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$441+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SEA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Chiang Mai to Washington

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$655
(Asiana Airlines)

One-way from

$441
(Trip.com)
From Chiang Mai to Washington
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One-way flight from Chiang Mai to Washington
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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 January 21, 2025.

This FlightHub deal was found by Cheapflights users on 1/19. 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.
Mon 4/2812:45 amCNX - SEA
1 stop25h 45mAsiana Airlines
Wed 5/142:05 pmSEA - CNX
1 stop19h 35mAsiana Airlines
Deal found 1/19$616
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Tue 4/2911:20 amCNX - SEA
1 stop22h 10mChina Airlines
Sun 5/181:10 amSEA - CNX
1 stop19h 10mChina Airlines
Deal found 1/20$854
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2611:35 amCNX - SEA
1 stop21h 15mEVA Air
Mon 7/212:10 amSEA - CNX
1 stop18h 15mEVA Air
Deal found 1/21$907
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:20 pmCNX - SEA
1 stop32h 40mKorean Air
Wed 4/161:00 pmSEA - CNX
1 stop18h 55mKorean Air
Deal found 1/20$910
This Delta deal was found by Cheapflights users on 1/20. 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.
Thu 3/203:20 pmCNX - SEA
1 stop37h 20mDelta
Thu 4/1712:50 pmSEA - CNX
1 stop19h 05mDelta
Deal found 1/20$914
This EaseMyTrip deal was found by Cheapflights users on 1/20. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1812:25 amCNX - SEA
1 stop25h 30mMultiple Airlines
Wed 4/166:59 pmSEA - CNX
2 stops38h 41mMultiple Airlines
Deal found 1/20$926
This Singapore Airlines deal was found by Cheapflights users on 1/20. 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.
Fri 5/211:15 amCNX - SEA
1 stop35h 30mSingapore Airlines
Sat 5/1710:15 amSEA - CNX
1 stop40h 50mSingapore Airlines
Deal found 1/20$1,151
This Air Canada deal was found by Cheapflights users on 1/20. 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.
Fri 5/211:15 amCNX - SEA
2 stops40h 58mAir Canada
Tue 5/2010:00 amSEA - CNX
2 stops38h 55mAir Canada
Deal found 1/20$1,156

Find flights from Chiang Mai to Washington within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Mon 4/28

12:45 am-12:30 pm

1 stop25h 45m

Seattle/Tacoma Intl

Wed 5/14

2:05 pm-11:40 pm

1 stop19h 35m

$616

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Tue 4/29

11:20 am-7:30 pm

1 stop22h 10m

Seattle/Tacoma Intl

Sun 5/18

1:10 am-10:20 am

1 stop19h 10m

$854

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Thu 6/26

11:35 am-6:50 pm

1 stop21h 15m

Seattle/Tacoma Intl

Mon 7/21

2:10 am-10:25 am

1 stop18h 15m

$907

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Wed 3/19

3:20 pm-10:00 am

1 stop32h 40m

Seattle/Tacoma Intl

Wed 4/16

1:00 pm-9:55 pm

1 stop18h 55m

$910

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Thu 3/20

3:20 pm-2:40 pm

1 stop37h 20m

Seattle/Tacoma Intl

Thu 4/17

12:50 pm-9:55 pm

1 stop19h 05m

$914

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Tue 3/18

12:25 am-11:55 am

1 stop25h 30m

Seattle/Tacoma Intl

Wed 4/16

6:59 pm-11:40 pm

2 stops38h 41m

$926

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Fri 5/2

11:15 am-8:45 am

1 stop35h 30m

Seattle/Tacoma Intl

Sat 5/17

10:15 am-5:05 pm

1 stop40h 50m

$1,151

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Fri 5/2

11:15 am-2:13 pm

2 stops40h 58m

Seattle/Tacoma Intl

Tue 5/20

10:00 am-2:55 pm

2 stops38h 55m

$1,156

Chiang MaiSeattle

CNX - SEA

CNXSEA

Chiang Mai

Tue 3/11

6:15 pm-7:10 pm

2 stops38h 55m

$441

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Mon 3/3

10:50 pm-5:09 pm

3 stops33h 19m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 14 results
1
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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.

Travel insights for flights from Chiang Mai to Washington

Get recent, data-driven insights about flights from Chiang Mai to Washington including ideal travel times, pricing trends, and more.

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 January 21, 2025.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,253 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines
8.3
Very good
466 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.2
Very good
737 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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.

  • What are the cheapest airlines to fly from Chiang Mai to State of Washington one-way?

    One-way options have recently been found by users for as low as $523 on China Airlines. Other airlines that offer cheap prices include Delta from $546 and Asiana Airlines from $690 one-way.

  • 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$721Average$929FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$802Average$1,044FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$818Average$1,131FlexibilityNo cancel feeOn-time74%
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