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Chiang Mai

$348+ Cheap flights from the United States to Chiang Mai (CNX)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CNX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from USA to Chiang Mai

Keep the following information in mind while searching for USA to Chiang Mai flight deals. Data was last updated July 30, 2025.

Round-trip from

$651
(oojo)

One-way from

$348
(SmartFares)

Popular in

December

Cheapest in

March

Average price

$1,515
From USA to Chiang Mai
Search Deals
One-way flight from USA to Chiang Mai
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from USA to Chiang Mai

Cheapest flights from USA to Chiang Mai
Explore the most affordable flight options available from USA to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/811:30 pmSFO - CNX
1 stop34h 10mAsiana Airlines
Wed 9/1712:45 amCNX - SFO
1 stop28h 45mAsiana Airlines
Deal found 7/30$651
This oojo deal was found by Cheapflights users on 7/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/112:45 pmSFO - CNX
1 stop43h 05mAir China
Tue 11/1811:05 pmCNX - SFO
1 stop25h 10mAir China
Deal found 7/28$659
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:00 pmSFO - CNX
1 stop35h 20mChina Eastern
Wed 11/263:35 pmCNX - SFO
1 stop32h 25mChina Eastern
Deal found 7/29$662
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:30 pmLAX - CNX
1 stop34h 55mChina Eastern
Tue 11/114:25 pmCNX - LAX
2 stops31h 40mChina Eastern
Deal found 7/28$664
This oojo deal was found by Cheapflights users on 7/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/12:15 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Mon 9/1512:45 amCNX - SEA
1 stop25h 45mAsiana Airlines
Deal found 7/27$675
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/231:20 pmLAX - CNX
1 stop41h 30mAir China
Sat 12/611:05 pmCNX - LAX
1 stop25h 55mAir China
Deal found 7/29$704
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:40 pmLAX - CNX
1 stop21h 00mAsiana Airlines
Tue 8/1912:45 amCNX - LAX
1 stop23h 35mAsiana Airlines
Deal found 7/30$717
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:30 pmSEA - CNX
2 stops26h 50mMultiple Airlines
Tue 12/167:45 pmCNX - SEA
2 stops32h 35mMultiple Airlines
Deal found 7/28$718
This CrystalTravel deal was found by Cheapflights users on 7/28. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1811:50 pmLAX - CNX
1 stop32h 05mKorean Air
Wed 10/2211:15 pmCNX - LAX
1 stop30h 20mKorean Air
Deal found 7/28$722
This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1811:50 pmLAX - CNX
1 stop32h 05mMultiple Airlines
Thu 9/1112:45 amCNX - LAX
1 stop28h 50mMultiple Airlines
Deal found 7/29$726
This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/171:10 pmJFK - CNX
1 stop23h 30mMultiple Airlines
Tue 9/2311:15 pmCNX - JFK
2 stops30h 30mMultiple Airlines
Deal found 7/29$727
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/512:10 pmDFW - CNX
1 stop21h 45mKorean Air
Wed 8/2711:15 pmCNX - DFW
1 stop21h 15mKorean Air
Deal found 7/29$733

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to Chiang Mai 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 July 30, 2025.
Use the filters below to find and compare flights from the United States to Chiang Mai that are best for you.

Fly from

USA

Fly to

Chiang Mai

Route

Depart

Return

Price

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 9/8

11:30 pm-11:40 pm

1 stop34h 10m

Chiang Mai

Wed 9/17

12:45 am-3:30 pm

1 stop28h 45m

$651

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Mon 9/15

12:30 pm-1:25 pm

1 stop34h 55m

Chiang Mai

Tue 11/11

4:25 pm-9:05 am

2 stops31h 40m

$664

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Mon 9/1

2:15 pm-11:40 pm

1 stop19h 25m

Chiang Mai

Mon 9/15

12:45 am-12:30 pm

1 stop25h 45m

$675

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Wed 8/13

12:40 pm-11:40 pm

1 stop21h 00m

Chiang Mai

Tue 8/19

12:45 am-10:20 am

1 stop23h 35m

$717

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Tue 10/21

4:30 pm-9:20 am

2 stops26h 50m

Chiang Mai

Tue 12/16

7:45 pm-1:20 pm

2 stops32h 35m

$718

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 8/11

12:00 pm-1:25 pm

1 stop35h 25m

Chiang Mai

Mon 9/8

2:55 pm-5:17 pm

2 stops40h 22m

$719

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Mon 8/18

11:50 pm-9:55 pm

1 stop32h 05m

Chiang Mai

Wed 10/22

11:15 pm-3:35 pm

1 stop30h 20m

$722

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Thu 9/18

11:25 pm-9:50 pm

1 stop32h 25m

Chiang Mai

Wed 11/12

11:05 pm-7:00 pm

1 stop34h 55m

$724

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Mon 8/18

11:50 pm-9:55 pm

1 stop32h 05m

Chiang Mai

Thu 9/11

12:45 am-3:35 pm

1 stop28h 50m

$726

New YorkChiang Mai

JFK - CNX

JFKCNX

New York John F Kennedy Intl

Wed 9/17

1:10 pm-11:40 pm

1 stop23h 30m

Chiang Mai

Tue 9/23

11:15 pm-6:45 pm

2 stops30h 30m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
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The best insider tips for theUnited States to Chiang Mai flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Chiang Mai trip
Airlines
EVA Air

EVA's Royal Laurel Class offers lie-flat seats with an 82-inch pitch for long-haul comfort.


EVA's economy class on the 777 offers 33-inch pitch and 18.3-inch width for extra comfort.

Read more about EVA Airby Duncan Madden
Korean Air

Korean Air's Prestige Suites offer lie-flat seats with 75-inch pitch on long-haul flights.


Korean Air's economy class offers 33-34 inch pitch for extra legroom on long-haul flights.

Read more about Korean Airby Yulia Denisyuk
Asiana Airlines

Asiana's Business Suite on A380 offers 25-inch wide seats with sliding doors for privacy.


Asiana's economy class on A350 offers 33-inch pitch and 18-inch wide seats for comfort.

Read more about Asiana Airlinesby Marisa Garcia
Delta

Delta's Delta One offers 180-degree flat-bed seats with duvets on long-haul flights.


Delta offers free Wi-Fi on international long-haul routes for SkyMiles members.

Read more about Deltaby Harriet Baskas
Cathay Pacific

Cathay Pacific's Business Class on Boeing 777 offers 21-inch wide seats with privacy doors.


Cathay Pacific's Economy Class offers 32-inch pitch and three meal choices on long-haul flights.

Read more about Cathay Pacificby Yulia Denisyuk
China Airlines

China Airlines' Premium Business Class features lie-flat seats with aisle access on A350 and 777.


China Airlines' economy class offers 32-inch pitch and complimentary drinks on long-haul flights.

Read more about China Airlinesby Robert Schrader
Our travel experts
Duncan Madden

Duncan Madden

Expert on EVA Air

Duncan Madden

Duncan Madden

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on Korean Air and Cathay Pacific

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Marisa Garcia

Marisa Garcia

Expert on Asiana Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Robert Schrader

Robert Schrader

Expert on China Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more

Best time to book a flight from USA to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from USA 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 the United States to Chiang Mai

What is the cheapest month to book a flight from USA to Chiang Mai?

Currently, April is the cheapest month in which you can book a flight from USA to Chiang Mai (average of $1,010). Flying from USA to Chiang Mai in December is currently the most expensive (average of $1,624). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to CNX?

Find hourly flight availability from USA to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Chiang Mai as you normally would.

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated July 30, 2025.
Read through reviews of airlines operating flights from the United States to Chiang Mai, such as STARLUX Airlines, EVA Air, and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,222 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,536 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
754 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Food

8.8

Boarding

9.0

Comfort

8.9

Crew

9.3

Overall

9.0

Entertainment

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from USA to Chiang Mai. 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 Mai from United States?

    Located just 1.9 mi from the city center, Chiang Mai (CNX) is the airport most travelers will use when flying to Chiang Mai from United States.

  • What are the cheapest airlines to fly from USA to Chiang Mai one-way?

    $348 is the cheapest one-way deal found within the past few days, from Asiana Airlines. You may also be able to find cheap deals on Delta and Korean Air, with prices starting from $401 and $405, respectively.

  • What are the most popular routes from USA to Chiang Mai?

    Most travelers choose Seattle/Tacoma Intl - Chiang Mai, Washington, D.C. Dulles Intl - Chiang Mai or San Francisco - Chiang Mai when deciding on the best route from USA to Chiang Mai.

  • Can I find deals for flights from USA to Chiang Mai that include hotel bookings?

    Yes. In addition to deals on USA to Chiang Mai flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Chiang Mai?

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

  • Can I find deals for business class flights from USA to Chiang Mai?

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

  • What is the cheapest month to book a flight from USA to Chiang Mai?

    Currently, April is the cheapest month in which you can book a flight from USA to Chiang Mai (average of $1,010). Flying from USA to Chiang Mai in December is currently the most expensive (average of $1,624). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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 USA to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from USA to Chiang Mai

Discover the top 10 airlines that operate flights from USA to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$668Average$1,271FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$673Average$1,066FlexibilityNo cancel feeOn-time76%
China EasternCheapest$692Average$854FlexibilityNo cancel feeOn-time62%
China AirlinesCheapest$697Average$988FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$746Average$1,266FlexibilityNo cancel feeOn-time72%
STARLUX AirlinesCheapest$775Average$938FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$815Average$1,408FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$855Average$1,203FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$859Average$1,199FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$984Average$1,275FlexibilityNo cancel feeOn-time68%

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