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.

$684 Cheap Flights from Chiang Mai to Washington, D.C. Dulles Intl Airport in 2026

Find the cheapest flights from Chiang Mai to Washington, D.C.

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 am - 2:10 pm

CNX

IAD

40h 00m

2 stops

10:20 pm - 7:10 pm

IAD

CNX

33h 50m

2 stops

$1,146Multiple Airlines

Thu, Nov 19 - Fri, Apr 2

5:20 pm - 5:40 am

CNX

IAD

47h 20m

2 stops

5:57 pm - 4:05 pm

IAD

CNX

35h 08m

2 stops

$1,208STARLUX Airlines

Tue, Sep 1 - Tue, Sep 15

9:10 pm - 3:40 pm

CNX

IAD

29h 30m

2 stops

9:00 pm - 9:20 am

IAD

CNX

25h 20m

2 stops

$1,230Multiple Airlines

Tue, Sep 1 - Tue, Sep 15

5:20 pm - 8:04 am

CNX

IAD

49h 44m

3 stops

9:00 pm - 7:10 pm

IAD

CNX

35h 10m

2 stops

$1,245Multiple Airlines

Thu, Aug 20 - Sun, Sep 6

10:10 am - 3:40 pm

CNX

IAD

41h 30m

3 stops

5:45 pm - 7:10 pm

IAD

CNX

38h 25m

2 stops

$1,258Austrian Airlines

Thu, Nov 19 - Fri, Apr 2

5:20 pm - 8:04 am

CNX

IAD

49h 44m

3 stops

1:15 am - 10:25 am

IAD

CNX

22h 10m

1 stop

$1,270Multiple Airlines

Thu, Aug 20 - Sat, Sep 5

11:05 pm - 6:30 pm

CNX

IAD

31h 25m

1 stop

9:00 pm - 4:15 pm

IAD

CNX

32h 15m

2 stops

$1,300Multiple Airlines

Thu, Nov 19 - Fri, Apr 2

11:35 am - 5:40 am

CNX

IAD

29h 05m

2 stops

5:47 pm - 10:25 am

IAD

CNX

29h 38m

2 stops

$1,329Multiple Airlines

Thu, Aug 20 - Sun, Sep 6

2:20 pm - 10:50 am

CNX

IAD

31h 30m

2 stops

3:10 pm - 9:20 am

IAD

CNX

31h 10m

3 stops

$1,346Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

2:30 pm - 10:50 am

CNX

IAD

31h 20m

2 stops

11:20 pm - 9:50 pm

IAD

CNX

35h 30m

3 stops

$1,358Multiple Airlines

Tue, Sep 1 - Tue, Sep 15

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

Our best Qatar Airways deals on Chiang Mai to Washington, D.C. Dulles Intl Airport flight tickets

Qatar Airways

Nov 20

CNX7:45 pmChiang Mai

32h 10m

2 stops

IAD3:55 pmWashington, D.C. Dulles Intl

Nov 23

IAD8:05 pmWashington, D.C. Dulles Intl

49h 20m

2 stops

CNX9:25 amChiang Mai

$1,515

Qatar Airways

Nov 20

CNX7:45 pmChiang Mai

32h 10m

2 stops

IAD3:55 pmWashington, D.C. Dulles Intl

Nov 23

IAD8:05 pmWashington, D.C. Dulles Intl

49h 20m

2 stops

CNX9:25 amChiang Mai

$1,518

Qatar Airways

Nov 20

CNX7:45 pmChiang Mai

32h 10m

2 stops

IAD3:55 pmWashington, D.C. Dulles Intl

Nov 23

IAD8:05 pmWashington, D.C. Dulles Intl

49h 20m

2 stops

CNX9:25 amChiang Mai

$1,520

EVA Air flights from Chiang Mai to Washington, D.C. Dulles Intl Airport

Our best EVA Air deals on Chiang Mai to Washington, D.C. Dulles Intl Airport flight tickets

EVA Air

Aug 30

CNX8:00 pmChiang Mai

37h 30m

2 stops

IAD10:30 pmWashington, D.C. Dulles Intl

Sep 5

IAD1:15 amWashington, D.C. Dulles Intl

22h 10m

1 stop

CNX10:25 amChiang Mai

$1,405

EVA Air

Aug 25

CNX8:00 pmChiang Mai

37h 30m

2 stops

IAD10:30 pmWashington, D.C. Dulles Intl

Sep 7

IAD1:15 amWashington, D.C. Dulles Intl

22h 10m

1 stop

CNX10:25 amChiang Mai

$1,423

EVA Air

Sep 1

CNX8:00 pmChiang Mai

37h 00m

2 stops

IAD10:00 pmWashington, D.C. Dulles Intl

Sep 14

IAD1:15 amWashington, D.C. Dulles Intl

22h 10m

1 stop

CNX10:25 amChiang Mai

$1,462

momondo Fare Finder

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

Cheapest round-trip

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 11/19

10:10 am-2:10 pm

2 stops40h 00m

Washington, D.C. Dulles Intl

Fri 4/2

10:20 pm-7:10 pm

2 stops33h 50m

$1,146

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 9/1

5:20 pm-5:40 am

2 stops47h 20m

Washington, D.C. Dulles Intl

Tue 9/15

5:57 pm-4:05 pm

2 stops35h 08m

$1,208

Quickest round-trip

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 9/1

9:10 pm-3:40 pm

2 stops29h 30m

Washington, D.C. Dulles Intl

Tue 9/15

9:00 pm-9:20 am

2 stops25h 20m

$1,230

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 8/20

5:20 pm-8:04 am

3 stops49h 44m

Washington, D.C. Dulles Intl

Sun 9/6

9:00 pm-7:10 pm

2 stops35h 10m

$1,245

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 11/19

10:10 am-3:40 pm

3 stops41h 30m

Washington, D.C. Dulles Intl

Fri 4/2

5:45 pm-7:10 pm

2 stops38h 25m

$1,258

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 8/20

5:20 pm-8:04 am

3 stops49h 44m

Washington, D.C. Dulles Intl

Sat 9/5

1:15 am-10:25 am

1 stop22h 10m

$1,270

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 11/19

11:05 pm-6:30 pm

1 stop31h 25m

Washington, D.C. Dulles Intl

Fri 4/2

9:00 pm-4:15 pm

2 stops32h 15m

$1,300

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Thu 8/20

11:35 am-5:40 am

2 stops29h 05m

Washington, D.C. Dulles Intl

Sun 9/6

5:47 pm-10:25 am

2 stops29h 38m

$1,329

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Sun 8/30

2:20 pm-10:50 am

2 stops31h 30m

Washington, D.C. Dulles Intl

Sun 9/6

3:10 pm-9:20 am

3 stops31h 10m

$1,346

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 9/1

2:30 pm-10:50 am

2 stops31h 20m

Washington, D.C. Dulles Intl

Tue 9/15

11:20 pm-9:50 pm

3 stops35h 30m

$1,358

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 18% 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	32h 10m
Direct flights	None

The fastest flight from Chiang Mai to Washington, D.C. Dulles Intl Airport takes 32h 10m

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

Frequently asked questions about flying from Chiang Mai to Washington, D.C. Dulles Intl Airport

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. 32h 10m 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.

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Colonial Beach

Sterling

Springfield

Fairfax

Tysons

Bethesda

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.