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Chiang Rai

$3,849+ Cheap flights from District of Columbia to Chiang Rai (CEI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CEI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from District of Columbia to Chiang Rai

Keep the following information in mind while searching for District of Columbia to Chiang Rai flight deals. Data was last updated September 15, 2025.

Round-trip from

$3,849
(Lufthansa)
From District of Columbia to Chiang Rai
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Find flight deals from District of Columbia to Chiang Rai

Cheapest flights from District of Columbia to Chiang Rai
Explore the most affordable flight options available from District of Columbia to Chiang Rai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Lufthansa deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:20 pmIAD - CEI
2 stops33h 00mLufthansa
Mon 9/296:55 pmCEI - IAD
2 stops31h 10mLufthansa
Deal found 9/14$3,849
This AranGrant deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:05 pmIAD - CEI
2 stops29h 50mMultiple Airlines
Sat 11/226:55 pmCEI - IAD
2 stops33h 00mMultiple Airlines
Deal found 9/15$6,437

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Chiang Rai 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from District of Columbia to Chiang Rai that are best for you.

Fly from

District of Columbia

Fly to

Chiang Rai

Route

Depart

Return

Price

Washington, D.C.Chiang Rai

IAD - CEI

IADCEI

Washington, D.C. Dulles Intl

Thu 9/25

10:20 pm-6:20 pm

2 stops33h 00m

Chiang Rai

Mon 9/29

6:55 pm-3:05 pm

2 stops31h 10m

$3,849

Washington, D.C.Chiang Rai

IAD - CEI

IADCEI

Washington, D.C. Dulles Intl

Fri 11/14

8:05 pm-1:55 pm

2 stops29h 50m

Chiang Rai

Sat 11/22

6:55 pm-3:55 pm

2 stops33h 00m

$6,437

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Best time to book a flight from District of Columbia to Chiang Rai

Have a flexible travel schedule? Discover the best time to fly to Chiang Rai from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Chiang Rai
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Chiang Rai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Chiang Rai from District of Columbia?

    If you book a flight to Chiang Rai from District of Columbia, you will be flying to Chiang Rai, which is the city’s only airport. Chiang Rai (CEI) is located 4.5 mi from the center of Chiang Rai.

  • How long is the flight from District of Columbia to Chiang Rai?

    Airlines like Lufthansa fly from District of Columbia to Chiang Rai in about 33h. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 8358 mi.

  • Can I find deals for flights from District of Columbia to Chiang Rai that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Chiang Rai flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Chiang Rai?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Chiang Rai.

  • Can I find deals for business class flights from District of Columbia to Chiang Rai?

    Yes. Cheapflights offers flight deals from District of Columbia to Chiang Rai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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