Flights from Washington, D.C. to Chiang Mai from USD1,218
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1 Passenger, Economy
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Popular Flights from Washington, D.C. to Chiang Mai for Your Next Trip
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*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
Plan Ahead with Flight Deals from Washington, D.C. to Chiang Mai
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Washington, D.C. (IAD)to
Chiang Mai (CNX)
28 Feb 2026 - 14 Mar 2026
Round-trip
Economy
From
USD1,218
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
3 Feb 2026 - 17 Feb 2026
Round-trip
Economy
From
USD1,218
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
26 Feb 2026 - 12 Mar 2026
Round-trip
Economy
From
USD1,218
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
24 Feb 2026 - 10 Mar 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
5 Mar 2026 - 19 Mar 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
24 Jan 2026 - 7 Feb 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
17 Feb 2026 - 3 Mar 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
1 Feb 2026 - 15 Feb 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
21 Feb 2026 - 7 Mar 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
22 Feb 2026 - 8 Mar 2026
Round-trip
Economy
From
USD1,282
Last Seen 5 hours ago
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
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