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$473+ Cheap flights from Chiang Mai (CNX) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SEA
abr. 27 — may. 41
dom. 4/27
dom. 5/4
1 adult, Economy
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Cheap flight deals from Chiang Mai to Washington

Keep the following information in mind while searching for Chiang Mai to Washington flight deals. Data was last updated abril 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$832
(FlightHub)

One-way from

$473
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$861
Provider with most accurate pricing for Chiang Mai-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Chiang Mai-Seattle/Tacoma Intl flights.
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From Chiang Mai to Washington
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One-way flight from Chiang Mai to Washington
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Highest demand for flights based on searches. 14% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Chiang Mai to Washington

Cheapest flights from Chiang Mai to Washington
Explore the most affordable flight options available from Chiang Mai to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2511:35 amCNX - SEA
1 stop21h 15mEVA Air
dom. 10/191:30 amSEA - CNX
1 stop18h 55mEVA Air
Deal found 4/21$832
This Justfly.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/2611:15 pmCNX - SEA
1 stop25h 35mKorean Air
mar. 7/221:20 pmSEA - CNX
1 stop18h 35mKorean Air
Deal found 4/22$851
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2511:15 pmCNX - SEA
1 stop28h 25mDelta
dom. 10/1912:25 pmSEA - CNX
1 stop19h 30mDelta
Deal found 4/22$856
This China Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2311:20 amCNX - SEA
1 stop22h 00mChina Airlines
dom. 10/191:10 amSEA - CNX
1 stop19h 10mChina Airlines
Deal found 4/22$879
This FlightHub deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2412:45 amCNX - SEA
1 stop25h 45mAsiana Airlines
lun. 10/202:15 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Deal found 4/21$905
This FlightHub deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/2611:55 amCNX - SEA
2 stops21h 35mMultiple Airlines
lun. 7/211:40 amSEA - CNX
1 stop18h 40mMultiple Airlines
Deal found 4/22$931
This Air Canada deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2411:15 amCNX - SEA
2 stops41h 01mAir Canada
mar. 10/215:30 amSEA - CNX
2 stops45h 10mAir Canada
Deal found 4/22$992
This Singapore Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/295:40 pmCNX - SEA
1 stop29h 05mSingapore Airlines
sáb. 10/1810:15 amSEA - CNX
1 stop40h 25mSingapore Airlines
Deal found 4/22$1,206
This Ovago deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2511:55 amCNX - SEA
2 stops38h 50mQatar Airways
mié. 10/224:30 pmSEA - CNX
2 stops28h 45mQatar Airways
Deal found 4/21$1,414

Cheapflights Fare Finder

Customize your flight search to find flights from Chiang Mai to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 22, 2025.
Use the filters below to find and compare flights from Chiang Mai to Washington that are best for you.

Fly from

Chiang Mai

Fly to

Washington

Route

Depart

Return

Price

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

jue. 9/25

11:35 am-6:50 pm

1 stop21h 15m

Seattle/Tacoma Intl

dom. 10/19

1:30 am-10:25 am

1 stop18h 55m

$832

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

jue. 6/26

11:15 pm-10:50 am

1 stop25h 35m

Seattle/Tacoma Intl

mar. 7/22

1:20 pm-9:55 pm

1 stop18h 35m

$851

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

jue. 9/25

11:15 pm-1:40 pm

1 stop28h 25m

Seattle/Tacoma Intl

dom. 10/19

12:25 pm-9:55 pm

1 stop19h 30m

$856

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

mar. 9/23

11:20 am-7:20 pm

1 stop22h 00m

Seattle/Tacoma Intl

dom. 10/19

1:10 am-10:20 am

1 stop19h 10m

$879

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

mié. 9/24

12:45 am-12:30 pm

1 stop25h 45m

Seattle/Tacoma Intl

lun. 10/20

2:15 pm-11:40 pm

1 stop19h 25m

$905

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

jue. 6/26

11:55 am-7:30 pm

2 stops21h 35m

Seattle/Tacoma Intl

lun. 7/21

1:40 am-10:20 am

1 stop18h 40m

$931

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

mié. 9/24

11:15 am-2:16 pm

2 stops41h 01m

Seattle/Tacoma Intl

mar. 10/21

5:30 am-4:40 pm

2 stops45h 10m

$992

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

lun. 9/29

5:40 pm-8:45 am

1 stop29h 05m

Seattle/Tacoma Intl

sáb. 10/18

10:15 am-4:40 pm

1 stop40h 25m

$1,206

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

jue. 9/25

11:55 am-12:45 pm

2 stops38h 50m

Seattle/Tacoma Intl

mié. 10/22

4:30 pm-11:15 am

2 stops28h 45m

$1,414

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

mar. 5/20

10:30 am-10:16 pm

3 stops49h 46m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Best time to book a flight from Chiang Mai to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Chiang Mai with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Washington

What is the cheapest month to book a flight from Chiang Mai to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Chiang Mai to State of Washington (average of $238). Flying from Chiang Mai to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated abril 22, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and China Airlines from Chiang Mai to Washington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
EVA Air
8.4
Very good
1,179 reviews
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Korean Air
8.4
Very good
1,062 reviews
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
China Airlines
8.3
Very good
727 reviews
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Singapore Airlines
8.1
Very good
1,290 reviews
EVA Air
8.4
Very good
1,179 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chiang Mai to Washington?

    If you book a flight to Washington from Chiang Mai, you will be flying from Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 1.9 mi from the center of Chiang Mai.

  • Can I find deals for flights from Chiang Mai to Washington that include hotel bookings?

    Yes. In addition to deals on Chiang Mai to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Washington.

  • Can I find deals for business class flights from Chiang Mai to Washington?

    Yes. Cheapflights offers flight deals from Chiang Mai to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chiang Mai to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Chiang Mai to State of Washington (average of $238). Flying from Chiang Mai to State of Washington in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chiang Mai to Washington

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Top 3 airlines flying from Chiang Mai to Washington

Discover the top 3 airlines that operate flights from Chiang Mai to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$622Average$783FlexibilityNo cancel feeOn-time76%
EVA AirCheapest$788Average$1,089FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$802Average$915FlexibilityNo cancel feeOn-time81%

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