alert you when they change.