How long is the flight from Chiang Mai to Washington, D.C.?

For as low as $1,580, Etihad Airways can have you in Washington, D.C. from Chiang Mai in 36h 15m. The distance from Chiang Mai to Washington, D.C. is about 8436 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Chiang Mai to Washington, D.C.?

The most popular flight routes from Chiang Mai to Washington, D.C. are Chiang Mai - Washington, D.C. Dulles Intl, Chiang Mai - Baltimore/Washington and Chiang Mai - Washington, D.C. Reagan-National.

What is the cheapest time of day to fly from CNX to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Washington, D.C. as you normally would.

Most accurate provider : When it comes to deals on Chiang Mai-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chiang Mai-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chiang Mai-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Chiang Mai-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Chiang Mai to Washington, D.C.?

If you book a flight to Washington, D.C. 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. There are 0 flights from Chiang Mai to Washington, D.C. per day from 0 different airlines.

Can I find deals for flights from Chiang Mai to Washington, D.C. that include hotel bookings?

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

How can I find direct flights from Chiang Mai to Washington, D.C.?

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, D.C..

Can I find deals for business class flights from Chiang Mai to Washington, D.C.?

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

$611+ Flights from Chiang Mai to Washington, D.C.

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Cheap flight deals from Chiang Mai to Washington, D.C.

Cheapest flights from Chiang Mai to Washington, D.C.
Explore the most affordable flight options available from Chiang Mai to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Wed 12/1712:15 amCNX - IAD

2 stops35h 12mDelta

Fri 1/27:05 amIAD - CNX

2 stops27h 50mDelta

Deal found 12/16

$1,561

Thu 12/188:50 amCNX - IAD

1 stop36h 15mEtihad Airways

Fri 1/22:35 pmIAD - CNX

1 stop27h 35mEtihad Airways

Deal found 12/16

$1,983

Thu 12/1811:50 amCNX - BWI

2 stops32h 27mMultiple Airlines

Fri 1/27:04 amBWI - CNX

2 stops39h 31mMultiple Airlines

Deal found 12/17

$2,012

Wed 12/1712:15 amCNX - BWI

2 stops28h 36mDelta

Fri 1/26:00 amBWI - CNX

2 stops28h 55mDelta

Deal found 12/16

$2,395

Best flights from Chiang Mai to Washington, D.C.
Discover carefully curated flight deals from Chiang Mai to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Tue 6/911:35 amCNX - DCA

2 stops43h 25mMultiple Airlines

Wed 8/126:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,022

Thu 1/158:50 amCNX - IAD

1 stop36h 15mEtihad Airways

Thu 1/222:35 pmIAD - CNX

1 stop27h 35mEtihad Airways

Deal found 12/16

$1,580

Sat 1/319:40 pmCNX - IAD

2 stops46h 30mEmirates

Sat 2/710:30 amIAD - CNX

2 stops58h 55mEmirates

Deal found 12/17

$1,648

Thu 1/1510:10 amCNX - IAD

2 stops42h 30mSWISS

Thu 1/2210:15 pmIAD - CNX

3 stops27h 30mSWISS

Deal found 12/16

$1,781

Tue 6/911:35 amCNX - DCA

2 stops43h 25mMultiple Airlines

Thu 8/136:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,022

Tue 6/911:35 amCNX - DCA

2 stops43h 25mMultiple Airlines

Tue 8/116:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,022

Wed 6/1011:35 amCNX - BWI

2 stops29h 46mMultiple Airlines

Tue 8/117:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/15

$1,043

Thu 6/1111:35 amCNX - BWI

2 stops29h 46mMultiple Airlines

Tue 8/117:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/16

$1,043

Tue 6/911:35 amCNX - BWI

2 stops29h 54mMultiple Airlines

Tue 8/117:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/15

$1,043

Thu 6/1111:35 amCNX - BWI

2 stops29h 46mMultiple Airlines

Wed 8/127:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/15

$1,043

Tue 6/911:35 amCNX - BWI

2 stops29h 54mMultiple Airlines

Fri 8/147:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/16

$1,047

Wed 6/1011:35 amCNX - BWI

2 stops29h 46mMultiple Airlines

Fri 8/147:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/16

$1,047

Thu 6/1111:35 amCNX - BWI

2 stops29h 46mMultiple Airlines

Fri 8/147:10 pmBWI - CNX

2 stops28h 15mMultiple Airlines

Deal found 12/16

$1,047

Thu 1/1511:25 amCNX - DCA

2 stops40h 44mChina Airlines

Thu 1/228:00 amDCA - CNX

2 stops38h 25mChina Airlines

Deal found 12/16

$4,910

Wed 6/1011:35 amCNX - DCA

2 stops43h 25mMultiple Airlines

Tue 8/116:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,124

Thu 6/1111:35 amCNX - DCA

2 stops45h 24mMultiple Airlines

Tue 8/116:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,132

Wed 6/1011:35 amCNX - DCA

2 stops45h 24mMultiple Airlines

Thu 8/136:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,132

Thu 6/1111:35 amCNX - DCA

2 stops45h 24mMultiple Airlines

Wed 8/126:59 pmDCA - CNX

2 stops28h 26mMultiple Airlines

Deal found 12/16

$1,132

Wed 6/1011:20 amCNX - DCA

3 stops39h 25mMultiple Airlines

Wed 8/129:59 amDCA - CNX

2 stops37h 21mMultiple Airlines

Deal found 12/16

$1,136

Thu 1/1512:05 pmCNX - IAD

2 stops63h 45mMultiple Airlines

Thu 1/226:00 pmIAD - CNX

2 stops33h 45mMultiple Airlines

Deal found 12/16

$1,361

Last-minute flights from Chiang Mai to Washington, D.C.
Discover last-minute flight deals from Chiang Mai to Washington, D.C.. Data last updated December 18, 2025 and is based on user searches.

Wed 12/1712:15 amCNX - IAD

2 stops35h 12mDelta

Fri 1/27:05 amIAD - CNX

2 stops27h 50mDelta

Deal found 12/16

$1,561

Wed 12/1712:15 amCNX - BWI

2 stops28h 36mDelta

Fri 1/26:00 amBWI - CNX

2 stops28h 55mDelta

Deal found 12/16

$2,395

Thu 12/188:50 amCNX - IAD

1 stop36h 15mEtihad Airways

Fri 1/22:35 pmIAD - CNX

1 stop27h 35mEtihad Airways

Deal found 12/16

$1,983

Thu 12/1811:50 amCNX - BWI

2 stops32h 27mMultiple Airlines

Fri 1/27:04 amBWI - CNX

2 stops39h 31mMultiple Airlines

Deal found 12/17

$2,012

Thu 1/1512:05 pmCNX - IAD

2 stops63h 45mMultiple Airlines

Thu 1/226:00 pmIAD - CNX

2 stops33h 45mMultiple Airlines

Deal found 12/16

$1,361

Thu 1/158:50 amCNX - IAD

1 stop36h 15mEtihad Airways

Thu 1/222:35 pmIAD - CNX

1 stop27h 35mEtihad Airways

Deal found 12/16

$1,580

Thu 1/1510:10 amCNX - IAD

2 stops42h 30mSWISS

Thu 1/2210:15 pmIAD - CNX

3 stops27h 30mSWISS

Deal found 12/16

$1,781

Thu 1/152:50 pmCNX - BWI

2 stops39h 55mMultiple Airlines

Thu 1/228:35 pmBWI - CNX

2 stops50h 50mMultiple Airlines

Deal found 12/16

$3,657

Thu 1/1511:25 amCNX - DCA

2 stops40h 44mChina Airlines

Thu 1/228:00 amDCA - CNX

2 stops38h 25mChina Airlines

Deal found 12/16

$4,910

Thu 1/2911:25 amCNX - BWI

2 stops38h 40mMultiple Airlines

Thu 2/53:40 pmBWI - CNX

2 stops30h 45mMultiple Airlines

Deal found 12/15

$1,373

Sat 1/3111:50 amCNX - BWI

2 stops42h 24mMultiple Airlines

Sat 2/78:00 amBWI - CNX

2 stops62h 35mMultiple Airlines

Deal found 12/17

$1,606

Sat 1/319:40 pmCNX - IAD

2 stops46h 30mEmirates

Sat 2/710:30 amIAD - CNX

2 stops58h 55mEmirates

Deal found 12/17

$1,648

One-way flights from Chiang Mai to Washington, D.C.
Search for one-way flight options from Chiang Mai to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Tue 1/2010:35 amCNX - BWI

3 stops43h 39mMultiple Airlines

Deal found 12/16

$611

Tue 1/2010:50 pmCNX - DCA

3 stops59h 09mMultiple Airlines

Deal found 12/18

$612

Tue 1/2010:35 amCNX - IAD

3 stops41h 51mMultiple Airlines

Deal found 12/16

$623

Fri 1/3011:25 amCNX - DCA

2 stops44h 35mMultiple Airlines

Deal found 12/16

$704

Mon 1/1211:05 pmCNX - IAD

1 stop31h 25mAir China

Deal found 12/17

$707

Tue 3/1011:25 amCNX - BWI

2 stops41h 21mMultiple Airlines

Deal found 12/16

$708

Sun 1/1112:40 amCNX - DCA

3 stops55h 20mMultiple Airlines

Deal found 12/16

$717

Tue 3/1011:25 amCNX - DCA

2 stops41h 34mChina Airlines

Deal found 12/16

$738

Mon 1/127:40 pmCNX - BWI

3 stops58h 34mMultiple Airlines

Deal found 12/15

$742

Tue 1/1310:50 pmCNX - DCA

3 stops57h 10mMultiple Airlines

Deal found 12/17

$764

Wed 2/189:40 pmCNX - IAD

2 stops30h 15mMultiple Airlines

Deal found 12/15

$792

Tue 3/1011:25 amCNX - BWI

2 stops41h 21mChina Airlines

Deal found 12/16

$809

Find flight deals from Chiang Mai to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,022 (Gurufare)
One-way from	$611 (Kiwi.com)

Provider with most accurate pricing for Chiang Mai-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chiang Mai-Washington, D.C. (WAS) flights.

Search Deals

From Chiang Mai to Washington, D.C. (WAS)

Search Deals

One-way flight from Chiang Mai to Washington, D.C. (WAS)

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Tue 6/9

11:35 am-8:00 pm

2 stops43h 25m

Washington, D.C. Reagan-National

Wed 8/12

6:59 pm-10:25 am

2 stops28h 26m

$1,022

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Tue 6/9

11:35 am-8:00 pm

2 stops43h 25m

Washington, D.C. Reagan-National

Thu 8/13

6:59 pm-10:25 am

2 stops28h 26m

$1,022

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Tue 6/9

11:35 am-8:00 pm

2 stops43h 25m

Washington, D.C. Reagan-National

Tue 8/11

6:59 pm-10:25 am

2 stops28h 26m

$1,022

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Wed 6/10

11:35 am-6:21 am

2 stops29h 46m

Baltimore/Washington

Tue 8/11

7:10 pm-10:25 am

2 stops28h 15m

$1,043

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Thu 6/11

11:35 am-6:21 am

2 stops29h 46m

Baltimore/Washington

Tue 8/11

7:10 pm-10:25 am

2 stops28h 15m

$1,043

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Tue 6/9

11:35 am-6:29 am

2 stops29h 54m

Baltimore/Washington

Tue 8/11

7:10 pm-10:25 am

2 stops28h 15m

$1,043

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Thu 6/11

11:35 am-6:21 am

2 stops29h 46m

Baltimore/Washington

Wed 8/12

7:10 pm-10:25 am

2 stops28h 15m

$1,043

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Tue 6/9

11:35 am-6:29 am

2 stops29h 54m

Baltimore/Washington

Fri 8/14

7:10 pm-10:25 am

2 stops28h 15m

$1,047

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Wed 6/10

11:35 am-6:21 am

2 stops29h 46m

Baltimore/Washington

Fri 8/14

7:10 pm-10:25 am

2 stops28h 15m

$1,047

Chiang MaiBaltimore

CNX - BWI

CNXBWI

Chiang Mai

Thu 6/11

11:35 am-6:21 am

2 stops29h 46m

Baltimore/Washington

Fri 8/14

7:10 pm-10:25 am

2 stops28h 15m

$1,047

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 39 results

Compare providers for flights from Chiang Mai to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chiang Mai to Washington, D.C. in December.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Chiang Mai-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chiang Mai-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chiang Mai-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Chiang Mai-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chiang Mai to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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, D.C.

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Delta from Chiang Mai to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,005 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from Chiang Mai to Washington, D.C.?
If you book a flight to Washington, D.C. 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. There are 0 flights from Chiang Mai to Washington, D.C. per day from 0 different airlines.
How long is the flight from Chiang Mai to Washington, D.C.?
For as low as $1,580, Etihad Airways can have you in Washington, D.C. from Chiang Mai in 36h 15m. The distance from Chiang Mai to Washington, D.C. is about 8436 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Chiang Mai to Washington, D.C.?
The most popular flight routes from Chiang Mai to Washington, D.C. are Chiang Mai - Washington, D.C. Dulles Intl, Chiang Mai - Baltimore/Washington and Chiang Mai - Washington, D.C. Reagan-National.
Can I find deals for flights from Chiang Mai to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Chiang Mai to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chiang Mai to Washington, D.C.?
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, D.C..
Can I find deals for business class flights from Chiang Mai to Washington, D.C.?
Yes. Cheapflights offers flight deals from Chiang Mai to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$611+ Cheap flights from Chiang Mai (CNX) to Washington, D.C. (WAS)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chiang Mai to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Chiang Mai to Washington, D.C.

Cheapest flights from Chiang Mai to Washington, D.C.Explore the most affordable flight options available from Chiang Mai to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Chiang Mai to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Chiang Mai to Washington, D.C.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to Washington, D.C. that are best for you.

Compare providers for flights from Chiang Mai to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chiang Mai to Washington, D.C. in December.

Best time to book a flight from Chiang Mai to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Chiang Mai with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Washington, D.C.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Delta from Chiang Mai to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Washington, D.C.. 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, D.C.?

How long is the flight from Chiang Mai to Washington, D.C.?

What are the most popular routes from Chiang Mai to Washington, D.C.?

Can I find deals for flights from Chiang Mai to Washington, D.C. that include hotel bookings?

How can I find direct flights from Chiang Mai to Washington, D.C.?

Can I find deals for business class flights from Chiang Mai to Washington, D.C.?

Traveling to a place near Washington, D.C.?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chiang Mai to Washington, D.C.

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Cheapest flights from Chiang Mai to Washington, D.C.
Explore the most affordable flight options available from Chiang Mai to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.