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Cheap flights from District of Columbia to Chiang Mai from $705

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Chiang Mai departing on 8/9. 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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0 bags

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Find the cheapest flights from District of Columbia to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
3:10 pm - 9:20 am
IAD
-
CNX
31h 10m
2 stops
Etihad Airways Logo
8:50 am - 10:05 am
CNX
-
IAD
36h 15m
1 stop
$1,066Etihad Airways
Fri, Oct 9 - Fri, Oct 30
Multiple Airlines Logo
3:10 pm - 8:25 pm
IAD
-
CNX
42h 15m
2 stops
Multiple Airlines Logo
2:30 pm - 9:45 am
CNX
-
IAD
30h 15m
2 stops
$1,081Multiple Airlines
Wed, Aug 26 - Thu, Sep 10
Multiple Airlines Logo
9:00 pm - 11:15 am
IAD
-
CNX
27h 15m
2 stops
Multiple Airlines Logo
8:00 pm - 3:40 pm
CNX
-
IAD
30h 40m
2 stops
$1,103Multiple Airlines
Tue, Sep 8 - Tue, Sep 15
Multiple Airlines Logo
9:00 pm - 1:45 pm
IAD
-
CNX
29h 45m
2 stops
Multiple Airlines Logo
3:30 pm - 3:40 pm
CNX
-
IAD
35h 10m
2 stops
$1,106Multiple Airlines
Sun, Aug 23 - Mon, Sep 21
Multiple Airlines Logo
9:00 pm - 9:20 am
IAD
-
CNX
25h 20m
2 stops
Multiple Airlines Logo
8:00 pm - 3:40 pm
CNX
-
IAD
30h 40m
2 stops
$1,114Multiple Airlines
Tue, Sep 1 - Wed, Sep 30
Multiple Airlines Logo
8:05 pm - 7:00 pm
IAD
-
CNX
34h 55m
2 stops
Multiple Airlines Logo
3:25 pm - 3:55 pm
CNX
-
IAD
36h 30m
2 stops
$1,117Multiple Airlines
Sun, Nov 1 - Mon, Nov 16
Multiple Airlines Logo
9:00 pm - 7:10 pm
IAD
-
CNX
35h 10m
2 stops
Multiple Airlines Logo
9:10 pm - 3:40 pm
CNX
-
IAD
29h 30m
2 stops
$1,119Multiple Airlines
Thu, Sep 24 - Wed, Oct 14
Multiple Airlines Logo
9:00 pm - 1:00 pm
IAD
-
CNX
29h 00m
2 stops
Multiple Airlines Logo
2:35 pm - 3:40 pm
CNX
-
IAD
36h 05m
2 stops
$1,174Multiple Airlines
Mon, Aug 10 - Wed, Sep 9
Multiple Airlines Logo
11:15 am - 8:45 am
IAD
-
CNX
34h 30m
2 stops
Multiple Airlines Logo
2:05 pm - 4:55 pm
CNX
-
IAD
37h 50m
2 stops
$1,181Multiple Airlines
Fri, Oct 9 - Fri, Oct 30
Multiple Airlines Logo
9:00 pm - 11:15 am
IAD
-
CNX
27h 15m
2 stops
Multiple Airlines Logo
8:00 pm - 3:40 pm
CNX
-
IAD
30h 40m
2 stops
$1,182Multiple Airlines
Mon, Aug 10 - Wed, Sep 9

Korean Air flights from District of Columbia to Chiang Mai

Our best Korean Air deals on District of Columbia to Chiang Mai flight tickets
Korean Air
Jul 16
DCA6:02 amWashington, D.C. Reagan-National
51h 43m
2 stops
CNX8:45 pmChiang Mai
Jul 25
CNX9:45 pmChiang Mai
54h 14m
2 stops
DCA4:59 pmWashington, D.C. Reagan-National
$1,904
Korean Air
Jul 8
DCA8:50 pmWashington, D.C. Reagan-National
36h 55m
2 stops
CNX8:45 pmChiang Mai
Jul 18
CNX9:45 pmChiang Mai
54h 14m
2 stops
DCA4:59 pmWashington, D.C. Reagan-National
$1,911
Korean Air
Jul 16
DCA10:16 amWashington, D.C. Reagan-National
47h 29m
2 stops
CNX8:45 pmChiang Mai
Jul 27
CNX9:45 pmChiang Mai
25h 57m
2 stops
DCA12:42 pmWashington, D.C. Reagan-National
$1,922

Etihad Airways flights from District of Columbia to Chiang Mai

Our best Etihad Airways deals on District of Columbia to Chiang Mai flight tickets
Etihad Airways
Oct 9
IAD3:10 pmWashington, D.C. Dulles Intl
31h 10m
2 stops
CNX9:20 amChiang Mai
Oct 30
CNX8:50 amChiang Mai
36h 15m
1 stop
IAD10:05 amWashington, D.C. Dulles Intl
$1,066
Etihad Airways
Nov 12
IAD2:35 pmWashington, D.C. Dulles Intl
54h 50m
2 stops
CNX9:25 amChiang Mai
Nov 25
CNX8:50 amChiang Mai
36h 15m
1 stop
IAD9:05 amWashington, D.C. Dulles Intl
$1,206
Etihad Airways
Nov 12
IAD2:35 pmWashington, D.C. Dulles Intl
56h 45m
2 stops
CNX11:20 amChiang Mai
Nov 25
CNX8:50 amChiang Mai
36h 15m
1 stop
IAD9:05 amWashington, D.C. Dulles Intl
$1,214

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 June 1, 2026.
Use the filters below to find and compare flights from District of Columbia 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

Fri 10/9

3:10 pm-9:20 am

2 stops31h 10m

Chiang Mai

Fri 10/30

8:50 am-10:05 am

1 stop36h 15m

$1,066

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-8:25 pm

2 stops42h 15m

Chiang Mai

Thu 9/10

2:30 pm-9:45 am

2 stops30h 15m

$1,081

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Tue 9/8

9:00 pm-11:15 am

2 stops27h 15m

Chiang Mai

Tue 9/15

8:00 pm-3:40 pm

2 stops30h 40m

$1,103

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Sun 8/23

9:00 pm-1:45 pm

2 stops29h 45m

Chiang Mai

Mon 9/21

3:30 pm-3:40 pm

2 stops35h 10m

$1,106
Quickest round-trip

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Tue 9/1

9:00 pm-9:20 am

2 stops25h 20m

Chiang Mai

Wed 9/30

8:00 pm-3:40 pm

2 stops30h 40m

$1,114

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Sun 11/1

8:05 pm-7:00 pm

2 stops34h 55m

Chiang Mai

Mon 11/16

3:25 pm-3:55 pm

2 stops36h 30m

$1,117

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Thu 9/24

9:00 pm-7:10 pm

2 stops35h 10m

Chiang Mai

Wed 10/14

9:10 pm-3:40 pm

2 stops29h 30m

$1,119

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Mon 8/10

9:00 pm-1:00 pm

2 stops29h 00m

Chiang Mai

Wed 9/9

2:35 pm-3:40 pm

2 stops36h 05m

$1,174

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Fri 10/9

11:15 am-8:45 am

2 stops34h 30m

Chiang Mai

Fri 10/30

2:05 pm-4:55 pm

2 stops37h 50m

$1,181

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Mon 8/10

9:00 pm-11:15 am

2 stops27h 15m

Chiang Mai

Wed 9/9

8:00 pm-3:40 pm

2 stops30h 40m

$1,182

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Mai from

How to get the cheapest flight ticket from District of Columbia 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

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in October, then you should wait until December to fly from District of Columbia, when ticket prices are also cheap, with an average price of $666.

Can stopping save me money on District of Columbia to Chiang Mai flights?

You could potentially save up to 24% on your flight if you consider stops on a District of Columbia to Chiang Mai flight.

Cheap District of Columbia to Chiang Mai flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Chiang Mai

Fastest flight time

25h 20m

Direct flights

None
The fastest flight from District of Columbia to Chiang Mai takes 25h 20m
There are no direct flights from District of Columbia to Chiang Mai. There are no popular flight routes from District of Columbia to Chiang Mai.
Search flight deals

Frequently asked questions about flying from District of Columbia to Chiang Mai

  • When did momondo last update prices for flights from District of Columbia to Chiang Mai Airport?

    Prices for flights from District of Columbia to Chiang Mai Airport were last updated today.

  • How many operators does momondo search for flights from District of Columbia to Chiang Mai Airport?

  • How old do you have to be to fly from District of Columbia to Chiang Mai Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from District of Columbia 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.

Best airlines flying from District of Columbia to Chiang Mai

Compare and see reviews for airlines that fly from District of Columbia to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
Korean AirPriceFrom $741Free CancellationRating
8.4
1,217 reviews
Search Korean Air flights
DeltaPriceFrom $798Free CancellationRating
7.9
8,403 reviews
Search Delta flights
EVA AirPriceFrom $1,040Free CancellationRating
8.5
1,465 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Chiang Mai?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chiang Mai from District of Columbia.

Can I find flights from District of Columbia to Chiang Mai with flexible booking policies on momondo?

momondo does allow users to show only those flights to Chiang Mai from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Chiang Mai?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Chiang Mai.

I’m not ready to book a flight from District of Columbia to Chiang Mai right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chiang Mai from District of Columbia. 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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