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Cheap flights from Washington, D.C. Dulles Intl Airport to Chiang Mai from $567

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Chiang Mai departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:00 pm - 9:20 am
IAD
-
CNX
25h 20m
2 stops
Multiple Airlines Logo
2:35 pm - 3:40 pm
CNX
-
IAD
36h 05m
2 stops
$1,087Multiple Airlines
seg, set 7 - sex, set 18
Multiple Airlines Logo
9:00 pm - 7:10 pm
IAD
-
CNX
35h 10m
2 stops
Multiple Airlines Logo
2:35 pm - 3:40 pm
CNX
-
IAD
36h 05m
2 stops
$1,094Multiple Airlines
qua, set 30 - qua, out 7
Multiple Airlines Logo
9:00 pm - 1:45 pm
IAD
-
CNX
29h 45m
2 stops
Multiple Airlines Logo
8:00 pm - 3:40 pm
CNX
-
IAD
30h 40m
2 stops
$1,098Multiple Airlines
seg, ago 10 - qua, set 9
Multiple Airlines Logo
9:00 pm - 9:20 am
IAD
-
CNX
25h 20m
2 stops
Multiple Airlines Logo
4:55 pm - 3:40 pm
CNX
-
IAD
33h 45m
2 stops
$1,125Multiple Airlines
qui, set 24 - qua, out 14
Multiple Airlines Logo
9:00 pm - 1:45 pm
IAD
-
CNX
29h 45m
2 stops
Multiple Airlines Logo
9:10 pm - 3:40 pm
CNX
-
IAD
29h 30m
2 stops
$1,131Multiple Airlines
qua, set 23 - seg, out 12
Multiple Airlines Logo
9:00 pm - 1:45 pm
IAD
-
CNX
29h 45m
2 stops
Multiple Airlines Logo
12:10 pm - 4:55 pm
CNX
-
IAD
39h 45m
2 stops
$1,138Multiple Airlines
seg, ago 10 - dom, nov 1
Multiple Airlines Logo
9:00 pm - 11:15 am
IAD
-
CNX
27h 15m
2 stops
Multiple Airlines Logo
7:45 pm - 8:20 am
CNX
-
IAD
48h 35m
2 stops
$1,140Multiple Airlines
sáb, ago 22 - sex, nov 20
EVA Air Logo
1:15 am - 10:25 am
IAD
-
CNX
22h 10m
1 stop
EVA Air Logo
11:35 am - 10:00 pm
CNX
-
IAD
21h 25m
1 stop
$1,199EVA Air
qua, set 23 - qua, out 14
EVA Air Logo
1:50 am - 10:25 am
IAD
-
CNX
21h 35m
1 stop
EVA Air Logo
7:45 pm - 8:55 pm
CNX
-
IAD
37h 10m
2 stops
$1,210EVA Air
seg, ago 10 - ter, nov 3
EVA Air Logo
1:15 am - 7:10 pm
IAD
-
CNX
30h 55m
2 stops
EVA Air Logo
11:35 am - 10:00 pm
CNX
-
IAD
21h 25m
1 stop
$1,212EVA Air
qua, set 23 - qua, out 14

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

Our best EVA Air deals on Washington, D.C. Dulles Intl Airport to Chiang Mai flight tickets
EVA Air
Sep 23
IAD1:15 amWashington, D.C. Dulles Intl
22h 10m
1 stop
CNX10:25 amChiang Mai
Oct 14
CNX11:35 amChiang Mai
21h 25m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$1,199
EVA Air
Aug 10
IAD1:50 amWashington, D.C. Dulles Intl
21h 35m
1 stop
CNX10:25 amChiang Mai
Nov 3
CNX7:45 pmChiang Mai
37h 10m
2 stops
IAD8:55 pmWashington, D.C. Dulles Intl
$1,210
EVA Air
Sep 23
IAD1:15 amWashington, D.C. Dulles Intl
30h 55m
2 stops
CNX7:10 pmChiang Mai
Oct 14
CNX11:35 amChiang Mai
21h 25m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
$1,212

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Chiang Mai 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 abril 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

seg 9/7

9:00 pm-9:20 am

2 stops25h 20m

Chiang Mai

sex 9/18

2:35 pm-3:40 pm

2 stops36h 05m

$1,087

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

qua 9/30

9:00 pm-7:10 pm

2 stops35h 10m

Chiang Mai

qua 10/7

2:35 pm-3:40 pm

2 stops36h 05m

$1,094

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

seg 8/10

9:00 pm-1:45 pm

2 stops29h 45m

Chiang Mai

qua 9/9

8:00 pm-3:40 pm

2 stops30h 40m

$1,098

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

qui 9/24

9:00 pm-9:20 am

2 stops25h 20m

Chiang Mai

qua 10/14

4:55 pm-3:40 pm

2 stops33h 45m

$1,125

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

qua 9/23

9:00 pm-1:45 pm

2 stops29h 45m

Chiang Mai

seg 10/12

9:10 pm-3:40 pm

2 stops29h 30m

$1,131

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

seg 8/10

9:00 pm-1:45 pm

2 stops29h 45m

Chiang Mai

dom 11/1

12:10 pm-4:55 pm

2 stops39h 45m

$1,138

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

sáb 8/22

9:00 pm-11:15 am

2 stops27h 15m

Chiang Mai

sex 11/20

7:45 pm-8:20 am

2 stops48h 35m

$1,140
Quickest round-trip

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

qua 9/23

1:15 am-10:25 am

1 stop22h 10m

Chiang Mai

qua 10/14

11:35 am-10:00 pm

1 stop21h 25m

$1,199

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

seg 8/10

1:50 am-10:25 am

1 stop21h 35m

Chiang Mai

ter 11/3

7:45 pm-8:55 pm

2 stops37h 10m

$1,210

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

qua 9/23

1:15 am-7:10 pm

2 stops30h 55m

Chiang Mai

qua 10/14

11:35 am-10:00 pm

1 stop21h 25m

$1,212

Flights are sorted by cheapest round-trip flights first.

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

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 Washington, D.C. Dulles Intl Airport to Chiang Mai flights?

You could potentially save up to 22% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Chiang Mai flight.

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

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

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

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

Fastest flight time

27h 15m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Chiang Mai takes 27h 15m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Chiang Mai. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Chiang Mai.
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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Chiang Mai

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

    Chiang Mai is 8435.1 mi away from Washington, D.C. Dulles Intl. Typically, this will take 27h 15m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport?

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

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The necessary travel and health documents for your Chiang Mai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Chiang Mai?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Chiang Mai

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $673Free CancellationRating
8.4
1,212 reviews
Search Korean Air flights
DeltaPriceFrom $798Free CancellationRating
7.9
8,431 reviews
Search Delta flights
EVA AirPriceFrom $1,040Free CancellationRating
8.5
1,422 reviews
Search EVA Air flights

Why use momondo?

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

Finding the right flight to Chiang Mai from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Chiang Mai from Washington, D.C. with this policy.

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

momondo provides multiple filters to help you find the best flight to Chiang Mai from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Washington, D.C. to Chiang Mai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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