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$533+ Cheap flights from Boston (BOS) to Kunming (KMG)

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KMG
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Boston to Kunming

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kunming (KMG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,328
(FlightHub)

One-way from

$533
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,254
Provider with most accurate pricing for Boston Logan Intl-Kunming Changshui flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Kunming Changshui flights.
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From Boston Logan Intl to Kunming Changshui
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One-way flight from Boston Logan Intl to Kunming Changshui
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Highest demand for flights based on searches. 21% potential increase in price ($446 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($65 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Boston to Kunming

Cheapest flights from Boston to Kunming
Explore the most affordable flight options available from Boston to Kunming. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This FlightHub deal was found by Cheapflights users on 1/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/159:15 am
BOS
-
KMG
3 stops69h 10m
Multiple Airlines
Fri 1/238:05 pm
KMG
-
BOS
2 stops45h 55m
Multiple Airlines
Deal found 1/14$1,337
This Air China deal was found by Cheapflights users on 1/14. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/228:25 am
BOS
-
KMG
2 stops38h 15m
Air China
Mon 1/264:15 pm
KMG
-
BOS
2 stops44h 34m
Air China
Deal found 1/14$1,460
This Ovago deal was found by Cheapflights users on 1/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:40 pm
BOS
-
KMG
2 stops37h 10m
Hainan Airlines
Thu 7/912:40 pm
KMG
-
BOS
1 stop40h 00m
Hainan Airlines
Deal found 1/14$1,569
This Korean Air deal was found by Cheapflights users on 1/13. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2211:00 am
BOS
-
KMG
1 stop22h 45m
Korean Air
Mon 1/2611:55 pm
KMG
-
BOS
1 stop21h 45m
Korean Air
Deal found 1/13$1,606
This Booking.com deal was found by Cheapflights users on 1/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:45 pm
BOS
-
KMG
2 stops38h 40m
Multiple Airlines
Thu 7/910:55 am
KMG
-
BOS
2 stops39h 50m
Multiple Airlines
Deal found 1/14$1,769
This Korean Air deal was found by Cheapflights users on 1/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1511:00 am
BOS
-
KMG
1 stop22h 45m
Korean Air
Fri 1/2311:55 pm
KMG
-
BOS
1 stop21h 45m
Korean Air
Deal found 1/14$2,056

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Kunming 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 January 15, 2026.
Use the filters below to find and compare flights from Boston to Kunming that are best for you.

Fly from

Boston

Fly to

Kunming

Route

Depart

Return

Price

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Fri 6/19

6:40 pm-7:50 pm

2 stops37h 10m

Kunming Changshui

Thu 7/9

12:40 pm-4:40 pm

1 stop40h 00m

$1,569

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Fri 6/19

4:45 pm-7:25 pm

2 stops38h 40m

Kunming Changshui

Thu 7/9

10:55 am-2:45 pm

2 stops39h 50m

$1,769

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Fri 6/19

6:30 am-5:05 pm

3 stops46h 35m

Kunming Changshui

Thu 7/9

4:05 pm-11:58 pm

3 stops43h 53m

$2,665

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Fri 2/6

6:40 pm-12:50 pm

2 stops29h 10m

Kunming Changshui

Sat 3/7

2:30 pm-4:20 pm

1 stop38h 50m

$5,066

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Thu 2/5

12:30 am-11:50 pm

1 stop34h 20m

Kunming Changshui

Sat 3/7

6:00 pm-10:00 pm

1 stop41h 00m

$30,693

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Mon 1/19

12:30 am-1:25 am

2 stops35h 55m

$533

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Fri 5/22

4:25 pm-4:20 pm

3 stops35h 55m

$716

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Tue 2/10

8:25 am-10:30 am

2 stops37h 05m

$3,963

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

Tue 2/10

11:00 am-10:45 pm

1 stop22h 45m

$14,941

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

  • Most accurate provider: When it comes to deals on Boston-Kunming flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Kunming flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Kunming flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kunming flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Kunming flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Kunming

Have a flexible travel schedule? Discover the best time to fly to Kunming from Boston 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.

Reviews of airlines servicing Kunming

Get insights into the airlines that provide service to Kunming. 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 Kunming. Reviews last updated January 15, 2026.
Read through reviews of airlines operating flights from Boston to Kunming, such as Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,187 reviews
Korean Air
8.4
Very good
1,187 reviews

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Boston to Kunming. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Kunming?

    There are many flights that can get you from Boston to Kunming in 37h 10m. Fly via Hainan Airlines to get the fastest option. The distance from Boston to Kunming is about 7754 mi.

  • What is the cheapest airline to fly from Boston to Kunming round-trip?

    Korean Air, at $754, was found to be the cheapest airline from Boston to Kunming.. Korean Air is currently priced 53% below the average price you’ll pay for this route.

  • Can I find deals for flights from Boston to Kunming that include hotel bookings?

    Yes. In addition to deals on Boston to Kunming flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Kunming?

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

  • Can I find deals for business class flights from Boston to Kunming?

    Yes. Cheapflights offers flight deals from Boston to Kunming 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Kunming by adding a car rental and/or hotel reservation to your travel itinerary.
Kunming car rentals
Kunming Changshui Airport car rentals
Wuhua car rentals
Panlong car rentals
Xishan car rentals
Guandu car rentals
Chenggong car rentals

Top airline flying from Boston to Kunming

Discover the top airline that operate flights from Boston to Kunming. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$754Average$1,456FlexibilityNo cancel feeOn-time81%

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