How long is the flight from Chiang Mai to District of Columbia?

Departing from Chiang Mai to District of Columbia will take you 31h 25m. Airlines will cover a distance of 8436 mi. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

If weather is an important factor for your trip to District of Columbia, 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 is the cheapest time of day to fly from CNX to DC?

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

What airport do you fly from for flights from Chiang Mai to District of Columbia?

Most people fly from Chiang Mai (CNX) if they book a flight from Chiang Mai to District of Columbia. Chiang Mai is conveniently located just 1.9 mi from Chiang Mai’s city center.

How can I find direct flights from Chiang Mai to District of Columbia?

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

Can I find deals for business class flights from Chiang Mai to District of Columbia?

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

$579+ Flights from Chiang Mai to District of Columbia

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Cheap flight deals from Chiang Mai to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$1,132 (Air China)
One-way from	$579 (SmartFares)

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

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

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From Chiang Mai to District of Columbia

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One-way flight from Chiang Mai to District of Columbia

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Cheapest flights from Chiang Mai to District of Columbia
Explore the most affordable flight options available from Chiang Mai to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

jue. 12/1811:05 pmCNX - IAD

1 stop31h 25mAir China

vie. 1/210:00 pmIAD - CNX

1 stop35h 50mAir China

Deal found 10/29

$1,140

jue. 12/1812:10 pmCNX - IAD

2 stops32h 10mMultiple Airlines

vie. 1/28:05 pmIAD - CNX

2 stops27h 15mMultiple Airlines

Deal found 10/30

$1,391

sáb. 12/278:50 amCNX - IAD

1 stop36h 15mEtihad Airways

jue. 1/12:35 pmIAD - CNX

1 stop27h 30mEtihad Airways

Deal found 10/30

$1,550

sáb. 12/2710:10 amCNX - IAD

2 stops34h 10mMultiple Airlines

jue. 1/18:05 pmIAD - CNX

2 stops25h 20mMultiple Airlines

Deal found 10/30

$1,614

mié. 12/1712:15 amCNX - IAD

2 stops35h 12mDelta

vie. 1/211:50 amIAD - CNX

1 stop23h 05mDelta

Deal found 10/29

$1,709

Best flights from Chiang Mai to District of Columbia
Discover carefully curated flight deals from Chiang Mai to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 30, 2025.

jue. 12/1811:05 pmCNX - IAD

1 stop31h 25mAir China

vie. 1/210:00 pmIAD - CNX

1 stop35h 50mAir China

Deal found 10/29

$1,140

jue. 12/1812:10 pmCNX - IAD

2 stops32h 10mMultiple Airlines

vie. 1/28:05 pmIAD - CNX

2 stops27h 15mMultiple Airlines

Deal found 10/30

$1,391

mié. 2/1810:10 amCNX - IAD

2 stops41h 45mQatar Airways

dom. 2/228:05 pmIAD - CNX

2 stops29h 40mQatar Airways

Deal found 10/28

$1,414

sáb. 12/278:50 amCNX - IAD

1 stop36h 15mEtihad Airways

jue. 1/12:35 pmIAD - CNX

1 stop27h 30mEtihad Airways

Deal found 10/30

$1,550

mié. 12/1712:15 amCNX - IAD

2 stops35h 47mDelta

vie. 1/26:59 pmIAD - CNX

2 stops39h 56mDelta

Deal found 10/29

$1,709

sáb. 12/2710:10 amCNX - IAD

2 stops34h 10mMultiple Airlines

jue. 1/18:05 pmIAD - CNX

2 stops25h 20mMultiple Airlines

Deal found 10/30

$1,614

mar. 2/1712:15 amCNX - DCA

2 stops32h 58mDelta

dom. 2/226:00 amDCA - CNX

2 stops28h 55mDelta

Deal found 10/28

$2,932

One-way flights from Chiang Mai to District of Columbia
Search for one-way flight options from Chiang Mai to District of Columbia. Find affordable one-way fares based on user searches. Data last updated octubre 30, 2025.

lun. 2/238:50 amCNX - IAD

1 stop36h 15mEtihad Airways

Deal found 10/30

$579

vie. 1/3011:25 amCNX - DCA

2 stops42h 31mMultiple Airlines

Deal found 10/30

$597

dom. 2/2210:10 pmCNX - IAD

3 stops53h 45mMultiple Airlines

Deal found 10/30

$604

lun. 1/129:05 pmCNX - DCA

3 stops58h 55mMultiple Airlines

Deal found 10/30

$624

vie. 1/239:10 amCNX - IAD

3 stops59h 55mMultiple Airlines

Deal found 10/30

$651

lun. 1/1210:50 pmCNX - IAD

3 stops53h 36mMultiple Airlines

Deal found 10/30

$661

jue. 1/2912:15 amCNX - IAD

2 stops34h 55mDelta

Deal found 10/28

$721

jue. 1/2212:15 amCNX - IAD

2 stops34h 55mDelta

Deal found 10/30

$729

lun. 2/239:05 pmCNX - IAD

2 stops30h 50mMultiple Airlines

Deal found 10/30

$757

mié. 1/79:45 pmCNX - IAD

2 stops50h 00mMultiple Airlines

Deal found 10/28

$760

dom. 1/1110:35 amCNX - DCA

3 stops45h 25mMultiple Airlines

Deal found 10/30

$775

jue. 1/81:35 amCNX - DCA

3 stops54h 25mMultiple Airlines

Deal found 10/30

$817

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

jue. 12/18

11:05 pm-6:30 pm

1 stop31h 25m

Washington, D.C. Dulles Intl

vie. 1/2

10:00 pm-9:50 pm

1 stop35h 50m

$1,140

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

jue. 12/18

12:10 pm-8:20 am

2 stops32h 10m

Washington, D.C. Dulles Intl

vie. 1/2

8:05 pm-11:20 am

2 stops27h 15m

$1,391

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

mié. 2/18

10:10 am-3:55 pm

2 stops41h 45m

Washington, D.C. Dulles Intl

dom. 2/22

8:05 pm-1:45 pm

2 stops29h 40m

$1,414

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

sáb. 12/27

8:50 am-9:05 am

1 stop36h 15m

Washington, D.C. Dulles Intl

jue. 1/1

2:35 pm-6:05 am

1 stop27h 30m

$1,550

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

sáb. 12/27

10:10 am-8:20 am

2 stops34h 10m

Washington, D.C. Dulles Intl

jue. 1/1

8:05 pm-9:25 am

2 stops25h 20m

$1,614

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

mié. 12/17

12:15 am-12:02 am

2 stops35h 47m

Washington, D.C. Dulles Intl

vie. 1/2

6:59 pm-10:55 pm

2 stops39h 56m

$1,709

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

mar. 2/17

12:15 am-9:13 pm

2 stops32h 58m

Washington, D.C. Reagan-National

dom. 2/22

6:00 am-10:55 pm

2 stops28h 55m

$2,932

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

lun. 2/23

8:50 am-9:05 am

1 stop36h 15m

$579

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

vie. 1/30

11:25 am-5:56 pm

2 stops42h 31m

$597

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

dom. 2/22

10:10 pm-3:55 pm

3 stops53h 45m

$604

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 19 results

Best time to book a flight from Chiang Mai to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

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

Reviews of airlines servicing District of Columbia

Peruse reviews from past customers who have flown with Delta from Chiang Mai to District of Columbia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

10.0

Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Delta

7.9

Good

7,998 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

10.0

Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Related info for your journey

What airport do you fly from for flights from Chiang Mai to District of Columbia?
Most people fly from Chiang Mai (CNX) if they book a flight from Chiang Mai to District of Columbia. Chiang Mai is conveniently located just 1.9 mi from Chiang Mai’s city center.
How long is the flight from Chiang Mai to District of Columbia?
Departing from Chiang Mai to District of Columbia will take you 31h 25m. Airlines will cover a distance of 8436 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Chiang Mai to District of Columbia that include hotel bookings?
Yes. In addition to deals on Chiang Mai to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chiang Mai to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to District of Columbia.
Can I find deals for business class flights from Chiang Mai to District of Columbia?
Yes. Cheapflights offers flight deals from Chiang Mai to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$579+ Cheap flights from Chiang Mai (CNX) to District of Columbia

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chiang Mai to District of Columbia 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 District of Columbia

Keep the following information in mind while searching for Chiang Mai to District of Columbia flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Chiang Mai to District of Columbia

Cheapest flights from Chiang Mai to District of ColumbiaExplore the most affordable flight options available from Chiang Mai to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

Explore the most affordable flight options available from Chiang Mai to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to District of Columbia that are best for you.

Best time to book a flight from Chiang Mai to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Chiang Mai with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to District of Columbia

Reviews of airlines servicing District of Columbia

Peruse reviews from past customers who have flown with Delta from Chiang Mai to District of Columbia to help guide your decision. 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 District of Columbia. 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 District of Columbia?

How long is the flight from Chiang Mai to District of Columbia?

Can I find deals for flights from Chiang Mai to District of Columbia that include hotel bookings?

How can I find direct flights from Chiang Mai to District of Columbia?

Can I find deals for business class flights from Chiang Mai to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chiang Mai to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Chiang Mai to District of Columbia
Explore the most affordable flight options available from Chiang Mai to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.