DCA - CNX

฿15,880 Find Cheap Flights from Reagan Washington National Airport to Chiang Mai – Compare and Save

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Everything you should know

Cheapest return flight
฿30,410
Typical prices: ฿37,159-฿41,619
เดลต้า
Sat 27/10Fri 2/11
DCA - CNX • 2 stops
Cheapest one-way flight
฿15,880
Typical prices: ฿20,720-฿25,043
Korean Air
Thu 29/11
DCA - CNX • 2 stops
When to travel
February
Cheapest • 1% price drop
January
Most popular
Good to know
+1
Good to know
+1
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Booking Insights
Flight Deals

Cheap Flights from Reagan-National to Chiang Mai (DCA-CNX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Reagan-National to Chiang Mai

Tue 27 Oct - Mon 2 Nov
เดลต้า Logo
07:45 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
28h 00m2 stops Minneapolis St Paul Incheon Intl
เดลต้า Logo
00:20 - 20:44CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
32h 24m2 stops Incheon Intl Atlanta Hartsfield-Jackson
฿30,410เดลต้า
Sun 10 Jan - Tue 9 Feb
Korean Air Logo
17:00 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
41h 45m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
00:20 - 18:05CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
29h 45m2 stops Incheon Intl New York John F Kennedy Intl
฿30,773Korean Air
Mon 2 Nov - Mon 16 Nov
Korean Air Logo
06:59 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
27h 46m2 stops Atlanta Hartsfield-Jackson Incheon Intl
Korean Air Logo
00:20 - 12:59CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
24h 39m2 stops Incheon Intl Atlanta Hartsfield-Jackson
฿31,497Korean Air
Sun 10 Jan - Mon 8 Feb
เดลต้า Logo
17:00 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
41h 45m2 stops New York John F Kennedy Intl Incheon Intl
เดลต้า Logo
00:20 - 19:12CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
30h 52m2 stops Incheon Intl Boston Logan Intl
฿32,222เดลต้า
Sun 10 Jan - Tue 9 Feb
เดลต้า Logo
15:55 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
42h 50m2 stops Atlanta Hartsfield-Jackson Incheon Intl
เดลต้า Logo
00:20 - 18:14CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
29h 54m2 stops Incheon Intl Atlanta Hartsfield-Jackson
฿32,255เดลต้า
Sun 10 Jan - Wed 10 Feb
Korean Air Logo
17:00 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
41h 45m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
00:20 - 18:05CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
29h 45m2 stops Incheon Intl New York John F Kennedy Intl
฿33,342Korean Air
Sun 17 Jan - Sat 30 Jan
Korean Air Logo
08:20 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
26h 25m2 stops Boston Logan Intl Incheon Intl
Korean Air Logo
00:20 - 18:05CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
29h 45m2 stops Incheon Intl New York John F Kennedy Intl
฿34,034Korean Air
Sun 17 Jan - Sat 30 Jan
Korean Air Logo
08:20 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
26h 25m2 stops Boston Logan Intl Incheon Intl
Korean Air Logo
00:20 - 18:05CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
29h 45m2 stops Incheon Intl New York John F Kennedy Intl
฿34,067Korean Air
Sun 10 Jan - Tue 9 Feb
เดลต้า Logo
17:00 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
41h 45m2 stops New York John F Kennedy Intl Incheon Intl
เดลต้า Logo
00:20 - 12:44CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
24h 24m2 stops Incheon Intl Atlanta Hartsfield-Jackson
฿34,792เดลต้า
Sun 10 Jan - Fri 12 Feb
Korean Air Logo
17:00 - 22:45DCA  Washington, D.C. Reagan-National-CNX Chiang Mai
41h 45m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
00:20 - 14:38CNX  Chiang Mai-DCA Washington, D.C. Reagan-National
50h 18m2 stops Incheon Intl Atlanta Hartsfield-Jackson
฿35,187Korean Air
Booking Insights

Price, demand, and travel trends for Washington, D.C. Reagan-National Airport to Chiang Mai flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. Reagan-National Airport to Chiang Mai with more confidence.

How much is a return flight from Washington, D.C. Reagan-National Airport to Chiang Mai?

Return flights from Washington, D.C. Reagan-National Airport to Chiang Mai start at ฿30,410. Prices are below average for this route right now, with typical return fares ranging from ฿37,159 to ฿41,619. The lowest price found in the past 5 days was ฿30,410 on เดลต้า.

Find deals

Key details for Washington, D.C. Reagan-National Airport to Chiang Mai flights

Low season

August

Cheapest flight

฿15,880
Flights from Washington, D.C. Reagan-National Airport to Chiang Mai

When to book flights from Reagan-National to Chiang Mai

Are your dates flexible? Find out the best times to travel from Reagan-National to Chiang Mai based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. Reagan-National Airport to Chiang Mai flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Washington, D.C. Reagan-National Airport to Chiang Mai?

    Flights from Washington, D.C. Reagan-National Airport to Chiang Mai usually depart from Washington, D.C. Reagan-National (DCA) and arrive at Chiang Mai (CNX).

  • Can I save money by using flexible dates for flights from Washington, D.C. Reagan-National Airport to Chiang Mai?

    Yes. Being flexible with your travel dates can save you up to 38% on the Washington, D.C. Reagan-National Airport to Chiang Mai route. Monday is the cheapest departure day at ฿34,561 return on average, while Wednesday is the most expensive at ฿55,021, a difference of ฿20,460. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Chiang Mai?

    Some of the most popular sights in Chiang Mai are Tha Phae Gate, Wat Jed Yot, and Chang Puak Gate. These are among the most viewed places in Chiang Mai on KAYAK.

  • Do I need a passport to fly from Washington, D.C. Reagan-National Airport to Chiang Mai?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. Reagan-National Airport to Chiang Mai looking right now?

    One-way fares from Washington, D.C. Reagan-National Airport to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿17,979, which is 15% below the typical average for this route.

  • What is the time difference between Washington, D.C. Reagan-National Airport and Chiang Mai?

    Chiang Mai is 11 hours ahead of Washington, D.C. Reagan-National Airport (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Chiang Mai Airport (CNX)?

    Chiang Mai Airport (CNX) hosts 5 major car hire companies, with daily rates starting from around ฿410 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • Sixt
    • Hertz
    • Yesaway

  • How much should I expect to pay for a Washington, D.C. Reagan-National Airport to Chiang Mai flight?

    Return flights from Washington, D.C. Reagan-National Airport to Chiang Mai range from ฿37,159 to ฿41,619, with an average of ฿37,159 over the past 12 months. Anything below ฿37,159 counts as a good deal.

Your guide to booking Washington, D.C. Reagan-National Airport to Chiang Mai flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average ฿34,561 – about ฿20,460 less than Wednesday (37% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Reagan-National Airport to Chiang Mai trip for February. Fares historically average ฿36,670 return in that month – typically ฿18,516 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Chiang Mai Airport.
    - Le Naview @Prasingh
    - Bodhi Serene, Chiang Mai
    - 99 The Gallery Hotel

More options for your flight from Reagan-National to Chiang Mai

Complete your trip to Chiang Mai with a hotel stay or car hire

Car rentals in Chiang Mai
Hotels in Chiang Mai