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Cheap flights from Chiang Mai to Washington, D.C. from $572

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chiang Mai to Washington, D.C. departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:35 am - 5:40 am
CNX
-
IAD
29h 05m
2 stops
Multiple Airlines Logo
7:20 pm - 10:25 am
IAD
-
CNX
28h 05m
2 stops
$1,056Multiple Airlines
Tue, Apr 14 - Thu, Apr 30
Multiple Airlines Logo
11:20 am - 7:34 am
CNX
-
IAD
31h 14m
2 stops
Multiple Airlines Logo
5:33 pm - 10:20 am
IAD
-
CNX
29h 47m
2 stops
$1,130Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
5:10 pm - 3:55 pm
CNX
-
IAD
34h 45m
3 stops
Multiple Airlines Logo
2:35 pm - 7:55 am
IAD
-
CNX
29h 20m
3 stops
$1,156Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
Etihad Airways Logo
9:30 am - 9:45 am
CNX
-
IAD
35h 15m
1 stop
Etihad Airways Logo
3:10 pm - 6:25 am
IAD
-
CNX
28h 15m
1 stop
$1,257Etihad Airways
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
5:10 pm - 3:55 pm
CNX
-
IAD
34h 45m
3 stops
Multiple Airlines Logo
8:05 pm - 11:20 am
IAD
-
CNX
27h 15m
2 stops
$1,305Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
Multiple Airlines Logo
11:50 am - 5:20 pm
CNX
-
IAD
41h 30m
2 stops
Multiple Airlines Logo
7:05 am - 10:35 am
IAD
-
CNX
39h 30m
2 stops
$1,306Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
Multiple Airlines Logo
5:20 pm - 4:05 pm
CNX
-
IAD
33h 45m
3 stops
Multiple Airlines Logo
11:00 am - 9:35 pm
IAD
-
CNX
23h 35m
2 stops
$1,386Multiple Airlines
Tue, Apr 14 - Thu, Apr 30
Multiple Airlines Logo
5:20 pm - 4:05 pm
CNX
-
IAD
33h 45m
3 stops
Multiple Airlines Logo
3:10 pm - 7:55 am
IAD
-
CNX
29h 45m
3 stops
$1,402Multiple Airlines
Tue, Apr 14 - Thu, Apr 30
Multiple Airlines Logo
11:20 am - 5:40 am
CNX
-
IAD
29h 20m
2 stops
Multiple Airlines Logo
3:10 pm - 6:25 am
IAD
-
CNX
28h 15m
1 stop
$1,406Multiple Airlines
Tue, Apr 14 - Thu, Apr 30
Multiple Airlines Logo
9:40 pm - 3:55 pm
CNX
-
IAD
30h 15m
2 stops
Multiple Airlines Logo
2:35 pm - 6:10 am
IAD
-
CNX
27h 35m
1 stop
$1,516Multiple Airlines
Tue, Feb 24 - Tue, Mar 3

Etihad Airways flights from Chiang Mai to Washington, D.C. Dulles Intl Airport

Our best Etihad Airways deals on Chiang Mai to Washington, D.C. Dulles Intl Airport flight tickets
Etihad Airways
May 26
CNX9:30 amChiang Mai
35h 15m
1 stop
IAD9:45 amWashington, D.C. Dulles Intl
Jun 2
IAD3:10 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
CNX6:25 amChiang Mai
$1,257
Etihad Airways
Feb 24
CNX8:50 amChiang Mai
36h 15m
1 stop
IAD9:05 amWashington, D.C. Dulles Intl
Mar 3
IAD2:35 pmWashington, D.C. Dulles Intl
27h 35m
1 stop
CNX6:10 amChiang Mai
$1,543

momondo Fare Finder

 
Customize your flight search to find flights from Chiang Mai to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Chiang Mai to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 4/14

11:35 am-5:40 am

2 stops29h 05m

Washington, D.C. Dulles Intl

Thu 4/30

7:20 pm-10:25 am

2 stops28h 05m

$1,056

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 5/26

11:20 am-7:34 am

2 stops31h 14m

Washington, D.C. Dulles Intl

Tue 6/2

5:33 pm-10:20 am

2 stops29h 47m

$1,130

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 2/24

5:10 pm-3:55 pm

3 stops34h 45m

Washington, D.C. Dulles Intl

Tue 3/3

2:35 pm-7:55 am

3 stops29h 20m

$1,156

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 5/26

9:30 am-9:45 am

1 stop35h 15m

Washington, D.C. Dulles Intl

Tue 6/2

3:10 pm-6:25 am

1 stop28h 15m

$1,257

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 2/24

5:10 pm-3:55 pm

3 stops34h 45m

Washington, D.C. Dulles Intl

Tue 3/3

8:05 pm-11:20 am

2 stops27h 15m

$1,305

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 2/24

11:50 am-5:20 pm

2 stops41h 30m

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-10:35 am

2 stops39h 30m

$1,306

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 4/14

5:20 pm-4:05 pm

3 stops33h 45m

Washington, D.C. Dulles Intl

Thu 4/30

11:00 am-9:35 pm

2 stops23h 35m

$1,386

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 4/14

5:20 pm-4:05 pm

3 stops33h 45m

Washington, D.C. Dulles Intl

Thu 4/30

3:10 pm-7:55 am

3 stops29h 45m

$1,402

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 4/14

11:20 am-5:40 am

2 stops29h 20m

Washington, D.C. Dulles Intl

Thu 4/30

3:10 pm-6:25 am

1 stop28h 15m

$1,406

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 2/24

9:40 pm-3:55 pm

2 stops30h 15m

Washington, D.C. Dulles Intl

Tue 3/3

2:35 pm-6:10 am

1 stop27h 35m

$1,516

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Chiang Mai to Washington, D.C. Dulles Intl Airport

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

Can stopping save me money on Chiang Mai to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 47% on your flight if you consider stops on a Chiang Mai to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Chiang Mai to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chiang Mai to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chiang Mai to Washington, D.C. Dulles Intl Airport (CNX to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chiang Mai to Washington, D.C. Dulles Intl Airport

Fastest flight time

29h 05m

Direct flights

None
The fastest flight from Chiang Mai to Washington, D.C. Dulles Intl Airport takes 29h 05m
There are no direct flights from Chiang Mai to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Chiang Mai to Washington, D.C. Dulles Intl Airport.
Search flight deals

  • How far is Chiang Mai to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Chiang Mai to Washington, D.C. Dulles Intl is 8435.1 mi. 29h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chiang Mai Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Chiang Mai Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How old do you have to be to fly from Chiang Mai Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Mai Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Chiang Mai to Washington, D.C.?

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

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

momondo does allow users to show only those flights to Washington, D.C. from Chiang Mai which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chiang Mai to Washington, D.C.?

momondo helps you find the best flight between Chiang Mai and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Chiang Mai. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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