Chiang Mai

$242+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CNX
Oct 11 — Oct 181
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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 September 11, 2025.

Round-trip from

$662
(FlightHub)

One-way from

$242
(CrystalTravel)

Popular in

December

Cheapest in

March

Average price

$1,074
From USA to Chiang Mai
One-way flight from USA to Chiang Mai
Highest demand for flights based on searches. 11% potential increase in price ($159 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($58 potential savings vs. average RT price).
Average for round-trip flights in September 2025

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 September 11, 2025.

This lastminute.com deal was found by Cheapflights users on 9/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:50 pmSFO - CNX
1 stop20h 50mMultiple Airlines
Wed 9/2411:15 pmCNX - SFO
2 stops46h 35mMultiple Airlines
Deal found 9/9$653
This FlightHub deal was found by Cheapflights users on 9/10. 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 9/10$662
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Thu 11/1312:00 pmSFO - CNX
1 stop35h 20mChina Eastern
Wed 11/193:35 pmCNX - SFO
1 stop32h 25mChina Eastern
Deal found 9/11$663
This FlightHub deal was found by Cheapflights users on 9/11. 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 11/1011:30 amLAX - CNX
1 stop35h 50mChina Eastern
Wed 11/193:35 pmCNX - LAX
1 stop32h 30mChina Eastern
Deal found 9/11$663
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Thu 11/2712:00 pmSFO - CNX
1 stop35h 20mChina Eastern
Sun 12/710:05 amCNX - SFO
2 stops37h 55mChina Eastern
Deal found 9/10$664
This FlightHub deal was found by Cheapflights users on 9/10. 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 11/312:00 pmSFO - CNX
2 stops30h 05mChina Eastern
Sun 11/910:05 amCNX - SFO
2 stops37h 55mChina Eastern
Deal found 9/10$665
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Wed 10/2912:30 pmLAX - CNX
2 stops30h 35mChina Eastern
Tue 11/184:25 pmCNX - LAX
2 stops31h 40mChina Eastern
Deal found 9/11$665
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:00 pmSFO - CNX
2 stops31h 05mChina Eastern
Sat 10/184:20 pmCNX - SFO
3 stops54h 45mChina Eastern
Deal found 9/9$676
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Wed 9/242:15 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Mon 10/1312:45 amCNX - SEA
1 stop25h 45mAsiana Airlines
Deal found 9/11$679
This Ovago deal was found by Cheapflights users on 9/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:40 pmORD - CNX
1 stop39h 10mCathay Pacific
Sun 11/1610:35 amCNX - ORD
1 stop39h 25mCathay Pacific
Deal found 9/11$684
This Gurufare deal was found by Cheapflights users on 9/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2512:00 pmSFO - CNX
1 stop36h 20mChina Eastern
Sat 11/14:25 pmCNX - SFO
3 stops55h 35mChina Eastern
Deal found 9/10$700
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Wed 9/1711:00 pmLAX - CNX
1 stop34h 40mAsiana Airlines
Tue 9/2312:45 amCNX - LAX
1 stop29h 15mAsiana Airlines
Deal found 9/10$701

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 September 11, 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

Sat 11/1

1:00 pm-9:05 am

2 stops30h 05m

Chiang Mai

Tue 11/18

4:25 pm-9:00 am

3 stops55h 35m

$665

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Thu 11/27

12:00 pm-2:20 pm

1 stop35h 20m

Chiang Mai

Sun 12/7

3:35 pm-9:00 am

1 stop32h 25m

$702

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Thu 11/6

10:25 pm-9:50 pm

1 stop32h 25m

Chiang Mai

Sun 11/16

11:05 pm-7:00 pm

1 stop34h 55m

$705

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Mon 11/10

11:30 am-2:20 pm

1 stop35h 50m

Chiang Mai

Mon 11/17

10:05 am-9:05 am

3 stops38h 00m

$711

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Mon 11/10

11:30 am-9:05 am

2 stops30h 35m

Chiang Mai

Mon 11/24

10:05 am-9:05 am

3 stops38h 00m

$712

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Thu 11/20

11:30 am-9:05 am

2 stops30h 35m

Chiang Mai

Fri 12/12

10:05 am-9:05 am

3 stops38h 00m

$712

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Mon 9/22

2:15 pm-11:40 pm

1 stop19h 25m

Chiang Mai

Wed 10/15

12:45 am-12:30 pm

1 stop25h 45m

$724

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Sun 9/21

2:15 pm-11:40 pm

1 stop19h 25m

Chiang Mai

Mon 10/13

12:45 am-12:30 pm

1 stop25h 45m

$724

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Sun 9/21

2:15 pm-11:40 pm

1 stop19h 25m

Chiang Mai

Wed 10/15

12:45 am-12:30 pm

1 stop25h 45m

$724

Los AngelesChiang Mai

LAX - CNX

LAXCNX

Los Angeles

Fri 10/24

5:55 pm-10:55 pm

2 stops39h 00m

Chiang Mai

Sun 11/9

12:15 am-2:02 pm

2 stops28h 47m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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.

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.

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.

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.

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, September is the cheapest month in which you can book a flight from USA to Chiang Mai (average of $977). Flying from USA to Chiang Mai in June is currently the most expensive (average of $1,562). 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 September 11, 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 September 11, 2025.
Read through reviews of airlines operating flights from the United States to Chiang Mai, such as EVA Air, Korean Air, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
8.0
Very good

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Crew

8.6

Boarding

8.4

Entertainment

8.0

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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.

  • How long is the flight from USA to Chiang Mai?

    Airlines like China Eastern, Air China, and Asiana Airlines fly from USA to Chiang Mai in about 19h 25m. The time it takes to get you to your destination can typically vary by up to 13h. There are 7190 mi between USA and Chiang Mai. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $371 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on Delta and EVA Air, with prices starting from $404 and $482, respectively.

  • What are the most popular routes 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, September is the cheapest month in which you can book a flight from USA to Chiang Mai (average of $977). Flying from USA to Chiang Mai in June is currently the most expensive (average of $1,562). 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.

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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$668Average$1,236FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$673Average$1,067FlexibilityNo cancel feeOn-time76%
China EasternCheapest$687Average$854FlexibilityNo cancel feeOn-time62%
China AirlinesCheapest$697Average$997FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$746Average$1,293FlexibilityNo cancel feeOn-time72%
STARLUX AirlinesCheapest$770Average$929FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$803Average$1,463FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$855Average$1,207FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$863Average$1,245FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$984Average$1,275FlexibilityNo cancel feeOn-time68%

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