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District of Columbia

$661+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — BWI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$1,199
(Delta)

One-way from

$661
(Delta)
From Chiang Mai to District of Columbia
Search Deals
One-way flight from Chiang Mai to District of Columbia
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Find flight deals from Chiang Mai to District of Columbia

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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/811:15 pmCNX - IAD
2 stops41h 42mDelta
Tue 7/157:30 amIAD - CNX
2 stops27h 25mDelta
Deal found 6/10$1,199
This oojo deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/511:35 amCNX - IAD
2 stops39h 50mEVA Air
Wed 9/176:09 pmIAD - CNX
2 stops29h 16mEVA Air
Deal found 6/11$1,379
This oojo deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/511:35 amCNX - DCA
2 stops45h 07mEVA Air
Wed 9/178:59 amDCA - CNX
2 stops38h 26mEVA Air
Deal found 6/11$1,383
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/268:00 pmCNX - IAD
3 stops34h 45mMultiple Airlines
Tue 9/91:15 pmIAD - CNX
1 stop23h 25mMultiple Airlines
Deal found 6/10$1,401
This SWISS deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/98:00 pmCNX - IAD
2 stops55h 15mSWISS
Mon 9/228:45 pmIAD - CNX
2 stops30h 00mSWISS
Deal found 6/10$1,460
This Air China deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:05 pmCNX - IAD
1 stop31h 25mAir China
Tue 9/1611:00 pmIAD - CNX
1 stop35h 50mAir China
Deal found 6/11$1,486
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:15 pmCNX - DCA
2 stops33h 29mDelta
Thu 9/187:30 pmDCA - CNX
2 stops39h 25mDelta
Deal found 6/11$1,551
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:55 amCNX - IAD
2 stops34h 50mTurkish Airlines
Thu 9/189:40 pmIAD - CNX
2 stops24h 40mTurkish Airlines
Deal found 6/11$1,561
This oojo deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3011:20 amCNX - DCA
2 stops45h 22mChina Airlines
Mon 8/186:58 pmDCA - CNX
2 stops28h 22mChina Airlines
Deal found 6/10$1,564
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:40 pmCNX - IAD
2 stops47h 41mAir Canada
Tue 9/168:25 amIAD - CNX
2 stops45h 15mAir Canada
Deal found 6/11$1,642
This Emirates deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/610:10 amCNX - IAD
2 stops33h 30mEmirates
Fri 9/1910:55 amIAD - CNX
2 stops37h 20mEmirates
Deal found 6/11$1,747
This Qatar Airways deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/128:00 pmCNX - IAD
2 stops54h 40mQatar Airways
Wed 9/249:00 pmIAD - CNX
2 stops25h 20mQatar Airways
Deal found 6/10$1,770

Cheapflights Fare Finder

Customize your flight search to find flights from Chiang Mai to District of Columbia 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Chiang Mai to District of Columbia that are best for you.

Fly from

Chiang Mai

Fly to

District of Columbia

Route

Depart

Return

Price

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 7/8

11:15 pm-5:57 am

2 stops41h 42m

Washington, D.C. Dulles Intl

Tue 7/15

7:30 am-9:55 pm

2 stops27h 25m

$1,199

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Tue 8/5

11:35 am-4:25 pm

2 stops39h 50m

Washington, D.C. Dulles Intl

Wed 9/17

6:09 pm-10:25 am

2 stops29h 16m

$1,379

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Tue 8/5

11:35 am-9:42 pm

2 stops45h 07m

Washington, D.C. Reagan-National

Wed 9/17

8:59 am-10:25 am

2 stops38h 26m

$1,383

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Sat 7/26

8:00 pm-7:45 pm

3 stops34h 45m

Washington, D.C. Dulles Intl

Tue 9/9

1:15 pm-11:40 pm

1 stop23h 25m

$1,401

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Sat 8/9

8:00 pm-4:15 pm

2 stops55h 15m

Washington, D.C. Dulles Intl

Mon 9/22

8:45 pm-1:45 pm

2 stops30h 00m

$1,460

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Mon 8/4

11:05 pm-7:30 pm

1 stop31h 25m

Washington, D.C. Dulles Intl

Tue 9/16

11:00 pm-9:50 pm

1 stop35h 50m

$1,486

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Wed 8/6

11:15 pm-9:44 pm

2 stops33h 29m

Washington, D.C. Reagan-National

Thu 9/18

7:30 pm-9:55 pm

2 stops39h 25m

$1,551

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Mon 8/4

11:55 am-11:45 am

2 stops34h 50m

Washington, D.C. Dulles Intl

Thu 9/18

9:40 pm-9:20 am

2 stops24h 40m

$1,561

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Wed 7/30

11:20 am-9:42 pm

2 stops45h 22m

Washington, D.C. Reagan-National

Mon 8/18

6:58 pm-10:20 am

2 stops28h 22m

$1,564

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Mon 8/4

5:40 pm-6:21 am

2 stops47h 41m

Washington, D.C. Dulles Intl

Tue 9/16

8:25 am-4:40 pm

2 stops45h 15m

$1,642

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 31 results
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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

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

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.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and China Airlines from Chiang Mai to District of Columbia to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Emirates
8.1
Very good
3,264 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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?

    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.

  • What are the cheapest airlines to fly from Chiang Mai to District of Columbia one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $661. However, be on the lookout for offers from Qatar Airways and Asiana Airlines, as they are both options that can get you from Chiang Mai to District of Columbia for a low price.

  • 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.

  • What is the cheapest month to book a flight from Chiang Mai to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Chiang Mai to District of Columbia (average of $241). Flying from Chiang Mai to District of Columbia in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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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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Top airline flying from Chiang Mai to District of Columbia

Discover the top airline that operate flights from Chiang Mai to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$854Average$1,302FlexibilityNo cancel feeOn-timeN/A

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