Route Price Intelligence
Cheap Flights From Washington, D.C. to Chiang Mai
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Washington DC to Chiang Mai on Korean Air usually runs well over $1,400 round trip, and it's currently down to $870, a 39% drop that's only about $30 above the cheapest this route has ever been. Dates are opening up over the next several months for temple visits, incredible street food, and northern Thailand's cooler, less crowded season.
✓ 5 date combinations found at this price
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Best Time to Fly from Washington, D.C. to Chiang Mai
The cheapest time to fly from Washington, D.C. to Chiang Mai is typically October, when fares average around $1,385. The most expensive month tends to be December at around $2,550. For the best deals, consider flying in October, September, August.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Planning Chiang Mai?
Best months to go, what a day on the ground costs, and the tours worth booking.
Read the Chiang Mai guide →