Cheap flights from Washington, D.C. Dulles Intl Airport to Chiang Mai from $751
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Chiang Mai departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Chiang Mai
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Air China flights from Washington, D.C. Dulles Intl Airport to Chiang Mai
Our best Air China deals on Washington, D.C. Dulles Intl Airport to Chiang Mai flight tickets
Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Chiang Mai
Our best Etihad Airways deals on Washington, D.C. Dulles Intl Airport to Chiang Mai flight tickets
See travel insights to Chiang Mai from
How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Chiang Mai
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Chiang Mai?
The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Chiang Mai is on a Monday. Travelers who choose to depart for Chiang Mai on a Monday will often find tickets for as low as $1,286. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Chiang Mai for around $1,704.
What is the cheapest time of day to depart on your flight to Chiang Mai?
Flying to Chiang Mai from Washington, D.C. Dulles Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,300 when looking at flights departing in the evening. Flights to Chiang Mai are more costly in the afternoon, with an average ticket price of $1,718. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Chiang Mai?
Asiana Airlines, Korean Air, and Turkish Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Chiang Mai
What airlines fly to Chiang Mai?
Korean Air, Delta and Qatar Airways are the top three most popular airlines that fly to Chiang Mai from Washington, D.C. Dulles Intl Airport according to our data. Korean Air is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Chiang Mai. Keep in mind that there are 3 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.
When to book flights from Washington, D.C. Dulles Intl Airport to Chiang Mai
Cheap Washington, D.C. Dulles Intl Airport to Chiang Mai (IAD to CNX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Chiang Mai
How far is Washington, D.C. Dulles Intl to Chiang Mai by plane?
Chiang Mai is 8435.1 mi away from Washington, D.C. Dulles Intl. Typically, this will take 23h 25m by plane in normal conditions.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport?
There are 3 operators available for flights from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport as of April 2025.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Chiang Mai Airport.
What documentation or ID do you need to fly to Chiang Mai Airport?
The necessary travel and health documents for your Chiang Mai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Chiang Mai?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Dulles Intl Airport to Chiang Mai is Korean Air (64% of total bookings). The next most popular airlines are Delta (22%) and Qatar Airways (15%).
Best airlines flying from Washington, D.C. Dulles Intl Airport to Chiang Mai
Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Chiang Mai with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,256 | Free Cancellation | Rating 7.4 3,542 reviews | |||
| PriceFrom $1,386 | Free Cancellation | Rating 8.4 1,052 reviews | |||
| PriceFrom $1,425 | Free Cancellation | Rating 8.0 7,897 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Chiang Mai?
Finding the right flight to Chiang Mai from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.
Can I find flights from Washington, D.C. to Chiang Mai with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Chiang Mai from Washington, D.C. with this policy.
How can momondo help me find flights from Washington, D.C. to Chiang Mai?
momondo provides multiple filters to help you find the best flight to Chiang Mai from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Washington, D.C. to Chiang Mai right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Washington, D.C. to Chiang Mai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.