How long is the flight from Boston to Kunming?

There are many flights that can get you from Boston to Kunming in 22h 45m. Fly via Korean Air to get the fastest option. The distance from Boston to Kunming is about 7754 mi.

In terms of precipitation, rainfall in Kunming ranges from 0.4 - 7.9 inches per month. July is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Kunming when rainfall is around 0.4 in.

If weather is an important factor for your trip to Kunming, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

What is the cheapest time of day to fly from BOS to KMG?

When flying from Boston to Kunming, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$503+ Flights from Boston to Kunming

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Cheap 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 décembre 2, 2025.

dim. 12/216:40 pmBOS - KMG

2 stops29h 10mHainan Airlines

jeu. 1/12:30 pmKMG - BOS

1 stop38h 50mHainan Airlines

Deal found 12/2

$3,411

sam. 12/2012:30 amBOS - KMG

1 stop25h 20mMultiple Airlines

jeu. 1/11:50 pmKMG - BOS

1 stop21h 10mMultiple Airlines

Deal found 11/30

$8,107

Best flights from Boston to Kunming
Discover carefully curated flight deals from Boston to Kunming that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated décembre 2, 2025.

mar. 1/2011:00 amBOS - KMG

1 stop22h 45mKorean Air

mer. 2/1811:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,205

mar. 1/206:00 amBOS - KMG

2 stops27h 45mMultiple Airlines

mer. 2/1811:55 pmKMG - BOS

1 stop21h 45mMultiple Airlines

Deal found 11/30

$1,209

jeu. 1/228:25 amBOS - KMG

2 stops51h 35mAir China

lun. 1/266:30 amKMG - BOS

2 stops37h 51mAir China

Deal found 12/1

$1,249

jeu. 1/1511:00 amBOS - KMG

1 stop22h 45mKorean Air

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,205

mar. 1/136:00 amBOS - KMG

2 stops27h 45mMultiple Airlines

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mMultiple Airlines

Deal found 11/30

$1,209

jeu. 1/2211:00 amBOS - KMG

1 stop22h 45mKorean Air

lun. 1/2611:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,205

mer. 1/145:10 pmBOS - KMG

2 stops40h 35mMultiple Airlines

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mMultiple Airlines

Deal found 11/30

$1,209

dim. 1/1111:00 amBOS - KMG

1 stop22h 45mKorean Air

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,255

Last-minute flights from Boston to Kunming
Discover last-minute flight deals from Boston to Kunming. Data last updated décembre 2, 2025 and is based on user searches.

dim. 1/1111:00 amBOS - KMG

1 stop22h 45mKorean Air

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,255

dim. 1/116:40 pmBOS - KMG

2 stops29h 10mHainan Airlines

lun. 2/234:30 pmKMG - BOS

2 stops60h 50mHainan Airlines

Deal found 11/30

$1,318

mar. 1/136:00 amBOS - KMG

2 stops27h 45mMultiple Airlines

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mMultiple Airlines

Deal found 11/30

$1,209

mer. 1/148:55 pmBOS - KMG

2 stops36h 50mMultiple Airlines

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mMultiple Airlines

Deal found 12/1

$1,220

mer. 1/146:40 pmBOS - KMG

2 stops29h 10mHainan Airlines

lun. 2/234:30 pmKMG - BOS

2 stops60h 50mHainan Airlines

Deal found 11/30

$1,253

sam. 1/176:35 pmBOS - KMG

2 stops39h 10mKorean Air

lun. 2/2311:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/30

$1,260

mar. 1/208:40 pmBOS - KMG

2 stops28h 25mMultiple Airlines

mer. 2/186:30 amKMG - BOS

2 stops28h 17mMultiple Airlines

Deal found 11/30

$1,248

jeu. 1/228:25 amBOS - KMG

2 stops41h 45mAir China

lun. 1/2611:20 amKMG - BOS

2 stops33h 01mAir China

Deal found 11/29

$1,174

jeu. 1/2211:00 amBOS - KMG

1 stop22h 45mKorean Air

lun. 1/2611:55 pmKMG - BOS

1 stop21h 45mKorean Air

Deal found 11/29

$1,205

One-way flights from Boston to Kunming
Search for one-way flight options from Boston to Kunming. Find affordable one-way fares based on user searches. Data last updated décembre 2, 2025.

mar. 1/277:00 amBOS - KMG

3 stops53h 20mMultiple Airlines

Deal found 11/29

$503

dim. 1/256:40 pmBOS - KMG

2 stops29h 10mHainan Airlines

Deal found 11/29

$505

mer. 1/286:40 pmBOS - KMG

2 stops29h 10mHainan Airlines

Deal found 11/29

$518

dim. 1/257:00 amBOS - KMG

3 stops52h 10mMultiple Airlines

Deal found 11/29

$520

sam. 1/243:40 pmBOS - KMG

2 stops31h 50mMultiple Airlines

Deal found 11/29

$526

mer. 1/286:40 pmBOS - KMG

3 stops52h 50mMultiple Airlines

Deal found 11/29

$532

jeu. 1/293:40 pmBOS - KMG

2 stops31h 50mMultiple Airlines

Deal found 11/29

$533

sam. 1/106:00 amBOS - KMG

3 stops40h 35mMultiple Airlines

Deal found 12/1

$538

ven. 1/233:40 pmBOS - KMG

3 stops44h 45mMultiple Airlines

Deal found 11/29

$540

Find flight deals from Boston to Kunming

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$1,174 (Air China)
One-way from	$503 (Kiwi.com)

Provider with most accurate pricing for Boston Logan Intl-Kunming Changshui flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boston Logan Intl-Kunming Changshui flights.

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From Boston Logan Intl to Kunming Changshui

Search Deals

One-way flight from Boston Logan Intl to Kunming Changshui

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

mar. 1/20

11:00 am-10:45 pm

1 stop22h 45m

Kunming Changshui

mer. 2/18

11:55 pm-8:40 am

1 stop21h 45m

$1,205

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

jeu. 1/15

11:00 am-10:45 pm

1 stop22h 45m

Kunming Changshui

lun. 2/23

11:55 pm-8:40 am

1 stop21h 45m

$1,205

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

jeu. 1/22

11:00 am-10:45 pm

1 stop22h 45m

Kunming Changshui

lun. 1/26

11:55 pm-8:40 am

1 stop21h 45m

$1,205

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

mar. 1/20

6:00 am-10:45 pm

2 stops27h 45m

Kunming Changshui

mer. 2/18

11:55 pm-8:40 am

1 stop21h 45m

$1,209

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

mar. 1/13

6:00 am-10:45 pm

2 stops27h 45m

Kunming Changshui

lun. 2/23

11:55 pm-8:40 am

1 stop21h 45m

$1,209

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

mer. 1/14

5:10 pm-10:45 pm

2 stops40h 35m

Kunming Changshui

lun. 2/23

11:55 pm-8:40 am

1 stop21h 45m

$1,209

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

jeu. 1/22

8:25 am-1:00 am

2 stops51h 35m

Kunming Changshui

lun. 1/26

6:30 am-7:21 am

2 stops37h 51m

$1,249

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

dim. 1/11

11:00 am-10:45 pm

1 stop22h 45m

Kunming Changshui

lun. 2/23

11:55 pm-8:40 am

1 stop21h 45m

$1,255

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

dim. 1/25

6:40 pm-12:50 pm

2 stops29h 10m

$505

BostonKunming

BOS - KMG

BOSKMG

Boston Logan Intl

mer. 1/28

6:40 pm-12:50 pm

2 stops29h 10m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/29

Showing 1-10 of 18 results

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.

Related info for your journey

How long is the flight from Boston to Kunming?
There are many flights that can get you from Boston to Kunming in 22h 45m. Fly via Korean Air to get the fastest option. The distance from Boston to Kunming is about 7754 mi.
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

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$503+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Kunming with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boston to Kunming

Cheapest flights from Boston to KunmingExplore 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 décembre 2, 2025.

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 décembre 2, 2025.

Find flight deals from Boston to Kunming

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Kunming that are best for you.

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.

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?

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

How can I find direct flights from Boston to Kunming?

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

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.

Complete your trip

Complete your trip to Kunming by adding a car rental and/or hotel reservation to your travel itinerary.

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Travel Smart

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 décembre 2, 2025.