Book Flights to Chiang Mai starting from USD1,159
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1 Passenger, Economy
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Best Deals on Flights to Chiang Mai
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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 to Get the Best Prices on Flights to Chiang Mai
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USD
Washington, D.C. (IAD)to
Chiang Mai (CNX)
21 Feb 2026 - 7 Mar 2026
Round-trip
Economy
From
USD1,263
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
3 Feb 2026 - 17 Feb 2026
Round-trip
Economy
From
USD1,263
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
11 Nov 2025 - 25 Nov 2025
Round-trip
Economy
From
USD1,360
Last Seen 3 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
23 Feb 2026 - 9 Mar 2026
Round-trip
Economy
From
USD1,363
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
2 Feb 2026 - 16 Feb 2026
Round-trip
Economy
From
USD1,363
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
27 Feb 2026 - 13 Mar 2026
Round-trip
Economy
From
USD1,367
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
24 Feb 2026 - 10 Mar 2026
Round-trip
Economy
From
USD1,377
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
5 Mar 2026 - 19 Mar 2026
Round-trip
Economy
From
USD1,377
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
28 Feb 2026 - 14 Mar 2026
Round-trip
Economy
From
USD1,377
Last Seen 10 hours ago
Washington, D.C. (IAD)to
Chiang Mai (CNX)
24 Jan 2026 - 7 Feb 2026
Round-trip
Economy
From
USD1,377
Last Seen 10 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.