Cheap flights from Chiang Mai to Washington, D.C. Reagan-National Airport from ฿29,919
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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Chiang Mai to Reagan-National
One-way flights from Chiang Mai to Reagan-NationalSearch for one-way flight options from Chiang Mai to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 27 April 2025.
Search for one-way flight options from Chiang Mai to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 27 April 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Chiang Mai to Reagan-National 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 17,341 searches. Data last updated 27 April 2025.
Use the filters below to find and compare flights from Chiang Mai to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Chiang MaiWashington, D.C.
CNX - DCA
CNXDCA
Chiang Mai
Sat 12/7
17:20-17:58
2 stops35h 38m
Best time to book a flight from Chiang Mai to Reagan-National
Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Chiang Mai with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Chiang Mai to Washington, D.C. Reagan-National Airport
Rainfall in Reagan-National by month
Plan your trip to Reagan-National by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.
Temperature in Reagan-National by month
Plan your trip to Reagan-National by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).
Related info for your journey
Find useful and relevant information for your journey from Chiang Mai to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Chiang Mai to Reagan-National
See prices for flight routes from nearby airports that may be better suited for you.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Chiang Mai to Reagan-National?
Deals for Chiang Mai to Reagan-National flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Reagan-National?
Millions of users choose and trust Cheapflights to book the best flight deals from Chiang Mai to Reagan-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Chiang Mai to Reagan-National with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to Reagan-National, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Chiang Mai to Reagan-National become cheaper?
Not ready to book yet? You can track prices for flights from Chiang Mai to Reagan-National on Cheapflights with our Price Alert feature and get notified when better prices are available.